Published papers
Number of published data : 377
No. Classification Refereed paper Title Authorship Author Journal Volume/issue/page Publication date ISSN DOI URL
1 Paper
Yes
Convolutional neural networks for pilot-induced cyclostationarity based OFDM signals spectrum sensing in full-duplex cognitive radio
Joint
Hang Liu, Xu Zhu, Takeo Fujii
IEICE Trans. on Commun.
E103-B/ 1, 91-102
2020/01

10.1587/transcom.2018EBP3253

2 Paper
Yes
Q-Learning aided resource allocation and ernvironment recognition in LoRaWAN with CSMA/CA
Joint
Naoki Aihara, Koichi Adachi, Osamu Takyu, Mai Ohta, Takeo Fujii
IEEE Access
7, 152126-152137
2019/10

10.1109/ACCESS.2019.2948111

3 Paper
Yes
On the Performance of Neural Network Residual Kriging in Radio Environment Mapping
Joint
Koya Sato, Kei Inage, and Takeo Fujii
IEEE Access
7, 94557-94568
2019/07

10.1109/ACCESS.2019.2928832

4 Paper
Yes
Modeling the Kriging-aided spatial spectrum sharing over log-normal channels
Joint
Koya Sato, Kei Inage, Takeo Fujii
IEEE Wireless Communications Letters
8/ 3, 749-752
2019/06

10.1109/LWC.2018.2890644

5 Paper
Yes
Adaptive channel assignment with predictions of sensor results and channel occupancy ratio in PhyC-SN
Joint
Osamu Takyu, Keiichiro Shirai, Mai Ohta, Takeo Fujii
IEEE Access
7, 44645-44658
2019/04

10.1109/ACCESS.2019.2909525

6 Paper
Yes
ID Insertion and data tracking with frequency offset for physical wireless parameter conversion sensor networks
Joint
Osamu Takyu, Keiichiro Shirai, Mai Ohta, Takeo Fujii
Sensors
19/ 4, 1-20
2019/02

10.3390/s19040767

7 Paper
Yes
A new classification-like scheme for spectrum sensing using spectral correlation and stacked denoising autoencoders
Joint
Hang Liu, Zhu Xu, Takeo Fujii
IEICE Trans. Commun
E101-B/ 11, 2348-2361
2018/11

10.1587/transcom.2017EBP3447

8 Paper
Yes
Low storage, but highly accurate measurement-based spectrum database via mesh clustering
Joint
Rei Hasegawa, Keita Katagiri, Koya Sato, Takeo Fujii
IEICE Trans. Commun
E101-B/ 10, 2152-2161
2018/10

10.1587/transcom.2017NEP0007

9 Paper
Yes
A Fast Rendezvous Scheme with a Few Control Signals for Multi-Channel Cognitive Radio
Joint
Hayato Soya, Osamu Takyu, Keiichiro Shirai, Mai Ohta, Takeo Fujii, Fumihito Sasamori, Shiro Handa
IEICE Trans. Commun
E101-B/ 7, 1589-1601
2018/07

10.1587/transcom.2017CQP0022

10 Paper
Yes
Crowdsourcing-Assisted Radio Environment Database for V2V Communication
Joint
Keita Katagiri, Koya Sato, Takeo Fujii
Sensors
18/ 4, 1-17
2018/04

10.3390/s18041183

11 Paper
Yes
コグニティブ無線における低複雑かつ高精度な占有率と遷移率測定法
Joint
征矢隼人, 田久修, 白井啓一朗, 太田真衣, 藤井威生, 笹森文仁, 半田志郎
電子情報通信学会和文誌B
J101-B/ 2, 133-45
2018/02

10.14923/transcomj.2017GTP0010

12 Paper
Yes
Frequency correlation of shadowing over TV bands in suburban area
Joint
Koya Sato, Kei Inage, Takeo Fujii
Electron. Letter
54/ 1, 6-8
2018/01

10.1049/el.2017.2164

13 Paper
Yes
A heuristic method-based parallel cooperative spectrum sensing in heterogeneous network
Joint
Shuang Fu, Guoyin Zhang, Takeo Fujii
The Journal of Supercomputing
2018
2018/01

10.1007/s11227-018-2250-8

14 Paper
Yes
Intermittent interval feedback design for multi-stage wireless sensor networks
Joint
Tomokazu Moriyama, Taiki Nakayama, Takeo Fujii
Mobile Networks and Applications
22/ 5, 970-982
2017/10

0.1007/s11036-017-0859-0

15 Paper
Yes
Modulation classification for cognitive radios using stacked denoising autoencoders
Joint
Xu Zhu, Takeo Fujii
International Journal of Satellite Communications and Networking
35/ 5, 517-531
2017/09

10.1002/sat.1202

16 Paper
Yes
Fusion center controlled MAC protocol for physical wireless parameter conversion sensor networks (PHY-C SN)
Joint
Koji Kakinuma, Mai Ohta, Osamu Takyu, Takeo Fujii
IEICE Trans. on Commun
E100-B/ 7, 1105-1114
2017/07



17 Paper
Yes
Kriging-based interference power constraint: integrated design of the radio environment map and transmission power
Joint
Koya Sato and Takeo Fujii
IEEE Trans. Cogn. Commun. Netw
3/ 1, 13-25
2017/03



18 Paper
Yes
Handling cross-tier interference in underlay macrocell system for future small cell networks
Joint
Massa Ndong, Takeo Fujii
Journal of Communications and Networks
19/ 1, 23-31
2017/02



19 Paper
Yes
Joint Routing and Spectrum Allocation for Multi-hop Inter-Vehicle Communication in Cognitive Radio Networks
Joint
Tsubasa Suzuki, Takeo Fujii
International Journal of Intelligent Transportation Systems Research
15/ 1, 39-49
2017/01



20 Paper
Yes
スター型無線センサネットワークにおける周波数共用に適したチャネル共通化手法
Joint
木村 匠, 田久 修, 太田 真衣, 藤井 威生, 笹森 文仁, 半田 志郎
映像情報メディア学会誌
70/ 2, 69-73
2016/01



21 Paper
Yes
Phase and gain imbalance compensation in low-IF receivers
Joint
Teruji Ide, Takeo Fujii, Mamiko Inamori, Yukitoshi Sanada
IEICE Trans. Commun.
E99-B/ 1, 211-223
2016/01



22 Paper
Yes
Cooperative distributed STBC transmission scheme for multi-hop V2V communications

Cong-Hoang Diem, Takeo Fujii
IEICE Trans. on Fundamentals
E99-A/ 1, 252-262
2016/01



23 Paper
Yes
A simple random access scheme with multilevel power allocation

Huifa Lin, Koji Ishibashi, Won-Yong Shin, Takeo Fujii
IEEE Commun. Letters
19/ 12, 2118-2121
2015/12



24 Paper
Yes
Measurement-based spectrum database for flexible spectrum management

Koya Sato, Masayuki Kitamura, Kei Inage, Takeo Fujii
IEICE Trans. Commun.
E98-B/ 10, 2004-2013
2015/10



25 Paper
Yes
Decentralized multilevel power allocation for random access
Joint
Huifa Lin, Koji Ishibashi, Won-Yong Shin, Takeo Fujii
IEICE Trans. Commun.
E98-B/ 10, 1978-1987
2015/10



26 Paper
Yes
Efficient spectrum sharing with avoiding spatial fragmentation of white space,
Joint
Takashi Kosugi, Takeo Fujii
ICT Express
1/ 2, 55-58
2015/09

10.1016/j.icte.2015.09.002

27 Paper
Yes
Relay transmit power allocation for distributed-space time block code cognitive small cell networks
Joint
Massa Ndong, Takeo Fujii
IET Communications
9/ 1, 1961-1968
2015/09

10.1049/iet-com.2014.1093

28 Paper
Yes
Data tracking and effect of frequency offset to simultaneous collecting method for wireless sensor networks
Joint
Ryo Myoenzono, Osamu Takyu, Keiichiro Shirai, Takeo Fujii, Mai Ohta, Fumihito Sasamori, Shiro Handa
International Journal of Distributed Sensor Networks
2015
2015/08

10.1155/2015/946760

29 Paper
Yes
Information gathering for wireless sensor networks with information converting to wireless physical parameters
Joint
Tomomi Endou, Shunta Sakai, Takeo Fujii
IEICE Trans. on Commun.
E98-B/ 6, 984-995
2015/06



30 Paper
Yes
Novel synchronization and BER improvement method for public safety mobile communication systems employing heterogeneous cognitive radio
Joint
Masafumi Moriyama, Takeo Fujii
IEICE Trans. on Commun.
E98-B/ 4, 736-745
2015/04



31 Paper
Yes
Implementation and performance evaluation of distributed autonomous multi-hop vehicle-to-vehicle communications over TV white space
Joint
Kazuya Tsukamoto, Yuji Oie, Haris Kremo, Onur Altintas, Hideaki Tanaka, Takeo Fujii
Mobile Networks and Applications
20/ 2, 203-219
2015/04



32 Paper
Yes
Optimization of Learning Time for Learning-assisted Rendezvous Channel in Cognitive Radio System
Joint
Osamu Takyu, Takayuki Yamakita, Takeo Fujii, Mai Ohta, Fumihito Sasamori, Shiro Handa
IEICE Trans. on Commun
E98-B/ 2, 360-369
2015/02



33 Paper
Yes
Joint Resource Allocation with Interference Constraint for Cognitive Multi-hop Wireless Networks
Joint
Shuta Kako, Osamu Takyu, Takeo Fujii
IEICE Transactions on Fundamentals
E98-A/ 2, 569-577
2015/02



34 Paper
Yes
Cross-tier interference management with a distributed antenna system for multi-tier cellular networks

Massa Ndong, Takeo Fujii
EURASIP Journal on Wireless Communications and Networking
2014/ 73
2014/05

10.1186/1687-1499-2014-73

35 Paper
Yes
コグニティブ無線システムのための時間変化に追従可能な高精度占有率測定法

若尾 悠太、田久 修、藤井 威生、笹森 文仁、半田 志郎
映像情報メディア学会誌
68/ 5, 213-216
2014/05



36 Paper
Yes
ヘテロジニアス型コグニティブ無線を適用した公共用移動通信システムにおけるビタビ復号の理論解析

森山雅文、藤井威生
電子情報通信学会和文誌B
J97-B/ 2, 182-191
2014/02



37 Paper
Yes
Capacity conservation ratio: a novel interference constraint for spectrum sharing

Kei Inage, Takeo Fujii, Kazushi Muraoka, Masayuki Ariyoshi
Transactions on Emerging Telecommunications Technologies
24/ 7-8, 672-682
2013/11

10.1002/ett.2721

38 Paper
Yes
Dynamic Spectrum Sharing for OFDMA-Based Multi-hop Cognitive Radio Networks with Priority

Shuta Kako, Takeo Fujii, Osamu Takyu
Wireless Personal Communications
DOI:10.1007/s11277-013-1345-z
2013/08



39 Paper
Yes
Learning-based p-persistent CSMA for secondary user of cognitive radio networks

Sarenna Bao, Takeo Fujii
International Journal of Space-Based and Situated Computing
3/ 2, 102-112
2013/08



40 Paper
Yes
スロットベースのランダムアクセス型プライマリシステムと周波数共有するセカンダリシステムのキャリアセンス制御と干渉マージンの設計

堀江駿太,田久修,藤井威生,楳田洋太郎
電子情報通信学会和文誌B
J96-B/ 7, 729-741
2013/07



41 Paper
Yes
Distributed Resource Allocation for Multi-cell Cognitive Radio Networks based on Intra-cell Overlay and Inter-cell Underlay Spectrum Sharing

Hailan Peng, Takeo Fujii
IEICE Trans. on Commun
E96-B/ 6, 1566-1576
2013/06



42 Paper
Yes
A Power Allocation Algorithm for Maximizing Total Utility over an MBSFN

Daeyeon Kim, Takeo Fujii, Kyesan Lee
IEEE Wireless Communications Letters
2/ 3, 283-286
2013/06



43 Paper
Yes
TCP性能向上のためのマルチホップコグニティブネットワーク向けMACプロトコルの提案

木村孝政, 藤井威生, 田久修,
電子情報通信学会論文誌B
J96-B/ 3, 356-365
2013/03



44 Paper
Yes
A Resource Allocation Algorithm for OFDM-based Cellular System to Serve Unicast and Multicast Services

Daeyeon Kim, Takeo Fujii, Kyesan Lee
EURASIP Journal on Wireless Communications and Networking
2013:41
2013/02



45 Paper
Yes
Field tests and indoor emulation of distributed autonomous multi-hop vehicle-to-vehicle communications over TV white space

Onur Altintas, Yutaka Ihara, Haris Kremo, Hideaki Tanaka, Masaaki Ohtake, Takeo Fujii, Chikara Yoshimura, Keisuke Ando, Kazuya Tsukamoto, Masato Tsuru, Yuji Oie
ACM SIGMOBILE Mobile Computing and Communications Review
16/ 4, 54-57
2013/02



46 Paper
No
Cooperative sensing with distributed pre-detection for gathering sensing information on shared primary spectrum," IEICE Trans. on Fundamentals

Mai Ohta, Takeo Fujii
IEICE Trans. on Fundamentals
E95-A/ 11, 1980-1990
2012/11



47 Paper
Yes
RASR: Radio environment aware stable routing scheme for multi-hop cognitive radio network

Shamsad Parvin, Takeo Fujii
IET Networks
1/ 4, 207-216
2012/11



48 Paper
Yes
Spectrum sharing method for secondary systems using frequency priority table to reduce inter-secondary interference

Kazuhisa Okamoto, Mai Ohta, Kei Inage, Takeo Fujii, Masayuki Ariyoshi
Analog Integrated Circuit Signal Processing
73, 503-516
2012/10



49 Paper
Yes
Modulation level allocation for MGS streaming over a multihop wireless channel

Daeyeon Kim, Takeo Fujii, Kyesan Lee
EURASIP Journal on Wireless Communications and Networking
105-
2012/03



50 Paper
Yes
Joint cross-layer resource allocation and interference avoidance with QoS support for cognitive radio systems

Hailan Peng, Takeo Fujii
EURASIP Journal on Wireless Communications and Networking
41-
2012/02



51 Paper
Yes
Multi-user Scheduling Method Considering Fairness and Mitigation of Multi-cell Interference for Multi- hop Cellular System

Yuji Okamoto, Takeo Fujii
IEICE Trans. on Fundametals
vol.E94-A/ 12
2011/12



52 Paper
Yes
Hidden Node Aware Routing Method Using High Sensitive Sensing Device for Multi hop Wireless Mesh Network

Shamsad Parvin, Takeo Fujii
EURASIP Journal on Wireless Communications and Networking
114-
2011/09



53 Paper
Yes
MAC Layer Importance for Multimedia Services in Future Cognitive Radio World

Takeo Fujii and Osamu Takyu
IEEE Commun. Society Multimedia Commun. Tech. Committee (MMTC) E-Letter
6/ 3, 54-57
2011/03



54 Paper
Yes
Multi-antenna utilization scheme to prevent packet congestion in wireless mesh netowork

Norihiko Sato, Takeo Fujii
IEICE Trans. on Commun
vol.E93-B/ no.11
2010/11



55 Paper
Yes
Multi-band Received Signal Strength Fingerprinting Based Indoor Location System

Chinnapat Sertthin, Takeo Fujii, Osamu Takyu, Tomoaki Ohtsuki, Masao Nakagawa
IEICE Trans. on Commun.
vol.E93-B/ no.8, pp.1993-2003
2010/08



56 Paper
Yes
A Robust Spectrum Sensing Method Based on Maximum Cyclic Autocorrelation Selection for Dynamic SpectrumAccess

Kazushi Muraoka, Masayuki Ariyoshi, Takeo Fujii
IEICE Trans. on Commun.
vol.E92-B/ no.12, pp.3635-3643
2009/12



57 Paper
Yes
A novel method for information gathering by using orthogonal narrowband signal for cooperative sensing in cognitive radio

Mai Ohta, Takeo Fujii, Kazushi Muraoka, Masayuki Ariyoshi
IEICE Trans. on Commun.
vol.E92-B/ no.12, pp.3625-3634
2009/12



58 Paper
Yes
高速マルチホップ無線ネットワークのためのストリーム数適応切換型中継

長谷川圭吾, 藤井威生, 梅林健太, 神谷幸宏, 鈴木康夫
電子情報通信学会論文誌B
vol.J92-B/ no.6, pp.909-920
2009/06



59 Paper
Yes
Experiment on Synchronous Timing Signal Detection from ISDB-T Terrestrial Digital TV Signal with Application to Autonomous Distributed ITS-IVC Network

Y. Karasawa, T. Kumagai, A. Takemoto, T. Fujii, K. Ito, and N. Suzuki
IEICE Trans. Commun.
vol.J91-B/ no.1, pp.296-305
2009/01



60 Paper
Yes
Frequency sharing hotspot communication under uplink multi-carrier CDMA cellular system

Nguyen Tran Khoa, Takeo Fujii, Kenta Umebayashi, Yukihiro Kamiya, Yasuo Suzuki
The Journal Wireless Communications and Mobile Computing
*
2008



61 Paper
Yes
電力制限による与干渉回避を行うマルチチャンネルマルチホップコグニティブ無線ネットワーク

藤井 威生
電子情報通信学会論文誌B
vol.J91-B/ 11, 1369-1379
2008/11



62 Paper
Yes
Forward interference avoidance in ad hoc communications using adaptive array antennas.

Tomofumi Sakaguchi,Yukihiro Kamiya,Takeo Fujii,Yasuo Suzuki
IEICE Trans.on Commun.
vol.E91-B/ 9, 2940-2947
2008/09



63 Paper
Yes
A new blind adaptive array antenna based on CMA criteria for M-Ary/SS signals suitable for software defined fadio architecture.

Miho Kozuma,Atsushi Sasaki,Yukihiro Kamiya,Takeo Fujii,Kenta Umebayashi,Yasuo Suzuki
IEICE Trans.on Commun.
vol.E91-A/ 8, 1982-1989
2008/08



64 Paper
Yes
Dialogue-based broadcasting protocol for wireless ad hoc networks

Keigo Hasegawa, Takeo Fujii, Kenta Umebayashi, Yukihiro Kamiya, and Yasuo Suzuki
IEICE Trans.on Fundamentals
vol.E91-A/ 7, 1642-1651
2008/07



65 Paper
Yes
A new blind 2D-RAKE receiver based on CMA criteria for spread spectrum systems suitable for software defined radio architecture

Kei Takayama, Yukihiro Kamiya, Takeo Fujii, and Yasuo Suzuki
IEICE Trans. Commun
E91-B/ 6
2008/06



66 Paper
Yes
アダプティブアレーアンテナとMACプロトコルを連携させたアドホック無線ネットワーク

鷹野 智, 藤井 威生, 梅林 健太, 神谷 幸宏, 鈴木 康夫,
電子情報通信学会論文誌 B
J91-B/ 5, 550-557
2008/05



67 Paper
Yes
Study on soft decision based cooperative sensing for cognitive radio networks

Hiromasa Uchiyama, Kenta Umebayashi, Takeo Fujii, Fumie Ono, Kei Sakaguchi, Yukihiro Kamiya, and Yasuo Suzuki
IEICE Trans. Commun
E91-B/ 1, 95-101
2008/01



68 Paper
Yes
Multi-stage RLS subcarrier combining method for uplink quasi-synchronous MC-CDMA

Takeo Fujii, Yukihiro Kamiya and Yasuo Suzuki
IEEE Trans. on Vehicular Technology
56/ 6, 3739-3748
2007/11



69 Paper
Yes
STBC distributed ARQ dcheme for OFDM ad-hoc wireless networks

Takeo Fujii, Erina Kojima, Yukihiro Kamiya and Yasuo Suzuki
IEICE Trans. on Fundamentals
vol.E90-A,, 1323-1332
2007/07



70 Paper
Yes
パケット通信システムのためのMMSE/MSN切替型アダプティブアレーアンテナ

鈴木 宏幸, 藤井 威生, 神谷 幸宏, 鈴木 康夫
電子情報通信学会論文誌 B
J89-B/ 9, 2155-2158
2006/11



71 Paper
Yes
MSE/EGC適応切替型不等間隔アダプティブアレーアンテナ

高橋 政行, 藤井 威生, 神谷 幸宏, 鈴木 康夫
電子情報通信学会論文誌 B
J89-B/ 9, 1717-1724
2006/09



72 Paper
Yes
Multi-stage RLS OFDM adaptive array antenna with short pilot symbols

Takeo Fujii, Yukihiro Kamiya and Yasuo Suzuki
IEICE Trans. on Commun.
E89-B/ 5, 1589-1597
2006/05



73 Paper
Yes
MC-CDMAにおける空き符号チャネルを用いたピーク電力低減法

前田 周, 藤井 威生, 神谷 幸宏, 鈴木 康夫
映像情報メディア学会誌
59/ 1, 151-154
2005/01



74 Paper
Yes
帯域制限フィルタ特性を考慮したCMAアダプティブアレイにおけるユーザ識別方式

三浦 友博, 藤井 威生, 神谷 幸宏, 鈴木 康夫
電子情報通信学会論文誌 B
J87-B/ 9, 1230-1239
2004/09



75 Paper
Yes
マルチキャリアCDMAのための送信ダイバーシチにおけるウェイト制御法に関する検討

藤井 威生, 鈴木 康夫
電子情報通信学会論文誌 B
J87-B/ 9, 1211-1221
2004/09



76 Paper
Yes
同一周波数干渉軽減のために適応送信位相制御を用いたOFDM/SDMシステム

神林 友和, 堀内 隆明, 柴原 正樹, 藤井 威生, 笹瀬 巌
電子情報通信学会論文誌 B
J86-B/ 10, 2086-2096
2003/10



77 Paper
Yes
Peak power reduction for MC-CDMA using cluster assigned code selection

Takeo Fujii and Masao Nakagawa
IEICE Trans. on Commun.
E86-B/ 9, 2637-2647
2003/09



78 Paper
Yes
Performance evaluation of adaptive co-channel interference canceling receiver using frequency spread coding and frequency interleaving for OFDM systems

Masaki Shibahara, Takeo Fujii Iwao Sasase and Toshihiko Saba
The European Transactions on Telecommunications
14, 15-24
2003/01



79 Paper
Yes
Adaptive clipping level control for OFDM peak power reduction using clipping and filtering

Takeo Fujii and Masao Nakagawa
IEICE Trans. on Fundamentals
E85-A/ 7, 1647-1655
2002/07



80 Paper
Yes
Closed-loop mode phase controlled transmit diversity for OFDM using difference information of phase component among adjacent subcarriers

Shigenori Uchida, Takeo Fujii and Masao Nakagawa
IEICE Trans. on Commun.
E85-B/ 3, 573-581
2002/02



81 Paper
Yes
Unicast broadcast packet control for OFDM multi base station frequency sharing system using array antenna on mobile terminal

Takeo Fujii and Masao Nakagawa
IEICE Trans. on Commun.
E835B/ 2, 514-522
2002/02



82 Paper
Yes
Weighting factor estimation methods for partial transmit sequences OFDM to reduce peak power

Takeo Fujii and Masao Nakagawa
IEICE Trans. on Commun.
E85-B/ 1, 221-230
2002/01



83 Paper
Yes
ディジタル無線通信のためのテレビ放送高調波干渉キャンセラ

Arata Inaba, Takeo Fujii and Masao Nakagawa
電子情報通信学会論文誌 B
J84-B/ 11, 1969-1977
2001/11



84 Paper
Yes
Frequency sharing CDMA wireless LAN using uplink band of P-MP TDMA broadband wireless access

Takeo Fujii and Masao Nakagawa
IEICE Trans. on Commun.
E83-B/ 7, 1435-1444
2000/07



85 Invited paper
Yes
Smart spectrum for future wireless world
Joint
Takeo Fujii, Kenta Umebayashi
IEICE Trans. on Commun
E100-B/ 9, 1661-1673
2017/09



86 International conference proceedings, etc.
No
Dynamic spectrum sharing based on spectrum database for 5G and beyond
Joint
Takeo Fujii
2020 Japan and Finland Joint Workshop on Emerging Technologies in 5G and Beyond
*
2020/02



87 International conference proceedings, etc.
Yes
Radio Environment map construction with joint space-frequency interpolation
Joint
Koya Sato, Kei Inage, and Takeo Fujii
ICAIIC2020
*
2020/02



88 International conference proceedings, etc.
Yes
Receiver beacon transmission interval design using Q-Learning focused on packet delivery rate for multi-stage wireless sensor network
Joint
Yuki Hatada and Takeo Fujii
ICAIIC2020
*
2020/02



89 International conference proceedings, etc.
Yes
Measurement-based spectrum database for wireless distributed networks using shadowing classifier
Joint
Keita Katagiri and Takeo Fujii,
ICAIIC2020
*
2020/02



90 International conference proceedings, etc.
Yes
Adapting the Number of Replicas in the E-IRSA System Using the Power Control
Joint

ICOIN2020
*
2020/01



91 International conference proceedings, etc.
Yes
Data Fusion Method Exploiting Data Correlation for Physical Wireless Parameter Conversion Sensor Networks
Joint
Kohei Natsume, Mai Ohta, Osamu Takyu and Takeo Fujii
ICOIN2020
*
2020/01



92 International conference proceedings, etc.
Yes
Recognition and countermeasure to hidden terminal problem by packet analysis in wireless LAN
Joint
Akinori Kamio, Fumihito Sasamori, Handa Shiro, Osamu Takyu, Mai Ohta, Takeo Fujii
APSIPA ASC 2019
*
2019/11



93 International conference proceedings, etc.
No
Reinforcement learning aided orthogonal frequency allocation in LoRaWAN
Joint
Naoki Aihara, Koichi Adachi, Osamu Takyu, Mai Ohta, Takeo Fujii
SmartCom 2019
*
2019/11



94 International conference proceedings, etc.
No
Channel Assignment and Differential Data Transmission in Physical Wireless Parameter Conversion Sensor Network
Joint
Akinori Kamio, Osamu Takyu, Takeo Fujii, Mai Ohta
SmartCom 2019
*
2019/11



95 International conference proceedings, etc.
No
Evaluation of radio propagation characteristics with Various Antenna High for 920MHz frequency sharing
Joint
Ryota Sugimoto, Osamu Takyu, Koichi Adachi, Mai Ohta, Takeo Fujii
SmartCom 2019
*
2019/11



96 International conference proceedings, etc.
No
Performance evaluation of rendezvous channel by e-greedy method with learning type occupancy under misdetection
Joint
Yuki Nishio, Osamu Takyu, Hayato Soya, Mai Ohta, Takeo Fujii, Fumihito Sasamori, Shiro Handa,
SmartCom 2019
*
2019/11



97 International conference proceedings, etc.
No
Receiver Beacon Transmission Interval Design Using Machine Learning for Multi-Stage Wireless Sensor Networks
Joint
Yuki Hatada and Takeo Fujii
SmartCom 2019
*
2019/11



98 International conference proceedings, etc.
No
Adaptive Band and Power Control for Spectrum Shared Mobile Systems
Joint
Hirofumi Nakajo and Takeo Fujii
SmartCom 2019
*
2019/11



99 International conference proceedings, etc.
No
A Study of Hidden Node Discrimination Method using Wireless LAN Packets
Joint
Fumiya Aizawa and Takeo Fujii
SmartCom 2019
*
2019/11



100 International conference proceedings, etc.
Yes
Demo: Highly accurate prediction of radio environment for V2V communications
Joint
Keita Katagiri and Takeo Fujii
IEEE DySPAN 2019
*
2019/11



101 International conference proceedings, etc.
Yes
Radio environment map updating procedure based on hypothesis testing
Joint
Keita Katagiri and Takeo Fujii
IEEE DySPAN 2019 Workshop DD-DSS
*
2019/11



102 International conference proceedings, etc.
Yes
Dynamic bandwidth allocation for spectrum shared private mobile networks using prior measured CQI information
Joint
Akihisa Abe and Takeo Fujii
IEEE DySPAN 2019 Workshop DD-DSS
*
2019/11



103 International conference proceedings, etc.
Yes
Clustering of signal power distribution toward low storage crowdsourced spectrum database,
Joint
Yoji Uesugi, Keita Katagiri, Koya Sato, Kei Inage, Takeo Fujii
VTC-Fall2019 Workshop on 5G and Beyond Technologies for Ultra-Dense Environments
*
2019/09



104 International conference proceedings, etc.
Yes
Sensing Sslection based on Dempster-Shafer evidence theory under collaborative spectrum sensing in cognitive radio sensor networks
Joint
Ying Gao, Ming Diao, Takeo Fujii
VTC-Fall2019 Workshop on 5G and Beyond Technologies for Ultra-Dense Environments
*
2019/09



105 International conference proceedings, etc.
No
Smart apectrum for 5G and beyond
Joint
Takeo Fujii
2019 Russia-Japan Joint Microwave and Telecommunication Workshop
*
2019/09



106 International conference proceedings, etc.
Yes
Receiver Beacon Transmission Interval Design Using Machine Learning for Multi-Stage Wireless Sensor Networks
Joint
Yu-ki Hatada, Takeo Fujii
ICUFN2019 Workshop SR-IoT
*
2019/07



107 International conference proceedings, etc.
Yes
Spectrum Sharing Exploiting Spectrum Database for LPWA
Joint
Yudai Yamazaki, Takeo Fujii, Koichi Adachi, Osamu Takyu, Mai Ohta
ICUFN2019 Workshop SR-IoT
*
2019/07



108 International conference proceedings, etc.
Yes
Overloaded wireless MIMO switching for secure wireless communication exchanging to untrusted relay
Joint
Arata Takahashi, Fumihito Sasamori, Shiro Handa, Osamu Takyu, Takeo Fujii, Tomoaki Ohtsuki
ICUFN2019 Workshop SR-IoT
*
2019/07



109 International conference proceedings, etc.
Yes
Optimal channel selection rate of slave terminal for rendezvous channel scheme based on channel occupancy rate
Joint
Yuki Nishio, Osamu Takyu, Hayato Soya, Mai Ohta, Takeo Fujii
ICUFN2019 Workshop SR-IoT
*
2019/07



110 International conference proceedings, etc.
Yes
Proactive cache system using cellular-radio information on MEC
Joint
Miho Tanaka, Kenichi Nagasue, Jun Ogawa, Akira Yokomichi, Yoshihiro Ando, Takayuki Ojima, Toshiyuki Shizuoka, Koichi Adachi, Takeo Fujii
ICUFN2019 Workshop SR-IoT
*
2019/07



111 International conference proceedings, etc.
Yes
Highly Accurate Prediction of Radio Propagation using Model Classifier
Joint
Keita Katagiri, Keita Onose, Koya Sato, Kei Inage, Takeo Fujii
VTC2019-Spring
*
2019/05



112 International conference proceedings, etc.
Yes
High density spectrum sharing method among micro operators considering spectrum database
Joint
Hirofumi Nakajo, Yuya Aoki, Keita Katagiri, Takeo Fujii
WCNC Workshop on Smart Spectrum (IWSS 2019)
*
2019/04



113 International conference proceedings, etc.
Yes
Construction of time-space radio environment database using HMM for cooperative sensing
Joint
Yuya Aoki, Takeo Fujii
ICNC2019
*
2019/02



114 International conference proceedings, etc.
Yes
Spectrum database construction based on HMM and spectrum sharing in multiple primary users environment
Joint
Yuya Aoki, Takeo Fujii
ICAIIC2019
*
2019/02



115 International conference proceedings, etc.
Yes
Cyclostationary based full-duplex spectrum sensing using adversarial training for convolutional neural networks
Joint
Hang Liu, Xu Zhu, Takeo Fujii
ICAIIC2019
*
2019/02



116 International conference proceedings, etc.
Yes
Adversarial training for low-complexity convolutional neural networks using in spectrum sensing,
Joint
Hang Liu, Xu Zhu, Takeo Fujii,
ICAIIC2019
*
2019/02



117 International conference proceedings, etc.
Yes
Adaptive transmission control with prediction of sensing results for PhyC-SN
Joint
yosuke Fukuda, Osamu Takyu, Keiichiro Shirai, Takeo Fujii, Mai Ohta, Fumihito Sasamori, Shiro Handa
Radio and Wireless Symposium 2019
*
2019/01



118 International conference proceedings, etc.
Yes
Network MIMO with interference cancellation for cloud-cooperated wireless sensor networks
Joint
Toshiki Nonaka, Takeo Fujii, Osamu Takyu, and Mai Ohta
ICOIN2019
*
2019/01



119 International conference proceedings, etc.
Yes
Experimental verification of frequency-correlation in radio propagation characteristics for radio environment recognition
Joint
Keita Onose, Koya Sato, Kei Inage, and Takeo Fujii
ICOIN2019
*
2019/01



120 International conference proceedings, etc.
Yes
Performance evaluation of information-sharing scheme among multiple destinations with mirroring null steering in single antenna networks
Joint
Tetsuya Noguchi, Osamu Takyu, Takeo Fujii, Tomoaki Ohtsuki
ICOIN2019
*
2019/01



121 International conference proceedings, etc.
Yes
Data separation considering smoothness of sensing data in physical wireless parameter conversion sensor networks
Joint
Shuhei Yamasaki, Osamu Takyu, Keiichiro Shirai, Takeo Fujii, Mai Ohta, Fumihito Sasamori, Shiro Handa
ICOIN2019
*
2019/01



122 International conference proceedings, etc.
Yes
Environmental aware hierarchical ad hoc network with multiple frequency bands using weighted Laplacian matrix
Joint
Toshiyuki Shizuoka, and Takeo Fujii
APSIPA ASC 2018
*
2018/11



123 International conference proceedings, etc.
Yes
Ensemble deep learning based cooperative spectrum sensing with stacking fusion center
Joint
Hang Liu, Xu Zhu, and Takeo Fujii
APSIPA ASC 2018
*
2018/11



124 International conference proceedings, etc.
No
SVM based orthogonal resource allocation in CSMA/CA
Joint
Naoki Aihara, Koichi Adachi, Osamu Takyu, Mai Ohta, and Takeo Fujii
SmartCom 2018
*
2018/10



125 International conference proceedings, etc.
No
Time series analysis of multiple primary users by cooperative sensing based on SDAR algorithm
Joint
Akihisa Abe, Yuya Aoki, and Takeo Fujii
SmartCom 2018
*
2018/10



126 International conference proceedings, etc.
No
Spatial spectrum sharing among micro operators considering distribution on measurement-based spectrum database
Joint
Hirofumi Nakajo, Yuya Aoki, Keita Katagiri, and Takeo Fujii
SmartCom 2018
*
2018/10



127 International conference proceedings, etc.
No
Power Control exploiting Spectrum Database for V2V Communication Systems
Joint
Keita Katagiri, Koya Sato, and Takeo Fujii
SmartCom 2018
*
2018/10



128 International conference proceedings, etc.
No
A study of multi-antenna relay with mirroring null steering and artificial noise for secure information sharing among multiple nodes
Joint
Tetsuya Noguchi, Osamu Takyu, Takeo Fujii, and Tomoaki Ohtsuki
SmartCom 2018
*
2018/10



129 International conference proceedings, etc.
No
A study of adaptive transmission control and accurate data separation with prediction of sensing results in PhyC-SN
Joint
Kyosuke Fukuda, Osamu Takyu, Keiichiro Shira, Takeo Fujii, Mai Ohta, Fumihito Sasamori, and Shiro Handa
SmartCom 2018
*
2018/10



130 International conference proceedings, etc.
Yes
Measurement experiments on 920 MHz band for spectrum sharing with LoRaWAN
Joint
Mai Ohta, Koichi Adachi, Naoki Aihara, Osamu Takyu, Takeo Fujii
IEEE VTC2018-Fall
*
2018/08



131 International conference proceedings, etc.
Yes
Time series analysis of multiple primary user environment using HMM-based spectrum sensing
Joint
Yuya Aoki, Takeo Fujii, Teruji Ide
IEEE VTC2018-Fall
*
2018/08



132 International conference proceedings, etc.
Yes
Routing redundancy reducing method for U-Bus Air using cloud cooperation
Joint
Hiroshi Sanada, Takuya Kawata, Reina Aizawa, Takeo Fujii
ICUFN 2018
*
2018/07



133 International conference proceedings, etc.
Yes
Channel assignment based on predictions of sensing result and channel occupancy rate in PhyC-SN
Joint
Osamu Takyu, Shohei Fujii, Mai Ohta, Takeo Fujii, Shiro Handa, Fumihito Sasamori
IEEE WCNC Workshop on Smart Spectrum
*
2018/04



134 International conference proceedings, etc.
Yes
Consideration of security for PLNC with untrusted relay in game theoretic perspective
Joint
Yusuke Shirasaki, Osamu Takyu, Takeo Fujii, Tomoaki Ohtsuki, Fumihito Sasamori, Shiro Handa
IEEE RWS2018
*
2018/01



135 International conference proceedings, etc.
Yes
Secure information sharing with mirroring null steering through untrusted relay with two antennas
Joint
Tetsuya Noguchi, Osamu Takyu, Takeo Fujii, Tomoaki Ohtsuki, Fumihito Sasamori, Shiro Handa
IEEE RWS2018
*
2018/01



136 International conference proceedings, etc.
Yes
Resource Management for Mobile Edge Computing Using User Mobility Prediction
Joint
Takayuki Ojima, Takeo Fujii
IEEE ICOIN 2018
*
2018/01



137 International conference proceedings, etc.
Yes
Reliable Vehicle-to-Vehicle Communication Using Spectrum Environment Map
Joint
Shunsuke Tsurumi, and Takeo Fujii
IEEE ICOIN 2018
*
2018/01



138 International conference proceedings, etc.
Yes
Modified Rendezvous Scheme with Inferring Access Channel Probability of Slave by Master
Joint
Hayato Soya, Osamu Takyu, Keiichiro Shirai, Fumihito Sasamori, Shiro Handa, Mai Ohta, Takeo Fujii
IEEE ICOIN 2018
*
2018/01



139 International conference proceedings, etc.
Yes
Transmit Control for Secure Information Sharing in Untrusted Relay with Two Antennas
Joint
Tetsuya Noguchi, Osamu Takyu, Fumihito Sasamori, Shiro Handa, Takeo Fujii, Tomoaki Ohtsuki
IEEE ICOIN 2018
*
2018/01



140 International conference proceedings, etc.
Yes
Experimental Study of Signaling with IFDMA Modulation and Nonlinear Amplifying for Recovering Access Channel Mismatch
Joint
Ryo Kurosawa, Osamu Takyu, Fumihito Sasamori, Shiro Handa, Mai Ohta, and Takeo Fujii
IEEE ICOIN 2018
*
2018/01



141 International conference proceedings, etc.
Yes
An OTA measurement setup considering human body shadowing effect for indoor millimeter link in specific floor environment
Joint
Shuichi Obayashi, Takeo Fujii
IEEE CAMA2017
*
2017/12



142 International conference proceedings, etc.
Yes
Multiband Hierarchical Ad Hoc Network with Wireless Environment Recognition
Joint
Toshiyuki Shizuoka, Osamu Takyu, Mai Ohta, and Takeo Fujii
APSIPA ASC 2017
*
2017/12



143 International conference proceedings, etc.
Yes
High-Speed Data Dissemination over Device-to-Device Millimeter-Wave Networks for Highway Vehicular Communication
Joint
Tatsuya Ute, Yuta Watanabe, Koya Sato, Takeo Fujii, Takayuki Shimizu, and Onur Altintas
IEEE VNC 2017
*
2017/11



144 International conference proceedings, etc.
No
A Study of Channel List for Fast Rendezvous Scheme based Estimated Channel Occupancy
Joint
Osamu Takyu, Hayato Soya, Keiichiro Shirai, Mai Ohta, Takeo Fujii, Fumihito Sasamori, Shiro Handa
SmartCom2017
*
2017/10



145 International conference proceedings, etc.
No
A Study of Secure PLNC Relaying with Untrusted Relay in Game Theoretic Perspective
Joint
Yusuke Shirasaki, Osamu Takyu, Takeo Fujii, Tomoaki Ohtsuki, Fumihito Sasamori, Shiro Handa
SmartCom2017
*
2017/10



146 International conference proceedings, etc.
No
Experimental Verification of Frequency Correlation for Radio Environment Recognition Using Crowd Sensing
Joint
Keita Onose, Koya Sato, Kei Inage, Takeo Fujii
SmartCom2017
*
2017/10



147 International conference proceedings, etc.
No
A Study on Frequency Asynchronous Spectrum Hole Detection Method
Joint
Mai Ohta, Takeo Fujii, Osamu Takyu, Makoto Taromaru
SmartCom2017
*
2017/10



148 International conference proceedings, etc.
No
Environmental Aware Hierarchical Wireless Ad Hoc Network on Multiple Frequency Bands and Multiple Channels
Joint
Toshiyuki Shizuoka, Osamu Takyu, Mai Ohta, Takeo Fujii
SmartCom2017
*
2017/10



149 International conference proceedings, etc.
Yes
Compensation of Survivorship Bias in Path Loss Modeling
Joint
Koya Sato, Kei Inage, Takeo Fujii
IEEE PIMRC 2017
*
2017/10



150 International conference proceedings, etc.
Yes
Crowdsourcing-assisted radio environment maps for V2V communication systems
Joint
Keita Katagiri, Koya Sato, Takeo Fujii,
IEEE VTC2017-Fall
*
2017/09



151 International conference proceedings, etc.
Yes
Control signal transmission based on IFDMA and receiver with nonlinear amplifier for compensating access channel mismatch
Joint
Ryo Kurosawa, Osamu Takyu, Mai Ohta, Takeo Fujii
IEEE VTC2017-Fall
*
2017/09



152 International conference proceedings, etc.
Yes
Multiple information collection with frequency offset compensation by utilizing physical wireless parameter conversion sensor network (PHY-C SN)
Joint
Koji Kakinuma, Takeo Fujii, Osamu Takyu, Mai Ohta
ICUFN 2017
*
2017/07



153 International conference proceedings, etc.
Yes
Measurement-based spectrum database with mesh clustering
Joint
Rei Hasegawa, Takeo Fujii
ICUFN 2017
*
2017/07



154 International conference proceedings, etc.
Yes
Robust channel selection method under home electronics-derived electromagnetic wave interference
Joint
Mai Ohta, Osamu Takyu, Takeo Fujii, Makoto Taromaru
ICUFN 2017
*
2017/07



155 International conference proceedings, etc.
Yes
Radio Environment Aware Computation Offloading with Multiple Mobile Edge Computing Servers
Joint
Koya Sato and Takeo Fujii
WCNC-IWSS 2017
*
2017/03



156 International conference proceedings, etc.
Yes
Data tracking using frequency offset and SIC for physical wireless conversion sensor networks
Joint
Takehiro Sakai, Osamu Takyu, Keiichiro Shirai, Mai Ohta, Takeo Fujii, Fumihito Sasamori, Shiro Handa
WCNC-IWSS 2017
*
2017/03



157 International conference proceedings, etc.
Yes
Measurement technique for occupancy ratio and transition ratio in cognitive radio system
Joint
Hayato Soya, Osamu Takyu, Keiichiro Shirai, Fumihito Sasamori, Shiro Handa, Mai Ohta, Takeo Fujii
WCNC-IWSS 2017
*
2017/03



158 International conference proceedings, etc.
Yes
Radio Environment Map Construction Using Hidden Markov Model in Multiple Primary User Environment
Joint
Koji Ichikawa and Takeo Fujii
ICNC 2017
*
2017/01



159 International conference proceedings, etc.
Yes
Multiple Information Collection by Utilizing Physical Wireless Parameter Conversion Sensor Network (PHY-C SN)
Joint
Koji Kakinuma, Takeo Fujii
ICOIN 2017
*
2017/01



160 International conference proceedings, etc.
Yes
Optimization of multi-channel access in learning assisted measurement of channel occupancy ratio by USRP
Joint
Takumi Kimura, Osamu Takyu, Fumihito Sasamori, Shiro Handa, Takeo Fujii, Mai Ohta
ICOIN 2017
*
2017/01



161 International conference proceedings, etc.
Yes
Spectrum edge decision method for energy detection with FFT
Joint
Mai Ohta, Makoto Taromaru, Takeo Fujii, Osamu Takyu
ICOIN 2017
*
2017/01



162 International conference proceedings, etc.
Yes
Optimal cluster head selection and rotation of cognitive wireless sensor networks for simultaneous data gathering
Joint
Shohei Fujii, Osamu Takyu, Fumihito Sasamori, Shiro Handa, Takeo Fujii, Mai Ohta
ICOIN 2017
*
2017/01



163 International conference proceedings, etc.
Yes
Relay selection method using radio environment database for multi-hop V2V communications
Joint
Cong-Hoang Diem, Takeo Fujii
ICOIN 2017
*
2017/01



164 International conference proceedings, etc.
Yes
A novel modulation classification method in cognitive radios using higher-order cumulants and denoising stacked sparse autoencoder
Joint
Xu Zhu, Takeo Fujii
APSIPA ASC 2016
*
2016/12



165 International conference proceedings, etc.
Yes
Fundamental study of decomposition based on heterogeneous sensing data in physical conversion sensor networks
Joint
Minato Oriuchi, Osamu Takyu, Keiichiro Shirai, Mai Ohta, Takeo Fujii, Fumihito Sasamori, Shiro Handa
APSIPA ASC 2016
*
2016/12



166 International conference proceedings, etc.
Yes
A scheduling method for V2V networks using successive interference cancellation
Joint
Yuta Watanabe, Koya Sato, Takeo Fujii
IEEE VNC 2016
*
2016/12



167 International conference proceedings, etc.
Yes
Spectrum Database-assisted Radio Propagation Prediction for Wireless Distributed Networks: A Geostatistical Approach
Joint
Koya Sato, Kei Inage, Takeo Fujii
IEEE PIMRC 2016
*
2016/09



168 International conference proceedings, etc.
Yes
Receiver Beacon Transmission Interval Design for Multi-Stage Wireless Sensor Networks
Joint
Tomokazu Moriyama, Taiki Nakayama, Takeo Fujii
IEEE ICUFN 2016
*
2016/07



169 International conference proceedings, etc.
Yes
Single-channel Blind Identification Based Advanced
Joint
Hang Liu and Takeo Fujii
IEEE ICUFN 2016
*
2016/07



170 International conference proceedings, etc.
No
Impact of Spectrum Database-assisted Any-to-Any Radio Propagation Estimation on Multihop Routing
Joint
Koya Sato, Kei Inage, Takeo Fujii
SmartCom2016
*
2016/05



171 International conference proceedings, etc.
No
Spectrum Sensing Using Hidden Markov Model for Measurement Based Spectrum Database
Joint
Koji Ichikawa, Takeo Fujii
SmartCom2016
*
2016/05



172 International conference proceedings, etc.
No
A study on energy detection with FFT in cognitive radio systems for improving detection performance
Joint
Mai Ohta, Makoto Taromaru, Takeo Fujii, Osamu Takyu
SmartCom2016
*
2016/05



173 International conference proceedings, etc.
No
Decomposition based on Heterogeneous Sensing Data in Physical Wireless Conversion Sensor Networks
Joint
Osamu Takyu, Keiichiro Shirai, Mai Ohta, Takeo Fujii, Fumihito Sasamori, Shiro Handa
SmartCom2016
*
2016/05



174 International conference proceedings, etc.
Yes
Decentralized Power Allocation for Secondary Random Access in Cognitive Radio Networks with Successive Interference Cancellation
Joint
Huifa Lin, Koji Ishibashi, Won-Yong Shin, Takeo Fujii
IEEE ICC 2016
*
2016/05



175 International conference proceedings, etc.
Yes
Novel Two-Stage Spectrum Sensing for Energy Detection with FFT

Mai Ohta, Osamu Takyu, Takeo Fujii, Makoto Taromaru
IEEE WCNC International Workshop on Smart Spectrum 2016
*
2016/04



176 International conference proceedings, etc.
Yes
Performance Evaluation of Multi-Target Tracking for PhyC-SN
Joint
Minato Oriuchi, Osamu Takyu, Keiichi Shirai, Takeo Fujii, Mai Ohta, Fumihito Sasamori, Shiro Handa
IEEE WCNC International Workshop on Smart Spectrum 2016
*
2016/04



177 International conference proceedings, etc.
Yes
Optimal Impersonation of CSI for Maximizing Leaked Information to Untrusted Relay in PLNC
Joint
Osamu Takyu, Kengo Matsumoto, Takeo Fujii,, Tomoaki Ohtsuki, Fumihito Sasamori, Shiro Handa
IEEE WCNC 2016
*
2016/04



178 International conference proceedings, etc.
Yes
Transmitter identification sensing in cognitive radio using energy detection with the statistical information
Joint
Vannapha Southivong, Takeo Fujii
NCSP'16
*
2016/03



179 International conference proceedings, etc.
Yes
A white-space width estimation with windowed FFT based energy detection
Joint
Mai Ohta, Osamu Takyu, Takeo Fujii, Makoto Taromaru
NCSP'16
*
2016/03



180 International conference proceedings, etc.
Yes
"Information mapping parameter control method for physical wireless parameter conversion sensor networks
Joint
Taiki Nakayama, Takeo Fujii, Osamu Takyu, Mai Ohta,
NCSP'16
*
2016/03



181 International conference proceedings, etc.
Yes
Modulation classification in cognitive radios basing on features clustering
Joint
Xu Zhu, Takeo Fujii
IEEE RWS2016
*
2016/01



182 International conference proceedings, etc.
Yes
Multi-target tracking based on features of sensing results and wireless parameters for physical wireless parameter conversion sensor networks

Minato Oriuchi, Osamu Takyu, Keichirou Shirai, Takeo Fujii, Mai Ohta, Fumihito Sasamori, Shiro Handa
IEEE RWS2016
*
2016/01



183 International conference proceedings, etc.
Yes
An efficient cooperative transmission scheme for vehicular communications

Cong-hoang Diem, Takeo Fujii
IEEE ITST2015
*
2015/12



184 International conference proceedings, etc.
Yes
Fusion Center Controlled Carrier Sense Multiple Access for Physical Wireless Parameter Conversion Sensor Networks

Koji Kakinuma, Shunsuke Takagi, Shunta Sakai, Takeo Fuji
APSIPA ASC 2015
*
2015/12



185 International conference proceedings, etc.
Yes
Location-Based Distributed Channel Assignment for Communications Among Autonomous Vehicles

Daichi Ishikawa, Koya Sato, Takeo Fujii, Matthias S Wilhelm, Haris Kremo and Onur Altintas
IEEE VNC 2016
*
2015/12



186 International conference proceedings, etc.
Yes
Kriging-based Interference Power Constraint for Spectrum Sharing based on Radio Environment Map
Joint
Koya Sato, Takeo Fujii
IEEE GLOBECOM Workshop on Emerging Technologies for 5G Wireless Cellular Networks (ET5G)
*
2015/12



187 International conference proceedings, etc.
Yes
Selection method of cluster head in wireless sensor networks of wireless physical conversion for spectrum sharing
Joint
Shohei Fujii, Osamu Takyu, Takeo Fujii, Mai Ohta, Fumihito Sasamori, Shiro Handa
ICTC2015
*
2015/10



188 International conference proceedings, etc.
Yes
Received Power Detection under Multiple ON/OFF Environment for Registering Radio Environment Database
Joint
Hao Wang, Koya Sato, Takeo Fujii
ICTC2015
*
2015/10



189 International conference proceedings, etc.
Yes
Spectrum Management based on Spectrum Database for the 5G and beyond Wireless World
Only
Takeo Fujii
Proc. ICTC2015
*
2015/10



190 International conference proceedings, etc.
Yes
Radio Spectrum Vision in 50 Years from Now
Joint
Yukitsuna Furuya, Jun-ichi Takada, Kazuhiko Fukawa, Nobuo Nakajima, Takeo Fujii, Yoshiyuki Takeda
Proc. IEEE CSCN2015
*
2015/10



191 International conference proceedings, etc.
No
Highly Efficient Heterogeneous Wireless Sensor Network with Environment Awareness
Joint
Shunsuke Takagi, Taiki Nakayama, Takeo FUjii, Takumi Kimura, Osamu Takyu, Mai Ohta
Proc. SmartCom2015
*
2015/10



192 International conference proceedings, etc.
No
Active Period Detection Method of Primary Signal for Radio Environment Database
Joint
Hao Wang, Takeo Fujii
Proc. SmartCom
*
2015/10



193 International conference proceedings, etc.
No
Multi-Target Tracking based on Features of Sensing Results and Wireless Parameters for Physical Wireless Parameter Conversion Sensor Networks
Joint
Minato Oriuchi, Osamu Takyu, Keichirou Shirai, Takeo Fujii, Mai Ohta, Fumihito Sasamori, Sirou Handa
Proc. SmartCom2015
*
2015/10



194 International conference proceedings, etc.
Yes
Distributed STBC for vehicular communications on highway

Diem Cong-Hoang, Takeo Fujii
Proc. ITS World Congress 2015
*
2015/10



195 International conference proceedings, etc.
Yes
High Speed and Small Signaling Overhead Rendezvous in Cognitive Radio System
Joint
Tsukasa Yoneda, Osamu Takyu, Mai Ohta, Takeo Fujii, Fumihito Sasamori, Shiro Handa
Proc. APWCS 2015
*
2015/08



196 International conference proceedings, etc.
Yes
Height Power Estimation with Radio Environment Database in Urban Area
Joint
Koji Ichikawa, Hao Wang, Koya Sato, Takeo Fujii
Proc. IEEE ICUFN2015
*
2015/07



197 International conference proceedings, etc.
Yes
Modulation Classification in Cognitive Radios for Satellite and Terrestrial Systems
Joint
Xu Zhu, Takeo Fuji
Proc. IEEE ICC Workshop on CogRaN-Sat
*
2015/06



198 International conference proceedings, etc.
Yes
Primary and secondary identification using energy detection with statistical primary information

Vannapha Southivong, Takeo Fujii
Proc. IEEE WCNC 2015 International Workshop on Smart Spectrum
*
2015/03



199 International conference proceedings, etc.
Yes
Average interference power constraint with measurement-based spectrum database

Koya Sato, Takeo Fujii
Proc. IEEE WCNC 2015 International Workshop on Smart Spectrum
*
2015/03



200 International conference proceedings, etc.
Yes
Spectrum sensing and channel utilization prediction by Nth-order Markov chain model
Joint
Ryota Nakanishi, Mai Ohta, Makoto Taromaru
Proc. IEEE WCNC 2015 International Workshop on Smart Spectrum
*
2015/03



201 International conference proceedings, etc.
Yes
Evaluation of information leak by robustness evaluation of countermeasure to disguised CSI in PLNC considering physical layer security
Joint
Kengo Matsumoto, Osamu Takyu, Takeo Fujii, Tomoaki Ohtsuki, Fumihito Sasamori, Shiro Handa
Proc. IEEE RWS 2015
*
2015/01



202 International conference proceedings, etc.
Yes
Spectrum sharing method to form bundle of white space in cognitive radio
Joint
Takashi Kosugi, Takeo Fujii
Proc. IEEE CCNC 2015
*
2015/01



203 International conference proceedings, etc.
Yes
A novel distributed STBC cooperative diversity scheme for OFDM multi-hop relay networks
Joint
Cong-Hoang Diem, Takeo Fujii
Proc. IEEE CCNC 2015
*
2015/01



204 International conference proceedings, etc.
Yes
A field test of measurement-based spectrum database using probing vehicles
Joint
Koya Sato, Takashi Kosugi, Takeo Fujii
Proc. IEEE VNC2014,
*
2014/12



205 International conference proceedings, etc.
Yes
Learning assisted rendezvous channel in cognitive radio system
Joint
Osamu Takyu, Takayuki Yamakita, Takeo Fujii, Fumihito Sasamori, Shiro Handa
Proc. IEEE ICCS 2014
*
2014/11



206 International conference proceedings, etc.
Yes
Adaptive parameter control for cooperative spectrum sensing for wireless vehicular networks based on measurement-based spectrum database
Joint
Kohsuke Nakagawa, Takeo Fujii
Proc. SDR-WInnComm-Europe 2014
*
2014/11



207 International conference proceedings, etc.
Yes
Spectrum Shared Wireless Sensor Networks based on Radio Environment Database
Joint
Shunsuke Takagi, Shunta Sakai, Koya Sato, Takeo Fujii
Proc. SDR-WInnComm-Europe 2014
*
2014/11



208 International conference proceedings, etc.
Yes
Transmission decision algorithm for updating sensing information
Joint
Mai Ohta, Osamu Takyu, Takeo Fujii, Makoto Taromaru
Proc. SDR-WInnComm-Europe 2014
*
2014/11



209 International conference proceedings, etc.
Yes
Mobility aware stable routing scheme for mobile multi hop cognitive radio network
Joint
Shamsad Parvin, Takeo Fujii
Proc. APSIPA-ASC 2014
*
2014/10



210 International conference proceedings, etc.
Yes
Physical layer security using multi-band transmission considering channel selection for cognitive radio network
Joint
Akinari Ida, Takeo Fujii
Proc. APSIPA-ASC 2014
*
2014/10



211 International conference proceedings, etc.
Yes
Data tracking and effect of frequency offset to simultaneous collecting method for wireless sensor networks
Joint
Ryo Myoenzono, Osamu Takyu, Keiichiro Shirai, Takeo Fujii, Mai Ohta, Fumihito Sasamori, Shiro Handa
Proc. IEEE ICTC 2014
*, 34-48
2014/10



212 International conference proceedings, etc.
No
Data Tracking in Wireless Sensor Network of Simultaneous Data Collection Scheme
Joint
Osamu Takyu, Ryo Myoenzono, Keiichiro Shirai, Takeo Fujii, Mai Ohta, Fumihito Sasamori, Shiro Handa
Proc. of SmartCom 2014
*
2014/10



213 International conference proceedings, etc.
No
A Study on Undesired Spectrum Detection Method with FFT
Joint
Ryota Higashi, Mai Ohta, Osamu Takyu, Takeo Fujii, Makoto Taromaru
Proc. of SmartCom 2014
*
2014/10



214 International conference proceedings, etc.
No
Identified Primary Sensing using Energy Detection with Radio Environment Information
Joint
Vannapha Southivong, Takeo Fujii
Proc. of SmartCom 2014
*
2014/10



215 International conference proceedings, etc.
No
Channel Assignment Method for Effective Entry of New Secondary Users in Cognitive Radio
Joint
Takashi Kosugi, Takeo Fujii
Proc. of SmartCom 2014
*
2014/10



216 International conference proceedings, etc.
Yes
SK Classification basing on Time-Frequency Distribution
Joint
Xu Zhu, Takeo Fujii
Proc. of TriSAI 2014
*
2014/09



217 International conference proceedings, etc.
Yes
Adaptive Parameter Control for Physical Wireless Parameter Conversion Semsor Networks (PHY-C SN) according to Feature of Sensing Information
Joint
Taiki Nakayama,Tomomi Endou, Takeo Fujii
Proc. of IEEE IC-NIDC 2014
*
2014/09



218 International conference proceedings, etc.
Yes
Performance of Physical Wireless Parameter Conversion Sensor Network (PHY-C SN) using Frequency Hopping
Joint
Shunta Sakai,Takeo Fujii
Proc. of IEEE IC-NIDC 2014
*
2014/09



219 International conference proceedings, etc.
Yes
Secondary Transmit Beamformings for Spectrum Leasing in CRNs in the Presence of Eavesdropper
Joint
Masahiro Endo, Tomoaki Ohtsuki, Takeo Fujii, Osamu Takyu
Proc. of IEEE PIMRC 2014
*
2014/09



220 International conference proceedings, etc.
Yes
Joint Antenna Selection and Power Allocation for Distributed-STBC Cognitive Small Cell Networks

Massa Ndong, Takeo Fujii
Proc. of WPMC 2014
*
2014/09



221 International conference proceedings, etc.
Yes
Serially-Concatenated Layered Network Coded Cooperation for Wireless Sensor Networks
Joint
Huifa Lin, Koji Ishibashi, Takeo Fuji
Proc. of WPMC 2014
*
2014/09



222 International conference proceedings, etc.
Yes
Distributed Layering Rateless Code with Adaptive Power Control
Joint
Huifa Lin, Koji Ishibashi, Takeo Fujii
Prof. of APWCS 2014
*
2014/08



223 International conference proceedings, etc.
Yes
Joint Femtocell Clustering and Cross-tier Interference Mitigation with Distributed Antenna System in Small Cell Networks
Joint
Massa Ndong,Takeo Fujii
Proc. of CSNDSP14
*
2014/07



224 International conference proceedings, etc.
Yes
Transition detection with spectrum database using weighted cooperative sensing
Joint
Hao Wang, Takeo Fujii
Proc. of IEEE ICUFN 2014
437-442
2014/07



225 International conference proceedings, etc.
Yes
Cooperative spectrum sensing in the vehicular environment: An experimental evaluation
Joint
Haris Kremo, Onur Altintas, Hideaki Tanaka, Masayuki Kitamura, Kei Inage, Takeo Fujii
Proc. of VTC2014Spring
*
2014/05



226 International conference proceedings, etc.
Yes
Viterbi decoding employing a heterogeneous cognitive radio for public mobile communication systems
Joint
Masafumi Moriyama, Takeo Fujii
Proc. of SDR-WInnComm2014
*
2014/03



227 International conference proceedings, etc.
Yes
Weighted Cooperative Sensing based on Spectrum Database for Cognitive Vehicular Networks
Joint
Yuya Ohue, Kei Inage, Masayuki Kitamura, Takeo Fujii
Proc. of SDR-WInnComm2014
*
2014/03



228 International conference proceedings, etc.
Yes
Development of Measurement based Spectrum Database for Efficient Spectrum Sharing
Joint
Masayuki Kitamura, Kei Inage, Yuya Ohue, Takeo Fujii
Proc. of SDR-WInnComm2014
*
2014/03



229 International conference proceedings, etc.
Yes
A study on repetition of information update based on reliability of database in cognitive radio
Joint
Mai Ohta, Makoto Taromaru, Osamu Takyu, Takeo Fujii
Proc. of NCSP2014
*
2014/02



230 International conference proceedings, etc.
Yes
nformation Estimation Method forWide Area Sensor Networks using Information Converting to Wireless Physical Parameters
Joint
Tomomi Endo, Takeo Fujii
Proc. of NCSP2014
*
2014/02



231 International conference proceedings, etc.
Yes
Multiple Data Gathering with Frequency Conversion for Wireless Sensor Network using Frequency Hopping

Shunta Sakai, Tomomi Endo, Takeo Fujii
Proc. of NCSP2014
*
2014/02



232 International conference proceedings, etc.
No
Protocol Analysis of Signal Detection for Deriving Minimum Isolation Distance for Frequency Recycling under WLAN Systems

Masayuki Goto, Osamu Takyu, Takeo Fujii, Fumihito Sasamori, Shiro Handa
Proc of IEEE Radio Wireless Symposium
*
2014/01



233 International conference proceedings, etc.
Yes
Parameter Estimation Method of Primary User Using Measurement-based Spectrum Database

Koya Sato, Kei Inage, Takeo Fujii
Proc. of IEEE CCNC2014
*
2014/01



234 International conference proceedings, etc.
Yes
Probing the Spectrum with Vehicles: Towards an Advanced Spectrum Database
Joint
Takeo Fujii, Kei Inage, Masayuki Kitamura, Onur Altintas, Haris Kremo, Hideaki Tanaka
Proc. of VNC2013
*
2013/12



235 International conference proceedings, etc.
Yes
Spectrum Sharing between IVC and RVC in Multihop Vehicular Cognitive Radio

Tsubasa Suzuki, Takeo Fujii
Proc. of ITST 2013
*
2013/11



236 International conference proceedings, etc.
No
Field Tests of Measurement-based Spectrum Database over TV Bands
Joint
Koya Sato, Takashi Kosugi, Masayuki Kitamura, Yuya Ohue, Takeo Fujii
Proc. of SmartCom 2014
*
2013/10



237 International conference proceedings, etc.
Yes
High Throughput Routing based on SNR Prediction for Variable Mobility Nodes

Tsubasa Suzuki, Takeo Fujii
Proc. of ITS World Congress 2013
*
2013/10



238 International conference proceedings, etc.
Yes
Interference-Adapted Scheduling Weight for Small-cell in Heterogeneous Network

Kei Inage,Takeo Fujii
Proc. PIMRC 2013 Workshop WDN-CN2013
*
2013/09



239 International conference proceedings, etc.
Yes
Hybrid Overlay/Underlay Resource Allocation for Cognitive Radio Networks in User Mobility Environment

Hailan Peng, Takeo Fujii
Proc. of VTC2013-Fall
*
2013/09



240 International conference proceedings, etc.
Yes
Delay Reduction Scheme Based on Fountain Coding for Wireless Relay Communication Systems

Arash Asareh,, Takeo Fujii
Proc. VTC2013-Fall
*
2013/09



241 International conference proceedings, etc.
Yes
Secondary Node Cooperation with Enhancing Secure Capacity under Existence of Primary System

Kenichi Tsukada, Takayuki Suzuki, Takeo Fujii, Osamu Takyu, Tomoaki Ohtsuki
Proc. of APWCS2013
*
2013/08



242 International conference proceedings, etc.
Yes
Physical Layer Network Coding with Multiple Untrusted Relays for Physical Layer Network Coding

Kazuma Yamaguchi Osamu Takyu, Takeo Fujii, Tomoaki Ohtsuki, Fumihito Sasamori, Shiro Handa
Proc. of APWCS2013
*
2013/08



243 International conference proceedings, etc.
Yes
High‐Accurate and Time‐Traceable Occupancy Ratio Measurement for Cognitive Radio System

Yuta Wakao, Osamu Takyu, Takeo Fujii, Fumihito Sasamori, Shiro Handa
Proc. of APWCS2013
*
2013/08



244 International conference proceedings, etc.
Yes
Analysis of Channel Usage Tendency from Indoor Measurement Results in Wireless LAN System

Masayuki Goto, Osamu Takyu, Takeo Fujii, Fumihito Sasamori, Shiro Handa
Proc. APWCS2013
*
2013/08



245 International conference proceedings, etc.
Yes
Frequency Assigned Information Gathering Method for Motion-Capture in Wireless Sensor Networks

Shunta Sakai, Tomomi Endo, Takeo Fujii
Proc. of ICUFN2013
*
2013/07



246 International conference proceedings, etc.
Yes
Spectrum Sharing among Multiple Secondary Users Using Channel Assignment Method of High Spatial Efficiency Based on Mutual Interference

Takashi Kosugi, Kei Inage, Takeo Fujii
Proc. of SDR-WInnComm-Europe 2013
*
2013/06



247 International conference proceedings, etc.
Yes
Control Channel Selection for Expanding White Space Length using Channel Statistic Information with Observation Error

Mai Ohta, Takeo Fujii,
Proc. of NCSP2013
*
2013/03



248 International conference proceedings, etc.
Yes
Resource Control for Cognitive Multi-hop Network in Traffic Cross Environment

Shuta Kako, Osamu Takyu, Takeo Fujii
Proc. of PerCom2013
*
2013/03



249 International conference proceedings, etc.
Yes
Self-interference cancellation towards real-time spectrum sensing in vehicular dynamic spectrum access systems

Masaaki Ohtake, Takeo Fujii, Haris Kremo, Onur Altintas
Proc. of Winncomm-SDR2013
*
2013/01



250 International conference proceedings, etc.
Yes
Real Time Spectrum Sensing by using Frequency Shifted Sensor for Spectrum Sharing Cognitive Radio

Masayuki Kitamura, Takeo Fujii, Masaaki Ohtake, Yuya Ohue
Proc. of Winncomm-SDR2013
*
2013/01



251 International conference proceedings, etc.
Yes
istributed Autonomous Multi-Hop Vehicle-to-Vehicle Communications over TV White Space

Yutaka Ihara, Haris Kremo, Onur Altintas, Hideaki Tanaka, Masaaki Ohtake, Takeo Fujii, Chikara Yoshimura, Keisuke Ando, Kazuya Tsukamoto, Masato Tsuru, Yuji Oie
Proc. of CCNC2013
*
2013/01



252 International conference proceedings, etc.
Yes
Iterative video-aware waterfilling algorithm for SVC streaming over OFDMA downlink channel

Daeyeon Kim, Takeo Fujii
Proc. of ICWITS 2012
*
2012/11



253 International conference proceedings, etc.
Yes
Real Time Information Gathering based on Frequency and Timing Assignment for Wireless Sensor Networks

Tomomi Endo, Takeo Fujii
Proc. of ICCS2012
*
2012/11



254 International conference proceedings, etc.
Yes
Daeyeon KIM, Takeo FUJII(The University of Electro-Communications, Japan), Kyesan LEE

Daeyeon Kim, Takeo Fujii, Kyesan Lee
Proc. of ICCS2012
*
2012/11



255 International conference proceedings, etc.
Yes
Power Allocation Algorithm for Multicasting Data over Cooperative Multi-cell OFDMA Channel

Daeyeon Kim, Takeo Fujii, Kyesan Lee
Proc. of TriSAI2012
*
2012/09



256 International conference proceedings, etc.
Yes
Robust and Easily Deployed Information Sharing System Architecture for Disaster Area -Integration of Adhoc Network and Moving Servers-

Yasushi Yamao, Takeo Fujii, Kiyohiko Hattori, Nobuo Nakajima
Proc. of TriSAI2012
*
2012/09



257 International conference proceedings, etc.
Yes
Cross-tier Interference Management with Distributed Antenna System for Femtocell Self Optimized Networks

Massa Ndong, Takeo Fujii
Proc. of TriSAI2012
*
2012/09



258 International conference proceedings, etc.
Yes
Wideband Spectrum Sensing based on Wavelet Transform

Zhu Xu, Takeo Fujii
Proc.of. TriSAI2012
*
2012/09



259 International conference proceedings, etc.
Yes
Radio Environment Aware Stable Routing for Multi-hop Cognitive Radio Networks

Parvin Shamsad, Takeo Fujii
Proc. of PIMRC 2012
*
2012/09



260 International conference proceedings, etc.
Yes
Performance Evaluation Model with Cost of Relay for Multi-Cell Cooperative Multi-hop Cellular System,

Naoki Onda, Takeo Fujii
Proc. of WDN-CR 2012
*
2012/09



261 International conference proceedings, etc.
Yes
Channel Selection Statistics for Control Information Sharing within Cognitive Radio Networks

Mai Ohta, Takamasa Kimura, Hasan Rajib Imam, Sean Rocke, Jingkai Su, Alexander Wyglinski, Takeo Fujii
Proc. of VTC2012-Fall
*
2012/09



262 International conference proceedings, etc.
Yes
Dynamic Spectrum Sharing for OFDMA-Based Multi-hop Cognitive Radio Networks with Priority

Shuta Kako, Takeo Fujii, Osamu Takyu
Proc. of ICUFN 2012
*
2012/07



263 International conference proceedings, etc.
Yes
Joint Resource Allocation and Interference Avoidance with Fairness Consideration for Multi-cell Cognitive Radio Networks

Hailan Peng,Takeo Fujii
Proc.WCNC 2012
*
2012/04



264 International conference proceedings, etc.
Yes
Cross-tier Interference Mitigation for Self Organized-Self Optimized Femtocells

Massa Ndong, Takeo Fujii
Proc.WTS 2012
*
2012/04



265 International conference proceedings, etc.
Yes
A Novel Reliable Broadcasting Scheme under Cognitive Radio Environment Based on Erasure Correctable Codes

Arash Asareh,Takeo Fujii
Proc. ICNC 2012
*
2012/01



266 International conference proceedings, etc.
Yes
Q-learning Based p-pesistent CSMA MAC Protcol for Secondary User of Cognitive Radio Networks

Sarenna Bao, Takeo Fujii
Proc.INCoS 2011
*
2011/12



267 International conference proceedings, etc.
Yes
White space vectors for channel selection in vehicular cognitive networks

Kei Inage, SeonNyeon Lee, Takeo Fujii, Onur Altintas
Proc. VNC 2011
*
2011/11



268 International conference proceedings, etc.
Yes
Spectrum Sharing Method using Frequency Priority Table for Reducing Interference among Secondary Systems

Kazuhisa Okamoto, Mai Ohta, Kei Inage, Takeo Fujii, Masayuki Ariyoshi
Proc. SDR'11-WinnComm
*
2011/11



269 International conference proceedings, etc.
Yes
A CSMA/CA Based MAC Protocol to Improve TCP Performance in Multi-hop Cognitive Network

Takamasa Kimura, Takeo Fujii
Proc. SISA 2011
*
2011/10



270 International conference proceedings, etc.
Yes
Multi-cell Shared Multi-user MIMO Relay for Broadband Cellular Systems

Kensuke Fujii, Takeo Fujii
Proc. ISWCS 2011
*
2011/10



271 International conference proceedings, etc.
Yes
Demonstration of Vehicle to Vehicle Communications over TV White Space

Onur Altintas, Mitsuhiro Nishibori, Oshida Takuro, Yutaka Ihara, Masahiro Saito, Rama Vuyyuru, Chikara Yoshimura, Youhei Fujii, Kota Nishida, Kazuya Tsukamoto, Masato Tsuru, Yuji Oie, Abdulrahman Al Abbasi, Masaaki Ohtake, Mai Ohta, Takeo Fujii, Si Chen, Srikanth Pagadarai, Alexander M. Wyglinski
WiVec2011
*
2011/09



272 International conference proceedings, etc.
Yes
Performance for MAC Level Channel Capacity in Cognitive Radio with Carrier Sense Multiple Access and TransmittingPower Control

Osamu Takyu, Takahiro Saiwai, Takeo Fujii, Yohtaro Umeda
Proc. VTC 2011-Fall
*
2011/09



273 International conference proceedings, etc.
Yes
Fundamental Study on Adaptive ACK Link Control for Downloading based on TCP Connection in Mobile Wireless Communication

Osamu Takyu, Yohsuke Seki, Takeo Yamasaki, Takeo Fujii, Yohtaro Umeda, Xiaoqiu Wang, Satoshi Konishi
Proc. PIMRC 2011
*
2011/09



274 International conference proceedings, etc.
Yes
A Nearest Transmitter Classification Method for VLC Based Positioning System

Chinnapat Sertthin, Tomoaki Ohtsuki, Osamu Takyu, Takeo Fujii, Yohtaro Umeda
Proc. PIMRC 2011
*
2011/09



275 International conference proceedings, etc.
Yes
A Novel Spectrum Aware Routing Scheme for Multi-hop Cognitive Radio Mesh Networks

Shamsad Parvin, Takeo Fujii
Proc. PIMRC 2011
*
2011/09



276 International conference proceedings, etc.
Yes
FFR-Based Scheduling Method for Spectrum Sharing among Secondary Systems

Kei Inage, Takeo Fujii
Proc. TriSAI2011
*
2011/08



277 International conference proceedings, etc.
Yes
Joint Resource Allocation and Interference Avoidance for Multi-cell Cognitive Radio Networks with Primary Assistance

Hailan Peng, Takeo Fujii
Proc. TriSAI2011
*
2011/08



278 International conference proceedings, etc.
Yes
Minimum Interference Based Routing Scheme for Multi Hop Cognitive Radio Mesh Network

Shamsad Parvin, Takeo Fujii
Proc. TriSAI2011
*
2011/08



279 International conference proceedings, etc.
Yes
Dynamic Spectrum Sharing for Multi-hop Cognitive Radio with Channel Priority

Shuta Kako, Takeo Fujii, Oasamu Takyu
Proc. TriSAI2011
*
2011/08



280 International conference proceedings, etc.
Yes
Cluster Relay with MRC Receiving and Distributed Beam-forming Scheme

Huifa Lin, Takeo Fujii
Proc. TriSAI2011
*
2011/08



281 International conference proceedings, etc.
Yes
Measurement method and result for Frequency Spectrum Sharing in Cognitive Radio

Osamu Takyu, Shunta Horie, Hasan Rajib Imam, Masahiro Furuichi, Takamasa Kimura,Takeo Fujii, Yohtaro Umeda
Proc. CrownCom2011
*
2011/06



282 International conference proceedings, etc.
Yes
Low Complexity Cyclostationary Feature Detection Method to Compenstate Cyclostationarity-Degradation by Guard Interval Insertion

Hiroyoshi Yano, Osamu Takyu, Takeo Fujii , Tomoaki Ohtsuki
Proc. CrownCom2011
*
2011/06



283 International conference proceedings, etc.
No
A Novel Power Controlled Sensing Information Gathering for Cooperative Sensing on Shared Spectrum with Primary Spectrum

Mai Ohta, Takeo Fujii, Kazushi Muraoka, Masayuki Ariyoshi
Proc. CrownCom2011
*
2011/06



284 International conference proceedings, etc.
Yes
Interference Cancellation for Spectrum Shared Femtocell Networks with Macrocell Information Feedback

Massa Ndong, Takeo Fujii
Proc. ICUFN2011
*
2011/06



285 International conference proceedings, etc.
Yes
An Intelligent Secondary MAC Protocol Using Shared Spectrum with IEEE802.11 Wireless LAN

Takayuki Suzuki, Takeo Fujii, Osamu Takyu
Proc. ICUFN2011
*
2011/06



286 International conference proceedings, etc.
Yes
Frequency Sharing Scheduling with OFDMA for Road to Vehicle and Inter-vehicle Communications

Fengning Xu, Takeo Fujii
Proc. MC-SS 2011
*
2011/05



287 International conference proceedings, etc.
No
Iterative Cooperative Sensing on Shared Primary Spectrum for Improving Sensing Ability

Mai Ohta, Takeo Fujii
Proc. DySPAN2011
*
2011/05



288 International conference proceedings, etc.
No
Power Control Schemes for Spectrum Sharing Based on Capacity Conservation Ratio in Rayleigh Fading Channel

Kei Inage, Takeo Fujii, Kazushi Muraoka, Masayuki Ariyoshi
Proc. IEEE CCNC2011
*
2011/01



289 International conference proceedings, etc.
No
A Novel Routing Scheme with High Sensitive Sensing for Multi hop Wireless Mesh Network

Shamsad Parvin, Takeo Fujii
Proc. INCoS
*
2010/12



290 International conference proceedings, etc.
No
Implementation and Evaluation of Distributed Control and Data Channel Coordination Algorithms for V2V Dynamic Spectrum Access

Onur Altintas, Mitsuhiro Nishibori, Rama K Vuyyuru, Youhei Fujii, Kota Nishida, Yuji Oie, Kazuya Tsukamoto, Masato Tsuru, Abdulrahman Al-Abbasi, Takeo Fujii, Srikanth Pagadarai, Alexander M. Wyglinski
Proc. SDR'10
*
2010/12



291 International conference proceedings, etc.
No
A Study of Cooperative Sensing Method with Iterative Sensing Information Exchange on Shared Spectrum of Primary System

Mai Ohta, Takeo Fujii
Proc. TriSAI2010
*
2010/10



292 International conference proceedings, etc.
No
A Study of Intercell Interference Reduction Using Multiuser MIMO Relay Station

Kensuke Fujii, Takeo Fujii
Proc. TriSAI2010
*
2010/10



293 International conference proceedings, etc.
No
Hidden Node Aware Routing method Using High Sensitive Sensing Device for Multi hop Wireless Mesh Network

Shamsad Parvin, Takeo Fujii
Proc. TriSAI2010
*
2010/10



294 International conference proceedings, etc.
No
Cross-Layer Resource Allocation for Downlink OFDMA-based Cognitive Radio Systems using Convex Optimization

Hailan Peng, Takeo Fujii
Proc. TriSAI2010
*
2010/10



295 International conference proceedings, etc.
No
Flow Rate Control Considering TCP Behavior for Heterogeneous Cellular System

Takamasa Kimura, Takeo Fujii
Proc. IWMST 2010
*
2010/09



296 International conference proceedings, etc.
No
A Novel Blind Diversity Detection Scheme for Multi-antenna Cognitive Radio Spectrum Sensing

AbdulRahman Al-Abbasi, Takeo Fujii
Proc. VTC2010-Fall
*
2010/09



297 International conference proceedings, etc.
No
Outlier Detection Methods of Low SNR Nodes for Cooperative Spectrum Sensing

Hung Vu Le, Mai Ohta, Kei Inage, Takeo Fujii, Kazushi Muraoka, and Masayuki Ariyoshi
Proc. ISWCS 2010
*
2010/09



298 International conference proceedings, etc.
No
Joint Cross-Layer Resource Allocation and Interference Avoidance with QoS Support for Multiuser Cognitive Radio Systems

Hailan Peng, Takeo Fujii
Proc. ISWCS 2010
*
2010/09



299 International conference proceedings, etc.
No
STBC Cooperative Relay for Packet Broadcasting

Yueting Hu, Takeo Fujii
Proc. ISWCS 2010
*
2010/09



300 International conference proceedings, etc.
No
Sub-band Pre-Channel Compensation-at RS for MC-CDMA Downlink Relay System

Haiyan Zheng, Hailan Peng, Takeo Fujii
Proc. ISWCS 2010
*
2010/09



301 International conference proceedings, etc.
No
Performance Evaluation of Coding-Based Cognitive Radio for Various Packet Sizes

Arash Asareh, Takeo Fujii
Proc. IEEE WDN2010
*
2010/09



302 International conference proceedings, etc.
No
Information Sharing in Sparse Traffic Area by Low Level Carrier Sense for VANET

Hoa Tung Le, Takeo Fujii
Proc. ICUFN 2010
*
2010/06



303 International conference proceedings, etc.
No
An Unequal Protection Method for Multiuser OFDM to Minimize Video Distortion

Daeyeon Kim, Takeo Fujii, Kyesan Lee
Proc. AICT 2010
*
2010/05



304 International conference proceedings, etc.
No
Resource Allocation Method for OFDM System to Transmit SVC over Frequency Selective Channel

Daeyeon Kim, Takeo Fujii, Kyesan Lee
Proc. AICT 2010
*
2010/05



305 International conference proceedings, etc.
No
A Spectrum Sharing Criterion Based on Capacity Conservation Ratio of Primary User

Kei Inage, Takeo Fujii, Kazushi Muraoka, Masayuki Ariyoshi
Proc. SDR'09
*
2009/12



306 International conference proceedings, etc.
No
Multi-cell Interference Reduction Packet Control for Improving Cell Boundary Throughput for Multi-hop Cellular System

Yuji Okamoto and Takeo Fujii
Proc. INCoS2009
*
2009/11



307 International conference proceedings, etc.
Yes
Development of Intelligent MAC Protocol on Autonomous Distributed Control for Cognitive Radio

Souichi Tanaka, Takeo Fujii
Proc. TriSAI2009
*
2009/10



308 International conference proceedings, etc.
Yes
A Study of Adaptive Relay Station and Base Station Selection on Multi-cell Cooperative Environment

Kensuke Fujii, Takeo Fujii
Proc. TriSAI2009
*
2009/10



309 International conference proceedings, etc.
Yes
A Study of Improving the Cell Edge Throughput Performance for Cellular System with Relay Station

Yuji Okamoto, Takeo Fujii
Proc. TriSAI2009
*
2009/10



310 International conference proceedings, etc.
Yes
Information Sharing in Low-Density Traffic Area for VANET

Hoa Tung Le, Takeo Fujii
Proc. TriSAI2009
*
2009/10



311 International conference proceedings, etc.
Yes
Energy Efficient Routing Scheme for Wireless Sensor Network

Shamsad Parvin, Muhammad Sajjadur Rahim, Takeo Fujii
Proc. TriSAI2009
*
2009/10



312 International conference proceedings, etc.
No
Multiband received signal strength fingerprint based location system

Chinnapat Sertthin, Takeo Fujii, Masao Nakagawa
Proc. PIMRC2009
*
2009/09



313 International conference proceedings, etc.
No
A novel spectrum sensing method using multi-antennas without channel state information

Abdulrahman Al-Abbasi, Takeo Fujii
Proc. ISWCS2009
*
2009/09



314 International conference proceedings, etc.
No
A cooperative sensing area expansion using orthogonal frequency based information collection method

Mai Ohta, Takeo Fujii, Kazushi Muraoka, Masayuki Ariyoshi
Proc. CrownCom2009
*
2009/06



315 International conference proceedings, etc.
No
Wireless LAN protected distributed coginitive MAC protocol for secondary system

Souichi Tanaka, Takeo Fujii
Proc. Wireless ViTAE2009
*
2009/05



316 International conference proceedings, etc.
No
Traffic reduction method using hybrid ARQ for OFDM cellular relay system

Akihiro Setoyanagi, Takeo Fujii
Proc. Wireless ViTAE2009
*
2009/05



317 International conference proceedings, etc.
No
Dynamic subcarrier controlled TDMA/OFDM multi-hop wireless network for improving end to end throughput

Takeo Fujii
Proc. WCNC2009
*
2009/04



318 International conference proceedings, etc.
No
A MAC protocol for multi-packet ad-Hoc wireless network utilizing multi-antenna

N. Sato, T. Fujii
Proc. IEEE CCNC 2009
*
2009/01



319 International conference proceedings, etc.
No
A Novel Spectrum-Sensing Method Based on Maximum Cyclic Autocorrelation Selection for Cognitive Radio System

K. Muraoka, M. Ariyoshi, T. Fujii
Proc. DySPAN 2008
*
2008/11



320 International conference proceedings, etc.
No
An OFDM based sensing information exchange for cooperative sensing in cognitive radio.

Mai Ohta,Takeo Fujii,Kazushi Muraoka,Masayuki Aruyoshi

*
2008/10



321 International conference proceedings, etc.
No
Hop count base high contribution node selection method for STBC cooperative relay.

Takeo Fujii

*
2008/10



322 International conference proceedings, etc.
No
Wireless LAN protected distributed cognitive MAC protocol for secondary system

Souichi Tanaka and Takeo Fujii

*
2008/10



323 International conference proceedings, etc.
No
A MAC protocol for multi-packet ad-hoc wireless network utilizing multi-antenna.

Norihiko Sato and Takeo Fujii

*
2008/10



324 International conference proceedings, etc.
No
An OFDM based sensing information exchange for cooperative sensing in cognitive radio systems

Mai Ohta and Takeo Fujii

*
2008/10



325 International conference proceedings, etc.
No
SDMA Relay Method for Wireless Multihop Networks

Keigo Hasegawa,Takeo Fujii, Kenta Umebayashi,Yukihiro Kamiya and Yasuo Suzuki
Proc. WPMC
*
2008/09



326 International conference proceedings, etc.
No
Two-dimensional location information exchanging method based on time and frequency slot assignment in ITS system

Jia Shen and Takeo Fujii

*
2008/08



327 International conference proceedings, etc.
No
High contribution node selection method for STBC distributed ARQ

Takeo Fujii

*
2008/05



328 International conference proceedings, etc.
No
Frequency sharing secondary system with carrier sense assisted by cellular system

Anwida Prompijit, Takeo Fujii, Chinnapat Sertthin, Masao Nakagawa

*
2008/05



329 International conference proceedings, etc.
No
High contribution node selection for cognitive radio networks

Hiroto Yasuda, Takeo Fujii

*
2007/11



330 International conference proceedings, etc.
No
Cognitive wireless ad-hoc networks

Takeo Fujii
Beijing, China
*
2007/09



331 International conference proceedings, etc.
No
A MAC protocol for tree structure wireless mesh network utilizing multi antenna

Norihiko Sato, Takeo Fujii

*
2007/09



332 International conference proceedings, etc.
No
Muliti Antenna Utilization Scheme for Congestion Avoidance around the Gateway for Wireless Mesh Networks

Norihiko Sato, Takeo Fujii

*
2007/09



333 International conference proceedings, etc.
No
Study on Cooperative Sensing in Cognitive Radio Based Ad-hoc Network

Hiromasa Uchiyama, Kenta Umebayashi, Takeo Fujii, Fumie Ono, Kei Sakaguchi, Yukihiro Kamiya, Yasuo Suzuki,

*
2007/09



334 International conference proceedings, etc.
No
Power limited multi-band multi-hop secondary communication system for cognitive radio network

Takeo Fujii

*
2007/08



335 International conference proceedings, etc.
No
A Dialogue-based MAC Protocol for Efficient Broadcasting in Ad Hoc Networks

Keigo Hasegawa, Takeo Fujii, Kenta Umebayashi, Yukihiro Kamiya, Yasuo Suzuki

*
2007/07



336 International conference proceedings, etc.
No
Ad-hoc wireless networks and cognitive radio toward future wireless networks

Takeo Fujii , Yasushi Yamao

*
2007/04



337 International conference proceedings, etc.
Yes
Multi-band routing for ad-hoc cognitive radio networks

Takeo Fujii , Yasushi Yamao

*/ *
2006/11



338 International conference proceedings, etc.
No
Frequency sharing hotspot communication using OFDM adaptive array antenna under uplink multi-carrier CDMA cellular system

Nguyen Tran Khoa, Takeo Fujii, Yukihiro Kamiya, and Yasuo Suzuki

*/ *
2006/09



339 International conference proceedings, etc.
No
Forward interference avoidance concept for MANET using adaptive array antennas

Tomofumi Sakaguchi, Yukihiro Kamiya, Takeo Fujii, Yasuo Suzuki

*/ *
2006/09



340 International conference proceedings, etc.
No
Multi-band ad-hoc cognitive radio for reducing inter system interference

Takeo Fujii, Yukihiro Kamiya, and Yasuo Suzuki

*/ *
2006/09



341 International conference proceedings, etc.
No
A new blind synchronization and beamforming method for OFDM systems

Md. Najmus Sadat Rahman, Yukihiro Kamiya, Takeo Fujii, Yasuo Suzuki

*/ *
2006/09



342 International conference proceedings, etc.
No
BER characteristics of a novel concurrent signal processing scheme for blind synchronization and beamforming in M-ary/SS systems

Miho Kozuma, Yukihiro Kamiya, Takeo Fujii, Yasuo Suzuki

*/ *
2006/09



343 International conference proceedings, etc.
No
An application of the cognitive radio concept on wireless ad hoc networks based on CSMA/CA with RTS/CTS

Atsushi Kinoshita, Yukihiro Kamiya, Takeo Fujii, Yasuo Suzuki

*/ *
2006/09



344 International conference proceedings, etc.
No
Variable spreading method for MC/DS-CDMA road to vehicle communication system

Ranjith Padmasiri, Takeo Fujii, Yukihiro Kamiya, and Yasuo Suzuki

pp.113-117
2006/08



345 International conference proceedings, etc.
No
A consideration on packet transmission efficiency of IVCN based on a reconfigurable adaptive array antenna

M. Kokubu, Y. Kamiya, T. Fujii, Y. Suzuki

*-
2006/07



346 International conference proceedings, etc.
No
Ad-hoc cognitive radio -development to frequency sharing system by using multi-hop network-

Takeo Fujii and Yasuo Suzuki

pp.589-592
2005/11



347 International conference proceedings, etc.
No
STBC site diversity using layered code assignment for multicarrier CDMA in multicell system

Takeo Fujii, Yukihiro Kamiya and Yasuo Suzuki

*-
2005/09



348 International conference proceedings, etc.
No
A Software Antenna for Interference Suppression in DS-SS systems

Mika Ohoyama, Yukihiro Kamiya, Takeo Fujii , and Yasuo Suzuki

*-
2005/09



349 International conference proceedings, etc.
No
RTS/CTS Systems for Ad Hoc Wireless LAN with Adaptive Array Antenna

Satoru Takano, Takeo Fujii, Yukihiro Kamiya, and Yasuo Suzuki

*-
2005/09



350 International conference proceedings, etc.
No
STBC distributed ARQ with packet combining for OFDM ad-hoc communication system

Takeo Fujii, Erina Kojima, Yukihiro Kamiya and Yasuo Suzuki

*-
2005/09



351 International conference proceedings, etc.
No
Band separated MC-CDMA system for down-link cellular networks

Takeo Fujii , Kyesan Lee

*-
2005/09



352 International conference proceedings, etc.
No
A convergence acceleration technique for a blind 2D-RAKE receiver based on CMA criteria

Kei Takayama, Yukihiro Kamiya, Takeo Fujii , and Yasuo Suzuki

*-
2005/08



353 International conference proceedings, etc.
No
A Novel CMA Adaptive Array Antenna Achieving Asynchronous 2D-RAKE Receiver for DS/SS Signals

Kei Takayama, Yukihiro Kamiya, Takeo Fujii, Yasuo Suzuki

*-
2005/07



354 International conference proceedings, etc.
No
A Novel CMA Adaptive Array Antenna Achieving Asynchronous 2D-RAKE Receiver for M-ary/SS Signals

Yukihiro Kamiya, Takeo Fujii, Yasuo Suzuki

*-
2005/07



355 International conference proceedings, etc.
No
Distributed ARQ using STBC for OFDM ad-hoc networks

Erina Kojima, Takeo Fujii, Yukihiro Kamiya and Yasuo Suzuki

*-
2005/06



356 International conference proceedings, etc.
No
STBC site diversity for multicarrier CDMA in linear cell system

Takeo Fujii, Yukihiro Kamiya and Yasuo Suzuki

*-
2005/05



357 International conference proceedings, etc.
No
Multi-stage RLS subcarrier combing method for uplink quasi-synchronous MC-CDMA

Takeo Fujii, Yukihiro Kamiya and Yasuo Suzuki

*-
2004/09



358 International conference proceedings, etc.
No
MMSE subcarrier combing method using multi-stage RLS for MC-CDMA transmit diversity

Takeo Fujii, Yukihiro Kamiya and Yasuo Suzuki

WM5-1, pp.V3-108-112-
2004/09



359 International conference proceedings, etc.
No
Transmit digital beam forming using two-stage weight control for MC-CDMA/DS-CDMA TDD system

Takeo Fujii, Yukihiro Kamiya and Yasuo Suzuki

2D4-1, pp.537-540-
2004/08



360 International conference proceedings, etc.
No
Two-dimensional RLS OFDM adaptive array antenna using signals of adjacent subcarriers

Takeo Fujii and Yasuo Suzuki

WA10-1, pp.V3-351-355-
2003/10



361 International conference proceedings, etc.
No
Comparison between CDMA and OFDM as a Communication System for Dedicated Short Range Communication on Intelligent Transport Systems

Rie Kuki, Takeo Fujii and Masao Nakagawa

*-
2002/10



362 International conference proceedings, etc.
No
OFDM/SDM system using adaptive transmit phase control to mitigate co-channel interference

Tomokazu Kambayashi, Takaaki Horiuchi, Masaki Shibahara, Takeo Fujii and Iwao Sasase

*-
2002/09



363 International conference proceedings, etc.
No
Weight tracking method for OFDM adaptive array in time variant fading channel

Tomohiro Hiramoto, Atushi Mizuki, Masaki Shibahara, Takeo Fujii and Iwao Sasase

pp.611-615
2002/09



364 International conference proceedings, etc.
No
Space time transmit site diversity for OFDM multi base station system

Manabu Inoue, Takeo Fujii and Masao Nakagawa

pp.30-34
2002/09



365 International conference proceedings, etc.
No
Clustered assign code selecting peak power reduction for MC-CDMA

Takeo Fujii and Masao Nakagawa

*-
2002/09



366 International conference proceedings, etc.
No
Code selecting peak power reduction for MC-CDMA

Takeo Fujii and Masao Nakagawa

pp.482-486
2002/03



367 International conference proceedings, etc.
No
Performance evaluation of frequency spread coding and frequency interleaving for OFDM systems using adaptive co-channel interference canceling receiver

Masaki Shibahara, Takeo Fujii, Toshihiko Saba and Iwao Sasase

*-
2002/02



368 International conference proceedings, etc.
No
Transmit site diversity for OFDM multi-cell wireless communication network

Takeo Fujii, Manbu Inoue and Masao Nakagawa

pp.111-
2002/01



369 International conference proceedings, etc.
No
Coupling interference reduction system using adaptive array antenna in SFN repeater

Masashige Shirakabe, Takeo Fujii and Masao Nakagawa

pp.1021-1025
2001/09



370 International conference proceedings, etc.
No
Joint technique of PTS and adaptive clipping level control with filtering for OFDM peak power reduction

Takeo Fujii and Masao Nakagawa

*-
2001/09



371 International conference proceedings, etc.
No
TV broadcast harmonic interference cancellation for digital wireless communication

Arata Inaba, Takeo Fujii and Masao Nakagawa

pp.76-81
2001/06



372 International conference proceedings, etc.
No
Adaptive clipping level control for OFDM peak power reduction using clipping and filtering

Takeo Fujii and Masao Nakagawa

pp.393-400,
2001/06



373 International conference proceedings, etc.
No
Weighting factor estimation method for OFDM peak power reduction using partial transmit sequences

Takeo Fujii and Masao Nakagawa

*-
2001/02



374 International conference proceedings, etc.
No
Indoor multi base stations simultaneous transmission system using OFDM adaptive array antenna

Takeo Fujii and Masao Nakagawa

pp.1241-1245
2000/09



375 International conference proceedings, etc.
No
Frequency sharing CDMA wireless LAN using uplink band of P-MP TDMA broadband wireless access

Takeo Fujii and Masao Nakagawa

pp.1211-1216
1999/09



376 International conference proceedings, etc.
No
Multicarrier assignment with random pulse for high speed decentralized wireless LAN

Takeo Fujii, Hiroyuki Atarashi and Masao Nakagawa

pp.1110-1114
1997/09



377 Tutorial
No
周波数資源割り当てとダイナミックスペクトラムアクセス
Only
藤井 威生
日立国際電気技報
15, 1-8
2015/02