日本語
The University of Electro-Communications 
Advanced Wireless and Communication Research Center 

顔写真 Associate Professor 
Koji Ishibashi 

Personal website  

Career
Shizuoka University  Assistant Professor  2007/04/01-2012/03/31 
Harvard University  Visiting Scholar  2010/09/01-2012/03/11 
The University of Electro-Communications  Assistant Professor  2012/04/01-2014/11/30 
The University of Electro-Communications  Associate Professor  2014/12/01-Present 

Academic background
組合立甲陵高等学校  1998/03  Graduated 
The University of Electro-Communications  Faculty of Electro Communications  Dept. of Communications and Systems  2002/03  Graduated 
The University of Electro-Communications  Graduate School, Division of Electro Communications  Dept. of Communication and Systems  Master's program  2004/03  Completed 
Yokohama National University  Graduate School of Engineering  Division of Physics, Electrical and Computer Engineering  Doctoral program  2007/03  Completed 

Academic degrees
M.E.  The University of Electro-Communications  2004/03 
Ph.D.  Yokohama National University  2007/03 

Classes responsible within the university
2019  Electronic Systems  Fall semester  Undergraduate, daytime 
2019  Physics Ⅱ  Fall semester  Undergraduate, daytime 
2019  Information and Communication Engineering Laboratory B1  Fall semester  Undergraduate, daytime 
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Current research areas
Communication/ Network engineering 

Current research subjects
On Advanced Distributed Wireless Network for Highly Reliable and Power Efficient Communications  wireless distributed network, power efficient communications, cooperative communications  2012/04-2015/03 

Published books
Book  Wireless Distributed Network  S. Sanpei, K. Sakaguchi, R. Matsumoto, S. Ibi, K. Yamamoto, K. Umebayashi, H. Ochiai, K. Ishii, T. Yamazato, K. Ishibashi, F. Ono, M. Bandai, H. Okada, H. Uehara, T. Otsuki, T. Fujii  The Institute of Electronics, Information and Communication Engineers  109-115  2011/03 
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Published papers
Paper  Yes  Grant-Free Non-Orthogonal Multiple Access with Multiple-Antenna Base Station and Its Efficient Receiver Design  Joint  T Hara and K. Ishibashi  IEEE Access  7/ 1, 175717-175726  2019/11  10.1109/ACCESS.2019.2956817 
Paper  Yes  Design of Coded ALOHA with ZigZag Decoder  Joint  M. Oinaga, S. Ogata and K. Ishibashi,  IEEE Access  7, 168527-168535  2019/11  10.1109/ACCESS.2019.2954163 
Paper  Yes  Frame Theory and Fractional Programming for Sparse Recovery-Based mmWave Channel Estimation  Joint  R.-A. Stoica, H. Iimori, G. Abreu, and K. Ishibashi,  IEEE Access  7/ 1, 150757-150774  2019/10  10.1109/ACCESS.2019.2947012 
Paper  Yes  Time-to-Recharge Analysis for Energy-Relay-Assisted Energy Harvesting  Joint  S. Sarma and K. Ishibashi  IEEE Access  7/ 1, 139924-139937  2019/09  10.1109/ACCESS.2019.2943562 
Paper  Yes  Massively Concurrent Non-Orthogonal Multiple Access for 5G Networks and Beyond  Joint  R.-A. Stoica, G. Abreu, T. Hara, and K. Ishibashi  IEEE Access  7, 82080-82100  2019/06/19  10.1109/ACCESS.2019.2923646 
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Research presentations
Oral presentation for an academic conference  パイロット汚染下におけるマルチセルMassive MIMOのための協調型パイロット系列設計  SITA 2019  No  福榮 秀都、飯盛 寛貴、石橋 功至、アブレウ ジュゼッペ  2019/11 
Oral presentation for an academic conference  離散入力制約に基づく線形MMSEフィルタ設計  SITA 2019  No  飯盛 寛貴、石橋 功至、アブレウ ジュゼッペ  2019/11 
Oral presentation for an academic conference  超低電力通信のためのOFDM既知信号を用いた遅延シフトキーイングとその最適復調法  SITA 2019  No  高橋龍平、原 郁紀、石橋功至  2019/11 
Oral presentation for an academic conference  近似メッセージ伝播法に基づいた低計算量グラントフリー非直交多元接続  SITA 2019  No  原 郁紀、石橋功至  2019/11 
Oral presentation for an academic conference  ZigZag復号器を用いた符号化ALOHAに関する研究  SITA 2019  No  追永 大、尾形 駿、石橋功至  2019/11 
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Intellectual property rights
Patent  無線通信装置、データ送信方法、及びプログラム  特願2014-118839  2014/06/09  特開2015-233195  2015/12/24  Published 
Patent  通信システムおよび情報提供装置  特願2015−149465  2015/07/29  特許第6595246号  2019/10/04  Registered 
Patent  通信装置  特願2016−021196  2016/02/05  特許第6569552号  2019/08/16  Registered 
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Awards
IEICE RCS Active Research Award  Compressed-Sensing-Aided Subcarrier IQ Index Modulation with Discreteness-Aware Fast Iterative Shrinkage-Thresholding Algorithm  2019/05/17 
Telecommunications Advancement Foundation Best Student Paper Award  Optimized Frameless ALOHA for Cooperative Base Stations with Overlapped Coverage Areas  2019/03/20 
2018 Special Technical Award in Smart Radio  Batteryless Wireless Sensor Networks based on Energy-Neutral Receiver-Initiated (ENRI) MAC Protocol  2019/03/08 
IEICE RCS 2nd Best Presentation Award of Special Session for Beginners  ZigZag Decodable Coded Slotted ALOHA  2018/06/22 
IEICE RCS Best Presentation Award of Special Session for Beginners  Compressed-Sensing-Aided Subcarrier IQ Index Modulation with Discreteness-Aware Fast Iterative Shrinkage-Thresholding Algorithm  2018/06/22 
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Researcher accepted
Domestic  Visiting researcher  India  Japan Society for the Promotion of Science, etc.  2019-2019 
Overseas  Post-doctoral researcher  Egypt  Signal detection based on deep learning  Japan Society for the Promotion of Science, etc.  2017-2018 
Domestic  Visiting researcher  Korea  Dankook University  Protocol analysis of wireless sensor networks powered by energy harvesters  Dispatching organization  2017-2017 
Overseas  Visiting researcher  Germany  Jacobs University Bremen  ランダムネットワークの物理層セキュリティにおけるトポロジと干渉の影響  Japan Society for the Promotion of Science, etc.  2015-2015 
Overseas  Visiting researcher  Germany  Jacobs University Bremen  次世代無線通信のための高信頼性・長寿命を達成する高密度多地点協調伝送技術  Japan Society for the Promotion of Science, etc.  2013-2013 
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Past records of joint or funded research
U-Bas Airの通信品質向上のための研究  2018-2019  Joint research  Domestic joint research 
U-Bus Airのネットワーク最適化検討  2017-2018  Joint research  Domestic joint research 
U-Bus Airの特性評価  2016-2017  Joint research  Domestic joint research 
エネルギーハーベスト電源とこれを活用した低電力データセントリックセンサネットワークシステムの研究  2015-2018  Commissioned research  Research commissioned by a company 
多段中継無線の特性評価  2015-2016  Joint research  Domestic joint research 
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Memberships of academic societies
IEEE  2002-Present 
IEICE  2002-Present 
SITA  2002-2010 
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Involvement in conference and research meetings
IEEE PIMRC 2020  Technical program committee member of Track1  2020 
IEEE ICC 2020  Technical program committee member of GCSN  2020 
IEEE VTC2019-Spring  Reviewer  2019 
IEEE VTC2019-Fall  Technical program committee member  2019 
IEEE ICCC 2019  Technical program committee member  2019 
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Committee or council involvement
消防司令システム等の相互接続に関する研究会  消防司令システム等の相互接続に関する研究会委員  2018/10-2019/03 
電子情報通信学会  信号処理研究専門委員会専門委員  2018/06/07-2020/06/03 
電子情報通信学会  スマート無線研究会研究幹事  2018/05-2020/04 
消防司令システム等の相互接続に関する研究会  消防司令システム等の相互接続に関する研究会委員  2017/10-2018/09 
一般社団法人情報通信技術委員会  「企業ネットワーク専門委員会」特別委員  2017/10/01-2018/09 
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Industry-academia-government collaboration activities
Technological support  株式会社トライディア  通信処理アルゴリズム及びUI設計に関する技術アドバイス  2012/10-2013/09 
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