日本語
The University of Electro-Communications 
Graduate School of Informatics and Engineering, School of Informatics and Engineering 
Department of Computer and Network Engineering, Cluster II (Emerging Multi-interdisciplinary Engineering) 

顔写真 Professor 
Xi Zhang 

Personal website  

Career
Nanjing University of Aeronautics and Astronautics  Assistant Professor  1984/08/01-1987/09/30 
The University of Electro-Communications  Assistant Professor  1993/04/01-1996/03/31 
Nagaoka University of Technology  Associate Professor  1996/04/01-2004/03/31 
The University of Electro-Communications  Associate Professor  2004/04/01-2007/03/31 
The University of Electro-Communications  Associate Professor  2007/04/01-2010/03/31 
The University of Electro-Communications  Associate Professor  2010/04/01-2011/04/30 
The University of Electro-Communications  Professor  2011/05/01-Present 

Academic background
Nanjing University of Aeronautics and Astronautics  Faculty of Engineering  Department of Electrical Engineering  1984/07  Graduated 
The University of Electro-Communications  Graduate School, Division of Electro Communications  Department of Communication and System Engineering  Master's program  1990/03  Completed 
The University of Electro-Communications  Graduate School, Division of Electro Communications  Department of Communication and System Engineering  Doctoral program  1993/03  Completed 

Academic degrees
Bachelor of Engineering  Nanjing University of Aeronautics and Astronautics  1984/07 
Master of Engineering  The University of Electro-Communications  1990/03 
Doctor of Engineering  The University of Electro-Communications  1993/03 

Classes responsible within the university
2017  Fundamentals of Digital Signal Processing  Spring semester  Graduate, IE  Master's program  Subject in specialty 
2017  Fundamental Electric Circuits  Spring semester  Undergraduate, daytime  Subject in specialty 
2017  基礎演習A  Spring semester  Undergraduate, daytime  Subject in specialty 
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Classes responsible in other universities
2016  Digital Signal Processing  首都大学東京 
2014  Digital Signal Processing  首都大学東京 
2003  画像工学  長岡技術科学大学 
2003  複素解析とラプラス変換  長岡技術科学大学 
2003  信号処理工学特論  長岡技術科学大学 
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Education and research activities in foreign countries
文部省在外研究員(米国マサチューセッツ工科大学)  2000/09-2001/06  アメリカ 
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Current research areas
Theory of informatics 
Multimedia database 
Intelligent informatics 
Communication/ Network engineering 
Measurement engineering 

Current research subjects
Design of Digital Filters  Digital Filter Design Method  1988-Present 
Filter Banks and Wavelets  Filter Banks Wavelets  1993/04-Present 
Image Video Compression  Still Image Coding Video Coding  1996-Present 
Image Fusion  Image Fusion  1998-Present 
Noise Suppression and Flicker Reduction  Noise Suppression Flicker Reduction  2001/04-Present 

Preferable theme of joint or funded research
Design and Analysis of Digital Filters  Desire to engage in industry-academia collaboration and other forms of joint research with private and other organizations  Technological consultation,Commissioned research,Joint research 
Applications of Wavelet Filters  Desire to engage in industry-academia collaboration and other forms of joint research with private and other organizations  Commissioned research,Joint research 
Wavelet-based Image and Video Coding  Desire to engage in industry-academia collaboration and other forms of joint research with private and other organizations  Technological consultation,Commissioned research,Joint research 
Image Fusion Using Wavelets  Desire to engage in industry-academia collaboration and other forms of joint research with private and other organizations  Technological consultation,Commissioned research,Joint research 
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Published books
Book  ディジタル信号処理の基礎  島田,安川,伊藤,田口,張,岩橋  コロナ社  2006/05 
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Published papers
Paper  Yes  Design of Two Channel Biorthogonal Graph Wavelet Filter Banks with Half-band Kernels  Only  X. Zhang  IEICE Trans. Fundamentals  E100-A/ 9, 1743-1750  2017/09/01  10.1587/transfun.E100.A.1743 
Paper  Yes  High Dynamic Range Image Compression with Improved Logarithmic Transformation  Joint  M. Sumizawa, X. Zhang  IEICE Communications Express  6/ 1, 17-21  2017/01/01  10.1587/comex.2016XBL0148 
Paper  Yes  A New Class of Hilbert Pairs of Almost Symmetric Orthogonal Wavelet Bases  Joint  D. W. Wang, X. Zhang  IEICE Trans. Fundamentals  E99-A/ 5, 884-891  2016/05/01  10.1587/transfun.E99.A.884 
Paper  Yes  Lossy to Lossless Image Coding Based on Wavelets Using a Complex Allpass Filter  Joint  X. Zhang, N. Fukuda  International Journal of Wavelets, Multiresolution and Information Processing  12/ 4, 1-16  2014/03/06  10.1142/S0219691314600029 
Paper  Yes  Online Acoustic Feedback Mitigation with Improved Noise-Reduction Performance in Active Noise Control Systems  S.Ahmed, M.T.Akhtar, X.Zhang  IET Signal Processing  7/ 6, 505-514  2013/06 
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Research presentations
Oral presentation for an academic conference  相対シャッタースピード推定による動きを含むHDR画像合成  電子情報通信学会技術研究報告、信号処理研究会  SIP2017-50  No  宮川愛加、張煕  2017/08/24 
Oral presentation for an academic conference  対数変換を改良したHDR画像符号化  電子情報通信学会総合大会  D-11-50  No  住澤柾秀、張煕  2016/03/18 
Oral presentation for an academic conference  ヒストグラムパッキングを用いたHDR画像二階層符号化の改善  電子情報通信学会技術研究報告、画像工学研究会  IE2015-96  No  菅野元貴、張煕  2015/12/04 
Oral presentation for an academic conference  MthバンドFIR線形位相フィルタの最適近似  2014年電子情報通信学会ソサイエティ大会  No  張 煕  2014/09/25 
Oral presentation for an academic conference  Self-Tuned Auxiliary-Noise-Power Scheduling with Matching Step-Size for Online Acoustic Feedback Path Mitigation in Active Noise Control  電子情報通信学会技術研究報告、電気/応用音響・聴覚・音楽音響研究会  IEICE-114/ 178  No  S. Ahmed, M. T. Akhtar, X. Zhang  2014/08/19 
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Intellectual property rights
Patent  画像処理装置、画像処理方法、プログラム及び撮像装置  特願2013-090492  2013/04/23  特開2014-215694  2014/11/17  特許第6168549号  2017/07/07  Publicly disclosed 
Patent  画像処理プログラムおよび画像処理装置  特願2011-263271  2011/12/01  特開2013-115798  2013/06/10  特許第5850365号  2015/12/11  Registered 
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Awards
SIP学生奨励賞  2011/11/24 
優秀学生発表賞  2008/03/20 
The challenge prize of 4th LSI IP Design Award  2002/05/29 
The third prize of the Science and Technology Progress Award of China  1987/12/23 
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Past records of joint or funded research
ドット抽出画像処理技術に関する共同研究  2013-2014  Joint research  Domestic joint research 
マウススキャンナ用画像合成技術の研究  2013-2013  Joint research  Domestic joint research 
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Public lectures
デジタルフィルタ  中国科学院微電子研究所  2017/11/03  北京 
デジタル信号処理 デジタルフィルタ設計の基礎 ノイズ除去への応用  日本テクノセンター  2016/12/09  東京 
海洋音響学会第21回技術講習会  海洋音響学会  2011/12/20  東京工業大学百年記念館フェライト会議室 
画像符号化の基礎と応用 JPEG2000、MPEG4、AVC/H.264など  日本テクノセンター  2009/03/23  東京 
画像圧縮・符号化技術最前線  産業科学システムズ  2005/01/20  東京 
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Memberships of academic societies
The Institute of Electric and Electronics Engineers  1993-Present 
The Institute of Electronics, Information and Communication Engineers  1989-Present 
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Committee or council involvement
The Institute of Electronics, Information and Communication Engineers  シニア会員  2010/05-Present 
The Institute of Electronics, Information and Communication Engineers  電子情報通信学会回路とシステム研究専門委員会委員  2004/04-2010/05 
The Institute of Electric and Electronics Engineers  Senior Member  2001/01-Present 
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Social activities
Academic journal activities  電子情報通信学会英文誌(A) Recent Topics in Signal Processing小特集号  2010/03-2010/08  編集委員 
Academic journal activities  電子情報通信学会英文誌(A) ディジタル信号処理小特集号  2002/08-2003/03  編集委員 
Academic journal activities  IEEE Signal Processing Letters  2002/04-2004/03  Associate Editor 
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Committee activity in the University
UEC中国教育研究支援センター運営委員会  委員  2017/10-Present 
学力検査部会  委員  2017/04-2018/03 
安全・衛生委員会  委員  2017/04-2018/03 
障害学生支援専門部会  委員  2017/04-2018/03 
情報理工学域代議員会  代議員  2017/04-2018/03 
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