CHANGJUN AHN

J-GLOBAL         Last updated: Aug 13, 2019 at 04:26
 
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Name
CHANGJUN AHN
E-mail
junnyfaculty.chiba-u.jp
Affiliation
Chiba University

Research Areas

 
 

Academic & Professional Experience

 
Apr 2016
 - 
Today
Professor, Graduate School of Engneering, Chiba University
 
Apr 2010
 - 
Mar 2016
Associate Professor, Graduate School of Engneering, Chiba University
 
Apr 2007
 - 
Mar 2010
Lecturer, Graduate School of Information Schience, Hiroshima City University
 
Apr 2003
 - 
Mar 2007
Researcher, Yokosuka Research Center, Communication Research Laboratories (CRL)
 
Apr 2001
 - 
Mar 2003
Research Associate, Dept. of Information Science, Keio University
 

Education

 
Apr 2000
 - 
Mar 2003
Graduate School of Open Environment Science, Keio University
 

Awards & Honors

 
Sep 2018
International Conference on Software, Telecommunications and Computer Networks (SoftCOM2018) Best Paper Award, IEEE
 
Jul 2012
CS Paper Award, IEICE
 
Mar 2010
Distinguished Service Award, City of Hiroshiam
 
Mar 2010
General Conference Best Poster Paper Award, IEICE
 
Feb 2010
Joint General Conference Paper Award, IEICE
 

Published Papers

 
Joint Adaptive Modulation and Transmit Power Control on Frequency Symbol Spreading OFDM Mobile Relay System
Shun Kojima, Kazuki Maruta, and Chang-Jun Ahn
Journal of Signal Processing   23(3) 83-93   May 2019   [Refereed]
Uplink Interference Suppression by Semi-Blind Adaptive Array with Decision Feedback Channel Estimation on Multicell Massive MIMO Systems
Kazuki Maruta, and Chang-Jun Ahn
IEEE Transactions on Communications   66(12) 6123-6134   Dec 2018   [Refereed]
Reducing Channel Spatial Correlation by Rotating Planar Antenna Array
Takashi Akao, Koya Watanabe, Shun Kojima, Masato Katsuno, Kazuki Maruta, and Chang-Jun Ahn
Proc. of IEEE International Symposium on Intelligent Signal Processing and Communication Systems (ISPACS 2018)   1-4   Nov 2018   [Refereed]
Modified Pilot Selection for Systematic Polar Coded MIMO-OFDM Channel Estimation
Koya Watanabe, Shun Kojima, Takashi Akao, Masato Katsuno, Kazuki Maruta, and Chang-Jun Ahn
Proc. of IEEE International Symposium on Intelligent Signal Processing and Communication Systems (ISPACS 2018)   1-5   Nov 2018   [Refereed]
Throughput Maximization by Adaptive Switching with Modulation Coding Scheme and Frequency Symbol Spreading
Shun Kojima, Takashi Akao, Koya Watanabe, Masato Latsuno, Kazuki Maruta, and Chang-Jun Ahn
Journal of Communications Software and Systems   14(4) 332-339   Nov 2018   [Refereed]