Daisuke TAKEDA


Software Defined Modem for Cognitive Radio with Dynamically Reconfigurable Processor
Ren SAKATA Daisuke TAKEDA Noritaka DEGUCHI Tatsuma HIRANO Takashi YOSHIKAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/03/01
Vol. E95-B  No. 3  pp. 810-818
Type of Manuscript:  PAPER
Category: Transmission Systems and Transmission Equipment for Communications
Keyword: 
software defined radioreconfigurable processor3GPP long term evolution
 Summary | Full Text:PDF(1.3MB)

Channel Estimation Scheme with Low-Complexity Discrete Cosine Transform in MIMO-OFDM System
Daisuke TAKEDA Yasuhiko TANABE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/12/01
Vol. E92-B  No. 12  pp. 3836-3842
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
OFDMMIMOchannel estimationdiscrete cosine transform
 Summary | Full Text:PDF(1.4MB) | (Errata[Uploaded on January 1,2010])

Preamble Structure for IEEE 802.11n Wireless LAN System
Tsuguhide AOKI Yoshimasa EGASHIRA Daisuke TAKEDA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/10/01
Vol. E92-B  No. 10  pp. 3219-3227
Type of Manuscript:  PAPER
Category: Terrestrial Radio Communications
Keyword: 
wireless LANMIMO-OFDMAGCtone-interleavingcyclic delay diversity
 Summary | Full Text:PDF(1MB)

Adaptive Modulation and Code Channel Elimination for Vector Coding System
Daisuke TAKEDA Masao NAKAGAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/05/01
Vol. E92-B  No. 5  pp. 1538-1545
Type of Manuscript:  Special Section PAPER (Special Section on Radio Access Techniques for 3G Evolution)
Category: 
Keyword: 
vector codingadaptive code channel eliminationadaptive modulation and codingchannel estimation
 Summary | Full Text:PDF(478KB)

Threshold Controlling Scheme for Adaptive Modulation and Coding System
Daisuke TAKEDA Yuk C CHOW Paul STRAUCH Hiroshi TSURUMI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2006/05/01
Vol. E89-B  No. 5  pp. 1598-1604
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
adaptive modulation and codingSIRCRCtransmission power control
 Summary | Full Text:PDF(870KB)

Orthogonal Multicode OFDM-DS/CDMA System Using Partial Bandwidth Transmission
Daisuke TAKEDA Hiroyuki ATARASHI Masao NAKAGAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1998/11/25
Vol. E81-B  No. 11  pp. 2183-2190
Type of Manuscript:  PAPER
Category: Radio Communication
Keyword: 
OFDM-DS/CDMARAKEfrequency selective fadingpartial bandwidth transmissionpacket communication
 Summary | Full Text:PDF(665.1KB)

Fast Viterbi Decoding Methods for the Co-channel Interference Canceller on Cellular DS/CDMA Systems
Daisuke TAKEDA Yukitoshi SANADA Masao NAKAGAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1996/12/25
Vol. E79-A  No. 12  pp. 2002-2009
Type of Manuscript:  Special Section PAPER (Special Secton on Spread Spectrum Techniques and Applications)
Category: 
Keyword: 
Viterbi decoder
 Summary | Full Text:PDF(579.9KB)