David ASANO


Improving Spectral Efficiency of Non-Orthogonal Space Time Block Coded-Continuous Phase Modulation
Kazuyuki MORIOKA Satoshi YAMAZAKI David ASANO 
Publication:   
Publication Date: 2018/09/01
Vol. E101-B  No. 9  pp. 2024-2032
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
continuous phase modulationspace time block codequasi orthogonal-space time block codegroup orthogonal toeplitz code
 Summary | Full Text:PDF(1.3MB)

Proposal and Realistic Evaluation of a New Routing Algorithm for a Regional Protection System
Hikofumi SUZUKI Shinichi KARASAWA David ASANO Yasushi FUWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2015/08/01
Vol. E98-A  No. 8  pp. 1667-1670
Type of Manuscript:  Special Section LETTER (Special Section on Information and Communication Systems for Safe and Secure Life)
Category: 
Keyword: 
ad-hoc networkroutingregional protection system
 Summary | Full Text:PDF(380.7KB)

A Pseudo-TDMA MAC Protocol Using Randomly Determined Transmission Times for Landslide Prediction Wireless Sensor Networks
David ASANO Daichi KUROYANAGI Hikofumi SUZUKI Eiki MOTOYAMA Yasushi FUWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2014/07/01
Vol. E97-B  No. 7  pp. 1449-1456
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
MAC protocolTDMACSMAwireless sensor networkslandslidesdisaster prediction
 Summary | Full Text:PDF(2.2MB)

On Improving the Tradeoff between Symbol Rate and Diversity Gain Using Quasi-Orthogonal Space-Time Block Codes with Linear Receivers
Kazuyuki MORIOKA David ASANO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/12/01
Vol. E95-B  No. 12  pp. 3763-3767
Type of Manuscript:  Special Section LETTER (Special Section on Coding and Coding Theory-Based Signal Processing for Wireless Communications)
Category: 
Keyword: 
Orthgonal Space-Time Block CodesQuasi-Orthgonal Space-Time Block CodesGroup Orthgonal-Toeplitz Codes
 Summary | Full Text:PDF(287.8KB)

Automatic Modulation Identification Using a Frequency Discriminator
David ASANO Mao OHARA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/02/01
Vol. E91-B  No. 2  pp. 575-578
Type of Manuscript:  LETTER
Category: Devices/Circuits for Communications
Keyword: 
modulation identificationfrequency discriminationfrequency shift keyingphase shift keyingconstant envelope modulation
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Performance of GMSK and Reed-Solomon Code Combinations
LiDuan MA David ASANO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/10/01
Vol. E88-A  No. 10  pp. 2863-2868
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Communication Theory
Keyword: 
GMSKReed-Solomon codesRayleigh fading channelcoding gain
 Summary | Full Text:PDF(591.4KB)