Shinjiro OSHITA


Performance Analysis of Repetition Coded OFDM Systems with Diversity Combining and Higher-Level Modulation
Fumihito SASAMORI Ziyan JIA Shiro HANDA Shinjiro OSHITA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/01/01
Vol. E94-B  No. 1  pp. 194-202
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
repetition coded OFDMmaximum ratio combininghigher-level modulationmultipath fadingclosed-form equation
 Summary | Full Text:PDF(1.3MB)

Noncoherent Maximum Likelihood Detection for Differential Spatial Multiplexing MIMO Systems
Ziyan JIA Katsunobu YOSHII Shiro HANDA Fumihito SASAMORI Shinjiro OSHITA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/02/01
Vol. E93-B  No. 2  pp. 361-368
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
noncoherent maximum likelihood detectionspatial multiplexingMIMOmultiple-symbol differential detectionfast calculation algorithm
 Summary | Full Text:PDF(627.1KB)

Multiple-Symbol Differential Detection for Unitary Space-Time-Frequency Coding
Ziyan JIA Shiro HANDA Fumihito SASAMORI Shinjiro OSHITA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/01/01
Vol. E93-B  No. 1  pp. 90-98
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
multiple-symbol differential detectiondifferential unitary space-time-frequency codingfading autocorrelationOFDMfrequency selective fadingMIMO
 Summary | Full Text:PDF(818.5KB)

A Simple Expression of BER Performance in DPSK/OFDM Systems with Post-Detection Diversity Reception
Fumihito SASAMORI Shiro HANDA Shinjiro OSHITA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/05/01
Vol. E92-B  No. 5  pp. 1897-1900
Type of Manuscript:  LETTER
Category: Wireless Communication Technologies
Keyword: 
DPSK/OFDMpost-detection diversityDoppler frequency shiftdelay spreadclosed-form equation
 Summary | Full Text:PDF(296.7KB)

A Simple Expression of BER Performance in COFDM Systems over Fading Channels
Fumihito SASAMORI Yuya ISHIKAWA Shiro HANDA Shinjiro OSHITA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/01/01
Vol. E92-A  No. 1  pp. 332-336
Type of Manuscript:  LETTER
Category: Communication Theory and Signals
Keyword: 
COFDMdiversity combiningfading correlationeigenvector conversionclosed form equation
 Summary | Full Text:PDF(218KB)

A Simple Method of BER Calculation in DPSK/OFDM Systems over Fading Channels
Fumihito SASAMORI Shiro HANDA Shinjiro OSHITA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/01/01
Vol. E88-A  No. 1  pp. 366-373
Type of Manuscript:  PAPER
Category: Mobile Information Network and Personal Communications
Keyword: 
DPSK/OFDM systemDoppler frequency shiftdelay spreadbit error rateclosed-form equation
 Summary | Full Text:PDF(1011.8KB)

Improving TCP Performance over ATM-UBR with FED+ Scheme
YoonTze CHIN Shiro HANDA Fumihito SASAMORI Shinjiro OSHITA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2004/06/01
Vol. E87-B  No. 6  pp. 1514-1523
Type of Manuscript:  PAPER
Category: Switching
Keyword: 
TCPATMUBRBMSFEDFED+EPDP-REDfuzzy logicefficiencyfairnessrobustnessbuffer requirementease of tuning control parametersper VC accounting
 Summary | Full Text:PDF(297.3KB)

Approximate Expression of BER Performance in DS-CDMA Systems over Multi-Path Fading Channels
Fumihito SASAMORI Shiro HANDA Fumiaki MAEHARA Fumio TAKAHATA Shinjiro OSHITA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2003/08/01
Vol. E86-B  No. 8  pp. 2523-2528
Type of Manuscript:  LETTER
Category: Wireless Communication Technology
Keyword: 
DS-CDMAbit error ratemulti-path fadingDoppler frequencyRician factor
 Summary | Full Text:PDF(386.2KB)

Improve TCP Performance over ATM-UBR with Fuzzy Early Discard Scheme
YoonTze CHIN Shiro HANDA Fumihito SASAMORI Shinjiro OSHITA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2003/06/01
Vol. E86-B  No. 6  pp. 1978-1990
Type of Manuscript:  PAPER
Category: Network
Keyword: 
TCPfuzzy logiclimited switch buffersFEDEPDP-REDECD/SPDefficiencyfairnessscalability
 Summary | Full Text:PDF(947.2KB)

Fast Calculation Algorithm and Error Performance of Multiple-Symbol Differential Detection over Fading Channels
Shiro HANDA Yusuke OKANO Mingya LIU Fumihito SASAMORI Shinjiro OSHITA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2003/03/01
Vol. E86-B  No. 3  pp. 1050-1056
Type of Manuscript:  PAPER
Category: Wireless Communication Technology
Keyword: 
multiple-symbol differential detectionautocorrelationfast calculation algorithmM algorithmRayleigh fading
 Summary | Full Text:PDF(850.9KB)

Performance Study of a Distributed Genetic Algorithm with Parallel Cooperative-Competitive Genetic Operators
Hernan AGUIRRE Kiyoshi TANAKA Shinjiro OSHITA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2002/09/01
Vol. E85-A  No. 9  pp. 2083-2088
Type of Manuscript:  Special Section LETTER (Special Section on Nonlinear Theory and Its Applications)
Category: 
Keyword: 
distributed genetic algorithmsparallel cooperative-competitive operatorsadaptive mutation
 Summary | Full Text:PDF(586.4KB)

Fuzzy Explicit Rate (FUER) Switch Mechanism for ABR Traffic Congestion Control in ATM Networks
YoonTze CHIN Kaharudin DIMYATI Shiro HANDA Shinjiro OSHITA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2002/06/01
Vol. E85-B  No. 6  pp. 1124-1132
Type of Manuscript:  PAPER
Category: Switching
Keyword: 
ATMER-based switch mechanismfuzzy logic implementationoverall performance analysisfairnessCLR
 Summary | Full Text:PDF(620.7KB)

Simultaneous Halftone Image Generation with Improved Multiobjective Genetic Algorithm
Hernan AGUIRRE Kiyoshi TANAKA Tatsuo SUGIMURA Shinjiro OSHITA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/08/01
Vol. E84-A  No. 8  pp. 1869-1882
Type of Manuscript:  Special Section PAPER (Special Section on Digital Signal Processing)
Category: Image/Visual Signal Processing
Keyword: 
multiobjective genetic algorithmmultiobjective optimizationimage halftoning problemcooperative-competitive genetic operators
 Summary | Full Text:PDF(3.2MB)

Adaptive Multiple-Symbol Differential Detection of MAPSK over Frequency Selective Fading Channels
Mingya LIU Shiro HANDA Masanobu MACHIDA Shinjiro OSHITA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/06/25
Vol. E83-A  No. 6  pp. 1175-1183
Type of Manuscript:  Special Section PAPER (Special Section of Papers Selected from 1999 International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC'99))
Category: 
Keyword: 
multiple-symbol differential detectionfrequency selective fadingchannel estimatorM-algorithmM-ary modulation
 Summary | Full Text:PDF(1.2MB)

An Arrangement Technique of Gray-Code Table for Signal Constellation of Modified QAM and Triangular-Shaped Signal Set
Takaya YAMAZATO Shinjiro OSHITA Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1991/09/25
Vol. E74-A  No. 9  pp. 2579-2585
Type of Manuscript:  Special Section PAPER (Special Issue on Information Theory and Its Applications)
Category: 
Keyword: 
 Summary | Full Text:PDF(534.8KB)