Shuzo KATO


MAC Development and Enhancement of IEEE 802.15.3c WPAN Realizing Gbps Throughput
Chang-Woo PYO Zhou LAN Fumihide KOJIMA Ryuhei FUNADA Hiroshi HARADA Shuzo KATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/11/01
Vol. E94-B  No. 11  pp. 3065-3076
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
GbpsIEEE 802.15.3cMAC throughputWPAN
 Summary | Full Text:PDF

On Communication and Interference Range of Multi-Gbps Millimeter-Wave WPAN System
Chin-Sean SUM Zhou LAN Junyi WANG Hiroshi HARADA Shuzo KATO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/12/01
Vol. E93-A  No. 12  pp. 2700-2703
Type of Manuscript:  Special Section LETTER (Special Section on Wideband Systems)
Category: 
Keyword: 
interference rangecommunication rangemillimeter-wavemulti-gigabitWPAN
 Summary | Full Text:PDF

Prioritized Aggregation for Compressed Video Streaming on mmWave WPAN Systems
Zhou LAN Chin Sean SUM Junyi WANG Hiroshi HARADA Shuzo KATO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/12/01
Vol. E93-A  No. 12  pp. 2704-2707
Type of Manuscript:  Special Section LETTER (Special Section on Wideband Systems)
Category: 
Keyword: 
frame aggregationcompressed video transmissionmmWave WPAN
 Summary | Full Text:PDF

Throughput Comparison of Hybrid Slotted CSMA/CA-TDMA and Slotted CSMA/CA in IEEE 802.15.3c WPAN
Chang-Woo PYO Hiroshi HARADA Shuzo KATO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/08/01
Vol. E93-A  No. 8  pp. 1531-1543
Type of Manuscript:  PAPER
Category: Mobile Information Network and Personal Communications
Keyword: 
IEEE 802.15.3c WPANmultiple accesshybrid slotted CSMA/CA and TDMAslotted CSMA/CA
 Summary | Full Text:PDF

Numerical Throughput Analysis on Channel Interference in IEEE 802.15.3c WPAN Based on Hybrid Multiple Access of CSMA/CA-TDMA
Chang-Woo PYO Hiroshi HARADA Shuzo KATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/06/01
Vol. E93-B  No. 6  pp. 1502-1514
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
IEEE 802.15.3cWPANchannel interferencehidden networkshybrid CSMA/CA-TDMA
 Summary | Full Text:PDF

Throughput and Error Analysis of a Space-Time Resource Management Scheme for Multi-Gbps Millimeter-Wave WPAN System
Chin-Sean SUM Mohammad Azizur RAHMAN Zhou LAN Ryuhei FUNADA Junyi WANG Tuncer BAYKAS Hiroshi HARADA Shuzo KATO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/11/01
Vol. E92-A  No. 11  pp. 2659-2668
Type of Manuscript:  Special Section PAPER (Special Section on Wideband Systems)
Category: 
Keyword: 
space-timeresource managementmillimeter-wavemulti-GbpsWPANcross layer
 Summary | Full Text:PDF

Error Probability of MRC in Frequency Selective Nakagami Fading in the Presence of CCI and ACI
Mohammad Azizur RAHMAN Chin-Sean SUM Ryuhei FUNADA Shigenobu SASAKI Tuncer BAYKAS Junyi WANG Hiroshi HARADA Shuzo KATO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/11/01
Vol. E92-A  No. 11  pp. 2679-2687
Type of Manuscript:  Special Section PAPER (Special Section on Wideband Systems)
Category: 
Keyword: 
maximal ratio combining (MRC)frequency selective Nakagami fadinginter-symbol interference (ISI)co-channel interference (CCI)adjacent channel interference (ACI)
 Summary | Full Text:PDF

Error Analysis of Hybrid DS-Multiband-UWB Multiple Access System in the Presence of Narrowband Interference
Chin-Sean SUM Mohammad Azizur RAHMAN Shigenobu SASAKI Hiroshi HARADA Shuzo KATO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/09/01
Vol. E92-A  No. 9  pp. 2167-2176
Type of Manuscript:  Special Section PAPER (Special Section on Multi-dimensional Mobile Information Networks)
Category: Ultra Wideband System
Keyword: 
error analysisDS-Multiband-UWBmultiple access interferencemultipath interferencenarrowband interferencerake receiver
 Summary | Full Text:PDF

A Simple Exact Error Rate Analysis for DS-CDMA with Arbitrary Pulse Shape in Flat Nakagami Fading
Mohammad Azizur RAHMAN Shigenobu SASAKI Hisakazu KIKUCHI Hiroshi HARADA Shuzo KATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/05/01
Vol. E92-B  No. 5  pp. 1808-1812
Type of Manuscript:  Special Section LETTER (Special Section on Radio Access Techniques for 3G Evolution)
Category: 
Keyword: 
DS-CDMAmulti-access communicationerror rate analysisNakagami fading
 Summary | Full Text:PDF

Exact Error Rate Analysis for Pulsed DS- and Hybrid DS/TH-CDMA in Nakagami Fading
Mohammad Azizur RAHMAN Shigenobu SASAKI Hisakazu KIKUCHI Hiroshi HARADA Shuzo KATO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/11/01
Vol. E91-A  No. 11  pp. 3150-3162
Type of Manuscript:  Special Section PAPER (Special Section on Wideband Systems)
Category: 
Keyword: 
ultra-widebandcode division multiple accesserror rate analysisNakagami fading
 Summary | Full Text:PDF

Autonomous and Decentralized Optimization of Large-Scale Heterogeneous Wireless Networks by Neural Network Dynamics
Mikio HASEGAWA Ha Nguyen TRAN Goh MIYAMOTO Yoshitoshi MURATA Hiroshi HARADA Shuzo KATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/01/01
Vol. E91-B  No. 1  pp. 110-118
Type of Manuscript:  Special Section PAPER (Special Section on Cognitive Radio and Spectrum Sharing Technology)
Category: Distributed Optimization
Keyword: 
cognitive radioheterogeneous wireless networksneural networksradio resource managementradio access technology selection
 Summary | Full Text:PDF

Phase Ambiguity Resolver for PCM Sound Broadcasting Satellite Service with Low Power Consumption Viterbi Decoder Employing SST Scheme
Kazuhiko SEKI Shuji KUBOTA Shuzo KATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1995/09/25
Vol. E78-B  No. 9  pp. 1269-1277
Type of Manuscript:  PAPER
Category: Communication Systems and Transmission Equipment
Keyword: 
phase ambiguityViterbi decoderPCM sound broadcastingcommunication satellites
 Summary | Full Text:PDF

A Channel Equalization Technique on a Time Division Duplex CDMA/TDMA System for Wireless Multimedia Networks
Yukitoshi SANADA Kazuhiko SEKI Qiang WANG Shuzo KATO Masao NAKAGAWA Vijay K. BHARGAVA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1995/08/25
Vol. E78-B  No. 8  pp. 1105-1116
Type of Manuscript:  Special Section PAPER (Special Issue on Technologies for High-Speed Mobile Communications)
Category: 
Keyword: 
channel equalizertime division duplexTDMACDMAmultimedia network
 Summary | Full Text:PDF

A Transmission Power Control Technique on a TDD-CDMA/TDMA System for Wireless Multimedia Networks
Yukitoshi SANADA Kazuhiko SEKI Qiang WANG Shuzo KATO Masao NAKAGAWA Vijay K. BHARGAVA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1995/08/25
Vol. E78-B  No. 8  pp. 1095-1104
Type of Manuscript:  Special Section PAPER (Special Issue on Technologies for High-Speed Mobile Communications)
Category: 
Keyword: 
transmission power controltime division duplexTDMACDMAmultimedia network
 Summary | Full Text:PDF

A Wireless Multimedia Network on a Time Division Duplex CDMA/TDMA
Kazuhiko SEKI Yukitoshi SANADA Qiang WANG Shuzo KATO Vijay K. BHARGAVA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1995/07/25
Vol. E78-B  No. 7  pp. 1002-1015
Type of Manuscript:  Special Section PAPER (Special Issue on Multimedia Computer Networks)
Category: 
Keyword: 
multimedia networktime division duplexCDMATDMA
 Summary | Full Text:PDF

Reverse Modulation Carrier Recovery for Offset QPSK Burst Signals
Masahiro UMEHIRA Shuzo KATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1995/04/25
Vol. E78-B  No. 4  pp. 616-624
Type of Manuscript:  PAPER
Category: Satellite Communication
Keyword: 
satellite communicationoffset QPSKcarrier recoveryreverse modulationburst
 Summary | Full Text:PDF

VLSI Implemented 60 Mb/s QPSK/OQPSK Burst Digital Demodulator for Radio Application
Yoichi MATSUMOTO Kiyoshi KOBAYASHI Tetsu SAKATA Kazuhiko SEKI Shuji KUBOTA Shuzo KATO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1994/12/25
Vol. E77-C  No. 12  pp. 1873-1880
Type of Manuscript:  Special Section PAPER (Special Issue on Multimedia, Analog and Processing LSIs)
Category: Multimedia System LSIs
Keyword: 
demodulatorcarrier recoverybit-timing recoveryVLSITDMA
 Summary | Full Text:PDF

Ultra-High-Speed and Universal-Coding-Rate Viterbi Decoder VLSIC--SNUFEC VLSI--
Katsuhiko KAWAZOE Shunji HONDA Shuji KUBOTA Shuzo KATO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1994/12/25
Vol. E77-C  No. 12  pp. 1888-1894
Type of Manuscript:  Special Section PAPER (Special Issue on Multimedia, Analog and Processing LSIs)
Category: Multimedia System LSIs
Keyword: 
FECViterbi decodingconvolutional encodingVLSICsatellite communication systems
 Summary | Full Text:PDF

A New Burst Coherent Demodulator for Microcellular TDMA/TDD Systems
Yoichi MATSUMOTO Shuji KUBOTA Shuzo KATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1994/07/25
Vol. E77-B  No. 7  pp. 927-933
Type of Manuscript:  Special Section PAPER (Special Issue on Personal, Indoor and Mobile Radio Communications)
Category: 
Keyword: 
demodulatorcarrier-recovelyclock-recoverycoherent-detectionTDMA/TDD
 Summary | Full Text:PDF

A New Fully-Digitalized π/4-Shift QPSK Modulator for Personal Communication Terminals
Tetsu SAKATA Kazuhiko SEKI Shuji KUBOTA Shuzo KATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1994/07/25
Vol. E77-B  No. 7  pp. 921-926
Type of Manuscript:  Special Section PAPER (Special Issue on Personal, Indoor and Mobile Radio Communications)
Category: 
Keyword: 
digitalized modulatorπ/4-shift QPSKlow power consumption
 Summary | Full Text:PDF

A Group Demodulator Employing Multi-Symbol Chirp Fourier Transform
Kiyoshi KOBAYASHI Tomoaki KUMAGAI Shuzo KATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1994/07/25
Vol. E77-B  No. 7  pp. 905-910
Type of Manuscript:  Special Section PAPER (Special Issue on Personal, Indoor and Mobile Radio Communications)
Category: 
Keyword: 
communication terminal and equipmentgroup demodulatorFDM-TDM conversionchirp Fourier transformpersonal communication
 Summary | Full Text:PDF

Semi-Autonomous Synchronization among Base Stations for TDMA-TDD Communication Systems
Hiroshi KAZAMA Shigeki NITTA Masahiro MORIKURA Shuzo KATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1994/07/25
Vol. E77-B  No. 7  pp. 862-867
Type of Manuscript:  Special Section PAPER (Special Issue on Personal, Indoor and Mobile Radio Communications)
Category: 
Keyword: 
synchronization schemeTDMA-TDD communication systembase stationpersonal communication
 Summary | Full Text:PDF

FOREWORD
Yoshihiko AKAIWA Shuzo KATO Masao NAKAGAWA Ryuji KOHNO Shinsuke HARA Nobuo NAKAJIMA Yukitsuna FURUYA Kouichi HONMA Eisuke FUKUDA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1994/07/25
Vol. E77-B  No. 7  pp. 853-854
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF

A Digitalized Quadrature Modulator for Fast Frequency Hopping
Kazuhiko SEKI Tetsu SAKATA Shuzo KATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1994/05/25
Vol. E77-B  No. 5  pp. 656-662
Type of Manuscript:  PAPER
Category: Radio Communication
Keyword: 
TDMA/TDDmodulatorsynthesizerfrequency hopping
 Summary | Full Text:PDF

FOREWORD
Masao NAKAGAWA Ryuji KOHNO Shin'ichi TACHIKAWA Taka-aki HASEGAWA Tetsushi IKEGAMI Eisuke FUKUDA Yukitsuna FURUYA Shuzo KATO Masashi SATOH Hisao TACHIKA Yoshihiro TANADA Kazuo TSUBOUCHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1993/08/25
Vol. E76-B  No. 8  pp. 801-803
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF

A Feedback-Loop Type Transmission Power Control for TDMA Satellite Communication Systems
Hiroshi KAZAMA Takeo ATSUGI Shuzo KATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1993/05/25
Vol. E76-B  No. 5  pp. 529-535
Type of Manuscript:  Special Section PAPER (Special Issue on Satellite Communications Networking and Applications)
Category: 
Keyword: 
TDMA satellite communicationtransmission power controlfeedback-looprain attenuation
 Summary | Full Text:PDF

A Suitable Combination of Modulation and FEC Schemes for Satellite Digital Video Communication Networks
Shuji KUBOTA Masahiro MORIKURA Kiyoshi ENOMOTO Shuzo KATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1993/05/25
Vol. E76-B  No. 5  pp. 497-507
Type of Manuscript:  Special Section PAPER (Special Issue on Satellite Communications Networking and Applications)
Category: 
Keyword: 
satellite communicationmodulationFECdigital video communication
 Summary | Full Text:PDF

A Frequency Utilization Ffficiency Improvement on Superposed SSMA-QPSK Signal Transmission over High Speed QPSK Signals in Nonlinear Channels
Takatoshi SUGIYAMA Hiroshi KAZAMA Masahiro MORIKURA Shuji KUBOTA Shuzo KATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1993/05/25
Vol. E76-B  No. 5  pp. 480-487
Type of Manuscript:  Special Section PAPER (Special Issue on Satellite Communications Networking and Applications)
Category: 
Keyword: 
SSMA-QPSK signalshigh speed QPSK signalssuperposed transmissionFECinterference cancellationnon-linear channel
 Summary | Full Text:PDF

A Self Frequency Preset PLL Synthesizer
Kazuhiko SEKI Shuzo KATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1993/05/25
Vol. E76-B  No. 5  pp. 473-479
Type of Manuscript:  Special Section PAPER (Special Issue on Satellite Communications Networking and Applications)
Category: 
Keyword: 
PLLsynthesizerpresetTDMAfrequency hopping
 Summary | Full Text:PDF

FOREWORD
Shuzo KATO Shinsuke HARA Shingo OHMORI Hideo KOBAYASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1993/05/25
Vol. E76-B  No. 5  pp. 455-456
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF

DSD (Double Soft Decision) Concatenated Forward Error Correction Scheme
Shunji HONDA Shuji KUBOTA Masahiro MORIKURA Shuzo KATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1992/08/25
Vol. E75-B  No. 8  pp. 747-754
Type of Manuscript:  Special Section PAPER (Special Issue on the 4th Japan-Korea Joint Conference on Communications, Networks, Switching Systems and Satellite Communications (4th JC-CNSS))
Category: 
Keyword: 
concatenated codessoft decisionViterbi decoding
 Summary | Full Text:PDF

High Resolution and Fast Frequency Settling PLL Synthesizer
Kazuhiko SEKI Masahiro MORIKURA Shuzo KATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1992/08/25
Vol. E75-B  No. 8  pp. 739-746
Type of Manuscript:  Special Section PAPER (Special Issue on the 4th Japan-Korea Joint Conference on Communications, Networks, Switching Systems and Satellite Communications (4th JC-CNSS))
Category: 
Keyword: 
PLLsynthesizerDDSTDMAfrequency hopping
 Summary | Full Text:PDF

Current and Future Mobile Satellite Communication Systems
Shuzo KATO Shingo OHMORI Yutaka YASUDA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1991/08/25
Vol. E74-B  No. 8  pp. 2201-2210
Type of Manuscript:  INVITED PAPER (Special Issue on Modulation and Coding for Mobile Satellite Communication System)
Category: 
Keyword: 
 Summary | Full Text:PDF

Pragmatic Performance of TC8PSK in Rician Fading Channels
Tomohiro DOHI Tsutomu SAKAI Masahiro MORIKURA Shuzo KATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1991/08/25
Vol. E74-B  No. 8  pp. 2230-2236
Type of Manuscript:  Special Section PAPER (Special Issue on Modulation and Coding for Mobile Satellite Communication System)
Category: 
Keyword: 
 Summary | Full Text:PDF

Common Transmission of High Speed QPSK Signals and SSMA Signals over Non-linearly Amplified Transponder
Kiyoshi ENOMOTO Masahiro MORIKURA Shuji KUBUTA Shuzo KATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1991/05/25
Vol. E74-B  No. 5  pp. 1155-1163
Type of Manuscript:  Special Section PAPER (Special Issue on Spread Spectrum Techniques and Its Applications)
Category: 
Keyword: 
 Summary | Full Text:PDF