Iwao SASASE


Trust-Based Sybil Nodes Detection with Robust Seed Selection and Graph Pruning on SNS
Shuichiro HARUTA Kentaroh TOYODA Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2016/05/01
Vol. E99-B  No. 5  pp. 1002-1011
Type of Manuscript:  Special Section PAPER (Special Section on Internet Architectures and Management Methods that Enable Flexible and Secure Deployment of Network Services)
Category: 
Keyword: 
Social Networking ServicesSybil detectiontrust
 Summary | Full Text:PDF(652.7KB)

Illegal Interrogation Detectable Products Distribution Scheme in RFID-Enabled Supply Chains
Kentaroh TOYODA Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2016/04/01
Vol. E99-B  No. 4  pp. 820-829
Type of Manuscript:  Special Section PAPER (Special Section on Autonomous Decentralized Systems Technologies and Applications for Next-Generation Social Infrastructure)
Category: 
Keyword: 
RFID-enabled supply chainssecurityhoneypot
 Summary | Full Text:PDF(660.4KB)

Energy-Efficient Standby Mode Algorithms in Short-Range One-to-One Millimeter-Wave Communications
Ryoko MATSUO Tomoya TANDAI Tomoko ADACHI Hideo KASAMI Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2014/11/01
Vol. E97-B  No. 11  pp. 2469-2479
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
60GHz millimeter-wave (mmWave)energy-efficient standby mode
 Summary | Full Text:PDF(2.3MB)

Asynchronous Receiver-Initiated MAC Protocol Exploiting Stair-Like Sleep in Wireless Sensor Networks
Takahiro WADA I-Te LIN Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2013/01/01
Vol. E96-B  No. 1  pp. 119-126
Type of Manuscript:  PAPER
Category: Network
Keyword: 
stair-like sleepnumber of hopssleep timeidle listening timegeometric progression
 Summary | Full Text:PDF(1.2MB)

Primary Traffic Based Cooperative Multihop Relaying with Preliminary Farthest Relay Selection in Cognitive Radio Ad Hoc Networks
I-Te LIN Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/08/01
Vol. E95-B  No. 8  pp. 2586-2599
Type of Manuscript:  PAPER
Category: Network
Keyword: 
underlay spectrum accessoverlay spectrum accesscooperative transmissionquality of service (QoS)status of the primary traffic
 Summary | Full Text:PDF(1.9MB)

Proportional Data Rate Fairness Resource Allocation for MIMO-OFDM Multiple Access Channel by Considering the Correlation Effect of Line of Sight and Non Line of Sight Channel Conditions
Sann Maw MAUNG Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/07/01
Vol. E95-B  No. 7  pp. 2414-2423
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
resource allocationMIMO-MACOFDMfairnessSVDmultiuserLOSNLOS
 Summary | Full Text:PDF(2.2MB)

Statistical Analysis of Quantization Noise in an End-to-End OFDM Link
Maduranga LIYANAGE Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/05/01
Vol. E94-B  No. 5  pp. 1376-1385
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
orthogonal-frequency-division-multiplexing (OFDM)quantizer resolutionquantization noise
 Summary | Full Text:PDF(566.6KB)

Target Detection with MSN Algorithm for the Bistatic Radar Using Digital Terrestrial Broadcasting Signals
Junji ASADA Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/02/01
Vol. E94-B  No. 2  pp. 515-525
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
bistatic radarbroadcastingtarget detectionMSN algorithm
 Summary | Full Text:PDF(1.2MB)

Distributed Ad Hoc Cooperative Routing in Cluster-Based Multihop Networks
I-Te LIN Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/02/01
Vol. E94-B  No. 2  pp. 444-454
Type of Manuscript:  PAPER
Category: Network
Keyword: 
cooperative diversitydistributed node selectionenergy savings
 Summary | Full Text:PDF(1MB)

Multicast Routing and Wavelength Assignment for Dynamic Multicast Sessions in WDM Network Using Minimum Delta
Alex FUNG Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/10/01
Vol. E93-B  No. 10  pp. 2688-2695
Type of Manuscript:  PAPER
Category: Fiber-Optic Transmission for Communications
Keyword: 
WDMopticalmulticastlight-treeroutingwavelength assignmentblocking probability
 Summary | Full Text:PDF(472.2KB)

Reduced Complexity in Antenna Selection for Polarized MIMO System with SVD for the Practical MIMO Communication Channel Environment
Maung SANN MAW Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/09/01
Vol. E93-B  No. 9  pp. 2389-2399
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
MIMOantenna selectionpolarizationspatial multiplexingZF linear receiveradaptive modulation
 Summary | Full Text:PDF(1.2MB)

FOREWORD
Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/10/01
Vol. E92-B  No. 10  pp. 3005-3005
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF(64KB)

Energy Efficient and Stable Weight Based Clustering for Mobile Ad Hoc Networks
Safdar H. BOUK Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/09/01
Vol. E92-B  No. 9  pp. 2851-2863
Type of Manuscript:  PAPER
Category: Network
Keyword: 
weight based clusteringgrey decision method (GDM)ad hoc networksnode weights
 Summary | Full Text:PDF(2.6MB)

Multiple Metrics Gateway Selection Scheme in Mobile Ad Hoc Network (MANET) and Infrastructure Network Integration
Fudhiyanto Pranata SETIAWAN Safdar H. BOUK Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/08/01
Vol. E92-B  No. 8  pp. 2619-2627
Type of Manuscript:  PAPER
Category: Network
Keyword: 
gateway selectioninfrastructure networkintegrationMANETmultiple metrics
 Summary | Full Text:PDF(1.2MB)

Steady-State Kalman Filtering for Channel Estimation in OFDM Systems for Rayleigh Fading Channels
Maduranga LIYANAGE Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/07/01
Vol. E92-B  No. 7  pp. 2452-2460
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
orthogonal-frequency-division-multiplexing (OFDM)channel estimationsteady-stateKalman filter
 Summary | Full Text:PDF(288.7KB)

Interference Reduction Scheme for UHF Passive RFID Systems Using Modulation Index Control
Yoshinori TANAKA Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/04/01
Vol. E92-B  No. 4  pp. 1272-1281
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
RFIDinterferencesubcarriermodulation indexASK
 Summary | Full Text:PDF(367.9KB)

Reliable Multicast with Local Retransmission and FEC Using Group-Aided Multicast Scheme
Alex FUNG Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/03/01
Vol. E92-B  No. 3  pp. 811-818
Type of Manuscript:  PAPER
Category: Fundamental Theories for Communications
Keyword: 
reliable multicastmany-to-manyerror correcting code
 Summary | Full Text:PDF(566.3KB)

A Mitigation Technique of High-Power MAI in the Multimedia Optical CDMA System with the Optical Power Selector
Kohki OHBA Takaya MIYAZAWA Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/03/01
Vol. E91-B  No. 3  pp. 700-709
Type of Manuscript:  PAPER
Category: Fiber-Optic Transmission for Communications
Keyword: 
optical CDMAMAIoptical power selector
 Summary | Full Text:PDF(921.3KB)

Resource Allocation Scheme in MIMO-OFDMA System for User's Different Data Throughput Requirements
Maung SANN MAW Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/02/01
Vol. E91-B  No. 2  pp. 494-504
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
adaptive resource allocationMIMOOFDMASVD
 Summary | Full Text:PDF(1.5MB)

Interference Avoidance Algorithms for Passive RFID Systems Using Contention-Based Transmit Abortion
Yoshinori TANAKA Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/11/01
Vol. E90-B  No. 11  pp. 3170-3180
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
RFIDreader collisioncollision avoidance
 Summary | Full Text:PDF(405KB)

Low Complexity Resource Allocation Algorithm by Multiple Attribute Weighing and User Ranking for OFDMA Systems
Maduranga LIYANAGE Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/08/01
Vol. E90-B  No. 8  pp. 2006-2015
Type of Manuscript:  PAPER
Category: Transmission Systems and Transmission Equipment for Communications
Keyword: 
multiuserorthogonal frequency division multiple access (OFDMA)subcarrier allocation
 Summary | Full Text:PDF(588KB)

Split Multi-Path Routing Protocol with Load Balancing Policy (SMR-LB) to Improve TCP Performance in Mobile Ad Hoc Networks
Takeshi MURAKAMI Masaki BANDAI Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2006/05/01
Vol. E89-B  No. 5  pp. 1517-1525
Type of Manuscript:  PAPER
Category: Switching for Communications
Keyword: 
ad hoc networksTCPload balancing policymulti-path routing
 Summary | Full Text:PDF(666.2KB)

Adaptive Subcarrier Block Modulation with Differentially Modulated Pilot Symbol Assistance for Downlink OFDM Using Uplink Delay Spread
Chang-Jun AHN Satoshi TAKAHASHI Hiroshi HARADA Yukiyoshi KAMIO Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/07/01
Vol. E88-A  No. 7  pp. 1889-1896
Type of Manuscript:  Special Section PAPER (Special Section on Multi-dimensional Mobile Information Networks)
Category: Wireless Communication Technology
Keyword: 
DMPSA-ASMS/OFDMMLIcoherence bandwidthRMS delay spread
 Summary | Full Text:PDF(592.2KB)

An Iterative Decoding Method of Updating Redundant Likelihood Information
Masayuki ARIYOSHI Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/03/01
Vol. E88-B  No. 3  pp. 1045-1053
Type of Manuscript:  PAPER
Category: Fundamental Theories for Communications
Keyword: 
turbo codeiterative decodingredundant likelihood updatesoft-input RSCSISO encoder
 Summary | Full Text:PDF(1.3MB)

Spreading Code Assignment for Multicarrier CDMA System over Frequency-Selective Fading Channels
Takashi SHONO Tomoyuki YAMADA Kiyoshi KOBAYASHI Katsuhiko ARAKI Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2004/12/01
Vol. E87-B  No. 12  pp. 3734-3746
Type of Manuscript:  PAPER
Category: Terrestrial Radio Communications
Keyword: 
multicarrier code division multiple access (MC-CDMA)inter-code interference (ICI)spreading code assignmentequal gain combining (EGC)orthogonality restoring combining (ORC)maximum ratio combining (MRC)broadband mobile communications
 Summary | Full Text:PDF(1.1MB)

Inter-Code Interference and Optimum Spreading Sequence in Frequency-Selective Rayleigh Fading Channels on Uplink MC-CDMA
Takashi SHONO Tomoyuki YAMADA Kiyoshi KOBAYASHI Katsuhiko ARAKI Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/08/01
Vol. E87-A  No. 8  pp. 1981-1993
Type of Manuscript:  Special Section PAPER (Special Section on Digital Signal Processing)
Category: Signal Processing for Communications
Keyword: 
MC-CDMAOFDMinter-code interferencedesired-to-undesired signal power ratiospreading sequence
 Summary | Full Text:PDF(464.1KB)

The Mitigation of MAI for OOK-CDMA Systems with Optical Hard-Limiters by Transmitting Optical Pulses with Two-Level Intensities
Takaya MIYAZAWA Ayako IWATA Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2004/01/01
Vol. E87-B  No. 1  pp. 10-19
Type of Manuscript:  PAPER
Category: Fiber-Optic Transmission
Keyword: 
optical CDMAMAIoptical hard-limiteroptical intensity level
 Summary | Full Text:PDF(837.7KB)

Exact Analysis of Class DE Amplifier with FM and PWM Control
Hiroo SEKIYA Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2003/10/01
Vol. E86-B  No. 10  pp. 3082-3093
Type of Manuscript:  PAPER
Category: Energy in Electronics Communications
Keyword: 
class DE amplifierFM controlPWM controlexact analysis
 Summary | Full Text:PDF(963.4KB)

A Kalman Filter Merging CV and Kinetic Acceleration Estimation Model Using Mode Probabilities
Masataka HASHIRAO Tetsuya KAWASE Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2003/10/01
Vol. E86-B  No. 10  pp. 3147-3151
Type of Manuscript:  LETTER
Category: Navigation, Guidance and Control Systems
Keyword: 
radartarget trackingKalman filteracceleration estimation
 Summary | Full Text:PDF(240.8KB)

Multiple Subcarrier Modulation for Infrared Wireless Systems Using Punctured Convolutional Codes and Variable Amplitude Block Codes
Hiroe YAMAGUCHI Tomoaki OHTSUKI Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2003/08/01
Vol. E86-B  No. 8  pp. 2433-2439
Type of Manuscript:  PAPER
Category: Optical Wireless Communications
Keyword: 
indoor infrared wireless systemMSMRCPCblock code
 Summary | Full Text:PDF(523.7KB)

Multiple Pre-Rake Filtering Based on the Predicted Channel Impulse Response in the Transmitter and a Rake Combiner in the Receiver for TDD/DS-CDMA Mobile Communication Systems
Chang-Jun AHN Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2002/10/01
Vol. E85-B  No. 10  pp. 2282-2291
Type of Manuscript:  PAPER
Category: Wireless Communication Technology
Keyword: 
CDMARake receiverpre-Rake systemtime division duplex (TDD)
 Summary | Full Text:PDF(771.4KB)

Equalization for Infrared Wireless Systems Using OOK-CDMA
Hiroe YAMAGUCHI Ryoko MATSUO Tomoaki OHTSUKI Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2002/10/01
Vol. E85-B  No. 10  pp. 2292-2299
Type of Manuscript:  PAPER
Category: Optical Wireless Communications
Keyword: 
indoor infrared wireless systemOOK-CDMAequalizer
 Summary | Full Text:PDF(499.7KB)

Evaluation of Optimum Adaptive Antenna Array Beam Forming Configuration Considering Diversity Effect in W-CDMA Forward Link
Satoru FUKUMOTO Taisuke IHARA Mamoru SAWAHASHI Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2002/07/01
Vol. E85-A  No. 7  pp. 1594-1603
Type of Manuscript:  Special Section PAPER (Special Section on Multi-dimensional Mobile Information Networks)
Category: 
Keyword: 
W-CDMAadaptive antenna array beam formingtransmit diversityfast transmission power controlmobile radio
 Summary | Full Text:PDF(1.4MB)

Code Orthogonalizing Filter Based Adaptive Array Antenna Using Common Correlation Matrix of Time Domain Signals for Multicarrier DS/CDMA Systems
Chang-Jun AHN Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2002/07/01
Vol. E85-A  No. 7  pp. 1604-1611
Type of Manuscript:  Special Section PAPER (Special Section on Multi-dimensional Mobile Information Networks)
Category: 
Keyword: 
MC-DS/CDMAcode orthogonalizing filter (COF)sample matrix inversion (SMI)adaptive array antennacommon correlation matrix
 Summary | Full Text:PDF(667.6KB)

Indoor Infrared Wireless Systems Using OOK-CDMA with Decision-Feedback Equalizer on Diffuse Channels
Hiroe YAMAGUCHI Ryoko MATSUO Michihito MATSUO Tomoaki OHTSUKI Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2001/04/01
Vol. E84-B  No. 4  pp. 960-966
Type of Manuscript:  PAPER
Category: Wireless Communication Technology
Keyword: 
infraredOOKCDMADFEchannel estimation
 Summary | Full Text:PDF(516.7KB)

Direct-Detection Optical Synchronous CDMA Systems with Interference Canceller Using Group Information Codes
Hiroshi SAWAGASHIRA Katsuhiro KAMAKURA Tomoaki OHTSUKI Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/11/25
Vol. E83-A  No. 11  pp. 2138-2142
Type of Manuscript:  Special Section LETTER (Special Section on Spread Spectrum Techniques and Applications)
Category: 
Keyword: 
CDMAmultiple access interferenceinterference cancellergroup information codes
 Summary | Full Text:PDF(453.9KB)

Non-Collision Packet Reservation Multiple Access with Random Transmission to Idle Slots
Mioko TADENUMA Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/10/25
Vol. E83-A  No. 10  pp. 1945-1954
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Information Network
Keyword: 
wireless packet communicationNC-PRMAmean access delayvoice dropping probability
 Summary | Full Text:PDF(982.1KB)

Knockout ATM Switch with Two Speedup Factors under Non-uniform Traffic with Variable Hot-spot Ports
Yoshiyuki NISHINO Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/10/25
Vol. E83-A  No. 10  pp. 1936-1944
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Information Network
Keyword: 
knockout switchbatcher networknon-uniform traffic with variable hot-spot ports
 Summary | Full Text:PDF(819.8KB)

RP-Reconstructing ARP Strategy for Micro-Cellular Systems
Hiromasa FUJII Kouhei MIZUNO Takahiko SABA Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2000/05/25
Vol. E83-B  No. 5  pp. 1122-1127
Type of Manuscript:  PAPER
Category: Wireless Communication Switching
Keyword: 
microcellular systemsdynamic channel assignmentreuse partition
 Summary | Full Text:PDF(897.5KB)

Performance Analysis of ADSL with Punctured Convolutional Code
Weizu YANG Tomoaki OHTSUKI Masami UEDA Kazuya MATSUMOTO Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1999/07/25
Vol. E82-B  No. 7  pp. 1030-1037
Type of Manuscript:  PAPER
Category: Communication Theory
Keyword: 
ADSLDMTpunctured convolutional code
 Summary | Full Text:PDF(971.4KB)

Optical Spread Time CDMA Communication Systems with PPM Signaling
Katsuhiro KAMAKURA Tomoaki OHTSUKI Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1999/07/25
Vol. E82-B  No. 7  pp. 1038-1047
Type of Manuscript:  PAPER
Category: Optical Communication
Keyword: 
optical ST-CDMAPPMMAIphase maskspectral resolutionrepetition rate
 Summary | Full Text:PDF(1.1MB)

Improvement of Packet Loss Probability by Complementer in Dilated Banyan Switch under Hot-Spot Traffic
Jaewan CHOI Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1999/04/25
Vol. E82-B  No. 4  pp. 608-617
Type of Manuscript:  PAPER
Category: Switching and Communication Processing
Keyword: 
dilated banyan networkhot-spot traffictree saturationpacket loss probability
 Summary | Full Text:PDF(613KB)

Performance Analysis of Optical Frequency-Domain Encoding CDMA Enhancement of Frequency Division Multiplexing
Katsuhiro KAMAKURA Yoshinobu GAMACHI Hideyuki UEHARA Tomoaki OHTSUKI Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1998/09/25
Vol. E81-B  No. 9  pp. 1749-1757
Type of Manuscript:  PAPER
Category: Optical Communication
Keyword: 
FE-CDMAFDMspatial filterphase maskultrashort light pulsemulti-access interference (MAI)
 Summary | Full Text:PDF(841.8KB)

FOREWORD
Jonathan TURNER Achille PATTAVINA Tokuhiro KITAMI Iwao SASASE Kenji NAKAGAWA Toshikane ODA Akira HAKATA Takahiko KOZAKI Koji SUZUKI Naoaki YAMANAKA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1998/02/25
Vol. E81-B  No. 2  pp. 117-119
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF(343.9KB)

Input and Output Queueing Two Stage ATM Switch with Hot-Spot Route
Shigeki SHIOKAWA Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1998/02/25
Vol. E81-B  No. 2  pp. 194-200
Type of Manuscript:  Special Section PAPER (Special Issue on ATM Switching Systems for future B-ISDN)
Category: ATM switching architecture
Keyword: 
ATM switchbackpressure modequeue loss modehot-spot trafficcell loss probabilitysystem delay
 Summary | Full Text:PDF(575.4KB)

Input and Output Queueing Nonblocking Switch with Feed-Back Loop
Jaewan CHOI Shigeki SHIOKAWA Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1998/02/25
Vol. E81-B  No. 2  pp. 175-181
Type of Manuscript:  Special Section PAPER (Special Issue on ATM Switching Systems for future B-ISDN)
Category: ATM switching architecture
Keyword: 
backpressure modeHOLhead of the line blockingfeed-back loopcell flowing
 Summary | Full Text:PDF(623.3KB)

FOREWORD
Shozo KOMAKI Iwao SASASE Nobuo NAKAJIMA Makoto NAKAMURA Makoto MIYAKE Susumu YOSHIDA Ikuo OKA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1997/08/25
Vol. E80-B  No. 8  pp. 1109-1110
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF(228.5KB)

Fiber Optic Subcarrier Transmission Systems Using Coherence Multiplexing Techniques for Broad-Band Distribution Networks
Hideyuki UEHARA Iwao SASASE Mitsuo YOKOYAMA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1997/07/25
Vol. E80-B  No. 7  pp. 1027-1034
Type of Manuscript:  PAPER
Category: Optical Communication
Keyword: 
SCMcoherence multiplexingIMDFM demodulationbroad-band distribution network
 Summary | Full Text:PDF(665.1KB)

Trellis Coded 8PSK Modulation with Diversity on Spatially Correlated Rayleigh Fading Channel
Gunawan WIBISONO Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1997/01/25
Vol. E80-B  No. 1  pp. 156-165
Type of Manuscript:  PAPER
Category: Mobile Communication
Keyword: 
M-ary Phase Shift Keying (MPSK)trellis coded modulation (TCM)spatially correlated Rayleigh fading channel
 Summary | Full Text:PDF(733.6KB)

Trellis Coded Modulation using Partially Overlapped Signal Sets of Non-equiprobable Signaling
Masayuki ARIYOSHI Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1996/09/25
Vol. E79-B  No. 9  pp. 1242-1247
Type of Manuscript:  Special Section PAPER (Special Issue on Personal Communications)
Category: Modulation, Equalization and interference cancellation technologies
Keyword: 
trellis coded modulationsignal points overlappingnon-equiprobable signaling
 Summary | Full Text:PDF(471KB)

Cutoff Rate Analysis of Overlapping Multi-Pulse Pulse Position Modulation (OMPPM) in Optical Direct-Detection Channel
Tomoaki OHTSUKI Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1996/09/25
Vol. E79-A  No. 9  pp. 1471-1474
Type of Manuscript:  Special Section LETTER (Special Section on Information Theory and Its Applications)
Category: Communication
Keyword: 
OMPPMcutoff ratedistance
 Summary | Full Text:PDF(298.4KB)

Access Timing Controlled Direct-Detection Optical CDMA Systems with PPM Signaling
Tomoaki OHTSUKI Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1996/09/25
Vol. E79-A  No. 9  pp. 1392-1400
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Communication/Spread Spectrum
Keyword: 
CDMAATC-CDMAprime sequence codesPPM
 Summary | Full Text:PDF(711.9KB)

FOREWORD
Yasuhiko YASUDA Takashi HATTORI Yoshihiko AKAIWA Tadashi FUJINO Shozo KOMAKI Kazuo MURANO Nobuo NAKAJIMA Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1996/09/25
Vol. E79-B  No. 9  pp. 1179-1183
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF(670.4KB)

A Study on Distributed Control Dynamic Channel Assignment Strategies in Sector Cell Layout Systems
Satoru FUKUMOTO Kazunori OKADA Duk-Kyu PARK Shigetoshi YOSHIMOTO Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1996/07/25
Vol. E79-A  No. 7  pp. 975-982
Type of Manuscript:  Special Section PAPER (Special Section on Multi-dimensional Mobile Informatin Network)
Category: 
Keyword: 
dynamic channel assignmentdistributed control dynamic channel assignmentsector cell layout systemchannel searching on direction of sectormean number of channel changes
 Summary | Full Text:PDF(684KB)

Performance Analysis of Optical Synchronous PPM/CDMA Systems with Interference Canceller Under Number-State Light Field
Yoshinobu GAMACHI Tomoaki OHTSUKI Hideyuki UEHARA Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1996/07/25
Vol. E79-B  No. 7  pp. 915-922
Type of Manuscript:  Special Section PAPER (Special Issue on Optical Access Networks toward Life Enhancement)
Category: 
Keyword: 
interferenceinterference cancellerPPMsynchronous CDMA
 Summary | Full Text:PDF(712KB)

Performance of Restricted Connective Semi-Random Network
Shigeki SHIOKAWA Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1996/06/25
Vol. E79-B  No. 6  pp. 826-835
Type of Manuscript:  PAPER
Category: Communication Networks and Services
Keyword: 
connective semi-random networkrestricted connective semi-random networkmean internodal distancenetwork connective probability
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Coherence Multiplexed/Subcarrier Multiplexing (CM/SCM) Lightwave System For Microcelluler Mobile Communications
Hideyuki UEHARA Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1996/05/25
Vol. E79-B  No. 5  pp. 708-715
Type of Manuscript:  PAPER
Category: Mobile Communication
Keyword: 
SCMcoherence multiplexingIMDinterference noiseoptical amplifier
 Summary | Full Text:PDF(707.8KB)

Performance Analysis of Multi-Pulse Pulse Position Modulation Using Avalanche Photodiode in Optical Intersatellite Links
Norihito AOKI Tomoaki OHTSUKI Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1996/01/25
Vol. E79-B  No. 1  pp. 52-56
Type of Manuscript:  PAPER
Category: Satellite Communication
Keyword: 
APDISLMPPM
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Effects of Hard-Limiter and Error Correction Coding on Performance of Direct-Detection Optical CDMA Systems with PPM Signaling
Tomoaki OHTSUKI Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1995/09/25
Vol. E78-A  No. 9  pp. 1092-1101
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: 
Keyword: 
hard-limitererror correction codingCDMAPPM
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Coding for Multi-Pulse PPM with Imperfect Slot Synchronization in Optical Direct-Detection Channels
Kazumi SATO Tomoaki OHTSUKI Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1995/06/25
Vol. E78-B  No. 6  pp. 916-922
Type of Manuscript:  PAPER
Category: Optical Communication
Keyword: 
multi-pulse pulse position modulationslot synchronizationtiming offsetpunctured convolutional codesReed-Solomon codes
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Trellis Coded Hybrid 2FSK/4PSK with Expurgated Phase Code
Gunawan WIBISONO Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1995/05/25
Vol. E78-B  No. 5  pp. 752-759
Type of Manuscript:  PAPER
Category: Radio Communication
Keyword: 
trellis coded modulation (TCM)hybrid frequency and phase modulation
 Summary | Full Text:PDF(597.4KB)

Performance of a Nonblocking Space-Division Packet Switch with Two Kinds of Correlated Input Calls
Shigeki SHIOKAWA Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1995/03/25
Vol. E78-B  No. 3  pp. 414-419
Type of Manuscript:  LETTER
Category: Communication Networks and Service
Keyword: 
communication networksservices
 Summary | Full Text:PDF(419.4KB)

Double-Stage Threshold-Type Foreground-Background Congestion Control for Common-Store Queueing System with Multiple Nonpreemptive Priority Classes
Eiji SHIMAMURA Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1994/12/25
Vol. E77-B  No. 12  pp. 1556-1563
Type of Manuscript:  PAPER
Category: Communication Theory
Keyword: 
double-stage threshold-type schedulingforeground-background congestion controlmultiple nonpreemptive priority classes
 Summary | Full Text:PDF(604.9KB)

Performance Analysis of Coherent Optical POLSK Receives with Local Oscillator Intensity Noise and Unmatched Quantum Efficiencies
Hideyuki UEHARA Tomoaki OHTSUKI Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1994/12/25
Vol. E77-B  No. 12  pp. 1590-1599
Type of Manuscript:  PAPER
Category: Optical Communication
Keyword: 
coherentPOLSKphase noiseintensity noisequantum efficiencies
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Traffic Analysis of Multimedia Queueing System with Poisson and Batch Poisson Packet Arrivals
Natsuko SONODA Iwao SASASE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1994/12/25
Vol. E77-B  No. 12  pp. 1530-1536
Type of Manuscript:  PAPER
Category: Switching and Communication Processing
Keyword: 
batch Poisson arrivalsbatch sizenonpreemptive priority
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Lower Bounds on Capacity and Cutoff Rate of Differential Overlapping Pulse Position Modulation in Optical Direct-Detection Channel
Tomoaki OHTSUKI Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1994/10/25
Vol. E77-B  No. 10  pp. 1230-1237
Type of Manuscript:  PAPER
Category: Optical Communication
Keyword: 
DOPPMcapacitycutoff ratewindow
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Error Performance of Overlapping Multi-Pulse Pulse Position Modulation (OMPPM) and Trellis Coded OMPPM in Optical Direct-Detection Channel
Tomoaki OHTSUKI Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1994/09/25
Vol. E77-B  No. 9  pp. 1133-1143
Type of Manuscript:  PAPER
Category: Optical Communication
Keyword: 
MPPMOMPPMtrellis codesdistance
 Summary | Full Text:PDF(863.9KB)

Performance Analysis of Multi-Pulse Pulse Position Modulation (MPPM) in Noisy Photon Counting Channel
Tomoaki OHTSUKI Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1994/08/25
Vol. E77-A  No. 8  pp. 1381-1386
Type of Manuscript:  Special Section LETTER (Special Section on Information Theory and Its Applications)
Category: 
Keyword: 
MPPMnoisy photon counting channeldistanceconvolutional codesRS codes
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Performance Analysis of Multi-Pulse PPM with Imperfect Slot Synchronization in Optical Direct-Detection Channel
Kazumi SATO Tomoaki OHTSUKI Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1994/08/25
Vol. E77-B  No. 8  pp. 1032-1039
Type of Manuscript:  PAPER
Category: Optical Communication
Keyword: 
multi-pulse pulse position modulationtiming offsettiming jitterslot synchronization
 Summary | Full Text:PDF(629.8KB)

Capacity and Cutoff Rate of Overlapping Multi-Pulse Pulse Position Modulation (OMPPM) in Optical Direct-Detection Channel: Quantum-Limited Case
Tomoaki OHTSUKI Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1994/08/25
Vol. E77-A  No. 8  pp. 1298-1308
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: 
Keyword: 
capacitycutoff rateOMPPMquantum limited
 Summary | Full Text:PDF(890.4KB)

A New Viterbi Algorithm with Adaptive Path Reduction Method
Takaya YAMAZATO Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1993/09/25
Vol. E76-A  No. 9  pp. 1422-1429
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: 
Keyword: 
Viterbi algorithmreduced computation methodadaptive decoding system
 Summary | Full Text:PDF(668.5KB)

Trellis Coded Modulation Using Totally Overlapped Signal Sets
Masayuki ARIYOSHI Takaya YAMAZATO Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1993/03/25
Vol. E76-B  No. 3  pp. 304-309
Type of Manuscript:  PAPER
Category: Communication Theory
Keyword: 
coding and modulationinformation theorycommunication theory
 Summary | Full Text:PDF(451.4KB)

The Effects of Laser Phase Noise on Optical Coherent Coded Subcarrier Multiplexing System with Distributing Local Oscillator in Local Loop
Tomoaki OHTSUKI Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1993/02/25
Vol. E76-C  No. 2  pp. 293-300
Type of Manuscript:  Special Section PAPER (Special Issue on Optical/Microwave Interaction Devices, Circuits and Systems)
Category: Fiber Optic Radio Links
Keyword: 
subcarrier multiplexingphase noisecrosstalkIMD
 Summary | Full Text:PDF(594.5KB)

The Effect of Message-Class Dependent Threshold-Type Scheduling on the Delay for the M/M/n Queue
Iwao SASASE Yoshifumi NISHIO Hitomi NAKAMURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1992/09/25
Vol. E75-A  No. 9  pp. 1087-1099
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: 
Keyword: 
M/M/n queuethreshold-type schedulingqueueing delayresequencing delay
 Summary | Full Text:PDF(1012.6KB)

Restricted Overflow Strategy in Integrated Services Network
Tatsuya TANIAI Azuchi MIKI Takashi KOJIMA Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1992/07/25
Vol. E75-B  No. 7  pp. 649-656
Type of Manuscript:  PAPER
Category: Communication Networks and Service
Keyword: 
ISDNoverflowrestricted overflow strategythreshold
 Summary | Full Text:PDF(550.2KB)

Interlace Coding System Involving Data Compression Code, Data Encryption Code and Error Correcting Code
Takaya YAMAZATO Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1992/06/25
Vol. E75-B  No. 6  pp. 458-465
Type of Manuscript:  Special Section PAPER (Special Issue on Communication Theory)
Category: 
Keyword: 
information theorycoding theory
 Summary | Full Text:PDF(709.6KB)

Coherent Subcarrier Multiplexed System with Distributing Local Oscillator in Local Loop
Tomoaki OHTSUKI Hiroyuki YASHIMA Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1992/06/25
Vol. E75-B  No. 6  pp. 499-505
Type of Manuscript:  Special Section PAPER (Special Issue on Communication Theory)
Category: 
Keyword: 
subcarrier multiplexeddistributing local oscillator local loopcoherent SCM
 Summary | Full Text:PDF(607.4KB)

A Fast Viterbi Decoding in Optical Channels
Hiroyuki YASHIMA Jouji SUZUKI Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1992/01/25
Vol. E75-B  No. 1  pp. 26-33
Type of Manuscript:  PAPER
Category: Optical Communication
Keyword: 
viterbi decodingoptical channel
 Summary | Full Text:PDF(605.6KB)

Coherent Optical Polarization-Shift-Keying (POLSK) Homodyne System Using Phase-Diversity Receivers
Ichiro SETO Tomoaki OHTSUKI Hiroyuki YASHIMA Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1992/01/25
Vol. E75-C  No. 1  pp. 50-57
Type of Manuscript:  Special Section PAPER (Joint Special Section on Fundamentals of Next Generation Opto-Technologies)
Category: 
Keyword: 
coherent optical communicationsphase-diversity homodyne receiverspolarization-shift-keying (POLSK)
 Summary | Full Text:PDF(563.1KB)

Coherent Optical Polarization-Shift-Keying (POLSK) Homodyne System Using Phase-Diversity Receivers
Ichiro SETO Tomoaki OHTSUKI Hiroyuki YASHIMA Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1992/01/25
Vol. E75-A  No. 1  pp. 52-59
Type of Manuscript:  Special Section PAPER (Joint Special Section on Fundamentals of Next Generation Opto-Technologies)
Category: 
Keyword: 
coherent optical communicationsphase-diversity homodyne receiverspolarization-shift-keying (POLSK)
 Summary | Full Text:PDF(494.6KB)

Parallel Rate-Variable Punctured Convolutional Coded PPM in Photon Communication
Tomoaki OHTSUKI Hiroyuki YASHIMA Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1992/01/25
Vol. E75-A  No. 1  pp. 46-51
Type of Manuscript:  Special Section PAPER (Joint Special Section on Fundamentals of Next Generation Opto-Technologies)
Category: 
Keyword: 
photon communicationpunctured covolutional coded PPM
 Summary | Full Text:PDF(414.1KB)

Parallel Rate-Variable Punctured Convolutional Coded PPM in Photon Communication
Tomoaki OHTSUKI Hiroyuki YASHIMA Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1992/01/25
Vol. E75-C  No. 1  pp. 44-49
Type of Manuscript:  Special Section PAPER (Joint Special Section on Fundamentals of Next Generation Opto-Technologies)
Category: 
Keyword: 
photon communicationpunctured covolutional coded PPM
 Summary | Full Text:PDF(468.2KB)

Cutoff Rate and Capacity of MPPM in Noiseless Photon Counting Channel
Tomoaki OHTSUKI Hiroyuki YASHIMA Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1991/12/25
Vol. E74-B  No. 12  pp. 4080-4084
Type of Manuscript:  PAPER
Category: Communication Systems and Transmission Equipment
Keyword: 
 Summary | Full Text:PDF(378KB)

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)

The Effect of Varying Routing Probability in Two Parallel Queues with Dynamic Routing under a Threshold-Type Scheduling
Takashi KOJIMA Makoto NAKAMURA Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1991/09/25
Vol. E74-B  No. 9  pp. 2772-2778
Type of Manuscript:  PAPER
Category: Communication Networks and Service
Keyword: 
 Summary | Full Text:PDF(477.2KB)

The Effect of Multiple Message Classes on the Resequencing Delay for the M/M/n Queue under a Threshold-Type Scheduling
Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1991/04/25
Vol. E74-A  No. 4  pp. 706-714
Type of Manuscript:  PAPER
Category: Systems and Control
Keyword: 
 Summary | Full Text:PDF(611.5KB)

Adaptive Cutoff Priority for Multiple Server System with Two Kinds of Arrival Streams
Tatsuya TANIAI Iwao SASASE Sinsaku MORI 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1990/10/25
Vol. E73-E  No. 10  pp. 1688-1695
Type of Manuscript:  Special Section PAPER (Special Issue on Communication Theory and Its Applications)
Category: Transport System
Keyword: 
 Summary | Full Text:PDF(518.9KB)

Multiple Trellis Coded CPFSK with Multi-h Scheme
Haruhiko ITO Toshiyuki ITO Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1990/08/25
Vol. E73-E  No. 8  pp. 1366-1371
Type of Manuscript:  PAPER
Category: Communication Theory
Keyword: 
 Summary | Full Text:PDF(412.1KB)

Suppression of Pulsed CW Interference in QPSK Systems Using Decision-Feedback Filters
Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1990/07/25
Vol. E73-E  No. 7  pp. 1187-1197
Type of Manuscript:  PAPER
Category: Radio Communication
Keyword: 
 Summary | Full Text:PDF(657.9KB)

A Secret Key Cryptosystem Using a Chaotic Map
Toshiki HABUTSU Yoshifumi NISHIO Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1990/07/25
Vol. E73-E  No. 7  pp. 1041-1044
Type of Manuscript:  Special Section PAPER (Special Issue on Cryptography and Information Security)
Category: Common-Key Systems
Keyword: 
 Summary | Full Text:PDF(312KB)

Resequencing Delay for a Queueing System with Multiple Servers under a Threshold-Type Scheduling
Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1990/06/25
Vol. E73-E  No. 6  pp. 928-935
Type of Manuscript:  PAPER
Category: Engineering Science in General
Keyword: 
 Summary | Full Text:PDF(626.8KB)

Analysis of Queueing Systems with Multiple Servers under a Threshold-Type Scheduling
Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1990/04/25
Vol. E73-E  No. 4  pp. 545-553
Type of Manuscript:  PAPER
Category: Engineering Science in General
Keyword: 
 Summary | Full Text:PDF(565.4KB)

Two Parallel Queues with Dynamic Routing under a Threshold-Type Scheduling
Makoto NAKAMURA Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1990/03/25
Vol. E73-E  No. 3  pp. 379-385
Type of Manuscript:  PAPER
Category: Communication Networks and Services
Keyword: 
 Summary | Full Text:PDF(443.3KB)

Capacity and Effects of Reed-Solomon Codes on Multi-Pulse PPM in Optical Communications
Masahiko TAKAHASHI Hiroyuki YASHIMA Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1989/11/25
Vol. E72-E  No. 11  pp. 1198-1203
Type of Manuscript:  PAPER
Category: Optical Communication
Keyword: 
 Summary | Full Text:PDF(381.5KB)

Coded Nonuniform Phase/Frequency Modulation
Aminuddin CHALID Iwao SASASE Hiroyuki YASHIMA Shinsaku MORI 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1989/08/25
Vol. E72-E  No. 8  pp. 903-911
Type of Manuscript:  PAPER
Category: Communication Theory
Keyword: 
 Summary | Full Text:PDF(682.3KB)

Suppression of CW Interference and Colored Noise in QPSK System Using Decision-Feedback Filters
Toshiaki OGAWA Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1989/07/25
Vol. E72-E  No. 7  pp. 804-810
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
 Summary | Full Text:PDF(514.4KB)

Rejection of Multiple CW Interference in QPSK Systems Using Decision-Feedback Filters
Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1988/12/25
Vol. E71-E  No. 12  pp. 1282-1290
Type of Manuscript:  PAPER
Category: Radio Communication
Keyword: 
 Summary | Full Text:PDF(526.4KB)

Improvement of Signal-to-Noise Ratio of the Power-Law Envelope Detector by Utilizing Output Harmonic Components
Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1988/08/25
Vol. E71-E  No. 8  pp. 768-774
Type of Manuscript:  PAPER
Category: Foundations of Signal Theory and Communication Theory
Keyword: 
 Summary | Full Text:PDF(458.9KB)

Signal-Noise Ratio of Nonlinearity Followed by Coherent Detector and Envelope Detector
Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1988/02/25
Vol. E71-E  No. 2  pp. 139-146
Type of Manuscript:  PAPER
Category: Foundations of Signal Theory and Communication Theory
Keyword: 
 Summary | Full Text:PDF(476KB)

Convolutional Coded Continuous Phase Modulation with Plural Modulation Indices
Teruhiko HONDA Iwao SASASE Shinsaku MORI 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1987/12/25
Vol. E70-E  No. 12  pp. 1214-1219
Type of Manuscript:  PAPER
Category: Communication Systems and Transmission Equipment
Keyword: 
 Summary | Full Text:PDF(462.2KB)