Kenji ISHIDA


A Priority Control Method for Media Access Control Method SP-MAC to Improve Throughput of Bidirectional Flows
Ryoma ANDO Ryo HAMAMOTO Hiroyasu OBATA Chisa TAKANO Kenji ISHIDA 
Publication:   
Publication Date: 2017/05/01
Vol. E100-D  No. 5  pp. 984-993
Type of Manuscript:  Special Section PAPER (Special Section on the Architectures, Protocols, and Applications for the Future Internet)
Category: 
Keyword: 
wireless LANmedia access controlsynchronization phenomena of coupled oscillatorsKuramoto-modelpriority
 Summary | Full Text:PDF(1.5MB)

Improvement of Throughput Prediction Scheme Considering Terminal Distribution in Multi-Rate WLAN Considering Both CSMA/CA and Frame Collision
Ryo HAMAMOTO Chisa TAKANO Hiroyasu OBATA Kenji ISHIDA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2016/12/01
Vol. E99-D  No. 12  pp. 2923-2933
Type of Manuscript:  Special Section PAPER (Special Section on Parallel and Distributed Computing and Networking)
Category: Wireless system
Keyword: 
wireless LANaccess pointmulti-ratethroughput predictionnetwork design
 Summary | Full Text:PDF(1.3MB)

Proposal for Designing Method of Radio Transmission Range to Improve Both Power Saving and Communication Reachability Based on Target Problem
Ryo HAMAMOTO Chisa TAKANO Hiroyasu OBATA Masaki AIDA Kenji ISHIDA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2016/11/01
Vol. E99-B  No. 11  pp. 2271-2279
Type of Manuscript:  Special Section PAPER (Special Section on Deepening and Expanding of Information Network Science)
Category: 
Keyword: 
ad hoc networkpower savingreachabilitytarget problemtopology management
 Summary | Full Text:PDF(3MB)

SP-MAC: A Media Access Control Method Based on the Synchronization Phenomena of Coupled Oscillators over WLAN
Hiroyasu OBATA Ryo HAMAMOTO Chisa TAKANO Kenji ISHIDA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2015/12/01
Vol. E98-D  No. 12  pp. 2060-2070
Type of Manuscript:  Special Section PAPER (Special Section on Parallel and Distributed Computing and Networking)
Category: Wireless System
Keyword: 
wireless LANSP-MACsynchronization phenomena of coupled oscillatorsKuramoto modelmedia access control
 Summary | Full Text:PDF(1.5MB)

A Proposal of Access Point Selection Method Based on Cooperative Movement of Both Access Points and Users
Ryo HAMAMOTO Tutomu MURASE Chisa TAKANO Hiroyasu OBATA Kenji ISHIDA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2015/12/01
Vol. E98-D  No. 12  pp. 2048-2059
Type of Manuscript:  Special Section PAPER (Special Section on Parallel and Distributed Computing and Networking)
Category: Wireless System
Keyword: 
mobile APAP selectionthroughputAP cooperativemoving
 Summary | Full Text:PDF(2MB)

Power Consumption Characteristics of Autonomous Decentralized Clustering Based on Local Interaction
Ryo HAMAMOTO Chisa TAKANO Kenji ISHIDA Masaki AIDA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2014/12/01
Vol. E97-D  No. 12  pp. 2984-2994
Type of Manuscript:  Special Section PAPER (Special Section on Parallel and Distributed Computing and Networking)
Category: Wireless Network
Keyword: 
autonomous decentralized controllocal-action theorymobile ad hoc networkclustering
 Summary | Full Text:PDF(1.6MB)

Evaluation of TCP Performance by Using High-Speed Communication Satellite WINDS and Large Earth Terminal
Hiroyasu OBATA Kenji ISHIDA Chisa TAKANO Junichi FUNASAKA Masaaki BESSHO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/10/01
Vol. E95-B  No. 10  pp. 3370-3373
Type of Manuscript:  LETTER
Category: Satellite Communications
Keyword: 
WINDSTCP PerformanceLarge Earth Terminal
 Summary | Full Text:PDF(253.8KB)

A File Fetching Method to Avoid Performance Deterioration on BitTorrent-Like P2P Networks
Junichi FUNASAKA Akihiko ISHIZU Kenji ISHIDA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/08/01
Vol. E92-B  No. 8  pp. 2591-2599
Type of Manuscript:  PAPER
Category: Network
Keyword: 
P2Pfile distributionredundant traffic
 Summary | Full Text:PDF(320.3KB)

Development of a Topology Controllable Testing Environment for Mobile Ad Hoc Network Software
Atsushi KAWANO Tomoyuki OHTA Kaori MAEDA Kenji ISHIDA Yoshiaki KAKUDA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/11/01
Vol. E90-B  No. 11  pp. 3104-3107
Type of Manuscript:  Special Section LETTER (Special Section on Next Generation Network Management)
Category: 
Keyword: 
mobile ad hoc networkssoftware testing
 Summary | Full Text:PDF(292.2KB)

Adaptive Parallel Downloading Method for Proxy Systems
Junichi FUNASAKA Atsushi KAWANO Kenji ISHIDA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/04/01
Vol. E90-B  No. 4  pp. 720-727
Type of Manuscript:  Special Section PAPER (Special Section on Networks Software)
Category: 
Keyword: 
parallel downloadingproxy serverbuffer managementHTTP
 Summary | Full Text:PDF(485.7KB)

Dynamic Peer Grouping Method Conforming with Tit-for-Tat Strategy for P2P File Distribution Systems
Junichi FUNASAKA Hideyuki YASUOKA Kenji ISHIDA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/04/01
Vol. E90-B  No. 4  pp. 809-816
Type of Manuscript:  Special Section PAPER (Special Section on Networks Software)
Category: 
Keyword: 
P2P networkP2P swarmingpeer groupingTit-for-Tat strategy
 Summary | Full Text:PDF(495KB)

TCP-STAR: TCP Congestion Control Method for Satellite Internet
Hiroyasu OBATA Kenji ISHIDA Satoru TAKEUCHI Shouta HANASAKI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2006/06/01
Vol. E89-B  No. 6  pp. 1766-1773
Type of Manuscript:  PAPER
Category: Network
Keyword: 
TCP congestion control methodsatellite Internetthroughput
 Summary | Full Text:PDF(404.4KB)

Characteristics of Organic Field Effect Transistors Using Simple Fabricated Nano-Gap Electrode
Masayuki YAHIRO Kenji ISHIDA Kazumi MATSUSHIGE 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2004/12/01
Vol. E87-C  No. 12  pp. 2114-2115
Type of Manuscript:  Special Section LETTER (Special Section on Recent Progress in Organic Molecular Electronics)
Category: Fabrication of Organic Nano-devices
Keyword: 
nano-gap electrodeorganic FET
 Summary | Full Text:PDF(219KB)

Improvement of Coupling-Out Efficiency of Organic Light-Emitting Devices by Dot Array Structures with Organic Layer
Takashi MATSUMOTO Masayuki YAHIRO Kenji ISHIDA Toshihisa HORIUCHI Hirofumi YAMADA Kazumi MATSUSHIGE 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2004/12/01
Vol. E87-C  No. 12  pp. 2112-2113
Type of Manuscript:  Special Section LETTER (Special Section on Recent Progress in Organic Molecular Electronics)
Category: Fabrication of Organic Nano-devices
Keyword: 
OLEDcoupling-out efficiencydot array structures
 Summary | Full Text:PDF(268.7KB)

An FTP Proxy System to Assure Providing the Latest Version of Replicated Files
Junichi FUNASAKA Masato BITO Kenji ISHIDA Kitsutaro AMANO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2003/10/01
Vol. E86-B  No. 10  pp. 2948-2956
Type of Manuscript:  Special Section PAPER (IEICE/IEEE Joint Special Issue on Assurance Systems and Networks)
Category: Network Systems and Applications
Keyword: 
mirror serverlatest version of fileserver selectionFTP proxy
 Summary | Full Text:PDF(491KB)

A Parallel Downloading Method to Utilize Variable Bandwidth
Junichi FUNASAKA Nozomi NAKAWAKI Kenji ISHIDA Kitsutaro AMANO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2003/10/01
Vol. E86-B  No. 10  pp. 2874-2881
Type of Manuscript:  Special Section PAPER (IEICE/IEEE Joint Special Issue on Assurance Systems and Networks)
Category: Network Control and Management
Keyword: 
parallel downloadingmirror servervariable bandwidth
 Summary | Full Text:PDF(1003.5KB)

An Adaptive Multihop Clustering Scheme for Ad Hoc Networks with High Mobility
Tomoyuki OHTA Shinji INOUE Yoshiaki KAKUDA Kenji ISHIDA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/07/01
Vol. E86-A  No. 7  pp. 1689-1697
Type of Manuscript:  Special Section PAPER (Special Section on Multi-dimensional Mobile Information Networks)
Category: 
Keyword: 
ad hoc networksclusteringautonomous decentralized systemsmobile computing
 Summary | Full Text:PDF(304.5KB)

Data Transfer Time by HTTP 1.0/1.1 on Asymmetric Networks Composed of Satellite and Terrestrial Links
Hiroyasu OBATA Kenji ISHIDA Junichi FUNASAKA Kitsutaro AMANO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2002/12/01
Vol. E85-B  No. 12  pp. 2895-2903
Type of Manuscript:  PAPER
Category: Internet
Keyword: 
web data transfer timeasymmetric networkssatellite linksterrestrial linkspipeline
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Evaluation of TCP Performance on Asymmetric Networks Using Satellite and Terrestrial Links
Hiroyasu OBATA Kenji ISHIDA Junichi FUNASAKA Kitsutaro AMANO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2001/06/01
Vol. E84-B  No. 6  pp. 1480-1487
Type of Manuscript:  Special Section PAPER (Special Issue on New Developments on QoS Technologies for Information Networks)
Category: 
Keyword: 
TCP performanceasymmetric networkssatellite linksterrestrial linksInternet
 Summary | Full Text:PDF(472.5KB)

A Distributed Routing Protocol for Finding Two Node-Disjoint Paths in Computer Networks
Kenji ISHIDA Yoshiaki KAKUDA Tohru KIKUNO Kitsutaro AMANO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1999/06/25
Vol. E82-B  No. 6  pp. 851-858
Type of Manuscript:  Special Section PAPER (Special Issue on Distributed Processing for Controlling Telecommunications Systems)
Category: 
Keyword: 
routing protocolnode-disjoint pathskernel construction
 Summary | Full Text:PDF(669.5KB)

A Resonant-Type GaAs Switch IC with Low Distortion Characteristics for 1.9 GHz PHS
Atsushi KAMEYAMA Katsue K.KAWAKYU Yoshiko IKEDA Masami NAGAOKA Kenji ISHIDA Tomohiro NITTA Misao YOSHIMURA Yoshiaki KITAURA Naotaka UCHITOMI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1997/06/25
Vol. E80-C  No. 6  pp. 788-793
Type of Manuscript:  Special Section PAPER (Special Issue on Microwave and Millimeterwave High-power Devices)
Category: 
Keyword: 
MMICSPDT switch ICGaAs MESFETresonatorsingle power supply operationpersonal handy phone system
 Summary | Full Text:PDF(574.9KB)

Design Study on RF Stage for Miniature PHS Terminal
Hiroshi TSURUMI Tadahiko MAEDA Hiroshi TANIMOTO Yasuo SUZUKI Masayuki SAITO Kunio YOSHIHARA Kenji ISHIDA Naotaka UCHITOMI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1996/05/25
Vol. E79-C  No. 5  pp. 629-635
Type of Manuscript:  Special Section PAPER (Special Issue on Microwave Devices for Mobile Communications)
Category: Active Devices
Keyword: 
direct conversion, personal handy phone systemRF functional circuit modulebump interconnection technique
 Summary | Full Text:PDF(852.7KB)

A Monolithic GaAs Linear Power Amplifier Operating with a Single Low 2.7-V Supply for 1.9-GHz Digital Mobile Communication Applications
Masami NAGAOKA Tomotoshi INOUE Katsue KAWAKYU Shuichi OBAYASHI Hiroyuki KAYANO Eiji TAKAGI Yoshikazu TANABE Misao YOSHIMURA Kenji ISHIDA Yoshiaki KITAURA Naotaka UCHITOMI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1995/04/25
Vol. E78-C  No. 4  pp. 424-429
Type of Manuscript:  Special Section PAPER (Special Issue on Low-Voltage, Low-Power Integrated Circuits)
Category: Analog Circuits
Keyword: 
monolithic power amplifiergallium arsenidePHSsingle low voltage supplyhigh linearity
 Summary | Full Text:PDF(794.1KB)

On Desirable Fault-Tolerant Topology for Cluster-Based Network
Kenji ISHIDA Tohru KIKUNO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1994/10/25
Vol. E77-A  No. 10  pp. 1617-1622
Type of Manuscript:  Special Section PAPER (Special Section on Net Theory and Its Applications)
Category: 
Keyword: 
cluster-based networkfault-tolerancenetwork topology
 Summary | Full Text:PDF(561.8KB)

An Investigation on Space-Time Tradeoff of Routing Schemes in Large Computer Networks
Kenji ISHIDA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 1993/11/25
Vol. E76-D  No. 11  pp. 1341-1347
Type of Manuscript:  Special Section PAPER (Special Issue on Responsive Computer Systems)
Category: 
Keyword: 
large computer networkhierarchical routingresponsive system
 Summary | Full Text:PDF(509.2KB)

On Analytical Evaluation of Cluster-Based Routing for Real-Time Computer Networks
Kenji ISHIDA Jun'ichi MIYAO Tohru KIKUNO Noriyoshi YOSHIDA 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1989/07/25
Vol. E72-E  No. 7  pp. 843-851
Type of Manuscript:  PAPER
Category: Computer Networks
Keyword: 
 Summary | Full Text:PDF(723.7KB)

A Simulation Experiment on Optimality of Path Length for Hierarchical Routing Schemes
Kenji ISHIDA Jun'ichi MIYAO Noriyoshi YOSHIDA 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1989/01/25
Vol. E72-E  No. 1  pp. 4-6
Type of Manuscript:  LETTER
Category: Graphs and Networks
Keyword: 
 Summary | Full Text:PDF(227.3KB)

Computer Analysis on the Temperature Dependence of GaAs MESFET Characteristics
Mayumi HIROSE Kenji ISHIDA Nobuyuki TOYODA 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1988/05/25
Vol. E71-E  No. 5  pp. 479-481
Type of Manuscript:  LETTER
Category: Semiconductors; Materials and Devices
Keyword: 
 Summary | Full Text:PDF(215.3KB)