Kenji ISHIDA


H-SP-MAC: Improvement of Media Access Control Mechanism SP-MAC for Hidden Terminal Problem
Ryo HAMAMOTO Hiroyasu OBATA Ryoma ANDO Yuuki YAMAMOTO Chisa TAKANO Kenji ISHIDA 
Publication:   B - Abstracts of IEICE TRANSACTIONS on Communications (Japanese Edition)
Publication Date: 2016/10/01
Vol. J99-B  No. 10  pp. 893-907
Type of Manuscript:  Special Section PAPER (Special Section on Design, Control, Analysis, and Management of Communication Networks)
Category: 
Keyword: 
wireless LANsynchronization phenomenacoupled oscillatorsmedia access controlhidden terminal problem
 Summary | Full Text(in Japanese):PDF(3.7MB)

A Study on Applicability of Media Access Control Mechanism Based on Synchronization of Coupled Oscillators SP-MAC over Wireless LAN
Ryo HAMAMOTO Hiroyasu OBATA Chisa TAKANO Kenji ISHIDA 
Publication:   B - Abstracts of IEICE TRANSACTIONS on Communications (Japanese Edition)
Publication Date: 2016/02/01
Vol. J99-B  No. 2  pp. 31-44
Type of Manuscript:  Special Section PAPER (Special Issue on Student Research Evolving the Future of Communications Technology)
Category: 
Keyword: 
wireless LANsynchronization phenomenacoupled oscillatormedia access controlapplicability evaluation
 Summary | Full Text(in Japanese):PDF(3MB)

An Acceleration of Throughput Prediction Method for Access Point in Multi-Rate Wireless LAN Considering Terminal Distribution
Ryo HAMAMOTO Chisa TAKANO Hiroyasu OBATA Kenji ISHIDA 
Publication:   A - Abstracts of IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences (Japanese Edition)
Publication Date: 2015/02/01
Vol. J98-A  No. 2  pp. 209-220
Type of Manuscript:  Special Section PAPER (Special Section on Emerging Technologies in Electronics, Information and Communication)
Category: 
Keyword: 
wireless LANaccess pointmulti-ratethroughput prediction
 Summary | Full Text(in Japanese):PDF(1.8MB)

Characteristics Evaluation of Flow QoS Guarantee Method Using Both TCP Congestion Control and MAC Priority Control over Wireless LAN
Hiroki MATSUMOTO Hiroyasu OBATA Kenji ISHIDA 
Publication:   B - Abstracts of IEICE TRANSACTIONS on Communications (Japanese Edition)
Publication Date: 2014/04/01
Vol. J97-B  No. 4  pp. 371-374
Type of Manuscript:  LETTER
Category: 
Keyword: 
wireless LANTCP controlQoSMAC control
 Summary | Full Text(in Japanese):PDF(641.7KB)

Experimental Evaluations of Diffusion-Based Autonomous Decentralized Congestion Control
Tatsuro SUMI Chisa TAKANO Masaki AIDA Kenji ISHIDA 
Publication:   D - Abstracts of IEICE TRANSACTIONS on Information and Systems (Japanese Edition)
Publication Date: 2012/12/01
Vol. J95-D  No. 12  pp. 2048-2058
Type of Manuscript:  PAPER
Category: 
Keyword: 
autonomous decentralized controldiffusion equationtraffic controlcongestion controlexperimental evaluation
 Summary | Full Text(in Japanese):PDF(1.1MB)

Flow QoS Guarantee Framework Using TCP Congestion Control and MAC Frame Priority Control over Wireless LAN
Shigefumi NAITO Hiroyasu OBATA Tutomu MURASE Kenji ISHIDA 
Publication:   B - Abstracts of IEICE TRANSACTIONS on Communications (Japanese Edition)
Publication Date: 2011/02/01
Vol. J94-B  No. 2  pp. 103-112
Type of Manuscript:  Special Section PAPER (Special Issue on Student Research Building the Future of Communication Technology)
Category: 
Keyword: 
QoSTCP congestion control methodMACbandwidth guaranteewireless LANIEEE 802.11
 Summary | Full Text(in Japanese):PDF(1.3MB)

Setting Methods of a Slow Start Threshold in TCPs for Guaranteeing a Bandwidth over Wireless LAN
Kentaro AKASE Hiroyasu OBATA Tutomu MURASE Yumi HIRANO Kenji ISHIDA 
Publication:   B - Abstracts of IEICE TRANSACTIONS on Communications (Japanese Edition)
Publication Date: 2010/02/01
Vol. J93-B  No. 2  pp. 153-165
Type of Manuscript:  Special Section PAPER (Special Issue on Student Research Contributing to Future Communication Technology)
Category: 
Keyword: 
TCP congestion control methodbandwidth guaranteeQoSwireless LAN
 Summary | Full Text(in Japanese):PDF(521.1KB)

A Gentle TCP Congestion Control Method for Obtaining Stable Throughput
Kentaro AKASE Hiroyasu OBATA Kenji ISHIDA 
Publication:   B - Abstracts of IEICE TRANSACTIONS on Communications (Japanese Edition)
Publication Date: 2009/04/01
Vol. J92-B  No. 4  pp. 624-632
Type of Manuscript:  Special Section PAPER (Special Issue on Software Technologies to Support Networks)
Category: 
Keyword: 
TCP congestion control methodbandwidth guaranteeQoS
 Summary | Full Text(in Japanese):PDF(431.1KB)

TCP Proxy Mechanism TCP-gSTAR for High-Speed Satellite Internet
Kazuhiro TAIRA Hiroyasu OBATA Kenji ISHIDA 
Publication:   B - Abstracts of IEICE TRANSACTIONS on Communications (Japanese Edition)
Publication Date: 2008/12/01
Vol. J91-B  No. 12  pp. 1587-1599
Type of Manuscript:  Special Section PAPER (Special Issue on Satellite Communication Technologies and Their Applications for Secure and Safe Society)
Category: 
Keyword: 
high-speed satellite InternetTCP (transmission control protocol)PEP (performance enhanced proxy)TCP-STAR
 Summary | Full Text(in Japanese):PDF(486KB)

Improving TCP Throughput by Splitting Hops on Ad-Hoc Networks
Shouta HANASAKI Hiroyasu OBATA Kenji ISHIDA 
Publication:   B - Abstracts of IEICE TRANSACTIONS on Communications (Japanese Edition)
Publication Date: 2008/01/01
Vol. J91-B  No. 1  pp. 118-122
Type of Manuscript:  LETTER
Category: 
Keyword: 
ad-hoc networkssplitting hopsthroughput
 Summary | Full Text(in Japanese):PDF(332.5KB)

An Alarm for Sound Quality Degradation on Unstable Communication Channels
Kenichi AKASAKA Satoshi TAKAHASHI Kenji ISHIDA 
Publication:   B - Abstracts of IEICE TRANSACTIONS on Communications (Japanese Edition)
Publication Date: 2007/10/01
Vol. J90-B  No. 10  pp. 1059-1063
Type of Manuscript:  LETTER
Category: 
Keyword: 
communication qualityQoE (Quality of Experiments)hearing impressionsubjective assessment
 Summary | Full Text(in Japanese):PDF(604.9KB)

Implementation and Evaluation of TCP-STAR: TCP Congestion Control Method for Satellite Internet
Hiroyasu OBATA Kazuhiro TAIRA Kenji ISHIDA 
Publication:   B - Abstracts of IEICE TRANSACTIONS on Communications (Japanese Edition)
Publication Date: 2007/06/01
Vol. J90-B  No. 6  pp. 566-576
Type of Manuscript:  PAPER
Category: 
Keyword: 
satellite internetimplementation of TCP-STARcongestion window control
 Summary | Full Text(in Japanese):PDF(1.9MB)

Improving Fairness of TCP-STAR for Satellite Internet
Hiroyasu OBATA Shouta HANASAKI Kenji ISHIDA 
Publication:   B - Abstracts of IEICE TRANSACTIONS on Communications (Japanese Edition)
Publication Date: 2006/07/01
Vol. J89-B  No. 7  pp. 1325-1329
Type of Manuscript:  LETTER
Category: 
Keyword: 
satellite InternetTCP-STARcongestion window controlimprovement of fairness
 Summary | Full Text(in Japanese):PDF(362KB)