Ryo HAMAMOTO


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)

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)

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)

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)