Katsunori YAMAOKA


Threshold Relaxation and Holding Time Limitation Method for Accepting More General Calls under Emergency Trunk Reservation
Kazuki TANABE Sumiko MIYATA Ken-ichi BABA Katsunori YAMAOKA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2016/08/01
Vol. E99-A  No. 8  pp. 1518-1528
Type of Manuscript:  Special Section PAPER (Special Section on Information and Communication Systems for Safe and Secure Life)
Category: 
Keyword: 
Emergency Telecommunications Service (ETS)congestion controlcall admission controltrunk reservationthreshold relaxationcall-blocking ratequeueing theory
 Summary | Full Text:PDF(1.8MB)

Optimal Threshold Configuration Methods for Flow Admission Control with Cooperative Users
Sumiko MIYATA Katsunori YAMAOKA Hirotsugu KINOSHITA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2014/12/01
Vol. E97-B  No. 12  pp. 2706-2719
Type of Manuscript:  PAPER
Category: Network
Keyword: 
call admission controlQoStrunk reservation controlequalitytotal call-blocking ratequeueing theory
 Summary | Full Text:PDF(2.4MB)

Image Recovery by Decomposition with Component-Wise Regularization
Shunsuke ONO Takamichi MIYATA Isao YAMADA Katsunori YAMAOKA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2012/12/01
Vol. E95-A  No. 12  pp. 2470-2478
Type of Manuscript:  PAPER
Category: Image
Keyword: 
image recoverydecompositionregularizationsparsityconvex optimizationalternating direction method of multipliers (ADMM)
 Summary | Full Text:PDF(1.9MB)

Novel Access-Point Selection for User QoS and System Optimization Based on User Cooperative Moving
Sumiko MIYATA Tutomu MURASE Katsunori YAMAOKA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/06/01
Vol. E95-B  No. 6  pp. 1953-1964
Type of Manuscript:  Special Section PAPER (Special Section on Towards Management for Future Networks and Services)
Category: 
Keyword: 
AP selectionuser QoSsystem optimizationthroughputcooperative usermoving
 Summary | Full Text:PDF(4.1MB)

Equality Based Flow-Admission Control by Using Mixed Loss and Delay System
Sumiko MIYATA Katsunori YAMAOKA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/03/01
Vol. E95-B  No. 3  pp. 832-844
Type of Manuscript:  PAPER
Category: Network System
Keyword: 
admission controlQoSreservation controlequalitytotal call-blocking ratemixed loss and delay system
 Summary | Full Text:PDF(1.9MB)

Flow-Admission Control Based on Equality of Heterogeneous Traffic (Two-Type Flow Model)
Sumiko MIYATA Katsunori YAMAOKA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/12/01
Vol. E93-B  No. 12  pp. 3564-3576
Type of Manuscript:  PAPER
Category: Network System
Keyword: 
admission controlQoSreservation controlequalitytotal call-blocking rate
 Summary | Full Text:PDF(1.5MB)

Local Optimal File Delivery Scheduling in a Hop by Hop File Delivery System on a One Link Model
Hiromi TSURUMI Takamichi MIYATA Katsunori YAMAOKA Yoshinori SAKAI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/01/01
Vol. E92-B  No. 1  pp. 34-45
Type of Manuscript:  Special Section PAPER (Special Section on Networking Technologies for Dependable Networks)
Category: 
Keyword: 
file deliveryschedulingoptimizationhop by hop
 Summary | Full Text:PDF(578.7KB)

A Solution for Irregular IP Multicast Packet Flooding -- For Heavy Traffic IP Multicast Communication
Makoto MISUMI Shin-ichi NAKAGAWA Ken-ichi CHINEN Yoichi SHINODA Katsunori YAMAOKA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/01/01
Vol. E92-B  No. 1  pp. 68-76
Type of Manuscript:  Special Section PAPER (Special Section on Networking Technologies for Dependable Networks)
Category: 
Keyword: 
IP multicastpacket floodingIGMP snoopingQoSirregular traffic
 Summary | Full Text:PDF(856.9KB)

Nearly Equal Delay Path Set Configuration (NEED-PC) for Multipath Delay Jitter Reduction
Takafumi OKUYAMA Kenta YASUKAWA Katsunori YAMAOKA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/03/01
Vol. E91-B  No. 3  pp. 722-732
Type of Manuscript:  PAPER
Category: Network
Keyword: 
QoSmultipathdelay jitterdelay-sensitive live media streaming
 Summary | Full Text:PDF(601.3KB)

Dynamic Activating and Deactivating Loss Recovery Router for Live Streaming Multicast
Yuthapong SOMCHIT Aki KOBAYASHI Katsunori YAMAOKA Yoshinori SAKAI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2006/05/01
Vol. E89-B  No. 5  pp. 1534-1544
Type of Manuscript:  PAPER
Category: Network
Keyword: 
live streamingmulticastQMLS protocolallowable delayallowable loss probabilityrouter activation and deactivation
 Summary | Full Text:PDF(794.4KB)

Tentative Accommodating and Congestion Confirming Strategy--A Novel Admission Control Strategy for Packet Switching Networks--
Kenta YASUKAWA Ken-ichi BABA Katsunori YAMAOKA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2006/02/01
Vol. E89-B  No. 2  pp. 373-382
Type of Manuscript:  Special Section PAPER (Special Section on Multimedia QoS Evaluation and Management Technologies)
Category: 
Keyword: 
multimedia QoS managementadmission controlsignalingdiffservdrop precedencebatch-arrival queueing system
 Summary | Full Text:PDF(596.6KB)

QoS Multicast Protocol for Live Streaming
Yuthapong SOMCHIT Aki KOBAYASHI Katsunori YAMAOKA Yoshinori SAKAI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/03/01
Vol. E88-B  No. 3  pp. 1128-1138
Type of Manuscript:  PAPER
Category: Network
Keyword: 
multicastlive streaminglossQoSallowable delayretransmission
 Summary | Full Text:PDF(543.9KB)

Distributed QoS Control Based on Fairness of Quality for Video Streaming
Kentaro OGAWA Aki KOBAYASHI Katsunori YAMAOKA Yoshinori SAKAI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2004/12/01
Vol. E87-B  No. 12  pp. 3766-3773
Type of Manuscript:  PAPER
Category: Multimedia Systems for Communications" Multimedia Systems for Communications
Keyword: 
video streamingQoSfairnessautonomous distributed controlMPEG
 Summary | Full Text:PDF(651.3KB)

Dynamic Class Assignment for Stream Flows Considering Characteristics of Non-stream Flow Classes
Kenta YASUKAWA Ken-ichi BABA Katsunori YAMAOKA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2004/11/01
Vol. E87-B  No. 11  pp. 3242-3254
Type of Manuscript:  PAPER
Category: Network
Keyword: 
stream flownon-stream flowTCPUDPinteractionDiffservAF PHB
 Summary | Full Text:PDF(732.6KB)

Cooperative Multi-Agent-Based Supervisory Control and Data-Acquisition System
Juichi KOSAKAYA Katsunori YAMAOKA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2002/07/01
Vol. E85-D  No. 7  pp. 1105-1117
Type of Manuscript:  PAPER
Category: Cooperation in Distributed Systems and Agents
Keyword: 
SCADAintelligent field terminalmulti-agentpredictive agentconflict
 Summary | Full Text:PDF(3.3MB)

Cooperative Multi-Agent Intelligent Field Terminals for Distributed Control Systems
Juichi KOSAKAYA Katsunori YAMAOKA Ryuji SUGITA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/11/25
Vol. E83-A  No. 11  pp. 2264-2277
Type of Manuscript:  Special Section PAPER (Special Section on Concurrent Systems Technology)
Category: 
Keyword: 
intelligent field terminalmulti-agentcooperationconflictcontrol parameter
 Summary | Full Text:PDF(2.2MB)