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IEICE Trans

Sumiko MIYATA

Improved Connection Quality for Lowest-Priority VoIP Calls in Emergency CAC Method with Waiting Queue
Sota NARIKIYO Sumiko MIYATA Ken-ichi BABA Katsunori YAMAOKA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2025/08/01
Vol. E108-B  No. 8  pp. 921-933
Type of Manuscript:  PAPER
Category: Network System
Keyword: 
call admission control, waiting queue, M/M/c/K model, early departure, 
 Summary | Full Text:PDF
Finite-State VoIP Traffic Model for Variable Voice Payload Size
Tomoyoshi WAKI Sumiko MIYATA Yoshiaki KITAGUCHI Ken-ichi BABA Katsunori YAMAOKA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2025/05/01
Vol. E108-B  No. 5  pp. 564-572
Type of Manuscript:  PAPER
Category: Fundamental Theories for Communications
Keyword: 
VoIP, ON-OFF model, voice payload size, QoS, Markov model, 
 Summary | Full Text:PDF
A User Allocation Method for DASH Multi-Servers Considering Coalition Structure Generation in Cooperative Game
Sumiko MIYATA Ryoichi SHINKUMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2024/04/01
Vol. E107-A  No. 4  pp. 611-618
Type of Manuscript:  INVITED PAPER (Special Section on Information and Communication Technologies for Safe and Secure Life)
Category: 
Keyword: 
DASH, game theory, coalition structure generation, 
 Summary | Full Text:PDF
D2EcoSys: Decentralized Digital Twin EcoSystem Empower Co-Creation City-Level Digital Twins
Kenji KANAI Hidehiro KANEMITSU Taku YAMAZAKI Shintaro MORI Aram MINE Sumiko MIYATA Hironobu IMAMURA Hidenori NAKAZATO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2024/01/01
Vol. E107-B  No. 1  pp. 50-62
Type of Manuscript:  INVITED PAPER (Special Section on Wired-and-Wireless Network System Technologies in Beyond 5G/6G)
Category: 
Keyword: 
digital twin, smart city, p2p network, decentralized networking and computing, participatory sensing, 
 Summary | Full Text:PDF
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 control, call admission control, trunk reservation, threshold relaxation, call-blocking rate, queueing theory, 
 Summary | Full Text:PDF
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 control, QoS, trunk reservation control, equality, total call-blocking rate, queueing theory, 
 Summary | Full Text:PDF
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 selection, user QoS, system optimization, throughput, cooperative user, moving, 
 Summary | Full Text:PDF
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 control, QoS, reservation control, equality, total call-blocking rate, mixed loss and delay system, 
 Summary | Full Text:PDF
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 control, QoS, reservation control, equality, total call-blocking rate, 
 Summary | Full Text:PDF