Kenji NAKAGAWA


Improving Fairness in Wireless Ad Hoc Networks by Channel Access Sensing at Link Layer and Packet Rate Control
Nguyen Minh TUAN Kohei WATABE Pham Thanh GIANG Kenji NAKAGAWA 
Publication:   
Publication Date: 2017/10/01
Vol. E100-B  No. 10  pp. 1818-1826
Type of Manuscript:  PAPER
Category: Network
Keyword: 
fairnessthroughputwireless ad hoc networkchannel utilizationdequeue rateRound Robinlink layer
 Summary | Full Text:PDF(2.3MB) | (Errata[Uploaded on November 1,2017])

Packet Delay Estimation That Transcends a Fundamental Accuracy Bound due to Bias in Active Measurements
Kohei WATABE Kenji NAKAGAWA 
Publication:   
Publication Date: 2017/08/01
Vol. E100-B  No. 8  pp. 1377-1387
Type of Manuscript:  PAPER
Category: Fundamental Theories for Communications
Keyword: 
active measurementprobe packetsbiasintrusivenessdelay
 Summary | Full Text:PDF(924KB)

Cooperation between Channel Access Control and TCP Rate Adaptation in Multi-Hop Ad Hoc Networks
Pham Thanh GIANG Kenji NAKAGAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2015/01/01
Vol. E98-B  No. 1  pp. 79-87
Type of Manuscript:  Special Section PAPER (Special Section on Quality of Diversifying Communication Networks and Services)
Category: 
Keyword: 
cross-layer methodper-flow/per-station fairnessflow/station contentionthroughputTCP rate controlchannel access controlIEEE 802.11 back-off algorithmmulti-hop ad hoc
 Summary | Full Text:PDF(1MB)

Cross-Layer Scheme to Control Contention Window for Per-Flow in Asymmetric Multi-Hop Networks
Pham Thanh GIANG Kenji NAKAGAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/09/01
Vol. E93-B  No. 9  pp. 2326-2335
Type of Manuscript:  PAPER
Category: Network
Keyword: 
cross-layerper-flow/per-station fairnessbandwidth utilizationmulti-hop wirelessIEEE 802.11back-off algorithmasymmetric topology
 Summary | Full Text:PDF(964.6KB)

Achieving Fairness over 802.11 Multihop Wireless Ad Hoc Networks
Pham Thanh GIANG Kenji NAKAGAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/08/01
Vol. E92-B  No. 8  pp. 2628-2637
Type of Manuscript:  PAPER
Category: Network
Keyword: 
fairnessmultihop wirelessPCRQ schedulingscheduling algorithm
 Summary | Full Text:PDF(859.9KB)

A Buffer Management Mechanism for Achieving Approximately Fair Bandwidth Allocation in High-Speed Networks
Takashi MIYAMURA Takashi KURIMOTO Kenji NAKAGAWA Prasad DHANANJAYA Michihiro AOKI Naoaki YAMANAKA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2002/08/01
Vol. E85-B  No. 8  pp. 1434-1441
Type of Manuscript:  Special Section PAPER (Special Issue on Outstanding Papers from APCC 2001)
Category: 
Keyword: 
fairnessQoSDiff-servhigh-speed networkbandwidth management
 Summary | Full Text:PDF(686.1KB)

FOREWORD
Haruo OGIWARA Naohisa KOMATSU Kenji NAKAGAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/10/25
Vol. E83-A  No. 10  pp. 1869-1869
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF(57.5KB)

Adaptive Thresholds of Buffer to Solve the Beat-Down Problem of Rate Control in ATM Networks
Harry PRIHANTO Kenji NAKAGAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2000/02/25
Vol. E83-B  No. 2  pp. 362-370
Type of Manuscript:  PAPER
Category: Switching and Communication Processing
Keyword: 
flow controlrate-basedABR trafficEPRCAbeat-down problemATM network
 Summary | Full Text:PDF(612.9KB)

FOREWORD
Jonathan TURNER Achille PATTAVINA Tokuhiro KITAMI Iwao SASASE Kenji NAKAGAWA Toshikane ODA Akira HAKATA Takahiko KOZAKI Koji SUZUKI Naoaki YAMANAKA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1998/02/25
Vol. E81-B  No. 2  pp. 117-119
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF(343.9KB)

Cell Flow Control by Stop and Release Credit Method in ATM Networks
Harry PRIHANTO Kenji NAKAGAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1997/11/25
Vol. E80-B  No. 11  pp. 1664-1670
Type of Manuscript:  PAPER
Category: Switching and Communication Processing
Keyword: 
flow controlcredit-basedABR trafficstop and release methodLANATM network
 Summary | Full Text:PDF(594.4KB)

The Importance Sampling Simulation of MMPP/D/1 Queueing
Kenji NAKAGAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1997/11/25
Vol. E80-A  No. 11  pp. 2238-2244
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Stochastic Process/Signal Processing
Keyword: 
simulationqueueingimportance samplingMMPPlarge deviations theory
 Summary | Full Text:PDF(465.1KB)

On the Twisted Markov Chain of Importance Sampling Simulation
Kenji NAKAGAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1996/09/25
Vol. E79-A  No. 9  pp. 1423-1428
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Stochastic Process/Learning
Keyword: 
importance samplingMarkov chainKullback-Leibler divergencelarge deviations theoryinformation geometry
 Summary | Full Text:PDF(437.3KB)

G/D/1 Queueing Analysis by Discrete Time Modeling
Kenji NAKAGAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1996/03/25
Vol. E79-A  No. 3  pp. 415-417
Type of Manuscript:  LETTER
Category: Communication Theory and Signals
Keyword: 
queueingdiscrete time approximationG/D/1ATM
 Summary | Full Text:PDF(203.9KB)

Loss and Waiting Time Probability Approximation for General Queueing
Kenji NAKAGAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1993/11/25
Vol. E76-B  No. 11  pp. 1381-1388
Type of Manuscript:  PAPER
Category: Communication Theory
Keyword: 
loss probability approximationwaiting time probability approximationgeneral queueingChernoff bound
 Summary | Full Text:PDF(588.7KB)