Yasuyuki OKUMURA


Traffic Control Algorithm Offering Multi-Class Fairness in PON Based Access Networks
Yasuyuki OKUMURA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/03/01
Vol. E93-B  No. 3  pp. 712-715
Type of Manuscript:  LETTER
Category: Fiber-Optic Transmission for Communications
Keyword: 
PONDBAfairnesscongestion control
 Summary | Full Text:PDF(282.9KB)

Dynamic Bandwidth Allocation Performance for Dual QoS Classes in Resilient Packet Ring
Yasuyuki OKUMURA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/10/01
Vol. E91-B  No. 10  pp. 3226-3231
Type of Manuscript:  PAPER
Category: Network
Keyword: 
resilient packet ring (RPR)bandwidthallocationQoSfairness
 Summary | Full Text:PDF(544.8KB)

Flexible Allocation of Optical Access Network Resources Using Constraint Satisfaction Problem
Kenichi TAYAMA Shiro OGASAWARA Tetsuya YAMAMURA Yasuyuki OKUMURA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/07/01
Vol. E90-B  No. 7  pp. 1674-1681
Type of Manuscript:  PAPER
Category: Network Management/Operation
Keyword: 
optical access networkallocationservice delivery provisioningconstraint satisfaction problem (CSP)
 Summary | Full Text:PDF(2.1MB)

Cost Analysis of Optical Access Network Migration Scenarios to Broadcast Service
Yasuyuki OKUMURA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/05/01
Vol. E90-B  No. 5  pp. 1071-1078
Type of Manuscript:  PAPER
Category: Fiber-Optic Transmission for Communications
Keyword: 
optical fiber communicationFTTHsubscriber loopswavelength division multiplexingPON
 Summary | Full Text:PDF(506.4KB)

Adaptive Clock Recovery Method Utilizing Proportional-Integral-Derivative (PID) Control for Circuit Emulation
Youichi FUKADA Takeshi YASUDA Shuji KOMATSU Koichi SAITO Yoichi MAEDA Yasuyuki OKUMURA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2006/03/01
Vol. E89-B  No. 3  pp. 690-695
Type of Manuscript:  Special Section PAPER (Special Section on the Next Generation Ethernet Technologies)
Category: 
Keyword: 
adaptive clock methodproportional-integral-derivative (PID) controlcircuit emulationpacket network
 Summary | Full Text:PDF(819.4KB)

An Efficient ATM Network Architecture with a Dynamic Bandwidth Estimation and Allocation Scheme
Atsushi HORIKAWA Yasuyuki OKUMURA Toshinori TSUBOI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1998/08/25
Vol. E81-B  No. 8  pp. 1674-1680
Type of Manuscript:  PAPER
Category: Communication Networks and Services
Keyword: 
asynchronous transfer mode (ATM)bandwidth estimationtraffic controlregional network
 Summary | Full Text:PDF(700.1KB)

Stuff Synchronization Circuit Design for HDTV Transmission on SDH Network
Yasuyuki OKUMURA Ryozo KISHIMOTO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1994/12/25
Vol. E77-B  No. 12  pp. 1614-1620
Type of Manuscript:  PAPER
Category: Communication Device and Circuit
Keyword: 
HDTVSDHstuff jitterclock recovery
 Summary | Full Text:PDF(522.3KB)

Design of Subband Codec for HDTV Transmission
Kazunari IRIE Yasuyuki OKUMURA Naoya SAKURAI Ryozo KISHIMOTO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1993/11/25
Vol. E76-B  No. 11  pp. 1416-1423
Type of Manuscript:  PAPER
Category: Communication Terminal and Equipment
Keyword: 
videoHDTVsubbandDCTcoding
 Summary | Full Text:PDF(792.1KB)