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IEICE Trans

Hideaki YAMADA

Objective Speech Quality Assessment Based on Payload Discrimination of Lost Packets for Cellular Phones in NGN Environment
Satoshi UEMURA Norihiro FUKUMOTO Hideaki YAMADA Hajime NAKAMURA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/11/01
Vol. E91-B  No. 11  pp. 3667-3676
Type of Manuscript:  PAPER
Category: Network Management/Operation
Keyword: 
voice quality, QoE, QoS, NGN, VoIP, RTCP XR, 
 Summary | Full Text:PDF
Speech Quality Transmitted by Circuit Multiplication Equipment Optimized for IP-Based Networks (IP-CME)
Hideaki YAMADA Norihiro FUKUMOTO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2006/02/01
Vol. E89-B  No. 2  pp. 490-499
Type of Manuscript:  PAPER
Category: Internet
Keyword: 
IP-based network, multiplexing, VoIP, speech quality, packet loss, 
 Summary | Full Text:PDF
Novel 4RTD Logic Circuits
Hideaki YAMADA Takao WAHO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2005/04/01
Vol. E88-C  No. 4  pp. 699-704
Type of Manuscript:  Special Section PAPER (Special Section on Fundamental and Application of Advanced Semiconductor Devices)
Category: Nanomaterials and Quantum-Effect Devices
Keyword: 
RTD, current-mode, ultrahigh-speed operation, 
 Summary | Full Text:PDF
Toward QoS Management of VoIP: Experimental Investigation of the Relations between IP Network Performances and VoIP Speech Quality
Hiroki FURUYA Shinichi NOMOTO Hideaki YAMADA Norihiro FUKUMOTO Fumiaki SUGAYA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2004/06/01
Vol. E87-B  No. 6  pp. 1610-1622
Type of Manuscript:  PAPER
Category: Internet
Keyword: 
VoIP, QoS, speech quality, IP network, jitter, 
 Summary | Full Text:PDF
IP-Based Voice Stream Multiplexing Schemes and Their Performance Evaluation
Hideaki YAMADA Toshiki ENDO Toshikane ODA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2001/08/01
Vol. E84-B  No. 8  pp. 2256-2265
Type of Manuscript:  PAPER
Category: Network
Keyword: 
IP-based network, VoIP, multiplexing, RTP, QoS, 
 Summary | Full Text:PDF