Yutaka HIRAKAWA


Visual Customer Relationship Management System that Supports Broadband Network E-Commerce
Tetsushi MORITA Tetsuo HIDAKA Tomohiko NAKAMURA Morihide OINUMA Yutaka HIRAKAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2004/07/01
Vol. E87-B  No. 7  pp. 1789-1796
Type of Manuscript:  Special Section PAPER (Special Section on Next Generation Networks Software)
Category: Network Application
Keyword: 
software-based services for optical networkE-commercecustomer relationship managementbroadband network service
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Reverse Engineering in Communication Protocol Design
Kenji OTOMO Noriyasu ARAKAWA Yutaka HIRAKAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1996/06/25
Vol. E79-B  No. 6  pp. 842-848
Type of Manuscript:  PAPER
Category: Communication Software
Keyword: 
communications softwaremessage sequence chartreverse engineeringreachability analysisspecification
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Reachability Analysis for Specified Processes in a Behavior Description
Kenji SHIBATA Yutaka HIRAKAWA Akira TAKURA Tadashi OHTA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1993/11/25
Vol. E76-B  No. 11  pp. 1373-1380
Type of Manuscript:  PAPER
Category: Communication Theory
Keyword: 
reachability decisioncolored petri netstate transition systemcommunication software
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A Conflict Detection Support Method for Telecommunication Service Descriptions
Yoshio HARADA Yutaka HIRAKAWA Toyofumi TAKENAKA Nobuyoshi TERASHIMA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1992/10/25
Vol. E75-B  No. 10  pp. 986-997
Type of Manuscript:  Special Section PAPER (Special Issue on Communication Software Technologies)
Category: 
Keyword: 
conflict detection support methodtelecommunication serviceSTR (State Transition Rule) descriptionservice interaction
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