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IEICE Trans

Seiichi NAMBA

Managing Encryption and Key Publication Independently in Digital Rights Management Systems
Goichiro HANAOKA Kazuto OGAWA Itsuro MUROTA Go OHTAKE Keigo MAJIMA Seiichi GOHSHI Kimiyuki OYAMADA Seiichi NAMBA Hideki IMAI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/01/01
Vol. E87-A  No. 1  pp. 160-172
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: Applications
Keyword: 
digital rights management systems, copyright protection, semantic security, adaptive attacks, 
 Summary | Full Text:PDF
A Study on Objective Picture Quality Scales for Pictures Digitally Encoded for Broadcast
Hiroyuki HAMADA Seiichi NAMBA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1994/12/25
Vol. E77-B  No. 12  pp. 1480-1488
Type of Manuscript:  Special Section PAPER (Special Issue on Digital Broadcasting Technology)
Category: 
Keyword: 
picture quality assessment, objective picture quality scale, human visual characteristics, digital coding, 
 Summary | Full Text:PDF
Transport Structure for Integrated Services Digital Broadcasting
Naoki KAWAI Kouji OHSAKI Takeshi KIMURA Seiichi NAMBA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1994/12/25
Vol. E77-B  No. 12  pp. 1474-1479
Type of Manuscript:  Special Section PAPER (Special Issue on Digital Broadcasting Technology)
Category: 
Keyword: 
digital broadcasting, ISDB, packet transmission, service multiplex, 
 Summary | Full Text:PDF