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Title:
MOBILE COMMUNICATION TERMINAL, AND METHOD AND SYSTEM FOR ACQUISITION AND DISTRIBUTION OF CONTENT PROTECTED BY DIGITAL COPYRIGHT THEREOF
Document Type and Number:
Japanese Patent JP2009211701
Kind Code:
A
Abstract:

To provide a mobile communication terminal, and a method and system for acquisition and distribution of contents protected by digital copyright of the mobile communication terminal.

The mobile communication terminal includes a short-distance communication means that acquires content object and copyright acquisition trigger information from the content transmitting side by short-distance communication; a digital copyright management proxy means that executes a function of open mobile alliance digital copyright management regulation; a user recognition means that stores user certificate information to authenticate a certificate by a copyright issuer; and a mobile communication means that accesses the copyright issuer on the Internet instructed by the copyright acquisition trigger information through a mobile communication network to transmit a request for a copyright object to the copyright issuer, and acquires the copyright object transmitted by the copyright issuer after the passing of reading authentication of the user certificate information in the user recognition means by the copyright issuer.


Inventors:
WANG YINGJIE
WANG LAN
ZHANG YONGSHENG
Application Number:
JP2009048332A
Publication Date:
September 17, 2009
Filing Date:
March 02, 2009
Export Citation:
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Assignee:
NTT DOCOMO INC
International Classes:
G06F21/20; G06F21/22; H04L9/32; H04M1/72412; H04W12/06; H04W84/10
Domestic Patent References:
JP2007164588A2007-06-28
JP2002077130A2002-03-15
JP2004303108A2004-10-28
JP2007150846A2007-06-14
JP2006295650A2006-10-26
JP2005328238A2005-11-24
JP2002077130A2002-03-15
JP2004303108A2004-10-28
JP2007150846A2007-06-14
JP2006295650A2006-10-26
JP2005328238A2005-11-24
JP2008017380A2008-01-24
JP2007164588A2007-06-28
Attorney, Agent or Firm:
Hidekazu Miyoshi
Masakazu Ito
Shunichi Takahashi
Ichitaro Ito



 
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