Title:
情報配信システムとこのシステムに用いられる配信センター装置及びユーザ端末装置
Document Type and Number:
Japanese Patent JP4253348
Kind Code:
B2
Abstract:
When distributing an encrypted content to a user terminal apparatus via a communication line, a distribution center apparatus requires a medium ID of an information storage medium, and encrypts a decryption key of the encrypted content by using the corresponding medium ID to transmit the encrypted decryption key to the terminal apparatus. The terminal apparatus downloads to store the encrypted content, receives the encrypted key to decrypt it in the use of the medium ID of the storage medium and to decrypt the encrypted content by using the decryption key. In such a system, the center apparatus provides print information corresponding to view conditions of a distributed content to the terminal apparatus in response to the request therefrom, and the terminal apparatus makes the print information appropriately printable by means of a printer.
Inventors:
Shinichi Kurihara
Application Number:
JP2007140064A
Publication Date:
April 08, 2009
Filing Date:
May 28, 2007
Export Citation:
Assignee:
Toshiba Corporation
International Classes:
H04N7/173; G06F21/62; G11B27/00; H04L9/08; H04N5/765; H04N5/91; H04N7/167; H04N21/4623; H04N21/6334; H04N21/8352; H04N21/8355
Domestic Patent References:
JP2005159752A | ||||
JP2004350150A | ||||
JP2004021652A | ||||
JP2005235359A |
Attorney, Agent or Firm:
Takehiko Suzue
Satoshi Kono
Makoto Nakamura
Kurata Masatoshi
Takashi Mine
Yoshihiro Fukuhara
Sadao Muramatsu
Ryo Hashimoto
Satoshi Kono
Makoto Nakamura
Kurata Masatoshi
Takashi Mine
Yoshihiro Fukuhara
Sadao Muramatsu
Ryo Hashimoto
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