The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 8260714 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 04, 2012

Filed:

Aug. 08, 2008
Applicants:

Ryuichi Okamoto, Osaka, JP;

Tohru Nakahara, Kanagawa, JP;

Akihiro Tanaka, Osaka, JP;

Shinya Kemi, Hyogo, JP;

Koji Miura, Osaka, JP;

Atsunori Sakurai, Osaka, JP;

Tohru Wakabayashi, Hyogo, JP;

Hiroki Murakami, Osaka, JP;

Inventors:

Ryuichi Okamoto, Osaka, JP;

Tohru Nakahara, Kanagawa, JP;

Akihiro Tanaka, Osaka, JP;

Shinya Kemi, Hyogo, JP;

Koji Miura, Osaka, JP;

Atsunori Sakurai, Osaka, JP;

Tohru Wakabayashi, Hyogo, JP;

Hiroki Murakami, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A terminal apparatus is provided which guarantees operation of a use condition bytecode while securing a degree of freedom for a service provider generating the use condition bytecode. A terminal apparatus (), in which a license () includes a use condition determining logic code () and a version number (), includes a license obtainment unit () obtaining the license (), a use condition verification unit () determining, based on the version number (), whether or not an operation of the use condition determining logic code () has been confirmed, a use condition bytecode execution unit () executing the use condition determining logic code () when the operation of the use condition determining logic code () has been determined to have been confirmed, and a content playback unit () playing back content based on the use condition determining logic code ().


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