Terminal apparatus and system thereof

US8260714B2 · kind B2 · utility

Assignee

• PANASONIC HOLDINGS CORPORATION · JP

Inventors

• Ryuichi Okamoto · Osaka, JP
• Tohru Nakahara · Kawasaki, JP
• Akihiro Tanaka · Moriguchi, JP
• Shinya Kemi · Osaka, JP
• Koji Miura · Kariya, JP
• Atsunori Sakurai · Osaka, JP
• Tohru Wakabayashi · Kasai, JP
• Hiroki Murakami · Saitama, JP

Key dates

• Filing date: Aug 8, 2008
• Grant date: Sep 4, 2012
• Expiry date: May 20, 2030

Classification

• Technology area (CPC G): Physics
• CPC primary: G06Q10/06
• WIPO field: IT methods for management
• WIPO sector: Electrical engineering

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 (300), in which a license (1200) includes a use condition determining logic code (1204) and a version number (1202), includes a license obtainment unit (304) obtaining the license (1200), a use condition verification unit (302) determining, based on the version number (1202), whether or not an operation of the use condition determining logic code (1204) has been confirmed, a use condition bytecode execution unit (303) executing the use condition determining logic code (1204) when the operation of the use condition determining logic code (1204) has been determined to have been confirmed, and a content playback unit (306) playing back content based on the use condition determining logic code (1204).