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.:
Date of Patent:
Nov. 19, 2013
Filed:
Jan. 28, 2011
Keiichi Tanaka, Osaka, JP;
Hidetaka Oto, Osaka, JP;
Keiichi Tanaka, Osaka, JP;
Hidetaka Oto, Osaka, JP;
Panasonic Corporation, Osaka, JP;
Abstract
A bytecode processing unit provided in a playback device is platform unitthat reads and runs a bytecode application recorded on read-only medium. The playback device includes: playback control unitfor controlling AV playback of digital streams; and machine unique function control unitfor performing machine unique functions unique to the playback device, to perform a control onto a content. APIs used by the bytecode application include API for playback control function, and API for socket communication. When the bytecode application requests playback control unitto control the playback, it calls the playback control API to can instruct playback control unitto execute the process. When the bytecode application requests execution of a machine unique function of the playback device, it instructs a machine unique function control unit to perform the process via a function call by the socket communication API.