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:
Jan. 01, 2013
Filed:
Oct. 30, 2009
Masahiro Oashi, Kyoto, JP;
Keiichi Tanaka, Hyogo, JP;
Hidetaka Ohto, Hyogo, JP;
Germano Leichsenring, Osaka, JP;
Masahiro Oashi, Kyoto, JP;
Keiichi Tanaka, Hyogo, JP;
Hidetaka Ohto, Hyogo, JP;
Germano Leichsenring, Osaka, JP;
Panasonic Corporation, Osaka, JP;
Abstract
In the Local Storage (), a plurality of files, merge management information which specifies a file out of the plurality of files to be used in combination with what is recorded on a Read-Only recording medium, and signature information used for judging the authenticity of the merge management information. The Virtual File System unit () judges the authenticity of the merge management information based on the signature information. In the case where the merge management information is judged to be authentic, the Virtual File System unit () generates package information which indicates a new file structure obtained by adding the file specified by the merge management information to the file structure of the Read-Only recording medium.