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:
Jul. 03, 2012
Filed:
May. 17, 2006
Tetsuji Kawashima, Kanagawa, JP;
Yukio Shishido, Kanagawa, JP;
Yoshiyuki Tokumoto, Kanagawa, JP;
Toru Ifuku, Tokyo, JP;
Hiroshi Naganuma, Kanagawa, JP;
Kiyoshi Arai, Kanagawa, JP;
Hideho Maeda, Tokyo, JP;
Tetsuji Kawashima, Kanagawa, JP;
Yukio Shishido, Kanagawa, JP;
Yoshiyuki Tokumoto, Kanagawa, JP;
Toru Ifuku, Tokyo, JP;
Hiroshi Naganuma, Kanagawa, JP;
Kiyoshi Arai, Kanagawa, JP;
Hideho Maeda, Tokyo, JP;
Sony Corporation, Tokyo, JP;
Abstract
A recording apparatus performs recording on an optical disc recording medium which has a plurality of recording layers and is capable of having data rewritten thereon. The recording apparatus includes recording means for performing data recording on each recording layer of the recording medium and recording controlling means for controlling the recording means so that, among the plurality of recording layers, recording of dummy data is performed preferentially starting from a recording layer intended for the final user data recording operation.