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:
Dec. 03, 2013
Filed:
Jan. 14, 2011
Applicant:
Kenji Yorimoto, Kanagawa, JP;
Inventor:
Kenji Yorimoto, Kanagawa, JP;
Assignee:
Sony Corporation, , JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B 7/26 (2006.01); G11B 20/10 (2006.01); G11B 19/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed herein is a multi-layer optical recording medium having n recording layers (n≧3) in which recording and reproduction of information are carried out by laser light, the multi-layer optical recording medium including: a file system area configured to be disposed near a last logical address in an area used as a logical address space in which stream data is recorded, wherein in the other recording layers different from the recording layer in which the file system area near the last logical address is disposed, the logical address space is not allocated to an area overlapping with the file system area in a layer stacking direction.