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. 13, 2015
Filed:
Jan. 24, 2014
Applicant:
Sony Corporation, Tokyo, JP;
Inventors:
Satoru Higashino, Tokyo, JP;
Toshihiro Horigome, Kanagawa, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 7/24 (2013.01); G11B 7/007 (2006.01);
U.S. Cl.
CPC ...
G11B 7/00745 (2013.01);
Abstract
An information recording medium is provided with an information track formed thereon in a shape of concentric circles or in a spiral shape, wherein a continuously-wobbling groove in which information is recorded is formed in advance, the information is delimited by a predetermined number of wobble sections, a sync mark is placed in a plurality of wobble sections in the vicinity of a delimiter of the predetermined number of wobble sections, and the sync mark is spaced apart from data other than the sync mark at a distance.