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. 06, 2015
Filed:
May. 21, 2013
Applicant:
Sony Corporation, Tokyo, JP;
Inventors:
Kimihiro Saito, Kanagawa, 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); G11B 7/24082 (2013.01); G11B 27/24 (2006.01);
U.S. Cl.
CPC ...
G11B 7/00718 (2013.01); G11B 7/24082 (2013.01); G11B 27/24 (2013.01); G11B 2007/00754 (2013.01);
Abstract
An optical information recording medium of a CAV or a zone CAV, in which a groove wobbling continuously is formed in advance so as to record information to a groove and a land abutting the groove, the groove alternately has a first wobble position in which a wobble fundamental wave form has been modulated by groove address information, and a second wobble position of the wobble fundamental wave form, and in grooves of both sides by which the land is interposed, the first wobble position and the second wobble position are different from each other in position.