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.

Date of Patent:
May. 15, 2001

Filed:

Nov. 24, 1998
Applicant:
Inventors:

Yoshihiro Hori, Gifu, JP;

Hisashi Matsuyama, Ogaki, JP;

Assignee:

Sanyo Electric Co., Ltd., Moriguchi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 7/24 ;
U.S. Cl.
CPC ...
G11B 7/24 ;
Abstract

An optical recording medium in which any of a land (,) and a groove (,) is scanned using a laser beam, the address information of data recorded or to be recorded in the land or groove is available, the address information of the groove (,) is recorded in a first address information region (,) in an address region (,) on a sidewall of the groove as a wobble (,) and the address information of the land (,) is recorded in a second address information region (,) in the address region (,) on a sidewall of the land as a wobble (,).


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