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:
May. 02, 2000
Filed:
Oct. 28, 1997
Applicant:
Inventor:
Hideo Obata, Kanagawa, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
369 54 ; 369 58 ;
Abstract
In the case where predetermined data is recorded on the disc in which divided clusters each having a predetermined section are formed in the track, when it is determined during recording that a cluster is a defective section, the recording is stopped and the recording begins again with a cluster offset from the defective cluster, whereby even if there is a partial defect in the track on the disc, the data can be recorded with accuracy.