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. 27, 2003

Filed:

Apr. 13, 2000
Applicant:
Inventor:

Katsuichi Inoue, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B 7/00 ;
U.S. Cl.
CPC ...
G11B 7/00 ;
Abstract

When a MD is inserted (step S ), AGC is executed for reading the TOC area of the MD , and thereafter the information stored in the TOC area of the MD are read to detect the kind and recording capacity, etc. of the MD (step S S ). Next, the data relative to the executing position of AGC corresponding to the kind of the detected MD is read out from the memory (step S ). Now, where the MD is of a pre-mastered type, according to the recording capacity, either the first executing position P or the second executing position P is read as occasion demands. On the other hand, where the MD is of the recordable type, two AGC executing positions of the first executing position R in a pit area and the second executing position R in a groove area are read out. At each of the executing positions thus read out, the AGC is executed (step S ).


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