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.:

US 8259544 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 04, 2012

Filed:

Aug. 23, 2006
Applicant:

Tadashi Nakamura, Nara, JP;

Inventor:

Tadashi Nakamura, Nara, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B 20/10 (2006.01);
U.S. Cl.
CPC ...
Abstract

A drive apparatus of the present invention includes: a recording/reproduction section and a drive control section. The drive control section performs a process including: receiving a recording instruction including a location at which data is to be recorded; determining a track among at least one tracks corresponding to the location included in the recording instruction; controlling the recording/reproduction section to record data at a replacement location in the user data area instead of the location included in the recording instruction; determining whether or not the recording of the data at the replacement location in the user data area has succeeded; and when the recording of the data at the replacement location in the user data area has failed, controlling the recording/reproduction section to record the data at a location in the spare area.


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