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:
Dec. 12, 2006
Filed:
Sep. 17, 2001
Applicants:
Akira Kibashi, Zama, JP;
Keiji Kobayashi, Fujisawa, JP;
Makoto Takase, Yamato, JP;
Inventors:
Assignee:
Hitachi Global Storage Technologies Netherlands B.V., Amsterdam, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
If the number of retries made before data is read successfully reaches or exceeds a predetermined number, the data is saved in spare sectors SS and then data sectors DS which originally stored the data are overwritten. Furthermore, both when data is saved in spare sectors SS and when data is written over data sectors DS, appropriate pointer information in RDM table stored in a reserved area RA including a nonvolatile memory is updated as required.
Kibashi, Akira. (2006). Recording and playing back device with error correction (U.S. Patent No. 7149160). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7149160
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