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:
Apr. 14, 2009
Filed:
Jun. 16, 2004
Applicants:
Alan A. Fennema, San Jose, CA (US);
Gayle L. Noble, Boulder Creek, CA (US);
Inventors:
Alan A. Fennema, San Jose, CA (US);
Gayle L. Noble, Boulder Creek, CA (US);
Assignee:
Seagate Technology LLC, Scotts Valley, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 19/04 (2006.01); G11B 5/02 (2006.01); G06F 12/14 (2006.01); H04K 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention includes a method and apparatus to write and read copy protected data on a disc drive storage system by encoding and decoding data to be copy protected using servo wedge data as the encoding element. In one aspect, the drive is marked by a number generated from the servo wedge data.