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:
Mar. 01, 2011
Filed:
Mar. 20, 2006
Applicants:
Hong-ching Chen, Fang-Shan, TW;
Chih-chung Wu, Pingtung, TW;
Kun-hung Hsieh, Zhubei, TW;
Inventors:
Assignee:
Mediatek, Inc., Hsin-Chu, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B 27/36 (2006.01);
U.S. Cl.
CPC ...
Abstract
A header region protection apparatus of an optical storage medium. The apparatus comprises an encoder, a header location generator, and a header protector. The encoder converts user data to an EFM signal and a write enable signal according to a write clock. The header location generator generates a header location signal. The header protector is coupled to the encoder and the header location generator and generates a header protect write enable signal according to the write enable signal and the header location signal.