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:
Nov. 20, 2012
Filed:
Jan. 15, 2010
Applicants:
Tai-liang Lin, Keelung, TW;
Shih-hsin Chen, Hsinchu County, TW;
Inventors:
Tai-Liang Lin, Keelung, TW;
Shih-Hsin Chen, Hsinchu County, TW;
Assignee:
Mediatek Inc., Hsin-Chu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03M 13/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention provides a method for reading information of an optical data storage medium. First, one sector of the optical data storage medium is obtained. The sector is then decoded to check if the sector is reliable. When the sector is not reliable, a data rescue process referring to spec-defined or pre-defined information of the physical specification of the sector is performed in order to obtain disc fundamental information of the optical data storage medium.