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:
Oct. 25, 2011
Filed:
Nov. 29, 2007
Applicants:
Kuo-ting Hsin, Hsin-Chu Hsien, TW;
Chao-ming Huang, Hsin-Chu, TW;
Inventors:
Kuo-Ting Hsin, Hsin-Chu Hsien, TW;
Chao-Ming Huang, Hsin-Chu, TW;
Assignee:
Mediatek Inc., Science-Based Industrial Park, Hsin-Chu, TW;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G11B 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides an apparatus of an optical disc drive for adjusting a focus error signal. The apparatus includes a focus offset determining unit and an adjusting module. The focus offset determining unit is utilized for determining a target focus offset corresponding to a target condition, and the adjusting module is coupled to the focus offset determining unit and utilized for receiving the focus error signal and adjusting the focus error signal with the target focus offset to generate an adjusted focus error signal.