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:
Jul. 13, 2010
Filed:
Sep. 06, 2007
Applicants:
Ming-sung Huang, Chu Pei, TW;
Chi-chang LU, Hsinchu, TW;
Pei-ting Tsai, Tai Tung, TW;
Inventors:
Assignee:
Etron Technology, Inc., Hsin Chu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 5/00 (2006.01); G09G 5/02 (2006.01); H04N 9/73 (2006.01); H04N 1/46 (2006.01); G03F 3/08 (2006.01); G06K 9/00 (2006.01); G06K 9/32 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention discloses a gamma image correction method and device that employs an improved interpolating operation, comprising receiving an original image data point; retrieving p conversion values (p is larger than 2) from a memory unit according to the original image data point; and arithmetically processing the p conversion values for generating a gamma corrected image parameter value from the original image data point wherein the original image data point is a N bits data, the memory unit contains 2conversion values and N is lager than k.