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.

Date of Patent:
Apr. 19, 2016

Filed:

Jul. 15, 2014
Applicant:

Novatek Microelectronics Corp., Hsin-Chu, TW;

Inventors:

Yu-Pin Chang, Hsinchu County, TW;

Kai-I Dai, Taoyuan County, TW;

Jie-Jung Huang, Miaoli County, TW;

Yu-Hsing Chuang, Hsinchu, TW;

Shih-Hung Huang, Hsinchu County, TW;

Assignee:

NOVATEK Microelectronics Corp., Hsinchu Science Park, Hsin-Chu, TW;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/36 (2006.01); G09G 5/10 (2006.01);
U.S. Cl.
CPC ...
G09G 3/3607 (2013.01); G09G 5/10 (2013.01); G09G 2310/0272 (2013.01); G09G 2320/0626 (2013.01); G09G 2320/0646 (2013.01);
Abstract

A method for mapping an input grayscale into an output luminance includes selecting a first reference grayscale, a first reference luminance, a second reference grayscale and a second reference luminance according to an input grayscale, generating a middle reference grayscale and a middle luminance, replacing a value of the first or second reference grayscale by a value of the middle reference grayscale, and replacing a value of the first or second reference luminance by a value of the middle luminance according to the middle reference grayscale and the input grayscale, and generating an output luminance by computing a linear transformation equation.


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