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. 11, 2008
Filed:
Apr. 04, 2005
Hsu-pin Kao, Pingjen, TW;
Hsu-chia Kao, Pingjen, TW;
Yi-chia Shan, Chungli, TW;
Yi-sheng Yu, Taoyuan, TW;
Hsu-Pin Kao, Pingjen, TW;
Hsu-Chia Kao, Pingjen, TW;
Yi-Chia Shan, Chungli, TW;
Yi-Sheng Yu, Taoyuan, TW;
Quanta Computer Inc., Tao Yuan Shien, TW;
Abstract
The invention discloses an apparatus for increasing the display gray levels. The apparatus includes a signal transformation circuit, an error diffusion circuit, and an operation circuit. According to a first predetermined manner, the signal transformation circuit transforms a set of image signals into a set of transformed signals. The error diffusion circuit receives the set of transformed signals and generates a set of diffused signals according to a judging rule. The operation circuit receives the set of diffused signals and generates a set of output image signals according to a second predetermined manner and a predetermined operational rule.