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.:

US 7646397 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 12, 2010

Filed:

Jul. 22, 2005
Applicant:

Nobuo Karaki, Suwa, JP;

Inventor:

Nobuo Karaki, Suwa, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G 5/10 (2006.01);
U.S. Cl.
CPC ...
Abstract

What exemplifies the invention is an electro-optical device that includes a matrix of pixel elements, a matrix of pixel drivers, each of which corresponds to each of the pixel elements, and a matrix of element processors, each of which corresponds to each of the pixel drivers. The element processors collaborate in executing grayscale calculation for transforming the grayscale resolution of the pixel data into another grayscale resolution, which is intrinsic in the couple of the pixel element and the driver, with reference to error distributed from the adjacent element processors in order to supply the result of calculation to the corresponding pixel driver, and also in distributing the error of grayscale calculation to the adjacent pixel elements.


Find Patent Forward Citations

Karaki, Nobuo. (2010). Electro-optical device, method for displaying an image, electronic device, and display structure (U.S. Patent No. 7646397). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7646397

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