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:
May. 14, 2013

Filed:

Jan. 05, 2009
Applicant:

Kenichiro Hibi, Toyokawa, JP;

Inventor:

Kenichiro Hibi, Toyokawa, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/038 (2006.01); G09G 5/00 (2006.01); G09G 5/10 (2006.01); G09G 3/36 (2006.01);
U.S. Cl.
CPC ...
Abstract

In a color sensor unit for use in a display device, a color measuring device for use in a display device, a display system and a display calibration method of the invention, a CPU is operable to calculate a luminance value or a chromaticity value substantially equivalent to that to be obtained by a measuring device having a light receiving angle smaller than a light receiving angle of a sensor, by correcting a luminance value or a chromaticity value measured by the sensor based on gradation information from the display device.


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