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 8197112 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 12, 2012

Filed:

Nov. 13, 2007
Applicants:

Sang-hoon Park, Gyeonggi-do, KR;

Young-joo Nam, Daegu, KR;

Dong-gyun Ra, Chungcheongnam-do, KR;

Inventors:

Sang-hoon Park, Gyeonggi-do, KR;

Young-joo Nam, Daegu, KR;

Dong-gyun Ra, Chungcheongnam-do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 7/04 (2006.01); G09F 13/08 (2006.01); G09F 13/18 (2006.01);
U.S. Cl.
CPC ...
Abstract

A backlight assembly includes: a light guide plate having a light entering surface, a light facing surface that is substantially parallel to the light entering surface, a light emitting surface connecting first edges of the light entering surface and the light facing surface, and a bottom surface connecting second edges of the light entering surface and the light facing surface. A light source unit provides light to the light entering surface. At least one color sensor is disposed to receive light from the light guide plate, and at least one light amplifying member is disposed between the light guide plate and the color sensor to collect and concentrate the light from the light guide plate on the color sensor.


Find Patent Forward Citations

Park, Sang-hoon. (2012). Backlight assembly having color level sensor (U.S. Patent No. 8197112). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8197112

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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