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:
Jul. 12, 2011

Filed:

Jul. 31, 2008
Applicants:

Ki-ju Im, Suwon-si, KR;

Byong-deog Choi, Suwon-si, KR;

Won-sik Kim, Suwon-si, KR;

Hye-hyang Park, Suwon-si, KR;

Hui-won Yang, Suwon-si, KR;

Yun-gyu Lee, Suwon-si, KR;

Inventors:

Ki-Ju Im, Suwon-si, KR;

Byong-Deog Choi, Suwon-si, KR;

Won-Sik Kim, Suwon-si, KR;

Hye-Hyang Park, Suwon-si, KR;

Hui-Won Yang, Suwon-si, KR;

Yun-Gyu Lee, Suwon-si, KR;

Assignee:

Samsung Mobile Display Co., Ltd., Suwon-si, Gyeonggi-do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/04 (2006.01); H01L 31/036 (2006.01); H01L 27/15 (2006.01); H01L 31/12 (2006.01); H01L 33/00 (2006.01); H01L 31/0232 (2006.01); G01J 1/42 (2006.01);
U.S. Cl.
CPC ...
Abstract

A photo sensor includes a light incidence unit including a plurality of light incidence layers, the light incidence unit having a varying light transmittance with respect to external light, and a photo sensing unit including a plurality of photo sensing elements, the photo sensing unit being configured to output electrical signals in accordance with an amount of light transmitted through the light incidence unit to determine intensity of the external light, each of the photo sensing elements being configured to output electrical signals in accordance with light transmitted through a respective light incidence layer.


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