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:
Sep. 26, 2017

Filed:

May. 18, 2016
Applicant:

AU Optronics Corporation, Hsin-Chu, TW;

Inventors:

Ching-Wen Chen, Hsin-Chu, TW;

An-Thung Cho, Hsin-Chu, TW;

Assignee:

AU OPTRONICS CORPORATION, Hsin-Chu, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/32 (2006.01); H01L 29/786 (2006.01); H01L 27/12 (2006.01); H01L 21/027 (2006.01); H01L 31/09 (2006.01); H01L 31/18 (2006.01); H01L 29/66 (2006.01);
U.S. Cl.
CPC ...
H01L 29/78651 (2013.01); H01L 21/0274 (2013.01); H01L 27/124 (2013.01); H01L 27/3227 (2013.01); H01L 29/66765 (2013.01); H01L 31/09 (2013.01); H01L 31/18 (2013.01);
Abstract

An optical sensing device includes a thin film transistor disposed on a substrate, an optical sensor, a planar layer, and an organic light emitting diode. The optical sensor includes a metal electrode disposed on a gate dielectric layer of the thin film transistor and connecting to a drain electrode of the thin film transistor, an optical sensing layer disposed on the metal electrode, and a first transparent electrode disposed on the optical sensing layer. The planar layer covers at least a part of the thin film transistor and the optical sensor. The organic light emitting diode is disposed on the planar layer. The anode electrode and the cathode electrode of the organic light emitting diode are electrically coupled to a gate line and a data line respectively.


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