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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 10580839 B1

PDFFull Text
Date of Patent:
Mar. 03, 2020

Filed:

Feb. 15, 2017

Self-luminous display pixel

Applicant:

Shanghai Oxi Technology Co., Ltd, Shanghai, CN;

Inventors:

Yan Ling, Shanghai, CN;

Hong Zhu, Shanghai, CN;

Assignee:

SHANGHAI OXI TECHNOLOGY CO., LTD., Shanghai, CN;

Attorney:

Adsero IP

Primary Examiner:

Fazli Erdem

Int. Cl.
CPC ...
H01L 27/32 (2006.01); H01L 31/105 (2006.01); H01L 51/52 (2006.01); G06K 9/00 (2006.01); H01L 27/146 (2006.01); H01L 27/12 (2006.01);
U.S. Cl.
CPC ...
H01L 27/3234 (2013.01); G06K 9/0004 (2013.01); H01L 27/14612 (2013.01); H01L 27/14623 (2013.01); H01L 27/14678 (2013.01); H01L 27/3258 (2013.01); H01L 27/3262 (2013.01); H01L 27/3265 (2013.01); H01L 27/3272 (2013.01); H01L 31/105 (2013.01); H01L 31/1055 (2013.01); H01L 51/5206 (2013.01); H01L 51/5253 (2013.01); H01L 27/124 (2013.01); H01L 27/1248 (2013.01); H01L 27/1255 (2013.01); H01L 27/3276 (2013.01);
Abstract

A self-luminous display pixel is provided, including: a self-luminous circuit including a self-luminous device, the self-luminous device including a bottom electrode layer; wherein the bottom electrode layer includes a light blocking layer; and the self-luminous display pixel further includes an optical fingerprint sensing circuit, the optical fingerprint sensing circuit includes a first TFT device and a photosensitive device, and a channel layer of the first TFT device is disposed right under a portion of the bottom electrode layer. A fingerprint sensing function can be realized by the self-luminous display pixel, and an overall structure of the self-luminous display pixel can be optimized.

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