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:
Nov. 29, 2022

Filed:

Jan. 24, 2019
Applicants:

Chengdu Boe Optoelectronics Technology Co., Ltd., Chengdu, CN;

Boe Technology Group Co., Ltd., Beijing, CN;

Inventors:

Kuo Sun, Beijing, CN;

Hai Zheng, Beijing, CN;

Jianxiong Huang, Beijing, CN;

Guodong Liu, Beijing, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/32 (2006.01); H01L 51/52 (2006.01); G06V 40/13 (2022.01);
U.S. Cl.
CPC ...
H01L 27/3272 (2013.01); G06V 40/1318 (2022.01); H01L 27/3234 (2013.01); H01L 27/3258 (2013.01); H01L 51/5284 (2013.01); H01L 27/3246 (2013.01);
Abstract

Disclosed herein is a display panel, comprising: a support; a first layer comprising a light emitter, a first region and a second region; a second layer sandwiched between the first layer and the support; wherein the first region and the second region allow light scattered by an object (e.g., a person's finger) to transmit therethrough; wherein the second layer allows light transmitted through the first region to reach the support and comprises a light-blocking layer configured to attenuate light transmitted through the second region.


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