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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 12063839 B1

PDFFull Text
Date of Patent:
Aug. 13, 2024

Filed:

Dec. 15, 2020

Display substrate, display apparatus, and display substrate manufacture method

Applicant:

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

Inventors:

Shuang Du, Beijing, CN;

Paoming Tsai, Beijing, CN;

Zhao Li, Beijing, CN;

Assignee:

BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;

Attorney:

McCoy Russell LLP

Primary Examiner:

Brook Kebede

Int. Cl.
CPC ...
H10K 59/50 (2023.01); G02F 1/1335 (2006.01); G02F 1/13357 (2006.01); G02F 1/1516 (2019.01); G02F 1/153 (2006.01); G02F 1/157 (2006.01); H10K 50/86 (2023.01); H10K 71/00 (2023.01); G02F 1/1524 (2019.01); H10K 59/12 (2023.01); H10K 59/38 (2023.01);
U.S. Cl.
CPC ...
H10K 59/50 (2023.02); G02F 1/133512 (2013.01); G02F 1/133514 (2013.01); G02F 1/1336 (2013.01); G02F 1/15165 (2019.01); G02F 1/1533 (2013.01); G02F 1/157 (2013.01); H10K 50/865 (2023.02); H10K 71/00 (2023.02); G02F 1/1524 (2019.01); G02F 2201/52 (2013.01); G02F 2203/64 (2013.01); H10K 59/12 (2023.02); H10K 59/1201 (2023.02); H10K 59/38 (2023.02);
Abstract

This disclosure relates to a display substrate. The display substrate includes: a backplate, and a light-emitting device and a thin film encapsulation layer which are successively formed on the backplate, wherein the backplate includes a display area, the display area includes a plurality of pixel areas arranged in an array; the display substrate further includes an electrochromic unit arranged on a side, away from the backplate, of the thin film encapsulation layer, wherein the electrochromic unit includes at least a first area, and projection of the first area onto the backplate covers the pixel areas; the electrochromic unit is in a transparent state when the light-emitting device emits light, and the electrochromic unit is in a black state when the light-emitting device does not emit light. This disclosure also relates to a display apparatus and a display substrate manufacture method.

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