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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 11226443 B1

PDFFull Text
Date of Patent:
Jan. 18, 2022

Filed:

May. 17, 2019

Piezoelectric color filter, piezoelectric color filter substrate, display device, and production method

Applicant:

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

Inventors:

Qingchao Zhou, Beijing, CN;

Shengji Yang, Beijing, CN;

Xiaochuan Chen, Beijing, CN;

Assignee:

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

Attorney:

McDermott Will & Emery LLP

Primary Examiner:

Cara E Rakowski

Int. Cl.
CPC ...
G02B 5/22 (2006.01); G02B 1/04 (2006.01); G02F 1/23 (2006.01); G06F 3/041 (2006.01); H01L 41/047 (2006.01); H01L 41/113 (2006.01); H01L 41/18 (2006.01); H01L 41/253 (2013.01); G09G 3/34 (2006.01); G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
G02B 5/223 (2013.01); G02B 1/04 (2013.01); G02F 1/23 (2013.01); G06F 3/0412 (2013.01); G06F 3/04144 (2019.05); G09G 3/3413 (2013.01); H01L 41/0471 (2013.01); H01L 41/1132 (2013.01); H01L 41/18 (2013.01); H01L 41/253 (2013.01); G02F 1/133516 (2013.01); G02F 2202/36 (2013.01); G06F 2203/04103 (2013.01); G09G 2300/0452 (2013.01); G09G 2354/00 (2013.01);
Abstract

Provided is a piezoelectric color filter, wherein the piezoelectric color filter has piezoelectricity and comprises a photoluminescent material. The piezoelectric color filter may have a matrix of a first piezoelectric material being transparent or translucent; and quantum dots distributed in the matrix of the first piezoelectric material. Also provided are a piezoelectric color filter substrate, a display device, and a production method of the piezoelectric color filter.

Find Patent Forward Citations

Zhou, Qingchao. (2022). Piezoelectric color filter, piezoelectric color filter substrate, display device, and production method (U.S. Patent No. 11226443). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11226443

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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