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:
Feb. 07, 2023

Filed:

Jun. 30, 2020
Applicants:

Hefei Boe Display Technology Co., Ltd., Anhui, CN;

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

Inventors:

Yue Du, Beijing, CN;

Yuanhui Guo, Beijing, CN;

Lei Guo, Beijing, CN;

Ke Dai, Beijing, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/1362 (2006.01); G02F 1/1335 (2006.01); G02F 1/1347 (2006.01); G02F 1/1368 (2006.01);
U.S. Cl.
CPC ...
G02F 1/136286 (2013.01); G02F 1/1347 (2013.01); G02F 1/133512 (2013.01); G02F 1/1368 (2013.01);
Abstract

The present disclosure relates to a display panel and a display device. The display panel comprises: a display liquid crystal panel comprising a plurality of sub-pixels defined by a first grid structure and arranged in an array; a dimming liquid crystal panel located on a light incident side of the display liquid crystal panel and stacked with the display liquid crystal panel, the dimming liquid crystal panel comprising a plurality of dimming pixels defined by a second grid structure and arranged in an array; wherein the second grid structure comprises a plurality of shading lines which extend in a waveform along a row direction and have the same period, and a waveform phase difference Δϕ of any two adjacent shading lines meets: 0<|Δϕ|<π.


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