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.:
Date of Patent:
Dec. 03, 2024
Filed:
Dec. 31, 2020
Wuhan China Star Optoelectronics Technology Co., Ltd., Wuhan, CN;
Abstract
The application discloses a liquid crystal display panel, including: a color filter substrate defined with a plurality of light path openings, a driving substrate arranged opposite to the color filter substrate, a liquid crystal layer located between the color filter substrate and the driving substrate, and a plurality of photosensitive sensor units, wherein a plurality of retaining wall structures are provided in the liquid crystal layer, the retaining wall structures are hollow, a top and a bottom of each of the retaining wall structures are both open, a top opening of each of the retaining wall structures is aligned with at least one of the light path openings, and a bottom opening of each of the retaining wall structures is aligned with one of the photosensitive sensor units. The present application can improve signal-to-noise ratios of fingerprint signals through the retaining wall structures.