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:
Jan. 20, 2026
Filed:
Dec. 10, 2021
Boe Technology Group Co., Ltd., Beijing, CN;
Zhongyuan Sun, Beijing, CN;
Weijie Wang, Beijing, CN;
Rui Huang, Beijing, CN;
Renquan Gu, Beijing, CN;
Yujie Liu, Beijing, CN;
Biqi Li, Beijing, CN;
BOE Technology Group Co., Ltd., Beijing, CN;
Abstract
The present disclosure provides a visible light communication device, a display substrate, a display device, and a manufacturing method of the display substrate. The visible light communication device includes: a protrusion structure arranged on a base substrate and protruding toward a photosensitive side of the visible light communication device; a first electrode covering the protrusion structure; a visible light sensing layer arranged at a side of the first electrode away from the protrusion structure; and a second electrode arranged at a side of the visible light sensing layer away from the first electrode. A surface of each of the first electrode, the visible light sensing layer and the second electrode away from the base substrate is provided with a protrusion facing the photosensitive side of the visible light communication device due to the protrusion structure.