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:
Jun. 02, 2026
Filed:
Mar. 27, 2024
Nanjing Boe Display Technology Co., Ltd., Nanjing, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Beijing Boe Technology Development Co., Ltd., Beijing, CN;
Tunghsin Lan, Beijing, CN;
Dayu Zhang, Beijing, CN;
Xinchen MA, Beijing, CN;
Yueyuan Zhang, Beijing, CN;
Nanjing BOE Display Technology CO., LTD., Nanjing, CN;
BOE Technology Group Co., Ltd., Beijing, CN;
Beijing BOE Technology Development Co., Ltd., Beijing, CN;
Abstract
The application relates to a light detection structure, a display panel and a display device. The test circuit includes a photo transistor and an auxiliary transistor that are connected in series; the reference circuit includes a reference transistor; equivalent resistance values of the photo transistor, the auxiliary transistor and the reference transistor are same; a control end of the test circuit is connected with a control end of the reference circuit, and a signal input end of the test circuit is connected with a signal input end of the reference circuit; the signal processor includes a first input end and a second input end, and the first input end is electrically connected with the signal output end of the photo transistor; and the second input end is electrically connected with the signal output end of the reference transistor.