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:
Jul. 14, 2026
Filed:
Feb. 20, 2023
Chengdu Boe Optoelectronics Technology Co., Ltd., Chengdu, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Changlong Yuan, Beijing, CN;
Dongfang Yang, Beijing, CN;
Xiaoxiao Wang, Beijing, CN;
Zhenhua Zhang, Beijing, CN;
Li Zhu, Beijing, CN;
Chengdu BOE Optoelectronics Technology Co., Ltd., Chengdu, CN;
BOE Technology Group Co., Ltd., Beijing, CN;
Abstract
Disclosed are a pixel circuit, a display panel, a display apparatus, and a drive method. The pixel circuit includes: a light emitting device; a drive transistor configured to generate current driving the light emitting device according to data voltage; a coupling control circuit configured to stabilize voltages of first node and gate electrode of the drive transistor and turn on the first node and second electrode of the drive transistor in response to signal of light emitting control signal end; a signal writing circuit configured to provide signal of data signal end for the first node in response to signal of a scanning signal end and provide signal of first power end for first electrode of the drive transistor in response to signal of light emitting control signal end; a threshold compensation circuit configured to write threshold voltage of the drive transistor to the gate electrode of the drive transistor.