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:
Oct. 13, 2026
Filed:
Jun. 28, 2023
Everdisplay Optronics (Shanghai) Co., Ltd., Shanghai, CN;
Everdisplay Optronics (Shanghai) Co., Ltd., Shanghai, CN;
Abstract
Disclosed are a pixel driving circuit and a driving method thereof, and a display apparatus, the circuit includes a driving transistor; a storage capacitor; an initializing unit configured to transmit an initialization voltage to a second node to charge the storage capacitor; a threshold compensation unit configured to obtain a threshold voltage of the driving transistor in response to a first scanning signal scanned at a first frequency and update a potential of the second node; a data writing unit configured to transmit a data signal to a first node; a reset unit configured to reset a potential of the first node in response to a second scanning signal scanned at a second frequency; a light emitting control unit configured to control light emission of an organic light emitting diode; the second frequency being N times the first frequency, N being an integer greater than or equal to 1.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile