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:
Apr. 25, 2023
Chongqing Boe Smart Electronics System Co., Ltd., Chongqing, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Lichun Chen, Beijing, CN;
Yunyan Xie, Beijing, CN;
Bo Liu, Beijing, CN;
Qiangeng Cheng, Beijing, CN;
Chongqing BOE Smart Electronics System Co., Ltd., Beijing, CN;
BOE Technology Group Co Ltd, Beijing, CN;
Abstract
A display panel and a display apparatus. The display panel comprises an electronic-paper display unit and a display control circuit. The display control circuit comprises a capacitor energy storage module, an antenna module, a control module and a comparator, wherein the antenna module is connected to the capacitor energy storage module, and charges the capacitor energy storage module in response to a radio-frequency signal; the control module is connected to the capacitor energy storage module and the electronic-paper display unit; the comparator is connected to the control module and the electronic-paper display unit; and when the voltage of the capacitor energy storage module is greater than a preset threshold voltage, power is supplied to the electronic-paper display unit.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile