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:
Sep. 19, 2023
Filed:
Apr. 12, 2021
Chongqing Boe Smart Electronics System Co., Ltd., Chongqing, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Lianghui Shi, Beijing, CN;
Yuanzhuo Liu, Beijing, CN;
Chongqing BOE Smart Electronics System Co., Ltd, Chongqing, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Abstract
A control method for an electronic ink screen includes: when colors of an image to be displayed include only a black color and a white color, outputting a first black driving signal, and outputting a first white driving signal; and when the colors of the image to be displayed include the black color, the white color and a chromatic color, outputting a second black driving signal, outputting a second white driving signal, and outputting a chromatic driving signal. A duration of the first black driving signal is equal to a duration of the first white driving signal. A duration of the second black driving signal, a duration of the second white driving signal and the duration of the chromatic driving signal are equal. The duration of the second white driving signal is greater than the duration of the first white drive signal.