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:
Mar. 12, 2019
Filed:
Jan. 07, 2016
Boe Technology Group Co., Ltd., Beijing, CN;
Beijing Boe Optoelectronics Technology Co., Ltd., Beijing, CN;
Qingfang Bian, Beijing, CN;
Xue Dong, Beijing, CN;
Dong Chen, Beijing, CN;
Hao Zhang, Beijing, CN;
Lingyun Shi, Beijing, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Beijing, CN;
Abstract
Embodiments of the disclosure provide a display driving device including: a counting unit configured to count the number of first pixel points whose gray level values are larger than or equal to a first gray level value and the number of the other pixel points whose gray level values are smaller than the first gray level value in an image displayed by a target display, a comparing unit configured to compare the number of the first pixel points and the number of the other pixel points and transmit a first instruction to the driving unit if the former is larger than or equal to the latter, and a driving unit configured to control a refresh frequency of the display to be larger than or equal to a first frequency if the first instruction is received, otherwise, control the refresh frequency of the display to be smaller than the first frequency.