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:
Nov. 10, 2020
Filed:
Jan. 24, 2019
Hisense Visual Technology Co., Ltd., Qingdao, CN;
Hisense Visual Technology Co., Ltd., Qingdao, CN;
Abstract
Disclosed are a backlight drive circuit, a backlight driving method, and a display device. The backlight drive circuit according to some embodiments of the disclosure includes: a plurality of LED strips configured to be powered in a time-division mode; a discharging circuit connected with anodes of the plurality of LED strips; and a first switch element connected with cathodes of the plurality of LED strips, wherein the first switch element has a first terminal connected with the cathodes of the plurality of LED strips, and a second terminal grounded, and the first switch element is configured to be turned on when any one of the plurality of LED strips is powered on.