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:
Jan. 28, 2020
Filed:
May. 05, 2017
Boe Technology Group Co., Ltd., Beijing, CN;
Beijing Boe Display Technology Co., Ltd., Beijing, CN;
Kan Zhang, Beijing, CN;
Bin Zhang, Beijing, CN;
Qiang Zhang, Beijing, CN;
Guangxing Wang, Beijing, CN;
Dianzheng Dong, Beijing, CN;
Pengming Chen, Beijing, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
BEIJING BOE DISPLAY TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Abstract
The present disclosure discloses a scanning circuit for touch screen, touch screen and touch control method. The canning circuit for touch screen includes: a multiplexing circuit and a touch driving circuit coupled to the same, the touch driving circuit includes m signal input terminals, each of which is coupled to n receiving-electrode channels, and in an itime slot of a current scanning period, the multiplexing circuit controls the touch driving circuit to receive, through the m signal input terminals, output signals from m receiving-electrode channels, and determines a touch position according to an emitting-electrode channel corresponding to the current scanning period and the output signals of the m receiving-electrode channels, the current scanning period includes n time slots, i=1, 2, . . . n, and the output signals of the m receiving-electrode channels received by the touch driving circuit in each time slot are different.