- Patent Title: Touch driving circuit, display device and driving method thereof
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Application No.: US15121897Application Date: 2015-11-16
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Publication No.: US09785280B2Publication Date: 2017-10-10
- Inventor: Fengchun Pang , Lei Ma
- Applicant: BOE TECHNOLOGY GROUP CO., LTD. , BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Applicant Address: CN Beijing CN Beijing
- Assignee: BOE TECHNOLOGY GROUP CO., LTD.,BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Current Assignee: BOE TECHNOLOGY GROUP CO., LTD.,BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Current Assignee Address: CN Beijing CN Beijing
- Agency: Armstrong Teasdale LLP
- Priority: CN201510317080 20150610
- International Application: PCT/CN2015/094725 WO 20151116
- International Announcement: WO2016/197542 WO 20161215
- Main IPC: G06F3/041
- IPC: G06F3/041 ; G06F3/044 ; G09G3/20 ; G11C19/28

Abstract:
The present disclosure provides a touch driving circuit for providing driving signals to touch driving electrodes of a touch panel in a touch phase. The touch driving circuit includes a plurality of cascaded touch shift register units. The number of the touch shift register units is same as the number of columns of the touch driving electrodes. The touch driving circuit further includes a plurality of switching units corresponding to the plurality of touch shift register units. The switching unit includes a driving signal input terminal, a control terminal and a driving signal output terminal. When the touch shift register unit outputs a high level signal, the switching unit connects the driving signal input terminal and the driving signal output terminal. Correspondingly, the present disclosure further provides a display device and a driving method thereof.
Public/Granted literature
- US20170153742A1 TOUCH DRIVING CIRCUIT, DISPLAY DEVICE AND DRIVING METHOD THEREOF Public/Granted day:2017-06-01
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