Invention Grant
- Patent Title: Force touch detection circuit, method and display panel
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Application No.: US15865169Application Date: 2018-01-08
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Publication No.: US10439610B2Publication Date: 2019-10-08
- Inventor: Liang Liu , Feng Lu , Conghua Ma , Shaolong Ma , Zaiwen Zhu , Qitai Ji , Yuheng Zhang , Shui He , Yong Yuan , Qijun Yao
- Applicant: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.
- Applicant Address: CN Shanghai
- Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.
- Current Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.
- Current Assignee Address: CN Shanghai
- Agency: Kilpatrick Townsend & Stockton LLP
- Priority: CN201710631959 20170728
- Main IPC: H03K17/96
- IPC: H03K17/96 ; G06F3/041 ; H01L27/32

Abstract:
The present disclosure provides a force touch detection circuit, a force touch detection circuit method and a display panel. The force touch detection circuit includes: n force-sensing sensors, n first switches, a first end of the ith first switch being electrically connected with a first end of the ith force-sensing sensor, a second end of the ith first switch being electrically connected with a first test connection terminal; n second switches, a first end of the ith second switch being electrically connected with a second end of the ith force-sensing sensor, a second end of the ith second switch being electrically connected with a second test connection terminal; n control signal connection terminals, the ith control signal connection terminal is electrically connected with a control end of the ith first switch and a control end of the ith second switch.
Public/Granted literature
- US20180131373A1 FORCE TOUCH DETECTION CIRCUIT, METHOD AND DISPLAY PANEL Public/Granted day:2018-05-10
Information query
IPC分类: