Invention Grant
US08508490B2 Method of detecting a touch event for a touch panel and related device
有权
检测触摸面板和相关设备的触摸事件的方法
- Patent Title: Method of detecting a touch event for a touch panel and related device
- Patent Title (中): 检测触摸面板和相关设备的触摸事件的方法
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Application No.: US12565762Application Date: 2009-09-24
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Publication No.: US08508490B2Publication Date: 2013-08-13
- Inventor: He-Wei Huang , Hui-Hung Chang , Chih-Yuan Chang
- Applicant: He-Wei Huang , Hui-Hung Chang , Chih-Yuan Chang
- Applicant Address: TW Hsinchu Science Park, Hsin-Chu
- Assignee: NOVATEK Microelectronics Corp.
- Current Assignee: NOVATEK Microelectronics Corp.
- Current Assignee Address: TW Hsinchu Science Park, Hsin-Chu
- Agent Winston Hsu; Scott Margo
- Priority: TW098111272A 20090403
- Main IPC: G06F3/041
- IPC: G06F3/041
Abstract:
A method of detecting a touch event for a touch panel which comprises a plurality of intersecting traces. The method includes outputting a charge control signal to a trace of the plurality of traces, and keeping other traces except for the trace floating and determining whether the touch event happens according to a voltage signal on the trace.
Public/Granted literature
- US20100253639A1 METHOD OF DETECTING A TOUCH EVENT FOR A TOUCH PANEL AND RELATED DEVICE Public/Granted day:2010-10-07
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