Invention Grant
US09430088B1 Touch sensor driving device and display device comprising the same
有权
触摸传感器驱动装置及包括该驱动装置的显示装置
- Patent Title: Touch sensor driving device and display device comprising the same
- Patent Title (中): 触摸传感器驱动装置及包括该驱动装置的显示装置
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Application No.: US14968474Application Date: 2015-12-14
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Publication No.: US09430088B1Publication Date: 2016-08-30
- Inventor: Dukhyo Lee , Beomjin Kim
- Applicant: LG Display Co., Ltd.
- Applicant Address: KR Seoul
- Assignee: LG Display Co., Ltd.
- Current Assignee: LG Display Co., Ltd.
- Current Assignee Address: KR Seoul
- Agency: Fenwick & West LLP
- Priority: KR10-2015-0151770 20151030
- Main IPC: G06F3/045
- IPC: G06F3/045 ; G06F3/041 ; G06F3/044
Abstract:
A touch sensor driving device comprises: a plurality of touch sensing circuits that receive touch sensor sensing signals from touch sensors of a touchscreen through a plurality of receiving channels; and a plurality of discharge circuits connected between the receiving channels and the touch sensing circuits to receive charge eliminating pulse signals and reduce the swing amplitude of the touch sensor sensing signals input into the touch sensing circuits.
Information query
