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发明名称
互电容式触控装置及其弦波量测方法
摘要
本发明为有关一种互电容式触控装置及其弦波量测方法,互电容式之触控装置系先于驱动及感测模组之弦波产生电路产生有时脉,并以时脉依据弦波产生电路内部搭载之查表产生有复数弦波,以供透过选择电路将弦波循序传输至感测面板之各驱动线,此时各驱动线之弦波系分别电容性耦合至各感测线并产生有感测讯号,而量测单元亦透过查表分别对各感测线之感测讯号进行侦测取得,故本发明以查表即可供产生弦波及侦测各感测讯号,并以此简化触控装置之回路传输作业,进而增加触控装置之运作效能。
申请公布号
TW201525820
申请公布日期
2015.07.01
申请号
TW102149334
申请日期
2013.12.31
申请人
禾瑞亚科技股份有限公司 EGALAX_EMPIA TECHNOLOGY INC.
发明人
张钦富 CHANG, CHIN FU
分类号
G06F3/044(2006.01)
主分类号
G06F3/044(2006.01)
代理机构
代理人
张朝坤陈惠蓉
主权项
地址
台北市内湖区瑞光路302号11楼 TW
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