发明名称 |
OBJECT SENSING APPARATUS, TOUCH SENSING SYSTEM, AND TOUCH SENSING METHOD |
摘要 |
An object sensing apparatus including an object sensing unit, a signal selecting unit, at least one signal sensing unit, and a control unit is provided. The object sensing unit outputs a plurality of sensing signals. The signal selecting unit selects at least one of the sensing signals as a signal under test and selects at least one of the unselected sensing signals as a reference signal. The signal sensing unit outputs a difference signal according to the signal under test and the reference signal. The control unit determines an object position relative to the object sensing unit according to the difference signal. Additionally, a touch sensing apparatus and a method thereof are also provided.
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申请公布号 |
US2011187663(A1) |
申请公布日期 |
2011.08.04 |
申请号 |
US201113018425 |
申请日期 |
2011.02.01 |
申请人 |
NOVATEK MICROELECTRONICS CORP. |
发明人 |
LIN CHING-CHUN;TANG WING-KAI;HUNG CHING-HO;CHANG TSEN-WEI;LIN YI-LIANG;TSAI JIUN-JIE |
分类号 |
G06F3/041 |
主分类号 |
G06F3/041 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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