发明申请
- 专利标题: PROXIMITY SENSOR WITH MOTION DETECTION
- 专利标题(中): 具有运动检测的接近传感器
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申请号: US12904883申请日: 2010-10-14
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公开(公告)号: US20120092254A1公开(公告)日: 2012-04-19
- 发明人: Chee Heng Wong , Han Kang Chong , Yufeng Yao
- 申请人: Chee Heng Wong , Han Kang Chong , Yufeng Yao
- 主分类号: G06F3/033
- IPC分类号: G06F3/033 ; G01P13/00
摘要:
A proximity sensor with movement detection is provided. The proximity sensor may provide a navigation function in response to movement of an object. The proximity sensor includes a driver operable to generate a current to a plurality of light sources in a particular timing sequence, a photo detector configured to receive light and generate an output signal, a controller configured to report the movement of an object near the proximity sensor if the output signal pattern generated matches one of the output signal patterns from among a set of known output signal patterns. The proximity sensor may be configured to provide a navigation operation when an object moves near the proximity sensor.
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