发明名称 |
Optical Proximity Sensing |
摘要 |
An optical proximity sensor module including a housing; an integrated light emitter configured to emit light; a diffractive optical element positioned in front of the light emitter and configured to direct light emitted by the light emitter towards a target volume in front of the diffractive optical element; and an integrated light detector configured to detect light reflected from a proximal object at the target volume.
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申请公布号 |
US2013153755(A1) |
申请公布日期 |
2013.06.20 |
申请号 |
US201013813553 |
申请日期 |
2010.08.03 |
申请人 |
PIKKUJAMSA KALLE EINO OLAVI;WIESER RALF;NOKIA CORPORATION |
发明人 |
PIKKUJAMSA KALLE EINO OLAVI;WIESER RALF |
分类号 |
G01V8/12;G01V8/20 |
主分类号 |
G01V8/12 |
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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