发明名称 |
ULTRASOUND DETECTORS |
摘要 |
<p>A method of receiving data coded on an ultrasonic signal comprising: detecting said ultrasonic signal using a microphone (4) having its greatest response below 20 kilohertz or a microphone (4) adapted for human speech reception; and decoding said signal to determine said data.</p> |
申请公布号 |
EP2188922(A2) |
申请公布日期 |
2010.05.26 |
申请号 |
EP20080788388 |
申请日期 |
2008.08.20 |
申请人 |
SONITOR TECHNOLOGIES AS |
发明人 |
BOOIJ, WILFRED, EDWIN;WELLE, KNUT, OSVALD |
分类号 |
H04L27/144;H04B11/00;H04L27/156 |
主分类号 |
H04L27/144 |
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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