发明名称 |
AUTOMATIC RESOURCE RETRIEVAL AND USE |
摘要 |
At a commercial location, broadcasting a content acquisition cue via an audio signal. The audio signal has a frequency that renders the signal inaudible to a human; corresponds to the commercial location; and bears information that causes the device to obtain content relevant to the commercial location. |
申请公布号 |
US2012213383(A1) |
申请公布日期 |
2012.08.23 |
申请号 |
US201213459497 |
申请日期 |
2012.04.30 |
申请人 |
GLITSCH HANS M.;SHAH AJAY |
发明人 |
GLITSCH HANS M.;SHAH AJAY |
分类号 |
H04B3/00 |
主分类号 |
H04B3/00 |
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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