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公开(公告)号：US10135555B2
公开(公告)日：2018-11-20
申请号：US15436260
申请日：2017-02-17
发明人： Hong Zhang , Hao Jia , Shijun Liu , Haiyu Wang
摘要： A device and a method for monitoring behavior of listening to broadcast comprises a transmitter transmitting a characteristic audio signal which is modulated on a carrier signal; a collector collecting an ambient sound; a detector detecting whether the collected ambient sound contains the characteristic audio signal; and a determiner determining whether a broadcast receiving apparatus receives the broadcasting channel corresponding to frequency of the carrier signal according to the result of the detector.
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公开(公告)号：US20170243601A1
公开(公告)日：2017-08-24
申请号：US15436260
申请日：2017-02-17
发明人： Hong Zhang , Hao Jia , Shijun Liu , Haiyu Wang
IPC分类号： G10L25/51
摘要： The invention relates to monitoring behavior of listening to broadcast, and it is presented a device and a method for monitoring behavior of listening to broadcast. The device comprises a transmitter transmitting a characteristic audio signal which is modulated on a carrier signal; a collector collecting an ambient sound; a detector detecting whether the collected ambient sound contains the characteristic audio signal; and a determiner determining whether a broadcast receiving apparatus receives the broadcasting channel corresponding to frequency of the carrier signal according to the result of the detector.
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