RF communication system
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United States of America Patent
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Mar 13, 2012
Grant Date -
Jul 31, 2008
app pub date -
Jan 2, 2008
filing date -
Jan 25, 2007
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An RF communications system including a controlled apparatus configured to receive a RF signal transmitted from a remote control transmitter on a channel that the controlled apparatus can receive, without providing a response signal to the remote control transmitter. The RF transmitting circuit unit of the remote control transmitter transmits RF signals on all of a number of selected transmission channels in a wireless frequency band, while the RF receiving circuit unit of the controlled apparatus stands by to receive an RF signal on a channel of the selected channels that has a relatively low electric field intensity.
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