| http://www.w3.org/ns/prov#value | - Further, the receiver 116 need not include a demodulator component where the network computer 22 is capable of demodulating/extracting information from the received signal. [0099] The signal is transmitted by the transmitters 114, 150, 152 and 154 may be radio frequency signals, infra-red signals, ultrasonic signals, an optical signal such as a LASER beam, or any other signals capable of being rec
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