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Abstract
A wireless communication system is disclosed herein. The wireless communication system may include transmitter units and a receiver. In one embodiment, each transmitter has an address and logic programmed to perform the steps of receiving a user selection and, responsive to the receiving, repeatedly transmitting a wireless selection signal until a wireless acknowledgment signal is received. The wireless selection signal may include the address and the user selection. The receiver may include means to receive a wireless selection signal and logic programmed to transmit a wireless acknowledgment signal in response to the receipt of each wireless selection signal.
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Citations
42 Claims
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1-22. -22. (canceled)
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23. An audience response system comprising:
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a plurality of response units, each response unit including; a transceiver, an address, and logic configured to receive a user selection and, without receiving a wireless signal to initiate transmission, instruct the transceiver to wirelessly transmit a plurality of selection signals, each of the plurality of selection signals encoding the address and the user selection; and a base unit including a transceiver configured to wirelessly receive at least one of the plurality of selection signals and wirelessly transmit an acknowledgment signal in response to the receipt. - View Dependent Claims (24, 25, 26, 27, 28, 29, 30, 31)
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32. A method for wirelessly communicating data representing audience responses in an audience response system having a plurality of response units and at least one base unit, the method comprising:
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receiving a user response; asynchronously wirelessly transmitting a plurality of radio frequency signals, each of the plurality of radio frequency signals encoding the user response and a unique identifier; and terminating the asynchronous wireless transmission. - View Dependent Claims (33, 34, 35, 36, 37)
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38. A method for wirelessly receiving data representing audience responses in an audience response system having a plurality of response units and at least one base unit, the method comprising:
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initiating a start up sequence; entering a non-transmission mode upon completion of the start up sequence; remaining in the non-transmission mode until a wireless signal having data representing a user response and data representing an address is wirelessly received; decoding the wireless signal into data representing the user response and data representing the address; generating an acknowledgment signal encoding the data representing the address; and wirelessly transmitting the acknowledgment signal. - View Dependent Claims (39, 40, 41, 42)
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Specification