Wireless communication system

  • US 7,330,716 B2
  • Filed: 01/20/2006
  • Issued: 02/12/2008
  • Est. Priority Date: 01/21/2005
  • Status: Expired due to Fees
First Claim
Patent Images

1. A wireless communication system comprising:

  • a plurality of handheld devices, each handheld device including;

    a transmitter,an input selection control, anda processor configured to receive a user selection from the input selection control; and

    upon receipt of the user selection, communicate instructions to the transmitter to transmit an RF signal encoding an address and the user selection according to a defined RF profile,wherein the defined RF profile comprises a distinct period of no RF transmission, anda first period of RF transmission corresponding to transmission of the RF signal, where the first period of RF transmission occurs after the distinct period of no RF transmission and is responsive to receipt of the user selection from the input selection control; and

    a receiver including a transceiver configured for data communication with a processor.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×