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GPS microphone for communication system

  • US 20040164893A1
  • Filed: 02/26/2003
  • Published: 08/26/2004
  • Est. Priority Date: 02/26/2003
  • Status: Active Grant
First Claim
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1. A GPS microphone of a communication system, comprising a speaker-microphone set, a radio frequency transmitter communicatively networked with said communication system through radio frequency signals, and a GPS controller electrically connected with said radio frequency transmitter to encode a positioning data into a RF positioning signal in form of audio signal wherein when said GPS controller is triggered, said radio frequency transmitter is activated for transmitting said RF positioning signal to said communication system.

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