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Wireless audio transmission system, particularly a wireless microphone system

  • US 9,525,458 B2
  • Filed: 09/23/2010
  • Issued: 12/20/2016
  • Est. Priority Date: 09/28/2009
  • Status: Active Grant
First Claim
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1. A wireless audio transmission system for wireless audio transmission comprising:

  • at least one wireless microphone unit for detecting audio signals and for wirelessly transmitting the detected audio signals over a first channel which is an audio channel; and

    a central unit comprising;

    a wireless receiver unit for receiving, over the first channel, the wirelessly transmitted audio signals from the at least one wireless microphone unit;

    a pilot tone transmitter for transmitting a first pilot tone signal wirelessly over a second channel which is a first pilot channel; and

    a pilot tone receive for wirelessly receiving and processing a second pilot tone signal;

    wherein each pilot tone signal has information with respect to the wireless transmission between the at least one microphone unit and the central unit;

    wherein the at least one wireless microphone unit is adapted to wirelessly receive the first pilot tone signal and to extract information in the first pilot tone signal;

    wherein the at least one wireless microphone unit is adapted to adjust its operation based on the information extracted from the first pilot tone signal; and

    wherein the wireless audio transmission system is a program making special events (PMSE) system.

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