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Cell phone wireless speaker-microphone sleep modes

  • US 7,933,636 B2
  • Filed: 02/09/2008
  • Issued: 04/26/2011
  • Est. Priority Date: 10/22/2002
  • Status: Active Grant
First Claim
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1. A hand held transceiver, comprising:

  • first and second wireless transceiver units operatively coupled to function as a single system;

    the first wireless transceiver unit further comprising;

    first and second radio front end circuit blocks for transmitting and receiving radio frequency communication signals utilizing first and second wireless communication protocols, respectively, the first and second radio front end circuit blocks further including a plurality of transceiver elements;

    wherein the first wireless transceiver unit is operable to control power levels of at least one of the first and second radio front end circuit blocks in response to a selected mode of operation; and

    wherein the second radio front end circuit block is operable to transmit power control commands utilizing the second wireless communication protocol to the second wireless transceiver unit to request a silent mode of operation when the first wireless transceiver unit is in a silent mode of operation and to request a power up mode of operation based upon a broadcast signal received by the first radio front end circuit block utilizing the first wireless communication protocol; and

    the second wireless transceiver unit further comprising;

    third radio front end circuit block further including a plurality of transceiver elements for transmitting and receiving radio frequency communication signals utilizing the second wireless communication protocol wherein the second wireless transceiver units is operable to selectively control power levels of one or more application elements and one or more of the plurality of transceiver elements of the third radio front end circuit block based on the power control commands.

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