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Computerized multistandard, field-convertible, multiregional/multiservice, remote controllable, remote programmable mobile two-way radio system with digital serial bus link, built-in programmer and autodiagnostics

  • US 5,020,135 A
  • Filed: 03/27/1987
  • Issued: 05/28/1991
  • Est. Priority Date: 03/27/1987
  • Status: Expired due to Fees
First Claim
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1. A multipurpose two-way radio comprising:

  • (a) a Control Unit, said Control Unit having a first microprocessor, and a multiplexer for serializing digitized signals including digitized audio and a demultiplexer for deserializing digitized signals including digitized audio;

    (b) a Transceiver Unit having a second microprocessor, radio function modules and a multiplexer for serializing digitized signals including digitized audio and a demultiplexer for deserializing digitized signals including digitized audio;

    (c) programmable software for imparting versatility to said radio, said programmable software operating at least said first or said second microprocessor;

    (d) a multiplexed full duplex serial interface providing two-way communications for digital signals including said digitized audio between said Control Unit and said Transceiver Unit; and

    (e) means for transmitting and receiving said digitized signals including digitized audio over said multiplexed full duplex serial interface.

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