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DIGITAL TWO WAY AUTOMATIC COMMUNICATION SYSTEM (TWACS) OUTBOUND RECEIVER AND METHOD

  • US 20120039400A1
  • Filed: 08/08/2011
  • Published: 02/16/2012
  • Est. Priority Date: 08/13/2010
  • Status: Active Grant
First Claim
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1. In a two-way automatic communications system (TWACS) used by an electrical utility in which outbound messages are sent from the utility to a consumer and inbound messages are sent from the consumer to the utility, the respective outbound and inbound messages being sent and received over the utility'"'"'s power distribution system, a receiver for detecting the outbound messages, said receiver comprising:

  • an analog filter component receiving the analog outbound signal including an outbound message to provide a filtered signal, an A/D converter converting the filtered signal to a corresponding digitized signal and providing the corresponding digitized signal; and

    a digital processor executing;

    a digital preprocessor component receiving the corresponding digitized signal, preprocessing the received corresponding digitized signal to provide a preprocessed digital signal; and

    a digital symbol determination component receiving the preprocessed digital signal and digitally demodulating the received preprocessed digital signal to provide the outbound message.

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