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Communication method and apparatus

  • US 20070061491A1
  • Filed: 04/28/2004
  • Published: 03/15/2007
  • Est. Priority Date: 04/28/2003
  • Status: Active Grant
First Claim
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1. A method of communicating with a monitoring apparatus, including the steps of:

  • a) encoding first data as a sequence of status signals, wherein the first data is intended for receipt by the monitoring apparatus;

    b) sending the status signals from a host on a communication channel linking the host and an auxiliary device;

    c) detecting the status signals on the communication channel using the monitoring apparatus; and

    d) decoding the status signals in the monitoring apparatus to retrieve the first data.

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