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Signal detector for telephone line repeator remote loopback system

  • US 5,726,993 A
  • Filed: 08/19/1996
  • Issued: 03/10/1998
  • Est. Priority Date: 10/25/1995
  • Status: Expired due to Term
First Claim
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1. A repeater having a unique address designation, wherein the repeater comprises:

  • first detection means for detecting a first inchannel signal, the first inchannel signal being representative of an enabling command;

    enabling means, responsive to the first detection means, for enabling the detection of a second inchannel signal, the second inchannel signal being representative of the unique address designation;

    second detection means, responsive to the enabling means, for detecting the second inchannel signal; and

    means, responsive to the second detection means, for initiating a loopback.

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