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Digital loop carrier system with automatic reprovisioning of dedicated lines

  • US 6,031,906 A
  • Filed: 09/29/1997
  • Issued: 02/29/2000
  • Est. Priority Date: 03/29/1996
  • Status: Expired due to Fees
First Claim
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1. An integrated digital loop carrier system comprising:

  • a plurality of user lines;

    groups of transmission lines interfaced with said plurality of user lines, wherein each said group of transmission lines includes dedicated transmission lines and per-call-assigned transmission lines connected to said plurality of user lines, idle transmission lines and reserved transmission lines; and

    a reprovisioning monitor for enabling automatic restoration of said plurality of user lines in the event of a failure of at least one of said groups of transmission lines, the reprovisioning monitor comprisingmeans for continually providing a minimal number of said reserved transmission lines;

    means for identifying which of said plurality of user lines has a dedicated transmission line on said failure of at least one of said groups of transmission lines; and

    means for coupling said identified user lines to said idle transmission lines if a sufficient number of said idle transmission lines are available.

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