System for cross-connecting high speed digital SONET signals

  • US 4,967,405 A
  • Filed: 12/09/1988
  • Issued: 10/30/1990
  • Est. Priority Date: 12/09/1988
  • Status: Expired due to Term
First Claim
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1. A modular, expandable, cross-connect system for high speed SONET digital signals, comprising:

  • (a) receiving means for receiving at least one signal formatted in a substantially SONET format;

    (b) transmitting means for transmitting at least one cross-connected substantially SONET formatted signal; and

    (c) cross-connection means coupled to said receiving means and said transmitting means for cross-connecting said substantially SONET formatted signal from said receiving means to said transmitting means, whereinsaid cross-connection means comprises at least a virtual tributary cross-connection means, said virtual tributary cross-connection means comprising;

    SONET signal receiving means for receiving a plurality of substantially SONET formatted signals, including means for disassembling said substantially SONET formatted signals into virtual tributary payloads of tracked phase, andmeans for cross-connecting said virtual tributary payloads in space, time, and SONET phase to generate a new substantially SONET formatted signals.

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