Digital exchange switch element and network

  • US 4,821,034 A
  • Filed: 02/06/1987
  • Issued: 04/11/1989
  • Est. Priority Date: 02/06/1987
  • Status: Expired due to Term
First Claim
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1. A single-stage multi-channel space-division switching network, comprising:

  • a plurality of I/O ports, each of which having inlet and outlet means adaptable for connecting to telecommunications equipment;

    a bus having a plurality of channels, each of which being driven by a unique one of said inlet means of said I/O ports;

    a plurality of selection means each having as inputs a plurality of said channels of said bus and each having an output which drives one of said outlet means of said I/O ports, said selection means controllable for causing one of said channels of said bus to be connected to said output of said selection means; and

    a control means connected to each of said selection means for sensing communications requests from a requesting one of said I/O ports for access to a requested one of said I/O ports and for causing in response thereto at least one of said selection means to connect the requesting I/O port to the requested I/O port.

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