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Broadband I/O circuits, interface and bus

  • US 20020064222A1
  • Filed: 11/13/2001
  • Published: 05/30/2002
  • Est. Priority Date: 02/22/1999
  • Status: Active Grant
First Claim
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1. A method of implementing a digital communications link connecting a digital controller section of an XDSL modem, located on a system motherboard of a computing system, to a separate analog section of the xDSL modem, located at a position which is substantially free of electronic noise from other electronic components on said motherboard which could significantly affect the overall operation of such said XDSL modem, said method comprising the steps of:

  • (a) providing a plurality of receive signal lines for communicating data from a remote xDSL modem;

    (b) providing a plurality of transmit signal lines for communicating data to a remote xDSL modem;

    (c) providing a bit clock signal line for carrying a clock signal, which clock signal is used in connection with communicating said data to and from said remote XDSL modem;

    (d) providing a word clock signal to mark the boundary for a sample word received or transmitted on said plurality of receive signal lines and plurality of transmit signal lines.

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