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Method and apparatus for providing a serial interface between an asynchronous transfer mode (ATM) layer and a physical (PHY) layer

  • US 6,452,927 B1
  • Filed: 12/29/1995
  • Issued: 09/17/2002
  • Est. Priority Date: 12/29/1995
  • Status: Expired due to Term
First Claim
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1. A communication system comprising:

  • an asynchronous transfer mode (ATM) layer;

    a physical (PHY) layer; and

    an extender circuit coupled to the ATM layer and the PHY layer, the extender circuit providing a serial communication interface between the ATM layer and the PHY layer, the extender circuit emulating an ATM layer interface at the PHY layer and a PHY layer interface at the ATM layer, wherein the extender circuit communicates in parallel with the ATM layer and with the PHY layer.

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