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Enhanced fiber nodes with CMTS capability

  • US 20020136203A1
  • Filed: 10/24/2001
  • Published: 09/26/2002
  • Est. Priority Date: 03/06/2000
  • Status: Active Grant
First Claim
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1. A fiber node for deployment in a hybrid fiber-coax network (HFCN) at an intermediate point between an upstream HFCN facility and a plurality of subscriber cable modems, the fiber node comprising:

  • a) a packet protocol block having a packet data interface, a transmitter data interface, and a receiver data interface, said packet protocol block communicating subscriber cable modem data with said upstream HFCN facility via said packet data interface;

    b) a plurality of modulators transmitting data to said subscriber cable modems via a downstream analog RF interface, said transmitted data being provided by said packet protocol block via said transmitter data interface; and

    c) a plurality of demodulators for extracting data from subscriber cable modems received via an upstream analog RF interface, said extracted data being provided to said packet protocol block via said receiver data interface.

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