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Apparatus for interfacing between telecommunications call signals and broadband signals

  • US 5,327,421 A
  • Filed: 11/06/1992
  • Issued: 07/05/1994
  • Est. Priority Date: 11/06/1992
  • Status: Expired due to Term
First Claim
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1. In a telecommunications switching system, apparatus comprising:

  • means for receiving a plurality of synchronous pulse code modulated (PCM) signals, each signal for carrying a plurality of PCM channels;

    means for storing individual bytes of said PCM signals in selectable memory locations of a plurality of buffer memories, each buffer memory for storing a plurality of said bytes; and

    means for adding header data to outputs of ones of said buffer memories and for forming a plurality of composite packets, each composite packet comprising bytes from a plurality of PCM channels from a plurality of said PCM signals; and

    means for transmitting periodically ones of said plurality of composite packets in output signals to a unit for switching packets of said output signals;

    wherein said selectable memory locations are selected to group each of a plurality of bytes of channels destined for a common switching system into one of said composite packets.

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