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Time division multiple access base station supporting ISDN messages

  • US 5,768,264 A
  • Filed: 06/07/1995
  • Issued: 06/16/1998
  • Est. Priority Date: 11/01/1993
  • Status: Expired due to Term
First Claim
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1. An improved base station for use in a time division multiple access communication system said base station of the type having a spread-spectrum transmitter and a spread-spectrum receiver, said transmitter comprising an input port for input data, a chip sequence transmitter generator, modulator and a transmitting antenna, and said receiver comprising a receiver antenna, a chip sequence receiver generator, a demodulator and an output port for output data, wherein the improvement comprises:

  • time division multiple access frame circuitry, said frame circuitry generating a repetitive clock signal for use in transmission of signals by said transmitter of said base station and in reception of signals by said receiver of said base station, said repetitive clock signal defining a transmission time interval reserved for a base station transmission in a spread spectrum format comprising generated base-to-user messages including both a first generated data message and a first generated control message, said first generated control message comprising a control message in ISDN format.

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