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Methods and apparatus for coupling an earth terminal to a satellite

  • US 20040022275A1
  • Filed: 08/02/2002
  • Published: 02/05/2004
  • Est. Priority Date: 08/02/2002
  • Status: Active Grant
First Claim
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1. An apparatus for coupling an earth terminal to a satellite, comprising:

  • a plurality of inputs of the earth terminal configured to receive a plurality of digital communication signals;

    an autoscaling digital multiplexer of the earth terminal configured to digitally multiplex said plurality of digital communication signals to produce a digital composite signal;

    a digital modulator of the earth terminal configured to digitally modulate said digital composite signal to produce a digitally modulated composite signal;

    an input of the satellite configured to receive said digitally modulated composite signal;

    a digital demodulator of the satellite configured to digitally demodulate said digitally modulated composite signal received by said input of the satellite to produce a second digital composite signal;

    a autoscaling digital demultiplexer of the satellite configured to digitally separate said second digital composite signal into a second plurality of digital communication signals; and

    a modulator of the satellite configured to modulate said second plurality of digital composite signal to produce a plurality of modulated analog signals.

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