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Integrated set-top box

  • US 8,732,788 B2
  • Filed: 05/20/2005
  • Issued: 05/20/2014
  • Est. Priority Date: 05/21/2004
  • Status: Active Grant
First Claim
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1. An integrated set-top box, comprising:

  • a common semiconductor substrate;

    a down-stream path disposed on said common semiconductor substrate configured to down-convert a radio frequency (RF) signal, including;

    a down-conversion circuit configured to produce a down-converted signal;

    an analog-to-digital converter (ADC), coupled to an output of said down-conversion circuit, configured to digitize said down-converted signal;

    a first demodulation circuit, coupled to an output of said ADC, configured to demodulate said digitized down-converted signal using a first demodulation method, wherein said first demodulation circuit includes a Motion Picture Expert Group (MPEG) decoder;

    a second demodulation circuit, coupled to said output of said ADC, configured to demodulate said digitized down-converted signal using a second demodulation method, wherein said second demodulation circuit comprises;

    an Audio/Video (A/V) processor configured to receive an input from said MPEG decoder,a video encoder coupled to a first output of said A/V processor, andan audio encoder coupled to a second output of said A/V processor; and

    an upstream power amplifier disposed on said common semiconductor substrate.

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