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Sampling device having an intrinsic filter

  • US 6,265,998 B1
  • Filed: 11/30/1999
  • Issued: 07/24/2001
  • Est. Priority Date: 11/30/1999
  • Status: Expired due to Term
First Claim
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1. A sampling device for sampling an input signal to generate output samples, the sampling device comprising:

  • a first sampling switch for sampling the input signal in response to a sampling signal to create a first set of samples;

    a time delay device for time delaying the first set of samples;

    a phase shift device for phase shifting the input signal;

    a second sampling switch for sampling the phase shifted input signal in response to the sampling signal to create a second set of samples; and

    a summer for summing the first and the second set of samples to generate the output samples such that at least one aliasing image is removed.

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