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Digital bandpass oscilloscope

  • US 4,802,098 A
  • Filed: 04/03/1987
  • Issued: 01/31/1989
  • Est. Priority Date: 04/03/1987
  • Status: Expired due to Term
First Claim
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1. A digital oscilloscope for displaying a representation of frequency components of an analog signal during a time window, the time window having an adjustable duration, the oscilloscope comprising:

  • digitizing means responsive to said analog signal for generating a first data sequence representative of said analog signal during said time window;

    filter means responsive to said first data sequence for bandpass filtering and first data sequence to produce a second data sequence; and

    display means for displaying said representation according to said second data sequence.

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