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Swept bandpass filter frequency modulated continuous wave (FMCW) receiver and related method

  • US 20070081611A1
  • Filed: 10/11/2005
  • Published: 04/12/2007
  • Est. Priority Date: 10/11/2005
  • Status: Active Grant
First Claim
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1. Receive path circuitry for a receiver configured to receive frequency modulated signals, comprising:

  • a bandpass filter having a center frequency that is sweepable across a frequency band and having a sweep control signal as an input that is configured to determine a location of the center frequency within the frequency band; and

    filter sweep control circuitry coupled to the bandpass filter to provide the sweep control signal, the filter sweep control circuitry being configured to control the sweep control signal to cause the center frequency of the bandpass filter to be swept across the frequency band.

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