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Methods of receiving communications signals including a plurality of digital filters having different bandwidths and related receivers

  • US 6,768,441 B2
  • Filed: 08/20/2002
  • Issued: 07/27/2004
  • Est. Priority Date: 08/20/2002
  • Status: Active Grant
First Claim
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1. A method of receiving communications signals, the method comprising:

  • generating a received analog signal including energy corresponding to communications transmitted from a remote transmitter;

    performing an analog-to-digital conversion of the received analog signal to provide a received digital signal;

    digitally filtering the received digital signal using a first digital filter having a first bandwidth to provide a first filtered digital signal;

    processing the first filtered digital signal to provide an estimate of the communications transmitted from the remote transmitter;

    digitally filtering the received digital signal using a second digital filter having a second bandwidth to provide a second filtered digital signal wherein the second bandwidth is greater than the first bandwidth; and

    measuring a signal characteristic of the second filtered digital signal.

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