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Digital signal receiving circuit with means for controlling a baud rate sampling phase by a power of sampled signals

  • US 5,048,060 A
  • Filed: 11/16/1988
  • Issued: 09/10/1991
  • Est. Priority Date: 11/16/1987
  • Status: Expired due to Fees
First Claim
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1. A receiving circuit for use in a transmission system of a digital signal at a transmission baud rate, said receiving circuit comprising:

  • a baud rate sampling circuit for sampling said digital signal as a received signal by a sampling signal having a sampling rate equal to said transmission baud rate to produce a series of sampled signals;

    calculating means, operatively connected to said baud rate sampling circuit, for calculating at least one element of an autocorrelation function of said series of sampled signals as a power of said series of sampled signals; and

    sampling control means responsive to said power for controlling a sampling phase of said sampling signal so that said power is maximized.

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