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Diversity receiver for signals with multipath time dispersion

  • US 5,499,272 A
  • Filed: 05/31/1994
  • Issued: 03/12/1996
  • Est. Priority Date: 05/31/1994
  • Status: Expired due to Term
First Claim
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1. A digital communications receiver, comprising:

  • means for signal processing a plurality of diversity branches to produce complex receive data samples and synchronization information from received signals;

    means for forming channel tap estimates from said data samples and said synchronization information;

    means for forming weighting factors using said data samples, said channel tap estimates, and said synchronization information;

    means for pre-processing said data samples, said channel tap estimates, and said weighting factors to produce metric multipliers; and

    means for combining said metric multipliers with hypothesized data sequences to generate and accumulate metrics using a sequence estimation algorithm, producing a alemodulated data stream.

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