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    • COHERENT DETECTION OF TWO-DIMENSIONAL DIGITAL MODULATION SIGNALS 

      Оryabinska, О.О.; Rozenvasser, D.M.; Орябінська, О.О.; Розенвассер, Д.М.; Орябинская, О.А.; Розенвассер, Д.М. (ОНАЗ ім. О.С. Попова, 2018)
      Two-dimensional digital modulations require coherent detection to eliminate phase uncertainty. The main problem is that it is necessary to exactly match the frequencies and initial phases of the carrier and reference ...