FIELD: radio engineering, communication.
SUBSTANCE: differential phase-shift keyed signal digital demodulator comprises an analogue-to-digital converter, a four-position shift register for multi-bit codes, first and second n-stage quadrature signal processing channels, first and second response generators for generating channel response to differential phase-shift keyed signal elements, having an adder, a subtractor and a multi-bit shift register, first and second quadratic converters and a decision device.
EFFECT: high-speed digital demodulation of differential phase-shift keyed signals.
4 dwg
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