DIGITAL MODULATOR FOR FREQUENCY CONVERSION Russian patent published in 2018 - IPC H03K7/08 

FIELD: physics.

SUBSTANCE: digital modulator for the frequency converter contains a square wave generator 1 and 2, counters 3, 4, 5 and 6, triggers 7, 8, 9 and 10, OR elements 11, 12, 13 and 14, an inverter 15, AND elements 16 and 17, AND-NO elements 18, 19, 20, 21, 22, 23 and 24, decoders 25, 26 and 27, pulse shapers 28, 29 and 30, adders 31 and 32, registers 33, 34, 35 and 36, a two-six-figure counter 37, a reset circuit 38, output lines 39, 40, 41, 42, 43 and 44, a frequency reference signal bus 45, a voltage reference signal bus 46, a sign signal line 47, and a sync signal line 48.

EFFECT: formation of various voltage regulation laws as a function of the frequency of the power converter and enabling independent regulation of the maximum frequency of the voltage and pulse-width modulation, a digital modulator for a frequency converter makes it possible to form various voltage regulation laws as a function of frequency and to enable independent regulation of the maximum voltage frequency and pulse width modulation.

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