FIELD: radio engineering.
SUBSTANCE: digital phase automatic frequency control system includes digital phase discriminator 1, adder 2, digital low-frequency filter 3, controlled digital harmonic signal generator 4 and phase shifter through 90° 5, the first multiplier 6, the second multiplier 7 and adder accumulator with reset 8.
EFFECT: improving measurement accuracy of signal phase and improving interference immunity.
1 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| MULTIFREQUENCY PHASE AUTOMATIC CONTROL SYSTEM | 2021 |
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