Circuit for digital FM demodulation

Details Circuit for digital FM demodulation Circuit for digital FM demodulation

1983-11-22

1985-07-09

Laroche, Eugene R.

Demodulators

Amplitude modulation demodulator

Having specific distortion, noise or other interference...

329126, 329137, 329145, 375 82, 455214, 455337, H03D 300

Patent

active

045285110

ABSTRACT:
A digital FM demodulation circuit provides improved resolution by selecting from a group of at least four of the most recent samples, a subgroup of three samples. The first and last samples of the selected subgroup are summed and the sum is divided by the intermediate sample.

REFERENCES:
patent: 3135917 (1964-06-01), Best et al.
patent: 4333060 (1982-06-01), Mosley et al.
patent: 4393352 (1983-06-01), Volpe et al.
patent: 4455533 (1984-06-01), Moraillon

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