Demodulators – Amplitude modulation demodulator – Having specific distortion – noise or other interference...
Patent
1977-11-17
1979-08-14
Olms, Douglas W.
Demodulators
Amplitude modulation demodulator
Having specific distortion, noise or other interference...
325419, 329122, H04H 500
Patent
active
041646231
ABSTRACT:
An AM receiver for receiving a compatible stereo signal and requiring a dynamic correction factor prevents the introduction of a false phase reference signal by limiting and filtering the signal going into the oscillator of the PLL which provides the correction reference signal.
REFERENCES:
patent: 3068475 (1962-12-01), Avins
patent: 3896272 (1975-07-01), Takahashi et al.
patent: 3934087 (1976-01-01), Takahashi et al.
patent: 4037165 (1977-07-01), Ogita
patent: 4047116 (1977-09-01), Ogita
patent: 4093824 (1978-06-01), Grosjean
Hilbert Francis H.
Parker Norman W.
Gillman James W.
Motorola Inc.
Olms Douglas W.
Parker Margaret Marsh
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