Demodulators – Amplitude modulation demodulator – Having specific distortion – noise or other interference...
Patent
1974-10-21
1976-01-20
Grimm, Siegfried H.
Demodulators
Amplitude modulation demodulator
Having specific distortion, noise or other interference...
307233R, 328147, 329118, 329141, 329142, 329204, H03D 316
Patent
active
039342077
ABSTRACT:
Frequency discriminators utilizing a pair of surface wave devices each comprising one transducer on a piezoelectric substrate connected in parallel with a signal source and a pair of envelope detectors connected in parallel with the surface wave devices are shown.
REFERENCES:
patent: 3383607 (1968-05-01), Avins
patent: 3417336 (1968-12-01), Cribbs et al.
patent: 3750027 (1973-07-01), Hartmann
patent: 3810257 (1973-02-01), Jones et al.
patent: 3835422 (1974-09-01), Hartemann
patent: 3869682 (1975-03-01), Heeks et al.
Fischman Martin
Williams G. Norman
Grimm Siegfried H.
GTE Sylvania Incorporated
O'Malley Norman J.
Orner Robert T.
Walrath Robert E.
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