Phase lock loop multitone interference canceling system

Details Phase lock loop multitone interference canceling system Phase lock loop multitone interference canceling system

1976-02-24

1977-05-31

Heyman, John S.

Demodulators

Amplitude modulation demodulator

Having specific distortion, noise or other interference...

325476, 329122, 329133, H03D 324

Patent

active

040272648

ABSTRACT:
An interference canceling system in which a phase lock loop is utilized as narrow band tracking filter to adaptively lock to interference tones to be canceled by a process of signal subtraction.

REFERENCES:
patent: 3440540 (1969-04-01), Hane et al.
patent: 3544904 (1970-12-01), Eness
patent: 3603890 (1971-09-01), Camenzind et al.
patent: 3723883 (1973-03-01), Renner
patent: 3916320 (1975-10-01), Roll et al.

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