Electrical transmission or interconnection systems – Nonlinear reactor systems – Parametrons
Patent
1988-10-18
1990-01-16
Zazworsky, John
Electrical transmission or interconnection systems
Nonlinear reactor systems
Parametrons
307521, 307565, H03K 508
Patent
active
048945668
ABSTRACT:
A noise reduction circuit includes a variable band-pass filter and a clipping circuit. An oscillator is used to sweep the band-pass of the variable band-pass filter through a frequency range. The output of the variable band-pass filter is coupled to the input of the clipping circuit.
REFERENCES:
patent: Re27202 (1971-10-01), Kahn
patent: 2859405 (1958-11-01), Feldman et al.
patent: 2976408 (1961-03-01), Colaguori
patent: 3119961 (1964-01-01), Ambrose
patent: 3126449 (1964-03-01), Shirman
patent: 3278866 (1966-10-01), Bose
patent: 3337808 (1967-08-01), Kahn
patent: 3585311 (1971-06-01), Berkley et al.
patent: 3673343 (1972-06-01), Vosteen
patent: 3818362 (1974-06-01), van Sluys
patent: 3846719 (1974-11-01), Dolby
patent: 3989897 (1976-11-01), Carver
patent: 4113983 (1978-09-01), Steel
patent: 4118601 (1978-10-01), Yeap
patent: 4135590 (1979-01-01), Gaulder
patent: 4169993 (1979-10-01), Taylor et al.
patent: 4185168 (1980-01-01), Graupe et al.
patent: 4198596 (1980-04-01), Waeselynck et al.
patent: 4207543 (1980-06-01), Izakson et al.
patent: 4208548 (1980-06-01), Orban
patent: 4249042 (1981-02-01), Orban
patent: 4263554 (1981-04-01), Keane
patent: 4339829 (1982-07-01), Dimon
patent: 4363006 (1982-12-01), Ishigaki et al.
patent: 4388731 (1983-06-01), King
patent: 4412100 (1983-10-01), Orban
patent: 4430754 (1984-02-01), Ishigaki
patent: 4649785 (1987-03-01), Chapman
National Semiconductor, Linear Applications, vol. 1, AN10-2, (1968) p. AN10-2.
Lancaster, Active Filter Cookbook, 1979, pp. 93, 198-205.
Active Filter Cookbook, 1979, p. 93.
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