Noise suppression inductor

Details Noise suppression inductor Noise suppression inductor

1986-09-03

1988-10-18

Kozma, Thomas J.

Wave transmission lines and networks

Coupling networks

Frequency domain filters utilizing only lumped parameters

333177, 336 69, 336185, 336198, 336210, 379415, H03H 700, H01F 2730

Patent

active

047790687

ABSTRACT:
A noise suppression inductor including a bobbin having a spool divided into a plurality of spool portions, a core mounted on the bobbin, at least one coil wound around the spool portions into a plurality of coil portions and a plurality of terminal pins connected to opposite ends of the coil, in which at least one of the coil portions is composed of a first part having one or two winding layers and a second part having one winding layer and at least another one of the coil portions has not less than two winding layers.

REFERENCES:
patent: 1614309 (1927-01-01), Gaucear
patent: 1945544 (1934-02-01), Conklin
patent: 3191135 (1965-06-01), Hazelquist
patent: 4074210 (1978-02-01), Otake et al.
patent: 4156888 (1979-05-01), Takahashi
patent: 4227143 (1980-10-01), Elders et al.
patent: 4229786 (1980-10-01), Mitani et al.
patent: 4388568 (1983-06-01), Goseberg et al.
IBM Technical Disclosure Bulletin, McQueary et al., "Adjustable Reactance Resistor", vol. 6, No. 12, May 1964, p. 59.
AT&T Technologies, Curtis III et al., "Ferrite Choke Coil Assembly", Technical Digest No. 76, Mar. 1985, p. 17.

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