Wave transmission lines and networks – Coupling networks – Frequency domain filters utilizing only lumped parameters
Patent
1986-02-18
1987-10-06
LaRoche, Eugene R.
Wave transmission lines and networks
Coupling networks
Frequency domain filters utilizing only lumped parameters
361302, H03H 701
Patent
active
046986057
ABSTRACT:
This disclosure is directed to an improved LC filter which includes a cylindrical ferrite member of a semi-conductor material formed with an inner bore which axially extends through its central portion, and having its grain boundary and/or at least its outer peripheral surface formed into an insulating layer, an electrode provided at least on the outer peripheral surface of the cylindrical ferrite member, and a through-conductor inserted into the inner bore of the cylindrical ferrite member.
REFERENCES:
patent: Re29258 (1977-06-01), Fritz
patent: 3023383 (1962-02-01), Schlicke
patent: 3268783 (1966-08-01), Saburi
patent: 3546638 (1970-12-01), Park
patent: 3789263 (1974-01-01), Fritz et al.
patent: 4109292 (1978-08-01), Shibayama
Fukutani Iwao
Imamura Eiji
Kumokawa Takashi
Mandai Haruhumi
Nakayama Fumio
LaRoche Eugene R.
Lee Benny
Murata Manufacturing Co. Ltd.
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