Interdigital filter

Details Interdigital filter Interdigital filter

1978-02-09

1979-12-18

Smith, Alfred E.

Wave transmission lines and networks

Coupling networks

Wave filters including long line elements

333202, H01P 120

Patent

active

041796730

ABSTRACT:
An interdigital filter comprising a plurality of resonators each comprising a resonant conductor rod coupled to each other in the even and odd modes of a transverse electromagnetic wave, wherein each resonant conductor rod is enclosed with a dielectric material so as to increase the ratio of the odd mode characteristic impedance to the even mode characteristic impedance.

REFERENCES:
patent: 3327255 (1967-06-01), Bolljahn et al.
patent: 3408599 (1968-10-01), Horton et al.
patent: 3460074 (1969-08-01), Kurzl et al.
patent: 3505618 (1970-04-01), McKee

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