Wave transmission lines and networks – Coupling networks – Wave filters including long line elements
Patent
1989-11-27
1991-06-04
LaRoche, Eugene R.
Wave transmission lines and networks
Coupling networks
Wave filters including long line elements
333204, 333219, H01P 1203, H01P 708
Patent
active
050217577
ABSTRACT:
A band pass filter is comprised of one or more filter units each having a V-shaped microwave strip line provided with two variable capacity elements at its two open ends and a high frequency elimination element connected to the apex thereof through which a control voltage for the variable capacity elements is applied.
REFERENCES:
patent: 4578656 (1986-03-01), Lacour et al.
patent: 4641116 (1987-02-01), Shibata et al.
Kobayashi Fumihiko
Umino Isamu
Fujitsu Limited
Ham Seung
LaRoche Eugene R.
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