Wave transmission lines and networks – Coupling networks – Delay lines including long line elements
Patent
1989-02-17
1990-07-17
Laroche, Eugene R.
Wave transmission lines and networks
Coupling networks
Delay lines including long line elements
333161, 333156, H10P 118
Patent
active
049423762
ABSTRACT:
The present invention constitutes a microwave circuit structure such as a phase shifter which has a dielectric cylindrical support structure with a ground plane on the inside and a microwave circuit mounted on the outside. A cylindrical shield is mounted coaxially around the circuit, spaced therefrom by a second dielectric.
Two embodiments are shown in microstrip and stripline.
REFERENCES:
patent: 4516097 (1985-05-01), Munson et al.
patent: 4602227 (1986-07-01), Clark et al.
Ham Seung
ITT Corporation
LaRoche Eugene R.
Twomey Thomas N.
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