Wave transmission lines and networks – Coupling networks – Frequency domain filters utilizing only lumped parameters
Patent
1998-06-09
1999-01-05
Ham, Seungsook
Wave transmission lines and networks
Coupling networks
Frequency domain filters utilizing only lumped parameters
334 69, 361292, H03H 700, H03J 322
Patent
active
058567690
ABSTRACT:
A resonator for a high frequency electric oscillator is disclosed. The resonator is and integrated capacitor and inductor. The capacitance and inductance of the resonator are continuously and simultaneously adjustable. The resonator includes a coaxial portion and a conductor portion. The coaxial portion has an inner dielectric with a longitudinal aperture and an outer conductive sheath or outer conductor. The conductor portion has a straight section slidable in the aperture and a V shaped bent or oblique section.
REFERENCES:
patent: 3260973 (1966-07-01), Bisnett et al.
patent: 3268784 (1966-08-01), Harwood
patent: 3651409 (1972-03-01), George et al.
patent: 3662235 (1972-05-01), Napolin
patent: 3818390 (1974-06-01), Gikow et al.
Snyder, "A Single Circuit Receiver, With Special Features", Wireless Age, pp. 64, 65, Sep. 1923.
Ham Seungsook
Lewis, Jr. Ancel W.
Vari-L Company, Inc.
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