High frequency filter

Details High frequency filter High frequency filter

1979-05-09

1981-03-10

Nussbaum, Marvin L.

Wave transmission lines and networks

Coupling networks

Wave filters including long line elements

333219, 333231, 333245, H01P 1201, H01P 700

Patent

active

042557291

ABSTRACT:
A high frequency filter for frequencies higher than the VHF band comprising at least one resonator has been found. Each resonator comprises a conductive housing, an inner conductor one end of which is fixed at the bottom of the housing and the other end of which is free standing, a cylindrical dielectric body surrounding said inner conductor, and the diameter of the dielectric body is approximately four times as large as that of said inner conductor.

REFERENCES:
patent: 2516056 (1950-07-01), Keizer
patent: 4028652 (1977-06-01), Wakino et al.
patent: 4059815 (1977-11-01), Makimoto et al.
Matthaei et al.,-"Microwave Filters, Impedance-Matching Networks, and Coupling Structures", McGraw-Hill, New York, 1964, pp. XII, 536-541.

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