Matching feed partially inside a waveguide ridge

Details Matching feed partially inside a waveguide ridge Matching feed partially inside a waveguide ridge

2008-01-01

2008-01-01

Lee, Benny (Department: 2817)

Wave transmission lines and networks

Coupling networks

Balanced to unbalanced circuits

C333S034000

Reexamination Certificate

active

11183222

ABSTRACT:
An impedance matching feed is disclosed for use in a ridge waveguide which allows a coaxial transmission line, generally having an impedance of fifty ohm, to be matched to a ridge waveguide of arbitrary impedance. The matching feed consist of a transformer which is located inside the ridge of the waveguide, a probe and a quarter wave choke.

REFERENCES:
patent: 2633493 (1953-03-01), Cohn
patent: 2643296 (1953-06-01), Hansen
patent: 3170128 (1965-02-01), Eason et al.
patent: 3528041 (1970-09-01), Hahn et al.
patent: 6977561 (2005-12-01), Freeman

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