Micro-slot-stripline phase shifter

Details Micro-slot-stripline phase shifter Micro-slot-stripline phase shifter

1978-02-21

1979-12-11

Smith, Alfred E.

Wave transmission lines and networks

Coupling networks

Delay lines including long line elements

333246, H01P 308, H01P 118

Patent

active

041785703

ABSTRACT:
A phase shifter having, on one surface of a substrate, a microstrip stub which is connected in parallel to a microstrip line and which is open at one end. Disposed below the stub is a slot which is short-circuited at a point below the open end of the stub, and which ends in an open circuit at the opposite end.

REFERENCES:
patent: 3688225 (1972-08-01), Cohn
patent: 4085391 (1978-04-01), Schiek et al.
Schiek--"Hybrid Branchline Couplers--A Useful New Class of Directional Couplers" in Trans. on Microwave Theory and Techniques, vol. MTT22, No. 10, Oct. 1974, pp. 864-869.

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