Tapered five-port waveguide star junction

Details Tapered five-port waveguide star junction Tapered five-port waveguide star junction

1985-05-29

1987-02-10

LaRoche, Eugene R.

Wave transmission lines and networks

Plural channel systems

Having branched circuits

333137, H01P 512

Patent

active

046425870

ABSTRACT:
A matched lossless reciprocal five-port junction can be constructed as a tapered five-fold symmetric star. The dimensions of the leads are tapered in toward the center, such that the cutoff frequency is the upper band frequency divided by 1.66.

REFERENCES:
patent: 2941166 (1960-06-01), Meyer
patent: 4427936 (1984-01-01), Riblet et al.
Montgomery et al., "Principles of Microwave Circuits", MIT Radiation Laboratory Series; 1948, pp. 455-458.
Harvey, A. F., "Microwave Engineering"; 1963 Academic Press; pp. 730-731.
IEEE Trans. on Microwave Theory and Techniques, vol. MIT-31, No. 3, Mar. 1983, "An Ideal Six-Port Network Consisting of . . . ", E. R. Hanson and G. P. Riblet, pp. 284 et seq.
IEEE MIT-S Digest, May 1984, pp. 472-474, "Optimized Microstrip Ring-Star 5-Ports for Broadband 6-Port Measurement Applications," M. Malkomes, G. Kadisch, H. J. Schmitt.
"Principles of Microwave Circuits", pp. 455-459, NY, McGraw-Hill, 1948, =C. G. Montgomery, R. H. Dicke and E. M. Purcell.

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