Wave transmission lines and networks – Plural channel systems – Having branched circuits
Patent
1996-05-06
1997-05-13
Gensler, Paul
Wave transmission lines and networks
Plural channel systems
Having branched circuits
333238, H01P 518
Patent
active
056296541
ABSTRACT:
A coplanar waveguide coupler comprises traces and waveguides, all formed on one layer of multi-layer printed wiring board with the interconnects between said waveguide coupler traces and waveguides are carried on a second layer of said board. A third layer may have a ground plane.
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Seiichi Banba, et al.; Multilayer MMIC Directional Couplers Using Thin Dielectric Layers; IEEE Transactions on Microwave Theory and Techniques, vol. 43, No. 6, Jun., 1995; pp. 1270-1275.
Cheng P. Wen; Coplanara Waveguide: A surface Strip Transmission Line Suitable for Nonreciprocal Gyromagnetic Device Applications; IEEE Transactions on Microwave Theory and Techniques, vol. MTT-17, No. 12, Dec., 1969, pp. 1087-1090.
Tacar Gokdemir, et al.; K/KaBand Coplanar Waveguide Directional Couplers Using a Three-Metal-Level MMCI Process; IEEE Microwave and Guided Wave Letters, vol. 6, No. 2, Feb., 1996; pp. 76-78.
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Gensler Paul
Watkins-Johnson Company
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