High power junction circulator for high frequencies

Wave transmission lines and networks – Plural channel systems – Nonreciprocal gyromagnetic type

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333 241, H01P 1387, H01P 139

Patent

active

047943521

ABSTRACT:
In a high power, high-frequency junction circulator which includes a cooled ferrite structure disposed in a microwave junction zone where it is subjected to a static magnetic field, the ferrite structure is composed of a plurality of stacked ferrite balls. A coolant flows around the balls to carry away heat.

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F. Okada et al., "Design of a High-Power CW Y-Junction Waveguide Circulator," IEEE Transactions on Microwave Theory and Techniques, vol. MTT-26, No. 5 (May, 1978) pp. 364-369.
F. Okada et al., "High-Power Circulators for Industrial Processing Systems," IEEE Transactions on Magnetics, vol. MAG-17, No. 6 (Nov., 1981) pp. 2957-2960.
Wilhelm H. Von Aulock, "Selection of Ferrite Materials for Microwave Device Applications", I.E.E.E. Transactions on Magnetics, MAG-2, No. 3 (Sep. 1966) pp. 251-255.

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