Microwave vector modulator and device for matching a microwave l

Wave transmission lines and networks – Automatically controlled systems – Impedance matching

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332152, 332164, 333 81B, H03H 740

Patent

active

051592959

ABSTRACT:
A microwave vector modulator (4) of the reflective type is used to match a microwave load. The adjustable reflection of the vector modulator is obtained by semiconducting surfaces (18, 19, 20, 21), illuminated by light-emitting means (24, 25, 26, 27).

REFERENCES:
patent: 2928056 (1960-03-01), Lampert
patent: 2978652 (1961-04-01), Thomas
patent: 3121203 (1964-02-01), Heywang
patent: 3465266 (1969-09-01), Dixon, Jr.
patent: 3573660 (1971-04-01), Garver et al.
patent: 4493112 (1985-01-01), Bruene
patent: 5099214 (1992-03-01), Rosen et al.
The Record of the IEEE 1990 International Radar Conference, May 7-10, 1990, N.Y., USA, pp. 391-395; P. D. L. Beasley et al.: "Solving the Problems of a Single Antenna Frequency Modulated CW Radar".

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