Microwave oscillator having microstrip antenna for test purposes

Details Microwave oscillator having microstrip antenna for test purposes Microwave oscillator having microstrip antenna for test purposes

1992-04-21

1993-09-28

Grimm, Siegfried H.

Oscillators

With frequency calibration or testing

324501, 331 74, 331 99, 331107SL, 331117D, 343700MS, 455129, H03B 518, G01R 31302, H01Q 326

Patent

active

052489477

ABSTRACT:
An oscillating apparatus comprising: an oscillator unit for oscillating in the microwave band; an output unit electromagnetically coupled to the outputting unit of the oscillator unit for taking an oscillation output outside; and an antenna element electromagnetically coupled to a part of the outputting unit, or a part of the output unit for radiating part of the oscillation output in an electromagnetic wave.

REFERENCES:
patent: 4731611 (1988-03-01), Muller et al.
patent: 4736454 (1988-04-01), Hirsch
Patent Abstracts of Japan, vol. 10, No. 113 (E-399) 26 Apr. 1986 & JP-A-60 248 007 (Fujitsu KK).
Patent Abstracts of Japan, vol. 015, No. 121 (E-1049) 25 Mar. 1991 & JP-A-3 009 602.
Philip G. Wilson et al, "An Easy-To-Use FET DRO Design Procedure Suited To Most CAD Programs", IEEE MTT-S Digest, pp. 1033-1036 (1989).
Keither R. Carver, et al, "Microstrip Antenna Technology", IEEE Trans. Antennas Propagat., vol. AP-29, No. 1, pp. 13-34 (1981).

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