FIELD: primary information processing systems of responders of two non-synchronous satellite navigation systems. SUBSTANCE: device has antenna, low-noise amplifier, mixer, intermediate frequency amplifier, automatic gain control unit, reference temperature-independent oscillator, frequency synthesizer, unit for complex signal conversion. Goal of invention is achieved by use of input feeder, passive wide-band preliminary selection filter, input and output isolators, second low-noise amplifier, first and second wide-band strip filters. This results in possibility to receive and process signals from satellites of different systems. Signals from these satellite systems enter input of same antenna in equal way using single reference oscillator and frequency synthesizer. EFFECT: simplified design, decreased number of redundant equipment. 4 dwg
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Authors
Dates
1997-11-27—Published
1993-05-25—Filed