FIELD: radio electronics; signal receiving equipment for satellite radio navigation systems. SUBSTANCE: unit has integrated signal receiver-processor board designed for frequency conversion and correlation processing of signals arriving from satellite radio navigation system wherein electric and radio components are grouped in functional regions according to typical steps of processing signals from satellite radio navigation system; flat screen is formed inside board by ground planes together with ground conductors coupling them and disposed in internal conducting layers according to disposition of functional regions. Receiver-processor board is mounted inside closed electricity conducting screen formed by conducting case and cover joined together. Cover mounts on its top microstrip antenna board whose underside carries antenna amplifier board. Metallized section of upper surface of microstrip antenna board is antenna radiator coupled through vertical probing rods with microstrip matching circuit on antenna amplifier board which also mounts active antenna element. Proposed design provides for mechanical and electromagnetic integration of signal receiver-processor and facilities receiving satellite radio navigation system signals directly from the air, these facilities being in compact arrangement within monoblock structure. Receiver-processor and antenna amplifier are fed from common power supply. EFFECT: enhanced operating reliability and compact design. 7 cl, 5 dwg
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Authors
Dates
2002-10-10—Published
2001-01-09—Filed