SYSTEM FOR MEASURING SPACECRAFT DISTANCE Russian patent published in 2017 - IPC H04K1/00 G01S13/08 

FIELD: measuring equipment.

SUBSTANCE: system for measuring the spacecraft (SC) distance consists of a spacecraft transceiver and a ground control complex (GCC) comprising a personal computer operator, a multiplexer/encoder, a transmitter, an antenna post, a receiver, a time-measuring unit, a reference generator, a permanent memory unit of commands and a permanent memory unit of ranging sequences, an OR gate, a search correlator and an averaging circuit unit, the output of which is the output of the system, wherein the first operator's PC output is connected to the permanent memory unit of commands and the first input of the OR gate, the second operator's PC output is connected to permanent memory unit of ranging sequences and the second input of the OR gate, the first correlator input with a search pattern is connected to the output of the multiplexer/encoder, the second correlator input with a search pattern is connected to the receiver output, the correlator output with a search pattern is connected to the second input of the time-measuring unit, the third input of the time measuring unit is connected to the output of the element OR, the output of the measuring unit is connected to the input of the averaging unit, the output of the multiplexer/encoder is connected to the input of the transmitter, the output of which is connected to the input of the antenna post, the output of which is connected to the receiver, the CA receiver is connected by two links to the antenna post, the reference generator is connected to the first input of the time-measuring unit.

EFFECT: increasing the accuracy of measuring the spacecraft distance.

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