Safran CORTEX CRT Quantum User Manual page 31

Command ranging & telemetry unit
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Satellite Telecommanding
1.3.2.
Reception and checking of TCP-IP telecommand messages from the Telecommand Clients,
PCM encoding,
Modulation at baseband (FSK, BPSK, BPSK+AM, etc...),
IF modulation (PM or FM) and Doppler compensation,
Compliance to CCSDS recommendations (COP1),
Loopback demodulation/verification.
Satellite Tracking (Range and Doppler Measurement)
1.3.3.
Reception and checking of TCP-IP ranging requests from the Ranging Clients,
Ranging tone or code generation, Tone phase tracking,
IF modulation (FM or PM) and Doppler compensation,
Phase-shift measurement,
Ambiguity resolution and distance computation,
Range data time-tagging and transmission to the Ranging Clients.
Doppler measurement and time-tagging.
Simulation & Testing
1.3.4.
The CORTEX CRT Quantum incorporates powerful built-in simulation capabilities for functional and performance
test purposes:
Simulation of a PSK or PCM telemetry signal from TM formats stored on the hard disk or received over the
ETHERNET LAN from a remote Simulation Client,
IF modulation (PM, FM, BPSK, QPSK, OQPSK, AQPSK, 8PSK),
Automatic BER measurement,
Real time IF spectrum analysis,
Equipment self-testing at boot,
Noise generation (option).
© Safran Data Systems
COMMAND RANGING & TELEMETRY UNIT CORTEX
CRT QUANTUM USER'S MANUAL
This document is the property of Safran Data Systems.
It cannot be duplicated or distributed without expressed written consent.
Ref.
DTU 100042
Is.Rev.
5.17
Date:
Dec. 03, 2021Sept.
30, 2021
Page 6

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