Safran CORTEX CRT Quantum - Page 17

COMMAND RANGING & TELEMETRY UNIT CORTEX
CRT QUANTUM USER'S MANUAL
Ref. DTU 100042
Is.Rev. 5.17
Date: Dec. 03, 2021Sept.
30, 2021
© Safran Data Systems
This document is the property of Safran Data Systems.
It cannot be duplicated or distributed without expressed written consent.
Page xvii
LBW Low BandWidth
LED Light Emitting Diode
LEOP Launch & Early Orbit Support
LO Local Oscillator
LSB Least Significant Byte (Bit)
LTS Lock To Search
MCS Monitoring & Control Software
MMI Man Machine Interface
MSB Most Significant Byte (Bit)
MSP Main Signal Processing module
MTDI Multiple Tabbed Document Interface
M&C Monitoring & Control
NA Not Applicable
NCO Numerically Controlled Oscillator
NRZ-L/M/S Non Return to Zero-Level/Mark/Space
OQPSK Offset Quadrature Phase Shift Keying (also called SQPSK)
PC Personal Computer
PCM Pulse Coded Modulation
PLL Phase Locked Loop
PM Phase Modulation
PMR PM Receiver
pp Peak to peak
PRBS Pseudo Random Bit Sequence
PS Power Supply
PSK Phase Shift Keying
QPSK Quadrature Phase Shift Keying
RAU Ranging Unit
RF Radio Frequency
RMS Root Mean Square
RNG RaNGing
RNRZ-L/M/S Randomized Non Return to Zero-Level/Mark/Space
R-S Reed Solomon
SCC Satellite Control Center
SLE Space Link Extension
SOQPSK Shaped Offset Quadrature Phase Shift Keying
SPS Signal Processing Software
SQPSK Staggered Quadrature Phase Shift Keying (see OQPSK)
SNR Signal to Noise Ratio
TC TeleCommand
TCP/IP Transport Control Protocol / Internet Protocol
TCR Time Code Reader & Generator