Safran CORTEX CRT Quantum User Manual page 56

Command ranging & telemetry unit
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Satellite Commanding (High Bandwidth Mode)
1.6.6.
Supported commands
PCM coding
Convolutional coding
Modulation
Bit rate
Sub-carrier frequency
Idle pattern
Preamble length
Preamble length
Pause duration
Local TC capability
The following restrictions apply to the capabilities of the High Bandwidth TCU:
TC Scrambling is not supported
FSK modulation at baseband is not supported
Execute instruction is not supported
Data+Execute request is not supported
© Safran Data Systems
COMMAND RANGING & TELEMETRY UNIT CORTEX
CRT QUANTUM USER'S MANUAL
Clear TC message transmission
Pause instruction, Grouped instructions
TC message transmission at programmed time
Last radiation time request
Idle pattern generation
as per LBW mode
Yes
BPSK or no sub-carrier (direct PCM on the carrier)
100 bps to 1 Mbps (direct PCM on the carrier)
100 bps to 250 kbps (PCM on a sub-carrier)
5 kHz to 2 MHz
as per LBW mode
as per LBW mode
as per LBW mode
as per LBW mode
as per LBW mode.
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 31

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