High Bandwidth Direct Pcm: Aqpsk - Safran CORTEX CRT Quantum User Manual

3.3.7.8. High Bandwidth Direct PCM: AQPSK

This demodulation scheme requires two independent TMU.
a- Nominal case (TMU table/offset 26 = 0. GUI: Frame Sync. Input = Internal):
IF inputs
AQPSK
demodulator
Aux. inputs
& B/S
b- External Input to Frame Synchronizer (TMU table/offset 26 = 1. GUI: Frame Sync. Input = Ext.
F/S):
IF inputs
AQPSK
demodulator
Aux. inputs
& B/S
© Safran Data Systems
COMMAND RANGING & TELEMETRY UNIT CORTEX
CRT QUANTUM USER'S MANUAL
(Option)
I
Viterbi
decoder
Q I Viterbi
decoder
(Option)
(Option)
I Viterbi
decoder
Q I
Viterbi
decoder
(Option)
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Differential
.
decoder
Differential
decoder
Differential
encoder
invert/
swap
I out
(Option)
Differential
decoder
Differential
decoder
Differential
encoder
invert/
swap
I out
(Option)
Safran Data Systems
.
Ref. DTU 100042
Is.Rev. 5.17
Date: Dec.
03, 2021Sept. 30, 2021
.
Frame
Synchronizer
Frame
Synchronizer
Differential
encoder
invert/
swap
I out
(Option)
I in I in
Frame
Synchronizer
Frame
Synchronizer
Differential
encoder
invert/
swap
I out
(Option)
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