Ber Measurements - Safran CORTEX Series User Manual

QPSK – 4 DPU, DPU Map = 0
Bit number
DPU-X
Offset (bytes)
QPSK – 4 DPU, DPU Map = 1
Bit number
DPU-X
Offset (bytes)
QPSK – 2 DPU, DPU Map = 0 (No ambiguity resolution process)
Bit number
DPU-X
Offset (bytes)
QPSK – 2 DPU, DPU Map = 1
Bit number
DPU-X
Offset (bytes)
3.4.13.3

BER measurements

The BER can be done at the DMU (Demodulator Unit) outputs and at each DPU (Data Processing)
output. The BER can be done at different levels inside the DPU by enabling or not the different
operations (Differential encoder/decoder, Frame synchronizer, CCSDS encoder/decoder).
© Safran Data Systems – IMP000074 e14r1
HIGH DATA RATE RECEIVER
HDR-4G+ USER'S MANUAL
odd-b1 even-b1 odd-b2*
DPU-A DPU-C DPU-E
0 1 2
odd-b1 odd-b2 even-b1 even-b2
DPU-A DPU-C DPU-E
0 4 1
b1 b2
DPU-A DPU-C
N/A N/A
b1 b2
DPU-A DPU-C
0 4
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It cannot be duplicated or distributed without expressed written consent.
Ref. DTU 100782
Is.Rev 3.5
Date: June 1, 2021
even-b2*
DPU-G
3
DPU-G
5
Safran Data Systems
.
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