Safran CORTEX Series - TCM Mode; Control; Figure 160: TCM Configuration

HIGH DATA RATE RECEIVER
HDR-4G+ USER’S MANUAL
Ref. DTU 100782
Is.Rev 3.5
Date: June 1, 2021
© Safran Data Systems – IMP000074 e14r1
This document is the property of Safran Data Systems.
It cannot be duplicated or distributed without expressed written consent.
Page 330
TCM Mode 4.5.8.2.1.10
Figure 160: TCM Configuration
Control 4.5.8.2.1.11
MODULATION ENABLE
Enable or disable carrier modulation
CARRIER FREQUENCY
IF Carrier Frequency
Enter any value in float or real format. Example: for 720 MHz, type 7.2e+8 or
720000000.
INPUT
Input of the MDU
 X DGU (s): Merge of X DGUs
 F. Input: Format Input (external source)
BIT RATE/SYMBOL RATE
BIT RATE Q
Bit Rate or Symbol Rate expressed in bps or Bauds.
Independent rates can be defined for I and Q in UQPSK.
PCM CODE
PCM CODE Q
Telemetry PCM Coding technique:
 NRZ-L/M/S: Non Return to Zero
 DNRZ
 BPL/M/S: Bi-Phase
 NRZM Merge
DNRZ CODE
Type of DNRZ Code (only in QPSK or in OQPSK)
I/Q RATIO
In UQPSK:
Ratio between I Channel and Q Channel in dB
MODULATION
Type of Modulation: BPSK, QPSK, OQPSK, UQPSK, 8PSK, GMSK, 16QAM,
16APSK, 32APSK, 64APSK, SCCC or DVB-S2
MAPPING
Select Gray X or Natural X in 8PSK
Select Map X in 16QAM or 16APSK
GAMMA(S)
Allow to adjust R
2
/R
1
for 16APSK, 32APSK, 64APSK
Allow to adjust R
3
/R
1
for 32APSK, 64APSK
Allow to adjust R
4
/R
1
for 64APSK
I/Q POLARITY
Allows to invert and/or swap I and/or Q Channels