Demodulator Board; Overview; Separate If Inputs; Figure 8: Demodulator Input Stage With Separate If Inputs - Safran CORTEX Series User Manual

2.1.3

Demodulator board

2.1.3.1

Overview

The demodulator assembly consists in:
- the mother board: PCI-e board with FPGA
the IF input board
-
the I/O interface board
-
the set of cables and I/O connectors
-
The I/O mezzanine in its standard version provides both ECL I/O and LVDS I/O.
2.1.3.2

Separate IF inputs

The following figure gives the diagram of the IF input stage of the demodulator board.
Nom. IF 1
Ater. IF 1
2,4GHz Input
Nom. IF 2
Ater. IF 2
2,4GHz Input
The demodulator board provides double 720 MHz/1.2GHz/2,4GHz IF inputs. These configurations are
exclusive. The selection between configurations is done by basic menu selection.
© Safran Data Systems – IMP000074 e14r1
HIGH DATA RATE RECEIVER
HDR-4G+ USER'S MANUAL
Analogue
720 MHz
1
1.2 GHz input
2
1
Analogue
720 MHz
2
1.2 GHz input

Figure 8: Demodulator input stage with separate IF inputs

Ref.
Is.Rev
Date:
A
D
C
A
D
C
Safran Data Systems
This document is the property of
It cannot be duplicated or distributed without expressed written consent.
DTU 100782
3.5
June 1, 2021
Demodulator A
Demodulator B
.
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