Vislink Strata RX, Technical Reference Manual

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9
Theory of Operation 9-1
Strata RX
Technical Reference Manual
Theory of Operation
9.1 Chapter Overview
This chapter provides technical details about the design and
functioning of the Strata RX. This chapter is intended to
complement the information in Chapter 2, “Product Description”.
The descriptions in this chapter will assume you are already
familiar with all the information in Chapter 2. We recommend you
review that chapter before beginning to read this one.
Here are the topics covered:
9.2 System Architecture
The Strata RX system is designed around a flexible, modular
architecture. The system components can be located in the RXU
or the RCU depending on your needs.
Topic Page
System Architecture 9-1
RF Front End 9-3
AGC/IF Module 9-10
Switch and IF Interface
Module 9-10
Demodulation and Decoding 9-13
Distribution, Command and
Control 9-13
The main Strata RX functional groups are shown in Figure 9-1.
They are:
• RF Front End
- Low Noise Block Down-Converter
- Low Noise Converter
• AGC/IF
• IF Int Switching
• Demodulation and Decoding
- COFDM Demodulator
- MPEG Decoder
- FM Receiver (FMR)
• Distribution, Command and Control (DCC)
• DC-to-DC Power Supply
The details of these functional groups and system components
are discussed in the sections that follow.
More details about the system configurations available, and
about which system components can be located in the RXU and
the RCU, are found in Chapter 2, “Product Description”.