WavePhore Networks IDR V1000 Guide de l'utilisateur Page 41

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Functional Overview
58 MS-4900, Rev. A
IDR V1000:
Functional
Overview
The IDR V1000 receives, demodulates, and corrects errors in the transmission,
disassembles the data stream to extract discrete messages, processes the blocks and
packets of information for display, and can monitor and log its own operation.
The internal functions of the IDR V1000 comprise the following elements:
Tuner
Demodulator
Error detection and correction
Time-division demultiplexer
Processor (CPU, memory, statistical demultiplexer)
Optional daughtercards
Serial output ports
Figure 5-3 illustrates these functional elements within an IDR V1000 basic model.
Figure 5-3. IDR V1000-Basic Model, Functional Depiction
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