使用Simulink設計通信系統培訓與咨詢

Objective: To review Simulink topics necessary for the training. An AM system will be built to demonstrate basic concepts in Simulink.

• Building a simple AM Model in Simulink
• Creating a subsystem
• Visualizing a signal in the time and frequency domain
• Working with MATLAB^? data
• Simulating the model from the command line

Objective: To use Communications Blockset to build an end-to-end QPSK model and become familiar with the different visualization tools within the blockset.

• Communications Blockset introduction
• Creating a QPSK transmitter model
• Generating a random source
• Frame-based processing
• QPSK modulator
• Scatter Plot
• Pulse-shaping filter
• Eye diagram
• Creating an equivalent receiver
• Calculating system delay
• Calculating error rate statistics

Objective: To analyze the BER performance of an end-to-end communication system by writing a MATLAB script and BERTool.

• Performance analysis and BER curve
• Automating performance analysis: scripts
• AWGN uncode
• Adding channel coding
• Automating performance analysis: BERTool
• Theory results
• Semianalytic technique
• Simulation
• BERTool: MATLAB Functions

Objective: To add channel impairments and recovery blocks to test receiver performance.

• Adding phase and frequency offset
• Correcting phase and frequency using DQPSK
• Phase recovery blocks
• Adding timing offset
• Squaring timing recovery
• Multipath channel impairments
• Equalization using the Embedded MATLAB Function block