Digital Data Communication Techniques


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Table of Contents

Digital Data Communication Techniques

Clock Synchronization

Asynchronous Transmission

Synchronous Transmission

Types of Error

Parity Checks

Check Digit Method

Modulo 2 Arithmetic

Cyclic Redundancy Check (CRC)

Modulo 2 Division

Checking At The Receiver

Polynomial Representation

Cyclic Redundancy Check (CRC)

Popular CRC Polynomials

Errors Detected by CRC

Shift-Register Implementation

Hamming Distance

Error Correction

Error Correction Process

Error Correction Example

Summary

Reading Assignment

Homework

Solution to Homework

Author: Raj Jain

Home Page: http://www.cse.wustl.edu/~jain/

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