Project Description

Course Overview

This short online course provides an overview of quadrature amplitude modulation (QAM) used in IEEE 802.11 WLAN systems and the use of OFDM to improve data throughput and reliability. Included is a description of how OFDM signals are generated within an OFDM system.

What you will learn
  • Wireless ethernet concept

  • Linear modulation schemes

  • 16-QAM, 32-QAM and 64-QAM

  • OFDM concept

  • OFDM signal generation

Technical Level


Time to Complete

Approx. 40 mins

Course ID


Course Curriculum

1.1 802.11 – ‘Wireless Ethernet’  

2.1 Linear Modulation Schemes  
2.2 M-ary QAM  
2.3 16-QAM, 32-QAM and 64-QAM  

3.1 Orthogonal Frequency-Division Multiplexing – OFDM  
3.2 Ones and Zeros are Square Waves Aren’t They?  
3.3 OFDM Concept  
3.4 OFDM Transmitter Signal Generation  
3.5 802.11a Modulator Block Diagram  
3.6 Effects of Frequency Errors  

Includes 1-year unlimited individual access to all course content

Start Learning Now

Buy Now – USD $55
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