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Exploring communications technology
This free course, Exploring communications technology, looks at some of the principles underpinning communications technology. It looks at the properties of signals and media (such as optical fibre and radio waves), error control, data compression, and the principles of 4G mobile communications, wi-fi and DSL broadband.
Course learning outcomes
After studying this course, you should be able to:
- demonstrate an understanding of the principles of, and reasons for, carrier-wave modulation, and its application to Quadrature Amplitude Modulation
- demonstrate an understanding of the roles of error detection and error correction, and be able to perform calculations involving checkeck digits and coding rates
- demonstrate an understanding of the basic techniques of perceptual coding and the reasons for their use
- demonstrate an understanding of how the use of multiple OFDM subchannels enables efficient use of communications channels in mobile communications, broadband and wifi.
You can start this course right now without signing-up. Click on any of the course content sections below to start at any point in this course.
If you want to be able to track your progress, earn a free Statement of Participation, and access all course quizzes and activities, sign-up.
- Learning outcomes
- 1 Signals and modulation
- 2 Error control
- 3 Perceptual source-coding and lossy compression
- 4 Broadband, mobile and WiFi
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About this free course
10 hours study
Level 2: Intermediate
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