Chapter 3 / 3.8 / 3.8.1

3.8.1 What Is Source Coding?

Explore how information from speech, data, images, and video can be represented more efficiently. Learn why source coding reduces the number of bits needed for transmission or storage while preserving the quality needed for the application.

1. Why Do Communications Systems Need Source Coding?
2. What Types of Information Can Be Source Coded?
3. How Does Source Coding Improve Efficiency?
4. What Is Redundancy?
5. Is All Redundancy Unnecessary?
6. What Is the Difference Between Lossless and Lossy Coding?
7. How Does Source Coding Relate to Analog-to-Digital Conversion?
8. What Are Waveform Coders?
9. What Are Model-Based Coders?
10. What Are Hybrid Coders?
11. How Much Compression Is Possible?
12. Where Is Source Coding Used Today?
13. How Does Source Coding Fit into a Communications System?
14. Why Is Source Coding Important?

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