# 6.450 Principles of Digital Communications I, Fall 2006

The course serves as an introduction to the theory and practice behind many of today's communications systems. 6.450 forms the first of a two-course sequence on digital communication. The second class, 6.451, is offered in the spring. Topics covered include: digital communications at the block diagram level, data compression, Lempel-Ziv algorithm, scalar and vector quantization, sampling and aliasing, the Nyquist criterion, PAM and QAM modulation, signal constellations, finite-energy waveform spaces, detection, and modeling and system design for wireless communication.

- Kind: Talk
- Year: 2006
- By: MIT OpenCourseWare
- Genres: Education, Science
- Archive: [Internet Archive](https://archive.org/details/MIT6.450F06)
- Licence or status: [CC BY-NC-SA 3.0](http://creativecommons.org/licenses/by-nc-sa/3.0/us/) (as the archive states it)
- Who can watch: Tweens profiles and older (the archive gives no rating; placed by Invisible Network from its collection and subjects)

[Watch now](https://invisiblenetwork.ai/watch/archive/ia/MIT6.450F06?play=1)