Tutorials:
A comprehensive explanation involves a detailed and thorough description of along with a practical example in MATLAB (Non-orthogonal multiple access (NOMA))
3GPP Technology article
Videos:
How does Starlink Satellite Internet Work?
How does Bluetooth Work?
How is mathematical optimization applied in the real world? (from Gurobi Optimization)
Learn basic mathematics
What Makes Computer Generated Images Look Real? Exploring Ray Tracing and CGI
Hands-on Practice with Simple Examples (by Prof. Tom Yeh)
Example for Discrete Fourier Transform
How can we create figures in Latex documents using Ipe?