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Tag: Intuitive Guide

A line plot in 3D
June 6, 2022 Machine Learning

An Intuitive Guide to Linear Regression

We have described before how supervised learning can help us predict a continuous-valued output or organize the input into discrete

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Converging towards angle 30
February 7, 2022 Wireless/SDR

Coordinate Rotation Digital Computer (CoRDiC)

In other articles on this website, we have seen various algorithms for building digital and wireless communication systems. A common

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(Top) An 8-PSK waveform. (Bottom) Two constellation diagrams: one at the Tx shown by thick red lines and the other at the Rx for a phase offset of 17 degrees shown by dotted purple lines
December 8, 2020 DSP

I/Q Signals 101: Neither Complex Nor Complicated

There was a recent discussion on GNU Radio mailing list in regards to the simplest possible intuition behind I/Q signals.

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Plots for positive integer powers of x in 3D
June 26, 2020 DSP / Miscellaneous

A Real-Imaginative Guide to Complex Numbers

June 18, 2020 On a cold morning in August 2015, I narrowly missed a train to my office in Melbourne

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A beam formation process can be seen in water waves by throwing two stones
November 15, 2021 Wireless/SDR

Beamforming in 5G Systems – Classical Beamforming

As opposed to its reputation, beamforming is not a mysterious technology. It has been used by signal processing engineers for

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5G Physical Layer - An Easy Guide to Key Technologies
Learn about 5G physical layer through great visualizations, simple maths and intuitive explanations
A wireless channel with speakers and microphone
Send and receive wireless signals over the air without expensive SDR hardware through a speaker (Tx) and a microphone (Rx)

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