Harmonic analysis occupies a central position in modern mathematical analysis by providing the tools to express complex functions as superpositions of simpler sinusoidal components via the Fourier ...

A key algorithm that quietly empowers and simplifies our electronics is the Fourier transform, which turns the graph of a signal varying in time into a graph that describes it in terms of its ...

Global Navigation Satellite System (GNSS) signal processing is pivotal in modern navigation frameworks, underpinning applications from aviation to everyday mobile devices. The field investigates ...

This website by John Hopkins University covers many informative topics in the area of signal and systems. Each topic usually has some written tutorial as well as an interactive web applet. Some of the ...

Amid the chaos of revolutionary France, one man’s mathematical obsession gave way to a calculation that now underpins much of mathematics and physics. The calculation, called the Fourier transform, ...