EDN

Realtime spectrum analyzer spans time, frequency, and modulation domains—simultaneously

New Unit Improves Resolution by 2000 Times, Enabling Engineers to View RF Signal Instabilities and Transients that They Never Knew Existed BEAVERTON, Ore.—Tektronix, Inc., a leading worldwide provider ...
EDN

Spectrum Analysis – Amplitude and Frequency Modulation

Modulation is the act of translating some low-frequency or baseband signal (voice, music, and data) to a higher frequency. Why do we modulate signals? There are at least two reasons: to allow the ...
Electronic Design

Identify Modulation for Communications and Radar Using Deep Learning

Download this article in PDF format. We also want to recognize Rick Gentile of MathWorks as a co-author of this article. Modulation identification is an important function for an intelligent receiver.
Nanowerk

Sub-femtometer-resolution absolute spectroscopy based on dual electro-optic frequency comb

(Nanowerk News) Optical frequency comb (OFC) provides equidistant comb lines in broad bandwidth, and each comb line corresponds to an absolute optical frequency, which is similar as a comb (or rule) ...
Electronic Design

Understanding Solutions For The Crowded Electromagnetic Frequency Spectrum

The combination of electric and magnetic fields at right angles produces radio waves. These waves occur at different frequencies, and the range of useful frequencies is called the electromagnetic ...