Hybrid metasurface modulates light at low voltages for energy-efficient optics

Metasurfaces are two-dimensional (2D), nanoengineered surfaces that interact strongly with electromagnetic waves and can ...

Quantum radio antenna uses Rydberg states for sensitive, all-optical signal detection

A team from the Faculty of Physics and the Center for Quantum Optical Technologies at the University of Warsaw has developed ...
SpaceNews

ESA backs Skynopy to bring adaptive modulation to Earth observation satellites

According to Skynopy, its modular network can double data downlink volume for high-demand missions, or cut costs in half for smaller ones. Credit: Skynopy TAMPA, Fla. — Skynopy, a French ground ...
CONTRACTOR

Manual Modulation and Hydronic History

A hands-on homeowner experimenting with burner adjustments helps illustrate some timeless hydronic heating concepts. I made it up the drive, up the porch steps, and down the basement steps on my ...
IEEE

Fundamental Limits of Pulse Based UWB ISAC Systems: A Parameter Estimation Perspective

Abstract: This paper investigates a bi-static integrated sensing and communication (ISAC) system for multi-target scenarios using impulse radio ultra-wideband (IR-UWB) signals, which offer fine ...
IEEE

A Novel LSTM Architecture for Automatic Modulation Recognition: Comparative Analysis With Conventional Machine Learning and RNN-Based Approaches

Abstract: The recognition of modulation types in received signals is essential for signal detection and demodulation, with broad applications in telecommunications, defense, and wireless ...
Radio World

Deva Broadcast DB3000

The DB3000 FM Modulation Analyzer is a fully DSP-based digital FM demodulator and modulation analyzer. The RF (IF) and MPX signal is digitized as soon as it enters the device, and all signal ...