Mobile

Between 2016 and 2024 there were 193 internet shutdowns imposed in 41 African countries. This form of social control is a growing trend in the continent, according to a new open-access source book. It has […]

The National Institute of Information and Communications Technology (NICT) has successfully demonstrated 2 Tbit/s Free-Space Optical (FSO) communication using small optical communication terminals that can be mounted on satellites and HAPS, marking a world first […]

When a natural disaster strikes, time is of the essence if people are trapped under rubble. Conventional search-and-rescue methods use radar-based detection or employ acoustics that rely on sounds made by victims.This article was originally […]

As disruptions to GPS services increase globally, radio signals from low-Earth orbit (LEO) satellites could become reliable navigation alternatives, a new study suggests.This article was originally published on this website.

If you use a mobile phone with location services turned on, it is likely that data about where you live and work, where you shop for groceries, where you go to church and see your […]

In the Cape York community of Wujal Wujal, local service providers used to hold their breath every time a big storm rolled in. Cloud cover could knock out their satellite internet just when they needed […]

In a disaster, there are often massive network outages. When the Ahr, a small river in Rhineland-Palatinate, burst its banks in July 2021, the entire telephone and mobile network quickly collapsed as the floodwaters and […]

High-voltage, higher-order PAM-8 signals are essential to achieve data rates beyond 100 Gb/s, requiring highly linear receivers to maintain excellent signal-to-noise ratios.This article was originally published on this website.

In a breakthrough in radar technology, researchers from the City University of Hong Kong (CityUHK) have developed the world’s first integrated photonic millimeter-wave radar chip, achieving unprecedented precision in a remarkably compact device. This breakthrough […]

The world’s online population grew by more than 240 million people in 2025, according to Facts and Figures 2025 released today by the International Telecommunication Union (ITU). The new estimates confirm continuing progress in expanding […]