Telecom news

Internet

Galileo signal updated for Internet-of-Things use

In April, Galileo marked a step forward with the deployment of a new signal component, known as E5a Quasi Pilot, on 12 satellites of Europe's satellite navigation constellation. This upgrade makes Galileo signals easier to ...

Telecom

Aperture-tuning antenna keeps 5G signals strong across wider frequencies

A compact aperture-adjustable antenna developed by researchers at Science Tokyo could improve high-speed wireless communication across the wide 5G millimeter-wave frequency bands without increasing power consumption. The ...

Engineering

A low-tech solution to the 6G problem—metacrystal panels offer cheap way to guide wireless signals around corners

Basements, tunnels, large buildings—a weak Wi-Fi or mobile signal in these hard-to-reach places is frustrating. The usual solution is to add more electronics like routers, repeaters and base stations. Yet, as we move towards ...

Telecom

Optical wireless quantum security: Free-space QKD and Li-Fi in one system

The German consortium QuINSiDa has achieved a major step toward mobile quantum-secure communication. They demonstrated a one-of-a-kind free-space data transfer channel supporting, for the first time, LiFi and major quantum ...

Telecom

Microcombs unlock 112 Gbps wireless link at 560 GHz for 6G

Researchers at Tokushima University have demonstrated single-channel wireless transmission at 112 Gbps in the 560 GHz band using soliton microcombs, marking a significant step toward next-generation 6G communications.

Telecom

New fiber optic data transmission speed record

A new data transmission speed record of 450 terabits per second using an existing, commercially installed optical fiber link has been set by a team of engineers involving UCL researchers. The achievement was presented at ...

Telecom

Researchers achieve 100-meter underground wireless communication

Korean researchers have confirmed that underground wireless communication is possible, moving beyond the terrestrial wireless communication they have primarily focused on until now. This opened up a new wireless channel for ...

Business

Digital divide hinders rural innovation, study shows

Cloud-based computing directly contributes to business innovation, but rural businesses lacking sufficient broadband capacity to access cloud services are missing out on their innovation-boosting potential, according to a ...

Telecom

Active RIS vs. passive RIS: Which will prevail in 6G?

Reconfigurable intelligent surface (RIS) has become a promising technology in future 6G communications. Thanks to its high array gain, low cost, and low power consumption, RISs can improve spectral efficiency and reduce power ...

Telecom

AI can accelerate the development of the 5G network

Developers of the 5G mobile network can now get help from artificial intelligence (AI). A thesis from Umeå University shows new machine learning methods that provide faster troubleshooting and better understanding of the ...

Internet

Researchers present new wireless system for greater 5G access

A new paper on wireless connectivity from the lab of Dinesh Bharadia, an affiliate of the UC San Diego Qualcomm Institute (QI) and faculty member with the Jacobs School of Engineering's Department of Electrical and Computer ...

Telecom

NASA, partners achieve fastest space-to-ground laser comms link

On April 28, NASA and its partners achieved another major milestone in the future of space communications—achieving 200 gigabit per second (Gbps) throughput on a space-to-ground optical link between a satellite in orbit and ...

Telecom

This algorithm can make satellite signals act like GPS

Researchers have developed an algorithm that can "eavesdrop" on any signal from a satellite and use it to locate any point on Earth, much like GPS. The study represents the first time an algorithm was able to exploit signals ...

Electronics & Semiconductors

Miniscule device could help preserve the battery life of tiny sensors

Scientists are striving to develop ever-smaller Internet of Things devices, like sensors tinier than a fingertip that could make nearly any object trackable. These diminutive sensors have miniscule batteries which are often ...

Telecom

A K-/Ka-band planar shared-aperture beam-scanning array

With the rapid development of modern wireless systems such as radar and communications, there is an urgent need for the integrated development of multi-functional RF antennas. Since weight, size, and space placement are at ...

Engineering

Surface steers signals for next-gen networks

5G communications' superfast download speeds rely on the high frequencies that drive the transmissions. But the highest frequencies come with a tradeoff.