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 ...

Telecom

Underwater acoustic wireless communication using TCP/IP

Acoustic communication through water is well known in many species of sea creatures—whales, dolphins and other cetaceans, perhaps being the best known examples. But, crustaceans and fish also often communicate through water ...

Business

Huawei dominates MWC mobile tech fair despite US sanctions

A contingent of Chinese companies led by technology giant Huawei is turning the world's biggest wireless trade fair into an opportunity to show their muscle in the face of Huawei's blacklisting by Western nations concerned ...

Business

Telecom firms aim to shrug off slump at annual get-together

Telecom companies will aim to put a positive spin on their current slump in fortunes when they gather in the Spanish city of Barcelona on Monday for the annual Mobile World Congress (MWC), the biggest event in the industry's ...

Business

Ericsson to cut 8,500 jobs worldwide

Telecom equipment maker Ericsson said Friday it would slash 8,500 jobs worldwide, part of a cost-cutting program as financial headwinds push operators to rein in spending.

Electronics & Semiconductors

Improving the performance of satellites in low earth orbit

On-chip distributed radiation sensors and current-sharing techniques can be used to reduce the impact of radiation on the radio and power consumption of small satellites, respectively, as shown by scientists from Tokyo Tech. ...