Telecom news

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 ...

Telecom

New heat dissipation device design achieves a 47% weight reduction in a non-terrestrial network planar antenna

The National Institute of Information and Communications Technology, Sharp Corp, Mitsubishi Chemical Corp, and TECHLAB Co, jointly reduced the total weight of a planar antenna for NTN (Non-Terrestrial Network) applications ...

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

Laser-powered engines may soon support 'intelligent' 6G networks

In a step toward developing next-generation, AI-enabled 6G wireless networks, scientists have demonstrated a laser-driven engine made from an easy-to-manufacture ceramic material that uses white light to move information ...

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 ...

Internet

Internet shutdowns: Here's how governments do it

Senegal's government has shut down internet access in response to protests about the sentencing of opposition leader Ousmane Sonko. This is a tactic governments are increasingly used during times of political contention, ...

Telecom

A new weapon in the war on robocalls

The latest weapon in the war on robocalls is an automated system capable of analyzing the content of these unsolicited bulk calls to shed light on both the scope of the problem and the type of scams being perpetuated by robocalls. ...

Telecom

Field campaign assesses vulnerabilities of 5G networks

Fifth-generation, or 5G, mobile network technology is all the hype these days. Compared to 4G, this newest way of connecting wireless devices to cellular networks is designed to provide higher data rates, ultralow latency, ...

Telecom

Leveraging the role of dynamic reconfigurable antennas

We are living in the realm of Industry 4.0 today, which is a digital paradigm referring to the integration of cutting-edge computing and digital technologies into global industries. Some of the key technologies in smart industries ...

Internet

Uncertainty as internet reaches remote Amazon

Covered in tattoos resembling jaguar spots, an Indigenous man connects to TikTok for the very first time from a previously off-the-grid village deep in the Amazon.

Telecom

Acquiring CSI in RIS-assisted mobile communication systems

Mobile communication builds an invisible bridge between two users at geographically distant locations. To meet the growing communication demands of the users, widening the bridge is a direct and effective approach. By increasing ...

Business

Amazon invests $120 million in internet satellite facility

Amazon said Friday it will invest $120 million to build a satellite construction facility at NASA's Kennedy Space Center, as part of its plans to launch a space internet service to rival SpaceX's Starlink.

Telecom

Satellite security lags decades behind the state of the art

Thousands of satellites are currently orbiting the Earth, and there will be many more in the future. Researchers from Ruhr University Bochum and the CISPA Helmholtz Center for Information Security in Saarbrücken have assessed ...