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Shape-shifting antenna uses memory alloys to adapt to temperature change
By leveraging cutting-edge additive manufacturing techniques and shape memory alloys, researchers at the Johns Hopkins Applied Physics Laboratory (APL) in Laurel, Maryland, have created an antenna that can change its shape based on its temperature.... Read more
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Cross-medium eavesdropping technology overturns assumptions about underwater communications security
Researchers from Princeton and MIT have found a way to intercept underwater messages from the air, overturning long held assumptions about the security of underwater transmissions.... Read more
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Ultra-thin film that absorbs nearly all electromagnetic waves could improve reliability of wireless communication
The research team of Dr. Byeongjin Park and Dr. Sang Bok Lee from the Composites & Convergence Materials Research Division at the Korea Institute of Materials Science (KIMS), has developed the world's first ultra-thin film composite material capable of absorbing over 99% of electromagnetic waves from various frequency bands (such... Read more
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Engineers set new record on how fast data can be sent wirelessly
A new world record in wireless transmission, promising faster and more reliable wireless communications, has been set by researchers from UCL.... Read more
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From quantum to wireless: Enhancing chip-scale communication with terahertz tech
As computing technology advances, we have shifted from using large, single-chip processors to systems made up of smaller, specialized chips called "chiplets." These chiplets work together to boost processing power and efficiency.... Read more
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New method could decrease number of satellites needed for global coverage
Low-orbit satellites could soon offer millions of people worldwide access to high-speed communications, but the satellites' potential has been stymied by a technological limitation—their antenna arrays can only manage one user at a time.... Read more
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New 2D metamaterial enhances satellite communication for 6G networks
A new, cheap, easily manufactured device could lead to improved satellite communication, high speed data transmission, and remote sensing, scientists say.... Read more
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Chip that steers terahertz beams sets stage for ultrafast internet of the future
Imagine a future where internet connections are not only lightning-fast but also remarkably reliable, even in crowded spaces. This vision is rapidly approaching reality, thanks to new research on terahertz communications technologies. These innovations are set to transform wireless communication, particularly as communications technology advances toward the next generation of... Read more
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Silicon chip propels 6G communications forward
A team of scientists has unlocked the potential of 6G communications with a new polarization multiplexer. Terahertz communications represent the next frontier in wireless technology, promising data transmission rates far exceeding current systems.... Read more
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Hybrid RF-VLC system could reduce power consumption in wireless networks
Wireless internet supports the daily activities of countless people worldwide, ranging from their professional communications to internet browsing and the streaming of movies or TV series. This spiking demand for wireless internet access goes hand in hand with greater power consumption, which in turn contributes to carbon emissions worldwide.... Read more
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Memristive radiofrequency switches show improved performance for mmWave applications
Radiofrequency (RF) switches are electronic components that control the routing of RF signals between different segments of circuits, for instance turning the signals on and off or redirecting them. These switches are central to the functioning of numerous communication technologies, including smartphones, cell towers, and wireless networks.... Read more
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Digital twin method can boost wireless network speed and reliability
Computer science researchers have developed a new method for predicting what data wireless computing users will need before they need it, making wireless networks faster and more reliable. The new method makes use of a technique called a "digital twin," which effectively clones the network it is supporting.... Read more
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Microsoft users worldwide report widespread outages affecting banks, airlines and broadcasters
Microsoft users worldwide, including banks and airlines, reported widespread outages on Friday, hours after the technology company said it was gradually fixing an issue affecting access to Microsoft 365 apps and services.... Read more
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New model predicts impact of reconfigurable intelligent surfaces on radio wave propagation
A method to analytically express the performance of wireless communication systems when using reconfigurable intelligent surfaces (RIS) has been successfully developed by researchers at Tohoku University, the University of Surrey, and the University of Nottingham.... Read more
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International team creates high-frequency switch for future 6G networks
UAB (University of Barcelona) researchers were involved in the development of a switch, an essential device in telecommunications, capable of operating at very high frequency with lower power consumption than conventional technologies. The technology has applications in the new 6G mass communication systems and is more sustainable in terms of... Read more