Telecom news
Engineering
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 ...
Sep 13, 2024
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Bridging the urban canyons: 5G's role in advanced real-time kinematic positioning
High-precision positioning in urban areas faces obstacles such as frequent signal blockages and interference from buildings, which compromise the performance of Global Navigation Satellite System (GNSS)-based Real-Time Kinematic ...
Sep 9, 2024
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Developing GaN transistors and high-power amplifiers for millimeter wave satellite communications
Communication satellites and flying antenna platforms can contribute to the comprehensive and resilient operation of global mobile networks of the fifth and sixth generation (5G, 6G). However, as large parts of the millimeter ...
Sep 5, 2024
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Verizon is buying Frontier in $20B deal to strengthen its fiber network
Verizon is buying Frontier Communications in a $20 billion deal to strengthen its fiber network.
Sep 5, 2024
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Hardware
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 ...
Sep 4, 2024
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Engineering
Researchers develop reconfigurable MIMO-based self-powered battery-less light communication system
In a new paper published in Light: Science & Application, a team of scientists, led by Professor Khaled Salama from King Abdullah University of Science and Technology, and co-workers have developed a reconfigurable simultaneous ...
Sep 4, 2024
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Telecom
Reconfigurable smart antenna offers low complexity and high gain
Smart antennas have garnered significant attention for their ability to enable both communication and perception functions simultaneously; however, they commonly come with complicated controls and a high cost.
Aug 30, 2024
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Hardware
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 ...
Aug 29, 2024
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Engineering
Researchers innovate optical microchips with applications for sensing and communications
Infrared light cannot be seen, but it can be felt as heat. Lying beyond the red color in the electromagnetic spectrum, it is used by animals to detect prey in the dark and in night vision cameras.
Aug 29, 2024
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Internet
A third of the world lacks internet connectivity—airborne communications stations could change that
About one-third of the global population, around 3 billion people, don't have access to the internet or have poor connections because of infrastructure limitations, economic disparities and geographic isolation.
Aug 26, 2024
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Telecom
Precision orbit overhaul: LEO satellites team up to refine GPS accuracy
Global Navigation Satellite System (GNSS) accuracy is crucial for precise applications, yet regional networks often face challenges in maintaining this precision. Integrating data from Low Earth Orbit (LEO) satellites with ...
Aug 26, 2024
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Telecom
From city streets to open skies: The new frontier in smartphone GNSS accuracy
The latest advancements in smartphone positioning technology were put to the test in a recent study. Focusing on the multi-frequency Global Navigation Satellite System (GNSS) capabilities of the Redmi K60 Ultra, the study ...
Aug 19, 2024
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Telecom
How to get internet access even when a storm knocks out power (and Wi-Fi) at home
Hurricanes, tropical storms and even severe thunderstorms can lead to power outages.
Aug 14, 2024
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Telecom
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 ...
Business
US companies' global market reach linked to cloud computing use
U.S. firms that use cloud-computing services are more likely to export their products and services, according to a new study by researchers at Penn State and the U.S. National Science Foundation (NSF). The team said the findings ...
Aug 13, 2024
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Telecom
Unlocking clarity in the skies: Subcarrier modulation for enhanced GNSS
The integration of subcarrier modulated signals into Global Navigation Satellite Systems (GNSS), has brought forth new layers of complexity in signal acquisition and tracking, stemming from their distinctive structure. Although ...
Aug 5, 2024
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Internet
Venezuelan crisis has negatively affected country's internet, researchers find
As the Venezuelan crisis intensifies, researchers and policy experts have worked to understand its ramifications on the country's politics, economics, health services, water security, infrastructure and more.
Aug 2, 2024
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Telecom
Fast, tap-proof data networks with light
The digital transformation means that more and more devices such as X-ray and ultrasound machines are being connected to networks in hospital settings, for example. These kinds of equipment have to be movable as needed.
Aug 1, 2024
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Telecom
Undersea internet cables connecting Australia to the world threatened by boats, spies, natural disasters
The Australian government this week announced it would spend A$18 million over four years on a new center aimed at keeping safe the undersea cables that power the nation's internet.
Jul 31, 2024
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Software
Interoperable multipath hemispherical map: A unified approach for enhanced GNSS precision
Multipath effects, resulting from satellite signals reflecting off objects before reaching the receiver, seriously compromise the precision of satellite navigation systems. Existing solutions like Sidereal Filtering and system-specific ...
Jul 30, 2024
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Engineering
A deep dive into polyimides for high-frequency wireless telecommunications
As 5G technologies continue to evolve, scientists and engineers are already exploring new ways to turn things up a notch for 6G. One of the biggest challenges to address in both 5G and 6G is the many detrimental effects that ...
Jul 26, 2024
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Electronics & Semiconductors
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 ...
Telecom
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 ...
Jul 24, 2024
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Telecom
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.
Jul 19, 2024
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