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National roaming can increase resilience of Dutch mobile networks
Within the Netherlands, your mobile phone only uses the masts of your own provider. Other providers' masts can only be used to reach emergency services. As soon as you cross the border, you can switch on roaming to use other masts. This way, roaming enables you to call and text... Read more
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Navigating the future: Researchers improve satellite navigation processing accuracy and speed
In the evolving Global Navigation Satellite Systems (GNSS) landscape, China's International GNSS Monitoring and Assessment System (iGMAS) stands out for its global monitoring and evaluation of GNSS constellations.... Read more
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Research team manufactures the first universal, programmable and multifunctional photonic chip
A team from the Photonics Research Laboratory (PRL)-iTEAM of the Universitat Politècnica de València and the company iPRONICS have designed and manufactured a revolutionary chip for the telecommunications sector, data centers and infrastructure associated with artificial intelligence computing systems. It is the first universal, programmable, and multifunctional photonic chip worldwide.... Read more
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Metasurface antenna could enable future 6G communications networks
A team led by researchers from the University of Glasgow has developed an innovative wireless communications antenna that combines the unique properties of metamaterials with sophisticated signal processing to deliver a new peak of performance.... Read more
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Internet providers must now be more transparent about fees, pricing, FCC says
Much like nutritional labels on food products, "broadband labels" for internet packages will soon tell you just what is going into the pricing of your service, thanks to new rules adopted by the Federal Communications Commission this week.... Read more
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Could new technique for 'curving' light be the secret to improved wireless communication?
While cellular networks and Wi-Fi systems are more advanced than ever, they are also quickly reaching their bandwidth limits. Scientists know that in the near future they'll need to transition to much higher communication frequencies than what current systems rely on, but before that can happen there are a number... Read more
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Key technologies in digital twin of railway wireless network
The railway system will continue to integrate global positioning systems (GPS), artificial intelligence (AI), and other technologies to improve safety, comfort, affordability, and eco-friendliness. This puts forward higher requirements for railway wireless communication networks.... Read more
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Undersea cables are the unseen backbone of the global internet
Have you ever wondered how an email sent from New York arrives in Sydney in mere seconds, or how you can video chat with someone on the other side of the globe with barely a hint of delay? Behind these everyday miracles lies an unseen, sprawling web of undersea cables,... Read more
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Simultaneous performance improvement and energy savings with an innovative algorithm for 6G vision services
Professor Jeongho Kwak's from the Department of Electrical Engineering and Computer Science at DGIST has developed a learning model and resource optimization technology that combines accuracy and efficiency for 6G vision services. This technology is expected to be utilized to address the high levels of computing power and complex learning... Read more
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Some Minnesota cities want to impose fees on internet providers, but customers could pay the price
Minnesota cities are asking the Legislature for power to slap internet providers with new fees, an idea they say will lead to more broadband in the state with the added bonus of helping to pay for basic government access programming like video of council meetings.... Read more
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Researchers send data 4.5 million times faster than average broadband
Aston University researchers have sent data at a speed that is 4.5 million times faster than the average home broadband. The rate is the fastest ever sent by opening up specific new wavelength bands that are not yet used in fiber optic systems.... Read more
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A retrodirective array enabled by CMOS chips for two-way wireless communication with automatic beam tracking
Beam directive communication at millimeter-wave and even higher frequencies is of significant global interest. By leveraging advanced array technologies, electromagnetic waves can be focused in specific directions for millimeter-wave transmission and reception, thereby maximizing the signal power in the intended direction while suppressing interference from others.... Read more
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Vodafone sells Italian unit to Swisscom, deal angers Swiss hard-right
British telecoms giant Vodafone said Friday it has agreed to sell its Italian unit to Swisscom for eight billion euros ($8.7 billion) in a cash deal that was slammed by Switzerland's main political party.... Read more
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Internet outage hits several African countries as undersea cables fail
A dozen countries across Africa suffered a major internet outage on Thursday as multiple undersea telecommunication cables reported failures, network operators and internet watch groups said.... Read more
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Next-gen satellite navigation: Unlocking ultra-precision with cutting-edge tracking tech
Researchers have developed a Dual-assisted Multi-component Tracking (DMT) technique that significantly enhances the precision of Global Navigation Satellite Systems (GNSS). This innovation promises to enhance satellite navigation by leveraging wideband multiplexed signals for improved accuracy.... Read more
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Satellites for quantum communications: Encryption by means of physical laws
Through steady advances in the development of quantum computers and their ever-improving performance, it will be possible in the future to crack our current encryption processes. To address this challenge, researchers at the Technical University of Munich (TUM) are participating in an international research consortium to develop encryption methods that... Read more
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False GPS signal surge makes life hard for pilots
False GPS signals that deceive on-board plane systems and complicate the work of airline pilots are surging near conflict zones, industry employees and officials told AFP.... Read more
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3D reflector microchips could speed development of 6G wireless
Cornell University researchers have developed a semiconductor chip that will enable ever-smaller devices to operate at the higher frequencies needed for future 6G communication technology.... Read more
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Scientists enhance wireless communication with three-dimensional processors
Scientists at the University of Florida have pioneered a method for using semiconductor technology to manufacture processors that significantly enhance the efficiency of transmitting vast amounts of data across the globe. The innovation, featured on the current cover of the journal Nature Electronics, is poised to transform the landscape of... Read more
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Three Red Sea data cables cut as Houthis launch more attacks in the vital waterway
Three cables under the Red Sea that provide global internet and telecommunications have been cut as the waterway remains a target of Yemen's Houthi rebels, officials said Monday. Meanwhile, a Houthi missile attack set a ship ablaze in the Gulf of Aden, but caused no injuries.... Read more
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All-light communication network bridges space, air and sea for seamless connectivity
Researchers have developed an all-light communication network that enables seamless connectivity across space, air, and underwater environments. The new network design combines different types of light sources to ensure connectivity no matter the environment.... Read more
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Researchers create new compound to build space-age antennas
In a first-of-its-kind development, UBC Okanagan researchers, in collaboration with Drexel University, have created a new compound that can be used to 3D print telecommunication antennas and other connectivity devices. These 3D printed products, created by combining a two-dimensional compound called MXenes with a polymer, can be used as an... Read more
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Scientists develop a high-precision router
Your next router will know where you're sitting. A team of researchers from two Madrid universities—Polytechnic (UPM) and Carlos III (UC3M)—has developed a prototype router with high positioning accuracy that allows them to know the exact location of a mobile phone.... Read more
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AT&T says the outage to its US cellphone network was not caused by a cyberattack
AT&T said the hourslong outage to its U.S. cellphone network Thursday appeared to be the result of a technical error, not a malicious attack.... Read more
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A light source device to address the current data explosion
ETRI's researchers have pioneered the development of light source devices that can be utilized in mega/hyper data centers and 5G/6G mobile communication base stations. The technology innovated by the research team can transmit full HD movies of 5 GB size at a rate of 5.6 per second.... Read more
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Tapping into the 300 GHz band with an innovative CMOS transmitter
A new phased-array transmitter design overcomes common problems of CMOS technology in the 300 GHz band, as reported by scientists from Tokyo Tech. Thanks to its remarkable area efficiency, low power consumption, and high data rate, the proposed transmitter could pave the way to many technological applications in the 300... Read more
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Combating fractional spurs in phase locked loops to improve wireless system performance in beyond 5G
Two innovative design techniques lead to substantial improvements in performance in fractional-N phase locked loops (PLLs), report scientists from Tokyo Tech.... Read more
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Fiber optic cables are an effective way to detect tsunamis, researchers show
Fiber optic cables that line ocean floors could provide a less expensive, more comprehensive alternative to the current buoys that act as early warning systems for tsunamis, says a University of Michigan researcher.... Read more
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ESA shipping container's laser link to space
ESA's very latest laboratory extension is portable in nature: Hosted within a standard shipping container, this ESA Transportable Optical Ground Station, ETOGS, can be transported all across Europe as needed, to perform laser-based optical communications with satellites—including NASA's Psyche mission, millions of kilometers away in space.... Read more
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Investigating communication breakdown due to self-heating effect in bulk acoustic wave filters
Bulk acoustic wave (BAW) filters are used in various electronic devices, including smartphones, tablets, Wi-Fi routers, and communication systems to help produce smooth and reliable high-frequency radio signals for 5G communications. They are thus important in ensuring efficient communication and data transmission.... Read more
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Comcast to stop using '10G' to describe its internet network. What is 10G anyway?
You may have heard the news that the "Xfinity 10G Network" will soon be scrubbed from Comcast's advertising in light of a recent advertising board recommendation.... Read more
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European public TV networks launch free-to-air sports streaming platform under Eurovision banner
The collective of European public broadcasters launched a free-to-air streaming service Monday to show major championships in many Olympic sports.... Read more
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Developing a radar network for safe flight operations at vertiports
For the first time, visitors at the 2024 Olympic Games will be able to fly to venues using air taxis. Vertical takeoff aircraft such as drones, multirotors and air taxis will take off from and land on pads known as vertiports.... Read more
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Photonics-based wireless link breaks speed records for data transmission
From coffee shop customers who connect their laptops to the local Wi-Fi network to remote weather monitoring stations in the Antarctic, wireless communication is an essential part of modern life. Researchers worldwide are currently working on the next evolution of communication networks, called "beyond 5G" or 6G networks.... Read more
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NASA search and rescue technology saves explorers, enables exploration
In 2023, NASA-developed search and rescue technologies aided first responders in locating and saving 350 lives in the United States. Now, NASA is incorporating that same technology in astronaut missions.... Read more
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New, portable antenna could help restore communication after disasters
Researchers from Stanford and the American University of Beirut have developed a lightweight, portable antenna that can communicate with satellites and devices on the ground, making it easier to coordinate rescue and relief efforts in disaster-prone areas.... Read more
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Survey shows digital divide narrowing in California, but many low-income residents still under-connected
Statewide broadband adoption remains high with 91% of households in California enjoying high-speed internet access at home, according to new survey results released today by USC, the California Emerging Technology Fund and the California Department of Technology.... Read more
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Improving energy efficiency of Wi-Fi networks on drones using slime mold method and a neural network
The demand for high-quality wireless communications is growing along with the number of applications and devices. One way to provide such a network is to use a system of drone routers. Such a system would be useful, for example, in situations where it is necessary to quickly and simultaneously provide... Read more
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Artificial intelligence helps unlock advances in wireless communications
A new wave of communication technology is quickly approaching and researchers at UBC Okanagan are investigating ways to configure next-generation mobile networks.... Read more
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Mathematicians compare machine learning models for forecasting 5G and 6G traffic
5G and 6G networks must take into account the load and adapt resource consumption at every moment. To do this, they need to track current indicators and be able to predict them. This is how services will make decisions about dividing the network into slices and balancing the load. Typically,... Read more
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Connecting rural African communities one bus at a time
In urban African communities, communication infrastructure has made it possible for people to share information quickly and easily. However, the same cannot be said for rural areas where there are tight resource constraints and a lack of investment opportunities. In these isolated regions where houses are kilometers apart, residents are... Read more
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Electric light transmits data 100 times faster than Wi-Fi
Li-fi, a communication technology harnessing visible light for data transmission, has a potential to surpass Wi-Fi's speed by more than 100 times and boasts a high bandwidth, facilitating the simultaneous transmission of copious information. Notably, Li-fi ensures robust security by exclusively transmitting data to areas illuminated by light.... Read more
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Wireless tracking system could help improve the extended reality experience
A new technology developed by engineers at the University of California San Diego has the potential to make the extended reality (XR) experience smoother and more seamless. The technology consists of an asset localization system that uses wireless signals to track physical objects with centimeter-level accuracy in real-time, and then... Read more
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Researchers develop world's first universal metasurface antenna for high-security 6G communications
A research team led by Professor Chan Chi-hou, Chair Professor of Electronic Engineering at City University of Hong Kong (CityU), achieved an unprecedented advance in antenna technology by making possible the manipulation of all five fundamental properties of electromagnetic waves through software control.... Read more
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World record optical fiber transmission capacity doubles to 22.9 petabits per second
Researchers from the National Institute of Information and Communications Technology (NICT), in collaboration with the Eindhoven University of Technology and University of L'Aquila, demonstrated a record-breaking data rate of 22.9 petabits per second using only a single optical fiber, which was more than double the previous world record of 10.66... Read more
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Researchers tackle a century-old teletraffic challenge to enhance medical and public service efficiency
Efficiently meeting the growing demand for public services in metropolitan areas has long been a persistent challenge. A research team at City University of Hong Kong (CityU) has developed a novel performance evaluation method, which marks a major breakthrough in tackling a century-old problem of evaluating blocking probabilities in queueing... Read more
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Research explores experimental satellite for internet intelligent remote sensing
In a research letter published on July 11, 2023, in Geo-spatial Information Science, a research group led by Deren Li and Mi Wang from Wuhan University unveiled the LuoJia3-01, an experimental satellite that integrates state-of-the-art technologies to provide unparalleled geospatial information services. This development is particularly noteworthy in an era... Read more
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Smartphone use found to differ between urban and rural areas
Smartphones have altered human behavior in complex ways but context can also alter smartphone use.... Read more
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Mathematicians make 5G network scheme more efficient and reliable
Mathematicians from RUDN University have proposed a new scheme for 5G networks that optimizes access to different network segments. The number of non-priority tasks awaiting the start of execution or interruption has halved, while the probability of disconnection for them does not exceed 0.1%. The results are published in the... Read more
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Internet out: India deploys shutdowns in name of security
With the world's largest biometric ID database, a pioneering digital payment system for daily transactions and a flagship space and satellite program, India knows the power of connected technology.... Read more