Articles tagged with Telecommunications
Mathematical modeling suggests that contact-tracing apps can help achieve herd immunity by identifying individuals with greater exposure to others and targeting them for vaccination. The approach, known as 'hot-spotting,' could reduce the number of vaccine doses needed by up to half.
Researchers at UC San Diego developed a new UWB system that enables precise 3D localization and tracking for applications like VR, sports analytics, and autonomous robots. The system uses low power and achieves latency of just one millisecond.
A new approach to generating quantum-entangled photon pairs uses nonlinear metasurfaces to enhance and tailor photon emissions. The researchers achieved a five-order-of-magnitude increase in the brightness of entangled photons, with a highly configurable platform that can control entanglement and direction.
A new University of Central Florida study found that using deadline-ism messaging in climate change communications increases perceptions of the threat and support for government action. Participants who read articles with deadlines supported more political climate change action than those without deadlines.
Researchers at Technical University of Munich have developed a new machine learning algorithm that can analyze complex markets and their equilibrium strategies. This breakthrough has potential applications in auction theory, wireless spectrum auctions, and more.
A pan-Canadian randomized controlled trial is using digital communication to target common reasons for vaccine hesitancy, including age, language, and education level. Family physicians will receive tailored information to share with patients through email and text message, aiming to improve vaccine uptake.
Researchers successfully detected storm swell events and earthquakes across a nine-month observation period using the Curie cable's telecommunications data. The approach transforms the ocean's fiber optic network into a continuous, real-time earthquake and tsunami monitoring system.
Researchers developed a 5G indoor DAS technology that can receive millimeter wave-based broadband signals and transmit them into buildings. The technology significantly improves transmission capacity, equipment size, and deployment cost compared to conventional systems.
Korean researchers from ETRI win first and second places in the Challenge on Learned Image Compression (CLIC) with innovative AI-based video compression techniques. The team aims to optimize video compression rate and quality using multiple source technologies.
Researchers at Ben-Gurion University and National University of Singapore have developed a new method to detect connected, vulnerable IoT devices before they are compromised. This enables telcos to take preventive actions quickly and prevent massive DDoS attacks from hitting their infrastructure.
ETRI successfully developed eco-friendly color CIGS thin-film solar cells with high conversion efficiency and low material costs. The innovative technology features a Zn-based buffer layer, eliminating toxic cadmium, and enables flexible substrate applications.
Researchers at Skoltech and MIPT predicted and experimentally confirmed the existence of exotic hexagonal NaCl thin films on a diamond surface. The films may be useful as gate dielectrics for field-effect transistors in electric vehicles and telecommunication equipment.
A new standard for machine learning in telecommunications networks has been approved, enabling faster data transmission rates of up to 20 Gbps and reducing latency to less than 5ms. This breakthrough is made possible by the application of deep learning techniques, allowing for complex pattern recognition and network load management.
Researchers at ETRI developed a 400-Gbps transmitting/receiving optical engine that can provide stable and improved data transfer speeds for data centers. The technology enables real-time high-definition video streaming for 100,000 viewers simultaneously.
Researchers at ETRI have developed a compact 200Gbps optical transceiver that can send and receive twice as much data as conventional methods. This new technology is expected to contribute to solving data traffic congestion in 5G networks and provides a cost-effective alternative to existing coherent modulation technologies.
French labor unions played a crucial role in protecting workers' mental health during the 2007 restructuring at France Telecom. The unions' efforts led to a landmark court decision holding the company and top executives accountable for
Novel optical elements enable multiplication and division of orbital angular momentum (OAM) of light, offering a promising solution to increase information capacity of optical networks. The research results have been published in Light: Science and Applications.
The NASA-developed Photonic Integrated Circuit Tuned for Reconnaissance and Exploration (PICTURE) instrument will utilize telecommunications-inspired technologies to create a smaller, more capable spectrometer. This device aims to gather unprecedented details about extraterrestrial planets, moons, comets, and asteroids.
A European research project, 5Growth, will test nine 5G use cases in four vertical industry settings in Spain, Italy, and Portugal. The pilot tests aim to validate the performance of 5G systems for Industry 4.0, eHealth, and audiovisual entertainment applications.
A joint team of Chinese scientists has demonstrated CV-QKD transmission over commercial deployed fiber links with distances of up to 50 kilometers. The system achieved higher secret key rates compared to previous laboratory tests, overcoming challenges such as environmental perturbations and equipment losses.
Researchers at the University of Extremadura have demonstrated electromagnetic invisibility of objects using an alternative technique based on filler cloaking. This method makes objects invisible from the interior without using any external device.
The CiViQ project aims to develop flexible and low-cost quantum key distribution (QKD) systems that can be integrated into emerging telecommunication infrastructures. The project will also put forward novel quantum cryptography systems and protocols to offer accessible innovative services to individuals, industries, and institutions.
Researchers reconstructed the 1929 Grand Banks underwater avalanche to better understand its properties and implications for seafloor infrastructure. The study found that giant avalanches like this one pose a major geohazard to telecommunication cables and oil pipelines, with potentially catastrophic consequences.
The University of Sussex has successfully tested 5G technology, delivering 100 times faster broadband speeds than traditional 4G networks. This achievement paves the way for faster data rates, increased productivity, and the potential to revolutionize industries such as manufacturing and automotive.
Scientists have created a module for quantum repeaters, enabling entanglement to be transmitted over several floors and potentially up to 20 kilometers. The breakthrough could lead to integrating quantum technologies into conventional telecommunications.
Researchers have developed a method to study the interaction between light and twisted molecules as they transition from left- to right-handed versions. The study reveals that each route leads to different behavior, with potential applications in improving telecoms component design.
Researchers have used a new mathematical model to study why computer networks and electronic equipment fail when handling multiple requests. The model takes into account the unreliability of servers and predicts system performance, providing insights for optimizing real-world systems.
Researchers have produced single-photon emitters at room temperature using carbon nanotubes, enabling optically-based quantum information processing. The emitters can be tuned to telecommunications wavelengths, making them suitable for ultrasensitive sensing, metrology, and imaging applications.
Researchers at INRS have created a breakthrough photonic system that takes advantage of the frequency domain properties of photons. The system uses on-chip devices and off-the-shelf telecommunications components to generate color-entangled quDits, which can be used for high-dimensional quantum manipulation and transmission.
Researchers used gold spring-shaped coils to enhance interactions between light and chiral molecules, enabling detection of minute amounts. The study's findings have potential applications in pharmaceutical design, telecommunications, and nanorobotics.
Researchers at Singapore University of Technology and Design have developed a compact optical amplifier that can amplify light by 17,000 times, strengthening the integrity of transmitted data. The device's efficiency enables new opportunities in low-cost broadband spectroscopy, precision manufacturing, and hyperspectral imaging.
Professor Falk's interdisciplinary research has led to breakthroughs in assistive technology and disease diagnosis. He will receive the award at Sigma Xi's annual meeting, discussing challenges posed by his work.
Researchers at UT Austin break reciprocity in conventional antennas, enabling independent control of incoming and outgoing signals with large efficiency. This breakthrough technology may lead to faster data rates, improved connections, and reduced bulky systems in various applications.
Researchers at Harvard have built a polarimeter on a microchip, shrinking the widely used instrument to make it more accessible for various applications. The device provides high-performance polarization measurements at reduced size and cost, promising enhanced network security and real-time monitoring.
A Washington State University study links US political polarization to the deregulation of television news following the 1996 Telecommunications Act. The researchers found that increased use of TV news is associated with higher levels of polarization, highlighting the role of media consolidation in perpetuating partisan divisions.
A recent study by Georgia State University researchers found that regaining lost customers can significantly boost a company's bottom line. The study analyzed data from a US-based telecommunications company and discovered that initial trust and commitment play a crucial role in winning back customers.
Professors Sonia Aú and Federico Rosei recognized by the CAE for their outstanding contributions to wireless communications and nanomaterials. They will be inducted as new fellows at a ceremony on June 4, 2015.
A NUP/UPNA professor has developed software to connect basic instrumentation to computers, emulating costly communication equipment. This innovation enables economical experimental classes in telecommunications at universities worldwide, particularly in developing countries.
The Sopcawind project develops a multidisciplinary database to analyze the impact of wind farms on telecommunications systems, ensuring fluid design processes and minimizing potential interference. The tool facilitates wind farm development while preserving existing telecommunications systems.
The device achieves low consumption by harnessing environmental energy sources. Wireless sensor networks utilizing the device have numerous applications in various fields.
EPFL scientists have discovered optical dissipative solitons in small millimeter-size optical resonators, producing extremely short and high-rate light pulses. This breakthrough has significant implications for applications such as astronomy, chemists' analysis, and telecommunication networks.
A new study by MIT researchers uses network data to show communication patterns and divisions in many major nations, including Britain, Italy, and Belgium. The study found that only a small percentage of communications cross regional boundaries, highlighting invisible borders between communities.
Researchers at EPFL have discovered a method to fit pulses together within optical fibers, increasing the capacity by up to ten times. This approach reduces the unused empty space for data in the fiber, enabling faster and more reliable data transmission.
Purdue researchers achieve significant improvement in temporal cloaking, enabling 46% of data transmission to be encrypted. This technology could enhance telecommunications security and find applications in military, homeland security, or law enforcement.
A team of physicists has proposed a new laser system inspired by telecommunications technology to accelerate particles in particle accelerators like the Large Hadron Collider. The system aims to reduce size and cost, making it critical for future high-energy physics.
A new splicing technique offers an automated way to align and connect multicore optical fibers with minimal signal quality loss. This method enables the production line deployment of these high-capacity fibers, which can carry up to 10 terabits per second.
Researchers develop a new dynamic network management system that can redirect traffic-congesting connections in real-time, improving network efficiency. The system combines OpenFlow and PCE technology to provide efficient solution for operating transport networks.
INRS researchers are working on a compact particle accelerator that uses laser wakefield acceleration to produce ultra-short and coherent light sources. This technology has the potential to advance photonics research in Canada and develop new technologies for clinical settings.
Researchers from KIT, Louvain, and Berlin develop a rapid and cheap method to produce 3D photonic crystals in silicon. The SPRIE method uses established technologies and innovative self-organization techniques.
Montserrat Fernández-Vallejo has developed the longest fibre-optic sensor network measuring 250 km with a multiplexing capability, enabling remote monitoring of large infrastructures. The network addresses three main challenges: multiplexing sensors, ensuring continued service in case of faults, and allowing remote monitoring.
Montserrat Fernández-Vallejo has developed the longest fibre-optic sensor network measuring 250 km with a multiplexing capability, enabling remote monitoring of large infrastructures. This technology allows for efficient data transmission and analysis without power sources, critical state observation, and preventive maintenance.
Iowa State researchers have found a new photo-excited graphene state characterized by broadband population inversion of electrons, resulting in optical gain. This discovery could enable the development of efficient amplifiers and opto-electronics devices.
Researchers at NIST have developed a compact laser frequency comb, the first to use a cavity made of fused silica. The micro-comb is about the size of a shoebox and relies on a low-power laser and the cavity's unusual properties. It has wide spacing between teeth, allowing scientists to easily measure and manipulate them.
Researchers found that information communication technologies were used both to spread freedom messages and to incite violence during civil strife in Egypt and Kenya. The Egyptian government cracked down on blogs and social networks, while telecommunications companies responded differently depending on the government's request.
Ben-Gurion University of the Negev and France Telecom have agreed to collaborate on research applying 'location theory' to determine optimal placement of their Internet routers. This collaboration aims to enhance services like video streaming by analyzing factors such as user demand, historical use patterns and geographic location.
Researchers have developed a new method to accurately synchronize clocks by leveraging both GPS and the Internet. This technique uses a common-view disciplined oscillator (CVDO) to set clocks within 10 nanoseconds of a reference clock, providing unparalleled accuracy in complex systems such as computers, telecommunications, and more.
A study in Organization Science finds that securities analysts prefer incumbent companies' hybrid products that combine old and new technologies, ignoring their attempts to develop new ones. This bias may harm these companies as they struggle to compete with emerging technologies.
A new study in Organization Science journal suggests that securities analysts' reluctance to recommend investment in new technologies can harm veteran companies. The researchers found that analysts prefer strategies that extend existing technologies over those that directly respond to new technology, with negative implications for mana...
The combined Journal of Optical Communications and Networking will cover theoretical and practical advances in optical communications networks. Co-editors-in-chief Keren Bergman and Vincent W.S. Chan expect the journal to accelerate optical communication and network research.
The iPoint 3D system uses hand and finger recognition to control devices without physical contact, suitable for use in living rooms, offices, hospitals, and more. This innovative technology enables users to interact with displays and appliances using gestures only.