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UrduOptical signals produced by laser sources are extensively used in fiber-optic communications, which work by pulsing information packaged as light through cables, even at great distances, from a transmitter to a receiver. Through this technology it is possible to transmit…
Tag: TELECOMMUNICATIONS
Ultra-fast magnetic switching with potential to transform fibre optical communications
Researchers at CRANN and the School of Physics at Trinity College Dublin have discovered that a new material can act as a super-fast magnetic switch. When struck by successive ultra-short laser pulses it exhibits “toggle switching” that could increase the…
Paris studying adaptive interference rejection for wireless communications
Bernd-Peter Paris, Associate Professor, Department of Electrical and Computer Engineering, is developing a novel radio receiver architecture capable of operating across a large portion of the wireless spectrum while simultaneously being capable of adaptively suppressing interferences as they arise. This…
Engineers to design nation’s first public, statewide ‘Internet of Things’
ITHACA, N.Y. – Cornell University engineers and researchers are designing the nation’s first statewide Internet of Things public infrastructure. Thanks to a $1.5 million grant awarded by the National Science Foundation, Cornell faculty will collaborate with community partners around New…
Telehealth scales up during the pandemic to offer patient care in the safety of the home
The Medical University of South Carolina rapidly adapted telehealth technologies to meet the needs of its patients during the pandemic, report researchers in the Journal of the American Medical Informatics Association
Association of mobile phone location data indications of travel, stay-at-home mandates with COVID-19 infection rates in US
What The Study Did: Anonymous mobile phone location data were used to examine travel and home dwelling time patterns before and after enactment of stay-at-home orders in U.S. states to examine associations between changes in mobility and the COVID-19 curve.…
Data collection, sharing practices of apps played by young children
What The Study Did: Researchers investigated data collection and sharing practices of mobile apps played by preschool-age children and the associated sociodemographic characteristics of the children. Authors: Jenny S. Radesky, M.D., of the University of Michigan Medical School in Ann…
Painting with light: Novel nanopillars precisely control intensity of transmitted light
The approach has potential applications in improving optical communications and making currency harder to counterfeit
Quntao Zhuang receives DARPA Young Faculty Award
University of Arizona electrical and computer engineer will advance research into quantum sensing capabilities
UArizona collaborates on $115M effort to build quantum computer
Three University of Arizona engineers are involved in the Superconducting Quantum Materials and Systems Center, part of a $625 million federal program to foster quantum innovation in the United States
“The Action Plan for Science specifically devotes zero euros for ICT sector research”
Arturo Azcorra, director of IMDEA Networks, professor at UC3M (Carlos III University of Madrid) and vice-president of 5TONIC emphasized the importance of supporting research in Spain
UBICOMP/ISWC 2020 highlights new visions for anywhere & everywhere computing
Top-line research on mobile and wearable technologies to be presented
Moving bits, not watts
UC Santa Barbara researchers have a bold proposal to tackle one of the biggest barriers to more renewable energy
Researchers develop flat lens a thousand times thinner than a human hair
The lens can be used to produce high-resolution images with a wide field of view. It can serve as a camera lens in smartphones and can be used in other devices that depend on sensors (high resolution wide angle selfie obtained using metalens
Quest for quantum Internet gets a boost with new technique for making entanglement
Traditional ways of producing entanglements, necessary for the development of any “quantum internet” linking quantum computers, are not very well suited for fiber optic telecoms networks used by today’s non-quantum internet. However, researchers have come up with a new way…
Security gap allows eavesdropping on mobile phone calls
Calls via the LTE mobile network, also known as 4G, are encrypted and should therefore be tap-proof. However, researchers from the Horst Görtz Institute for IT Security (HGI) at Ruhr-Universität Bochum have shown that this is not always the case.…
Digital content on track to equal half Earth’s mass by 2245
If verified, the mass-energy-information equivalence principle will show that information is a physical, dominant, fifth state of matter, and digital bits will outnumber atoms on Earth — it’s just a matter of time.
NIST’s SAMURAI measures 5G communications channels precisely
Engineers at the National Institute of Standards and Technology (NIST) have developed a flexible, portable measurement system to support design and repeatable laboratory testing of fifth-generation (5G) wireless communications devices with unprecedented accuracy across a wide range of signal frequencies…
Using air to amplify light
“The idea had been going around my head for about 15 years, but I never had the time or the resources to do anything about it.” But now Luc Thévenaz, the head of the Fiber Optics Group in EPFL’s School…
Electronic components join forces to take up 10 times less space on computer chips
CHAMPAIGN, Ill. — Electronic filters are essential to the inner workings of our phones and other wireless devices. They eliminate or enhance specific input signals to achieve the desired output signals. They are essential, but take up space on the…
UCF-developed new class of laser beam doesn’t follow normal laws of refraction
For communication, this means the speed of a message traveling in these packets is no longer affected by traveling through different materials of different densities
Piotr Roztocki wins 2020 Paul Baran Young Scholar Award for his innovative work
First Canadian to be recognized by the Marconi Society’s Award in quantum photonic
NTU Singapore scientists build ultra-high-speed Terahertz wireless chip
To enable data transmission speeds that surpass the 5th Generation (5G) standards for telecommunications, scientists from Nanyang Technological University, Singapore (NTU Singapore) and Osaka University in Japan have built a new chip using a concept called photonic topological insulators. Published…
Greater connectedness in remote areas: A Ka-band transceiver for satellite communications
Scientists at Tokyo Institute of Technology and Socionext Inc. have developed a novel transceiver for enabling seamless communication between earth ground platforms and satellites in the low, middle, and geostationary earth orbits. Among other things, this transceiver could bring Internet…
Ghasempour receives 2020 Marconi Society Young Scholar Award
ECE alum honored for Ph.D. work on terahertz wireless network connection
New method to defend against smart home cyber attacks developed by Ben-Gurion University researchers
BEER-SHEVA, Israel…August 3, 2020 – Instead of relying on customers to protect their vulnerable smart home devices from being used in cyberattacks, Ben-Gurion University of the Negev (BGU) and National University of Singapore (NUS) researchers have developed a new method…
Assessing telemedicine unreadiness among older adults during COVID-19 pandemic
What The Study Did: This study uses 2018 data from the National Health and Aging Trends Study to assess how common it is for older adults in the United States to be unprepared to access video or telephone telemedicine because…
A new MXene material shows extraordinary electromagnetic interference shielding ability
Drexel and KIST researchers report material can absorb EMI from electronic devices
Digitizing chemistry with a smart stir bar
Miniaturized computer systems and wireless technology are offering scientists new ways to keep tabs on reactions without the need for larger, cumbersome equipment. In a proof-of-concept study in ACS Sensors , researchers describe an inexpensive new device that functions like…
Through the nanoscale looking glass — determining boson peak frequency in ultra-thin alumina
Boson peak in ultra-thin alumina glass: Neutron spectroscopy confirms molecular dynamics simulation
OU Researcher Receives Department of Defense Young Faculty Award
Justin Metcalf, assistant professor in the School of Electrical and Computer Engineering in the Gallogly College of Engineering at the University of Oklahoma, has received a Young Faculty Award from the Defense Advanced Research Projects Agency.
New research reveals privacy risks of home security cameras
An international study has used data from a major home Internet Protocol (IP) security camera provider to evaluate potential privacy risks for users.
Using cellular networks to detect at-risk areas for spread of COVID-19
Data from existing wireless networks can pinpoint potential hotspots
Using cellular networks to detect at-risk areas for spread of COVID-19
Data from existing wireless networks can pinpoint potential hotspots
Chemistry paves the way for improved electronic materials
Indium nitride is a promising material for use in electronics, but difficult to manufacture. Scientists at Linköping University, Sweden, have developed a new molecule that can be used to create high-quality indium nitride, making it possible to use it in,…
New automotive radar spots hazards around corners
Using radar commonly deployed to track speeders and fastballs, researchers have developed an automated system that will allow cars to peer around corners and spot oncoming traffic and pedestrians. The system, easily integrated into today’s vehicles, uses Doppler radar to…
New automotive radar spots hazards around corners
Using radar commonly deployed to track speeders and fastballs, researchers have developed an automated system that will allow cars to peer around corners and spot oncoming traffic and pedestrians. The system, easily integrated into today’s vehicles, uses Doppler radar to…
Strainoptronics: A New Way to Control Photons
SUMMARYResearchers discovered a new way to engineer optoelectronic devices by stretching a two-dimensional material on top of a silicon photonic platform. Using this method, coined strainoptronics by a team led by George Washington University professor Volker Sorger, the researchers demonstrated…
New design for ‘optical ruler’ could revolutionize clocks, telescopes, telecommunications
Just as a meter stick with hundreds of tick marks can be used to measure distances with great precision, a device known as a laser frequency comb, with its hundreds of evenly spaced, sharply defined frequencies, can be used to…
New technique may enable all-optical data-center networks
A new technique that synchronises the clocks of computers in under a billionth of a second can eliminate one of the hurdles for the deployment of all-optical networks, potentially leading to more efficient data centers, finds a new UCL-Microsoft study
Photonics: From custom-built to ready-made
Information technology continues to progress at a rapid pace. However, the growing demands of data centers have pushed electrical input-output systems to their physical limit, which has created a bottleneck. Maintaining this growth will require a shift in how we…
Photonics: From custom-built to ready-made
Information technology continues to progress at a rapid pace. However, the growing demands of data centers have pushed electrical input-output systems to their physical limit, which has created a bottleneck. Maintaining this growth will require a shift in how we…
Researchers develop a compact 28 GHz transceiver supporting dual-polarized MIMO
Study contributes to driving advances in 5G
Circular reasoning: Spiraling circuits for more efficient AI
Tokyo, Japan – Researchers from the Institute of Industrial Science at The University of Tokyo designed and built specialized computer hardware consisting of stacks of memory modules arranged in a 3D-spiral for artificial intelligence (AI) applications. This research may open…
A clique away from more efficient networks
A framework that uses graph theory, which considers how networks are coded, could help make digital communication networks more efficient. For modeling social networks, no branch of mathematics is more integral than graph theory. The standard representation of a social…
Scientists present new method for remote sensing of atmospheric dynamics
Physicists from the Moscow Institute of Physics and Technology have developed a new method for wind speed remote measurements. It may complement the widely employed lidar and radar sensing techniques. The paper came out in Atmospheric Measurement Techni ques. Wind…
Russian engineers invented the first unmanned solar wing-in-ground-effect vehicle
The wing-in-ground-effect vehicle supported by the AI system
Scientists present new method for remote sensing of atmospheric dynamics
Physicists from the Moscow Institute of Physics and Technology have developed a new method for wind speed remote measurements. It may complement the widely employed lidar and radar sensing techniques. The paper came out in Atmospheric Measurement Techni ques. Wind…
Russian engineers invented the first unmanned solar wing-in-ground-effect vehicle
The wing-in-ground-effect vehicle supported by the AI system
UTA researchers optimize performance of networks of human-operated and autonomous vehicles
Better performance of autonomous vehicles