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Current Wireless News and Events, Wireless News Articles.
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A novel active photonic wireless system to power medical implants
Medical implants, such as pacemakers, serve various functions in patients and help to improve their quality of life. But, to power these devices, re-implants and invasive surgery are often required, which may lead to a risk of surgical complications. In search of a more permanent solution, scientists at GIST, Korea, developed a unique photonic device that reduces the need for re-implants, paving the way for a breakthrough in medical implant technology. (2020-07-07)

New breakthrough in 'spintronics' could boost high speed data technology
Scientists have made a pivotal breakthrough in the important, emerging field of spintronics -- which could lead to a new high speed energy efficient data technology. (2020-07-03)

Using cellular networks to detect at-risk areas for spread of COVID-19
In the fight against COVID-19, researchers at Colorado State University have developed a new, non-invasive strategy to identify areas at greatest risk for spreading the disease. Led by Electrical and Computer Engineering Professor Edwin Chong, the team is drawing on data from existing cellular wireless networks to pinpoint potential hotspots for increased viral transmission. (2020-06-29)

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, for example, high-frequency electronics. The results have been published in Chemistry of Materials. (2020-06-26)

Researchers develop a compact 28 GHz transceiver supporting dual-polarized MIMO
Researchers at Tokyo Institute of Technology and NEC Corporation have jointly developed a 28 GHz phased-array transceiver supporting dual-polarized MIMO for fifth-generation mobile communications system (5G) radio units. Advances in 5G will benefit an array of industries ranging from healthcare, manufacturing and transportation to education and entertainment that require high bandwidth and high-quality connectivity. (2020-06-16)

A clique away from more efficient networks
An old branch of mathematics finds a fertile new field of application. (2020-06-14)

Angling for underwater WiFi
Scuba divers could send sea life shots in real time using an aquatic internet service. (2020-06-11)

Rice team makes tiny, magnetically powered neural stimulator
Rice University neuroengineers have created a tiny surgical implant that can electrically stimulate the brain and nervous system without using a battery or wired power supply. (2020-06-08)

NIST formula may help 5G wireless networks efficiently share communications frequencies
Researchers at the National Institute of Standards and Technology (NIST) have developed a mathematical formula that, computer simulations suggest, could help 5G and other wireless networks select and share communications frequencies about 5,000 times more efficiently than trial-and-error methods. (2020-05-26)

'One-way' electronic devices enter the mainstream
Columbia engineers are the first to build a high-performance non-reciprocal device on a compact chip with a performance 25 times better than previous work. The new chip, which can handle several watts of power (enough for cellphone transmitters that put out a watt or so of power), was the leading performer in a DARPA SPAR program to miniaturize these devices and improve performance metrics. (2020-05-21)

Surrey reveals its implantable biosensor that operates without batteries
Researchers from the University of Surrey have revealed their new biodegradable motion sensor -- paving the way for implanted nanotechnology that could help future sports professionals better monitor their movements to aid rapid improvements, or help caregivers remotely monitor people living with dementia. (2020-05-21)

A pioneering study into the description of the architecture of a new standard for telecommunications
The International Telecommunication Union (ITU) is a United Nations Organization agency commissioned to regulate international telecommunications between different operating administrations and businesses. Pursuant to specific recommendations by this organization, on 1 July, standard Y.3172, an architecture for machine learning in future networks (5G and beyond), was approved for telecommunications networks. (2020-05-08)

How we might recharge an electric car as it drives
Stanford engineers demonstrate a technology that could one day be scaled up to power a car moving down the road. In the nearer term, the system could soon make it practical to wirelessly recharge robots as they move around in warehouses and on factory floors -- eliminating downtime and enabling robots to work almost around the clock. (2020-05-06)

Bluetooth-enabled device detects fermentation process over days
Electrochemical reactions include the transformation of sugars into alcohol and carbon dioxide, and similar processes occur when the body breaks down food, drugs or other compounds. Monitoring these metabolic processes helps in testing, studying and combating disease, but they are difficult to study with normal equipment. In this week's Review of Scientific Instruments, researchers discuss their work with a miniaturized potentiostat, which is compatible with most 3-electrode biosensors and can transmit its measurements via Bluetooth. (2020-05-05)

Story tips: Tracking populations, UPS' special delivery and a long-awaited benchmark
ORNL Story Tips: Tracking populations, UPS' special delivery and a long-awaited benchmark. (2020-05-05)

Interference cancellation with high precision, high speed and low computational complexity
Toyohashi University of Technology has developed a self-interference cancellation filter that is indispensable for the realization of in-band full duplex using the same frequency to transmit and receive simultaneously in wireless communications. The developed self-interference cancellation filter can estimate the distortion caused by radio and the distortion of the radio channel with high accuracy and cancel self-interference. Additionally, it can quickly reach the solution of the filter with low computational complexity. (2020-05-01)

Smart contact lenses that diagnose and treat diabetes
Professor Sei Kwang Hahn's team at POSTECH develops wireless smart contact lenses for diagnosis and treatment of diabetes (2020-04-27)

Researchers solve 'link discovery' problem for terahertz data networks
A team of researchers from Brown and Rice universities has demonstrated a way to help devices to find each other in the ultra-fast terahertz data networks of the future. (2020-04-24)

Tiny sensors fit 30,000 to a penny, transmit data from living tissue
Cornell University researchers who build nanoscale electronics have developed microsensors so tiny, they can fit 30,000 on one side of a penny. They are equipped with an integrated circuit, solar cells and light-emitting diodes (LEDs) that enable them to harness light for power and communication. And because they are mass fabricated, with up to 1 million sitting on an 8-inch wafer, each device costs a fraction of that same penny. (2020-04-22)

Can high-power microwaves reduce the launch cost of space-bound rockets?
University of Tsukuba researchers calculated the efficiencies of four important features of microwave-beam-powered propulsion systems for rockets. These findings are critical to minimizing or possibly reducing the cost of rocket propulsion systems. (2020-04-20)

The human body as an electrical conductor, a new method of wireless power transfer
The project Electronic AXONs: wireless microstimulators based on electronic rectification of epidermically applied currents (eAXON, 2017-2022), funded by a European Research Council (ERC) Consolidator Grant awarded to Antoni Ivorra, head of the Biomedical Electronics Research Group (BERG) of the Department of Information and Communication Technologies (DTIC) at UPF principally aims to 'develop very thin, flexible, injectable microstimulators to restore movement in paralysis', says Ivorra, principal investigator of the project. (2020-04-06)

A next-generation sensor network for tracking small animals
A newly developed wireless biologging network (WBN) enables high-resolution tracking of small animals, according to a study published April 2 in the open-access journal PLOS Biology by Simon Ripperger of the Leibniz Institute for Evolution and Biodiversity Science, and colleagues. (2020-04-02)

Scientists tap unused energy source to power smart sensor networks
The electricity that lights our homes and powers our appliances also creates small magnetic fields that are present all around us. Scientists have developed a new mechanism capable of harvesting this wasted magnetic field energy and converting it into enough electricity to power next-generation sensor networks for smart buildings and factories. (2020-03-31)

Covid-19, a prominent role for UniTrento in ultrasound diagnosis
ULTRa - Ultrasound Laboratory Trento, which develops ultrasound diagnostic tools for health applications, is one of the research groups that are at work at the University of Trento to fight the spread of Covid-19. One of the most important international journals on medical ultrasound, the Journal of Ultrasound in Medicine, published today a new paper by Libertario Demi, coordinator of ULTRa (Ultrasound Laboratory Trento), that includes some of the first lung ultrasound images in patients with Covid-19. (2020-03-23)

Wireless, skin-mounted sensors monitor babies, pregnant women in the developing world
Researchers have developed a new wireless, battery-charged, affordable monitoring system for newborn babies that can easily be implemented to provide clinical-grade care in nearly any setting. (2020-03-11)

Fighting hand tremors: First comes AI, then robots
Robots hold promise for a large number of people with neurological movement disorders severely affecting the quality of their lives. Now researchers have tapped artificial intelligence techniques to build an algorithmic model that will make the robots more accurate, faster, and safer when battling hand tremors. They report the most robust techniques to date to characterize pathological hand tremors symptomatic of the common and debilitating motor problems affecting a large number of aging adults. (2020-03-04)

This wearable device camouflages its wearer no matter the weather
Researchers at the University of California San Diego developed a wearable technology that can hide its wearer from heat-detecting sensors such as night vision goggles, even when the ambient temperature changes -- a feat that current state of the art technology cannot match. The technology can adapt to temperature changes in just a few minutes, while keeping the wearer comfortable. (2020-03-03)

Carrier-assisted differential detection
Hyperscale datacenters have sprung up across the globe rapidly. This generate tremendous demand for high-capacity cost-effective optical communication links that interconnect these datacenters. Engineers at The University of Melbourne invented an innovative signal reception scheme tailored for datacenter applications where the complex-valued double-sideband signals can be recovered via direct detection. The receiver architecture opens a new class of direct detection schemes that are suitable for photonic integration analogous to homodyne receivers in coherent detection. (2020-02-20)

Cryptographic 'tag of everything' could protect the supply chain
To combat supply chain counterfeiting, which can cost companies billions of dollars annually, MIT researchers have invented a cryptographic ID tag that's small enough to fit on virtually any product and verify its authenticity. (2020-02-20)

New chip brings ultra-low power Wi-Fi connectivity to IoT devices
More portable, fully wireless smart home setups. Lower power wearables. Batteryless smart devices. These could all be made possible thanks to a new ultra-low power Wi-Fi radio developed by UC San Diego engineers. It enables Wi-Fi communication at 5,000 times less power than commercial Wi-Fi radios. (2020-02-17)

Plugging into a 6G future with users at the center
For a communications revolution, 6G development needs more human-centric research. (2020-02-07)

Apps could take up less space on your phone, thanks to new 'streaming' software
New software ''streams'' data and code resources to an app from a cloud server when necessary, allowing the app to use only the space it needs on a phone at any given time. (2020-02-06)

Self-moisturising smart contact lenses
Researchers at Tohoku University have developed a new type of smart contact lenses that can prevent dry eyes. The self-moisturising system, which is described in the journal Advanced Materials Technologies, maintains a layer of fluid between the contact lens and the eye using a novel mechanism. (2020-01-22)

Pitt researchers propose solutions for networking lag in massive IoT devices
Researchers at the University of Pittsburgh's Swanson School of Engineering have proposed a system that would use currently underutilized resources in an existing wireless channel to create extra opportunities for lag-free connections. The process, which wouldn't require any additional hardware or wireless spectrum resources, could alleviate traffic backups on networks with many wireless connections, such as those found in smart warehouses and automated factories. (2020-01-22)

New liquid metal wearable pressure sensor created for health monitoring applications
A KAIST research team developed a highly sensitive wearable pressure sensor for health monitoring applications. This work was reported in Advanced Healthcare Materials on Nov. 21 as a front cover article. This technology is capable of sensitive, precise, and continuous measurement of physiological and physical signals and shows great potential for health monitoring applications and the early diagnosis of diseases. (2019-12-19)

Novel e-skin achieves self-powered hippocampal neural stimulation
Chinese scientists recently developed a flexible electronic skin (e-skin) capable of self-powered neural stimulation and inducing a neural response. The technology will be useful in characterizing synaptic plasticity. (2019-12-12)

How light a foldable and long-lasting battery can be?
The research team led by Professor Soojin Park developed a three-dimensional monolithic organic battery electrode. (2019-12-11)

Communications device offers huge bandwidth potential
Several countries are building futuristic communication systems using higher frequency electromagnetic waves to transfer more data at faster rates, but they have lacked network components to handle these higher bandwidths. Researcher J. Gary Eden proved his new device can rapidly switch functionality to perform the varied tasks needed to support a network with carrier frequencies of over 100 gigahertz. The miniscule-scale architecture concealed within the sugar cube blocks is described in Applied Physics Reviews. (2019-12-10)

A trick for taming terahertz transmissions
Osaka University researchers have invented a wireless communication receiver that can operate in the terahertz frequency band. By increasing the sensitivity 10,000-fold, they achieved the fastest Researchers at Osaka University invent a new receiver for terahertz-frequency radiation -- by implementing coherent detection, they achieve record transmission rates -- this work may lead to much faster wireless data speeds using less power.real-time error-free transmission rates ever recorded. This work may be crucial for next generation cell phone standards and novel remote sensors. (2019-12-02)

A record-setting transistor
A transistor that could be the key to higher bandwidth wireless communications...while requiring less battery life. A UD research team has created a high-electron mobility transistor with record-setting properties. It's an innovation in both material design and device application design. (2019-11-26)

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