Articles tagged with Telecommunications
Triboelectric fibers convert mechanical energy into electricity, offering a comfortable and self-powered solution for VR/AR interaction. The fibers can be woven into garments, act as virtual buttons, and visualize sports motions and vital signs, enhancing immersive experiences.
This technology suppresses close-in and reciprocal mixing phase noise in radio frequency signals, improving signal clarity in communication systems. It achieves this suppression without prior training or side information, simplifying implementation and reducing system complexity.
Researchers from Institute of Science Tokyo successfully demonstrated a deployable phased-array transceiver in orbit, enabling satellite constellation-based wireless communications. The technology corrects non-planar deformations in the deployable membrane antenna, paving the way for next-generation satellite-based networks.
Researchers at the University of Bath have been awarded £1.9m to develop a 'stratospheric sat-nav' to help high-altitude unmanned aircraft ride atmospheric waves and increase flight endurance. The project aims to provide energy savings similar to carrying a 20-40% bigger battery at no additional cost.
Researchers developed an AI model that predicts wireless conditions and adjusts transmission settings to minimize data packet loss in 5G multicast broadcasting. The model achieved 87% error-free transmission setting success rate, reducing delay and improving access to broadcast services for underserved areas.
The team successfully grew single-crystalline polar wurtzite NbAlN thin films on GaN substrates, preserving the wurtzite crystal structure and metal polarity. This discovery expands the options for designing carrier density in GaN heterostructures, offering a new family of transition-metal-containing polar nitride semiconductors.
Engineers at Texas A&M University, NASA, and Purdue University create algorithms for managing spacecraft traffic around Gateway, a lunar spaceport. The system balances fuel efficiency and operational demands to reduce the risk of collisions during space missions.
A telemedicine-supported home-injection model for patients with breast cancer has shown to reduce treatment burden by improving convenience and saving time. Most patients who completed home injections chose to continue this approach beyond the pilot, but barriers such as insurance denials and higher copayments may limit its broader imp...
Research from the University of Birmingham and other institutions found that interacting with AI-powered customer service robots can reinforce or alter a consumer's self-perception. The study explores how mirroring and mimicry can lead to a 'robotoid humanness' where consumers become more like robots, raising ethical concerns.
Researchers found that media literacy was the strongest predictor of trust in social institutions, while respondents who critically assessed online information had higher levels of institutional trust. Social media use, particularly WhatsApp, was not a significant predictor of civic engagement.
Researchers at the University of California, San Diego, have developed an inexpensive solution to the path-obstruction problem in millimeter wave wireless communications. Their passive reflective tiles, called FlowForm, can nearly double average data rates indoors and double wireless coverage area in challenging environments, matching ...
A study of behavior-related digital dieting apps found that photo-informed expert feedback increased app use and improved meal recording, while photo-based peer observation reduced engagement and did not affect food choices. The findings provide practical guidance for designing effective digital health apps.
Researchers at Binghamton University found that taking screenshots can degrade memory of information, contrary to the assumption that photos aid recall. They suggest attentional disengagement and cognitive offloading as possible mechanisms behind digital amnesia.
Researchers reveal a new attack surface exposed to malicious and compromised SIMs, allowing attackers to gather information about devices, interfere with connectivity, and serve as entry points for further cyberattacks. The study highlights four attacker scenarios leading to malicious or compromised SIMs and eSIMs.
Researchers developed a new design strategy to overcome limitations in metasurface-based approaches, creating a response that enables strong, fast modulation across a wider range of colours. This advance provides a pathway for compact, high-speed optical devices with potential applications in faster data transmission and future light-b...
Researchers developed a compact antenna-in-package wireless module that achieves 144 Gbps data transmission in the 150 GHz sub-terahertz band, paving the way for future 6G devices. The technology uses phased-array transceivers and dual-polarized MIMO to increase communication efficiency and capacity.
Researchers found that high-power pulses can distribute light evenly across seven cores in a multicore fiber, reducing fluctuations and improving stability. The effect is robust and not affected by disturbances such as bending or twisting, opening new possibilities for efficient and powerful laser systems.
Pusan National University researchers have successfully developed a hybrid quantum network with indistinguishable quantum sources. The team demonstrated two-photon interference between a warm atomic ensemble and quantum dots, achieving high-visibility two-photon interference without needing spectral or temporal modifications.
A large-scale study found that even when people are exposed to less social media misinformation, their political beliefs don't change much. Researchers tested what happened when participants saw far less content from untrustworthy sources and found no measurable changes in attitudes.
A study published in PLOS Climate found that teleworking can reduce carbon emissions from commuting, but this benefit may be offset by increased utility use at home. More frequent and separate home office users produced higher emissions due to work-related housing and technology use.
The WVU team developed an AI framework that allows satellites to not only detect wildfires but also coordinate with one another and adjust their observation schedules as fires spread. This enables firefighters to respond sooner, taking into account the rapid movement of wildfires, dense vegetation, and hills.
A digital therapy platform, iACT4CARERS, has been shown to reduce anxiety and depression in dementia carers after three and six months. The study, which involved almost 500 volunteers, found that carers using the platform had lower levels of anxiety and depression compared to those receiving usual care alone.
A mindfulness-based group medical visit program for persons with chronic low back pain showed significant improvements in pain intensity and interference compared to usual care. However, the changes did not meet the minimal clinically important difference threshold.
Researchers developed a compact aperture-adjustable antenna that maintains strong performance across the 57–71 GHz 5G band and improves signal strength by up to 62.2% at both lower and upper-band-edge frequencies. The system achieves data transmission speeds of up to 56 Gb/s, supporting future Beyond 5G and 6G applications.
New research from the University of Kansas finds that AI technology can be used to deliver relevant ads without collecting personal data. The studies show that AI systems can generate relevance by interpreting content structure, semantic cues and emotional tone within a webpage.
The PAISES-6G project aims to design secure, intelligent, and respectful 6G networks that integrate sensing capability and use artificial intelligence for cybersecurity. It focuses on three pillars: preventive AI, quantum security, and mechanisms for secure data sharing.
The UK's role in shaping global standards for technologies like AI, semiconductors, and internet infrastructure is crucial for industrial leadership. The report identifies five priorities to strengthen the UK's position, including investing in emerging standards domains and building a stronger longitudinal evidence base.
Remote monitoring approaches did not increase home time but reduced it for those 65 years and older, supporting tailored care after acute infections. The findings suggest reevaluating remote monitoring to align with patients' needs and desires.
Old Dominion University has launched a National Security Institute to accelerate research and technology solutions for pressing national security challenges. The institute will bring together researchers' strengths in AI, autonomy, and coastal systems to deliver innovative solutions.
An integrated telehealth-based rehabilitation strategy improved 90-day health-related quality of life in mechanically ventilated adults, potentially reducing mortality. The study suggests that this approach can be delivered across intensive care unit, hospital, and postdischarge phases.
The University at Albany has received a $1.3 million award from the National Science Foundation (NSF) to establish an advanced wireless testbed, enabling researchers to develop next-generation technologies for wireless communications and sensing systems across a wide range of frequencies.
By integrating GaN transistors into a diamond substrate, researchers have improved the speed and energy-efficiency of next-generation wireless devices. The diamond layer spreads and manages heat, allowing the transistors to operate at peak performance without degrading reliability.
A major security vulnerability was discovered, allowing attackers to fake their identity in smartphone text conversations by exploiting the difference between email and text message formats. The issue was patched in Android and Apple smartphones as well as all major wireless carriers, including Verizon and T-Mobile.
Researchers at Aalto University have developed metacrystal panels that can shape wireless signals without electronics or active tuning. These affordable 3D-printed devices can redirect signals around corners, into shadowed areas, or toward specific users or devices, improving wireless connections in hard-to-reach places.
Researchers have demonstrated a record-breaking 450 terabits per second optical transmission over a field-deployed legacy fiber in London, UK. The achievement uses new optical-amplifier technologies to support ultra-wideband signals, exceeding previous records and unlocking previously untapped capacity in standard optical fibers.
In a cross-sectional study of ambulatory visits, digital after visit summary engagement was found to increase but remained low, especially among unmarried males, non-English-speaking populations, and publicly insured populations. This inefficiency highlights the need to reevaluate postvisit communication in these groups.
Researchers developed a microcomb-driven terahertz wireless communication system that surpasses conventional limits by achieving 112 Gbps data rates in the 560 GHz band. This breakthrough uses high-frequency stability and low phase noise of microcombs to generate a low-noise terahertz carrier.
The UN is highlighting the potential of artificial intelligence (AI) and digital innovation to create smarter, more resilient and sustainable cities. The International Telecommunication Union has released a Call to Action for Humanity, identifying five strategic priorities to address urban challenges.
The UC San Diego team developed an open-source digital twin platform called Tiny-Twin, which enables fast and realistic testing of applications over wireless networks. The platform allows researchers to test complete applications, such as video streaming, without needing specialized hardware or proprietary data.
A nationwide study found no significant association between telemedicine adoption and changes in US ambulatory visits or total medical spending. The expansion of telemedicine has eased concerns about increased utilization and spending, as the growth did not lead to large increases in these areas.
A recent study reveals that an individual's readiness to adopt smart technology is deeply tied to their specific experience within their home and community. Researchers identified specific clusters within the older population, ranging from tech-ready urbanites to those in more traditional or isolated residential settings.
Scientists have found that space debris loses altitude more quickly when the Sun is more active. This observation can help plan sustainable space operations and reduce the risk of collisions with satellites. The study used data from historic space junk objects launched in the 1960s to make this prediction.
The report outlines risk scenarios on Earth, at sea, and in space, analyzing the fragility of interconnected digital systems. Experts call for coordinated action between countries to improve digital resilience and protect essential services.
A new UN Women report reveals that online violence and deepfakes are pushing women out of public life, with alarming rates of mental health diagnoses and self-censorship. The study also found that law enforcement is often failing to provide justice for survivors, highlighting the need for effective education and training.
Researchers from Institute of Science Tokyo developed a 5.8 GHz foldable antenna designed to provide high antenna gain while remaining compact enough for small satellites. The system aims to improve communication capabilities of small satellites used in applications such as space-based internet services and disaster monitoring.
Researchers develop signal-processing method to suppress distortions, achieving 6mm spatial resolution in single-ended Brillouin sensing. This enables early detection of damage or abnormal conditions in aging infrastructure.
A new study by Lancaster University found that cognitive ability, education, and employment status are key factors influencing internet use among older adults, not age itself. The study analyzed data from over 6,000 people aged 50+ and found that most older adults in England regularly use the internet.
Researchers from Adelaide University have developed a new portable atomic clock that can operate in challenging real-world conditions. The device uses laser-cooled atoms to keep time with extreme precision and has been successfully tested at sea on a naval vessel.
Researchers developed a new way to generate stable signals of light using microscopic ring-shaped devices, enabling the production of optical frequency combs. This technology has the potential to simplify system design and improve efficiency in high-speed optical communications for data centres.
The International Telecommunication Union (ITU) will host the seventh AI for Good Global Summit from 7 to 10 July 2026 at Geneva’s Palexpo convention centre. The summit aims to guide the future of artificial intelligence and unlock its potential to serve humanity.
Researchers have developed a sub-THz graphene receiver that meets the demands of future 6G technologies, offering multi-gigabit-per-second data rates and near-zero energy consumption. The innovation transforms graphene devices from laboratory detectors into practical building blocks for 6G wireless technology.
Researchers propose using swarms of pico-satellites to form a single large antenna for reliable, high-quality data transmission. This innovative solution could lead to cheaper and more reliable network coverage worldwide, especially in remote areas.
Researchers developed a TwinGuard defense framework that uses real-time digital twin and reinforcement learning AI to detect and neutralize 5G cyber-attacks. The system detected and blocked attacks in under 100 milliseconds, including handover flooding and E2 subscription flooding attacks.
Online spaces provide bodily comfort, relief, and inclusion for some autistic adults, allowing them to express themselves and connect genuinely without scrutiny. This challenges the assumption that in-person interaction is always more valuable.
Researchers created a database of smartphone signal fingerprints to confirm devices have not been altered. The method uses electromagnetic waves emitted by smartphones and compares them to a trusted database, identifying deviations that indicate tampering.
Researchers at NICT successfully demonstrated simultaneous communications with 10 devices using a hybrid signal processing method combining quantum annealing and classical computing. This breakthrough addresses the massive connectivity requirements of 6G networks, enabling real-time detection for up to 60,000 possible signal combinations.
A new study suggests that energy-efficient 5G network features can significantly cut indirect carbon emissions across the UK economy. By optimizing energy use in base stations and user devices, industries such as finance and IT can benefit from reduced emissions.
The study found increased requests for medication abortion among adolescents in states with gestational bans and parental consent requirements. Young adults also sought more medication abortion services post-Dobbs, with the highest demand in states with restrictive abortion laws.
Experts like Amber Chandler suggest solutions such as no-tech public spaces, phone-free bedtimes, and hands-on problem-solving to help teenagers cope with unprecedented anxiety. Chandler's book offers evidence-based strategies to nurture belonging in a 'scared new world'.
Researchers say tech companies need to adopt user-centered approaches to create authentication systems that are secure by design. They call for more inclusive and consistent methods, avoiding one-size-fits-all models that burden users with complex security rules.