Articles tagged with Telecommunications
A new international study reveals that 5G networks in major urban centers do not always deliver faster connections than 4G, with varying performance levels depending on the operator and location. The study highlights the need for large-scale, forward-looking measurements to guide policy and investment decisions.
A survey of covert UAV communications explores emerging methods and technologies for secure transmission in UAV-assisted networks. Uncertainties can enhance covertness, and techniques like multiple antennas and artificial intelligence improve communication performance.
Researchers at Nagoya University have successfully developed a resonant tunnel diode that operates at room temperature using Group IV semiconductor materials. This breakthrough paves the way for terahertz wireless components that can deliver unprecedented speed and data handling capacity with superior energy efficiency.
A study by Carnegie Mellon University found that gradually releasing TV shows increases consumer engagement and subscription rates. Participants in the gradual-release group were 48% more likely to continue using the platform than those in the all-at-once release group, leading to increased subscription retention.
The International Telecommunication Union is strengthening its collaboration with academia to gather insights on emerging technology trends. The new Academic Advisory Body will produce informative policy briefs and forward-looking analyses on the evolving role and impact of innovation.
The ITU Global Symposium for Regulators 2025 endorsed guidelines to build sustainable digital ecosystems for essential national services. The new guidelines outline key tools and frameworks to drive regulatory innovation and ensure prosperity for all.
Researchers at Seoul National University of Science & Technology developed LWMalloc, a lightweight and high-performance dynamic memory allocator for resource-constrained environments. The new allocator outperforms ptmalloc by achieving up to 53% faster execution time and 23% lower memory usage.
Achieving universal, meaningful internet connectivity by 2030 would require a significant investment of $2.6-2.8 trillion at current prices. The report outlines the challenges, projected costs, and collaborative strategies needed to make sure everyone, everywhere, can use the Internet.
ConcreteSC technology achieves significant speed boosts and improved efficiency in next-generation wireless networks. The innovation integrates user tasks into communication processes, reducing computational complexity and increasing semantic meaning.
Researchers at Princeton University have developed a machine-learning system that can shape ultrahigh frequency transmissions to avoid obstacles, allowing for real-time adaptation in dynamic environments. This breakthrough could enable the widespread adoption of sub-terahertz frequencies for high-speed data transmission in applications...
Researchers have developed a micrometeoroid and orbital debris (MMOD) detection and characterization system for satellites and spacecraft. The system can detect impact details, including particle size and volume, and alert spacecraft of potential hits.
A team of computer science researchers at Penn State demonstrated that transcriptions of phone calls can be generated from radar measurements taken up to three meters from a phone. The accuracy is limited to around 60%, but the findings raise important questions about future privacy risks.
A recent study analyzed use of online asynchronous telemedicine abortion services from July 2023 to September 2024. The research found that these services increased access to abortion care, particularly in rural areas where traditional abortion providers are scarce.
Researchers found that mobile users were less likely to click on phishing links compared to PC users, especially for lower-risk URLs. The study suggests that device use settings affect users' risk assessment abilities, leading to more avoidant behavior on mobile devices.
This book provides a beginner-friendly resource on the impact and evolution of decentralized networks, highlighting their applications in healthcare, supply chains, agriculture, climate monitoring, and education. The authors emphasize sustainability, data security, and ethical tech adoption.
Remote, scalable cognitive behavioral therapy-based treatments improved pain and quality-of-life outcomes for individuals with high-impact chronic pain. These lower-resource treatments could increase availability of evidence-based nonpharmacologic pain treatments.
Researchers from Science Tokyo developed analog relay stations to extend mmWave coverage, achieving over 1 Gbps throughput and enhancing stability in previously unreachable zones. The innovative solution utilizes distributed relay diversity to maintain signal strength and throughput even with blockage.
Researchers develop fiber-based O-TWTFT system, offering unparalleled stability across vast distances. Fiber optics enables applications such as redefining the second and precise geodesy.
A research team developed an analytical model to evaluate the performance of grant-free communications schemes in densely populated IoT environments. They found that interference cancellation improved base station throughput but did not resolve the near-far problem, while power control addressed it but led to decreased overall network ...
The University of Ottawa's SUNLAB has developed a simulation model for multi-junction photonic power converters, which enable the conversion of laser light into electrical power with higher efficiencies and voltages. This technology could lead to more reliable telecommunication networks, reduce costs by enhancing systems performance, a...
Researchers at KAIST have created a new Li-Fi platform that offers speeds up to 224 Gbps and enhances security through on-device encryption. The device uses eco-friendly quantum dots and demonstrates improved brightness and efficiency, opening up new possibilities for ultra-high-speed data communication.
The WSIS+20 High-Level Event 2025 in Geneva will assess 20 years of using digital technologies for progress and chart the future direction ahead of the UN General Assembly review. The event will tackle critical issues like the digital divide, AI governance, and sustainability.
A new time-division MIMO technology enables phased-array receivers to operate at high speeds while reducing power and circuit area, addressing limitations in traditional systems. The innovation achieves a record-setting 38.4 Gbps data rate across eight streams, paving the way for practical large-scale MIMO systems.
A cross-sectional study of 23,000 adolescents found significant racial and ethnic disparities in mental health service use among minority groups. Adolescents from minority groups were less likely to receive mental health visits or psychotropic medications, underscoring the importance of improving access for these populations.
A team of researchers from Japan has developed an ultra-compact, low-power 150 GHz radio module enabling high data rates in mobile devices. The proposed design integrates a phased-array transceiver with several key innovations to overcome the main challenges of operating at frequencies in the 150 GHz band.
Hari Kalva, a pioneer in video technology, has been inducted into the Florida Inventors Hall of Fame. His work has enabled the pixels of modern life, from Netflix streams to smartphones. He is also credited with developing the MP4 file format and pioneering machine learning for video encoding.
Researchers have developed two graph-based algorithms to improve real-time computing services in space, capturing the dynamic nature of satellite networks. The algorithms prioritize communication and computing resources, enabling efficient scheduling and resource allocation.
Researchers developed a novel CMOS chip-based phased-array receiver that maximizes satellite performance by supporting dual-polarized beams, enabling greater communication flexibility. The innovation doubles the number of controllable beams and improves system capacity, making it crucial for real-world deployments.
The TUCAN6-CM project aims to transform next-generation mobile networks through efficient integration of communication, computing, and sensing technologies. Advanced solutions will enhance quality of life, sustainability, and safety in smart cities and industrial environments.
Researchers at Texas A&M University are developing a new method to recover rare earth elements from old electronics, such as tablets and phones, using solid-phase extraction technology. This method aims to reduce energy use, cut down on solvents, and streamline the process, making it more environmentally friendly and commercially viable.
A consortium of Finnish companies, including Nokia and Bittium, has launched the RF ECO3 project to accelerate 6G development. The project aims to address challenges in radio frequency design and energy efficiency for ultra-fast communications and sensing capabilities.
Researchers at University of Rochester and RIT created an experimental quantum communications network to transmit information securely over long distances. The network uses single photons to enable secure communication without cloning or interception.
The FAU Center of Excellence will focus on developing advanced algorithms, secure hardware solutions, and workforce development to address the strategic gap in electromagnetic spectrum management. This initiative aims to produce innovative technologies to protect and control critical communication channels in contested environments.
The ECOMOME project optimizes energy consumption in mobile networks, reducing emissions and operational costs. By combining experimental research with forward-looking projections, the project achieves results that will remain relevant for upcoming generations of mobile networks.
The DISCO6G project enables network infrastructures to detect their environment while communicating, crucial for applications in transport and healthcare. IMDEA Networks is advancing ISAC systems with ultra-precise synchronization and low-power solutions for autonomous vehicles, medical diagnostics, and smart cities.
Researchers have experimentally confirmed complex synchronisation patterns in oscillatory systems, including leaf-like structures and gaps representing unsynchronised states. This breakthrough builds on previous studies using breathing-soliton lasers to explore nonlinear dynamics.
A survey study found patients have a mild preference for AI-written messages but experience decreased satisfaction when informed about AI involvement. Disclosure of AI involvement is essential to maintain patient autonomy and empowerment, despite potential minor impact on satisfaction.
The project aims to create perception and communication technologies enhancing healthcare, industrial automation, and real-time environmental interaction. IMDEA Networks is focusing on an energy-efficient network perception system and developing machine-learning algorithms for multi-static sensing.
A new research infrastructure called SAFAtor aims to close the gap in ocean data by collecting real-time pressure, temperature, and seismic data from deep-sea telecommunications cables. The project will deploy sensor technology along an undersea cable to monitor climate and geological hazards.
The Regional Government of Madrid invests 16 million euros in quantum communications research projects, including the MadQuantum-CM initiative. IMDEA Networks and 5TONIC develop next-gen quantum communication protocols and secure key distribution solutions, while Telefónica deploys the MadQCI fibre network.
The MAMUT project aims to deliver a compact, lightweight, and energy-efficient terminal designed for use in static, mobile, and autonomous applications. The terminal will connect with multi-orbit satellites to provide high-speed internet access, enhancing global configurability and reducing costs.
Researchers from China developed a wireless train communication network that demonstrates excellent performance in high-speed railway environments. The system, which integrates LoRa and GNSS technologies, offers lower cabling complexity and maintenance costs while providing greater flexibility for upgrades and fault recovery.
Professors Aarno Pärssinen and Mika Ylianttila from the University of Oulu have been awarded the IEEE Fellow designation for their significant contributions to 6G development. Their research focuses on radio technologies, network security, and trust, with a strong emphasis on experimental findings and multi-disciplinary approaches.
Experts propose an 18th SDG to protect Earth's orbit from accumulating debris, citing the need for global consensus and mechanisms for enforcement. The proposal builds on earlier calls for a legally-binding treaty to safeguard the planet's orbital environment.
The prevalence of substance use disorder surged during the COVID-19 pandemic, but treatment receipt declined initially due to healthcare disruptions. Treatment rates began to recover in 2022, likely driven by reopened treatment programs and increased telehealth use.
Researchers at Princeton University have developed an AI-powered system to design complex wireless chips, reducing time and cost. The AI creates intricate electromagnetic structures that improve performance and efficiency, often in ways that human designers cannot understand.
Researchers at Aalto University developed a new type of infrared photodiode that is 35% more responsive at 1.55 µm than existing germanium-based components. The new device can be manufactured using current production techniques, making it highly practical for adoption in various technologies.
Between 2020 and 2023, buprenorphine dispensing to adolescents increased, while prescribing declined among young adults. These changes are attributed to improved outreach, telehealth prescriptions, and elimination of waiver requirements.
Four EU-funded 6G projects launched in January 2025 will focus on sustainable energy-efficient networks and reducing environmental impact. The SUSTAIN-6G, 6G VERSUS, AMBIENT 6G, and SNS-CO OP projects aim to create a 6G future that benefits everyone, combining technological innovation with societal and environmental priorities.
Researchers found that smart TVs send detailed profiles of consumers' habits to servers, using Automatic Content Recognition technology. This tracking raises significant privacy concerns, particularly when the TV is used solely as a monitor, and can be difficult for users to disable due to lack of transparency.
The DIME project has achieved a critical breakthrough in overcoming technical obstacles to widespread adoption of edge AI. It has developed strategies to optimize performance without compromising decision quality and an innovative online learning algorithm to verify AI model accuracy in real time.
The SUSTAIN-6G project, led by Nokia, aims to develop sustainable technologies for 6G communications, focusing on smart grids, e-health, and agriculture. UC3M will focus on developing eco-friendly computing technologies for mobile networks.
Researchers at the University of Waterloo have created a tiny, wearable generator that can charge laptops and power smartphones using body vibrations. The device uses piezoelectric materials to generate electricity efficiently and cost-effectively.
Researchers at University of Arizona discovered a spike in carbon-14 dating to 664 B.C., pinpointing the last known extreme solar storm event. The study provides crucial data for scientists studying sun's activity and offers insights into massive storms' effects on Earth's atmosphere.
The Medical University of South Carolina is using a $1.75 million grant to develop and test the effectiveness of telehealth-enabled collaborative care management for primary care patients in rural South Carolina. The goal is to improve behavioral health outcomes while reducing pressure on primary care physicians.
Daily multidisciplinary telemedicine rounds by board-certified intensivists failed to decrease ICU stays for critically ill adults. No significant impact on patient outcomes was observed.
Prescription volumes for stimulant and antidepressant medications rose, while opioid volumes decreased between 2019 and 2022. Telehealth prescriptions climbed across medications, with a notable increase in opioids.
A recent study published in JAMA found that telehealth delivery of early palliative care is equivalent to in-person care in terms of quality of life outcomes for patients with advanced non-small cell lung cancer. This finding highlights the potential benefits of expanding access to this evidence-based care model through telehealth.
A new study by Binghamton University researchers found that virtual team members who receive inspiring responses from others are more likely to be viewed as emergent leaders. To become an effective leader in a virtual setting, it's essential to pay attention to how the audience responds to your message and support others' ideas.
Scalable telehealth mindfulness-based interventions show promise in treating chronic pain by improving function and reducing symptoms. The low-resource approach could accelerate the adoption of nonpharmacological pain treatment in healthcare systems.