Articles tagged with Bandwidth
Researchers from University College London have developed a new optical receiver that simplifies the design and reduces costs, enabling faster fiber-to-the-home broadband technology. The novel receiver can support speeds of up to 10 Gb/s, making it futureproof against growing data demands.
Researchers have developed a terahertz transmitter that can transmit data at over 10 gigabits per second over multiple channels, exceeding 100 gigabits per second. The technology could revolutionize wireless communication with speeds ten times higher than current technology allows.
Researchers developed a system that sends highly compressed images to servers, which then process the images and send back modified files with reduced bandwidth consumption. The technique reduces bandwidth usage by over 98% and energy consumption by up to 85%, making it ideal for mobile image processing applications.
Researchers developed ultra-thin, tunable broadband microwave absorber for ultrahigh-frequency applications. The absorber has a thickness of 7.8 millimeters and can absorb a wide range of frequencies, demonstrating its potential in improving aircraft cloaking, warship stealth, and broadband antenna technology.
Researchers from Brown University have developed a system for multiplexing terahertz waves, which enables separate streams of data to travel through a single medium. This technology has the potential to support terahertz wireless systems that can deliver data at much higher speeds than current cellular or Wi-Fi networks.
Researchers discovered a way to suppress nonlinear distortions in optical fibers, eliminating signal regeneration needs. This breakthrough enables more bandwidth availability and increased data transmission.
A new tool called Kahawai reduces data usage while delivering graphics and gameplay similar to conventional cloud-gaming setups. The approach uses collaborative rendering to lighten the load, allowing mobile devices to generate rough sketches of frames while remote servers fill in the gaps.
Researchers at Oregon State University have invented a technology that can increase WiFi bandwidth by 10 times, reducing congestion in crowded locations and homes with multiple devices. The system uses inexpensive components and integrates with existing WiFi systems, enabling faster data transfer rates up to 100 megabits per second.
University of Utah engineers create a filter for separating different frequencies in the terahertz spectrum, a key step towards utilizing this bandwidth for commercial use. The filter can be fabricated using an off-the-shelf inkjet printer and has the potential to boost data transmission rates by thousands of times.
Researchers at NIST are developing measurement tools for channels that could offer more than 1,000 times the bandwidth of today's cell phone systems. The tools will enable the development of innovative millimeter-wave wireless technologies and support the expected increases in demand for wireless capacity.
Researchers at Northwestern University have developed a new nanostructure that absorbs a very narrow spectrum of light, enhancing the sensitivity of biosensors. This ultranarrow band absorber can detect smaller changes in the environment and has been shown to exceed 90% absorption at visible frequencies.
Researchers at Penn State have developed a new metamaterial with high absorption over broad bandwidth, providing better protection against electromagnetic radiation. The material is designed using genetic algorithms and can be easily manufactured due to its simple layer structure.
Researchers at IBM have achieved a record-breaking data transfer speed of 64 gigabits per second (Gb/s) using standard non-return-to-zero modulation on a multimode optical fiber. The technology has the potential to meet growing needs of servers, data centers and supercomputers through the end of this decade.
A new storage system, BlueDBM, uses a network of flash storage devices and field-programmable gate arrays to dramatically speed up the time it takes to access information. The system can analyze high-volume scientific data at around 30 frames per second, making it possible to answer user queries with very low latencies.
Researchers have developed a new technique for addressing vertex-connectivity problems, which could lead to communications protocols that coax as much bandwidth as possible from networks. The approach is based on decomposing the network into connected dominating sets, allowing for faster information flow and increased robustness.
Researchers at UT Austin propose a battery-powered active cloak that draws energy from a battery, allowing objects to become undetectable to radio sensors over a greater range of frequencies. This technology has applications in improving cellular and radio communications, biomedical sensing, and near-field imaging.
Researchers found that older males can perform faster and more demanding trills than their younger counterparts, which may be used by females to assess male quality. The study also reveals the nightingale's exceptional singing abilities, with a large song repertoire and rapid broadband trills.
Researchers have devised a new fiber optic technology that could ease Internet congestion and enable on-demand video streaming. The technology uses donut-shaped laser light beams called optical vortices to boost Internet bandwidth, promising terabit-per-second capacity transmission links.
GapSense software controls traffic to dramatically reduce interference, enabling devices to communicate more efficiently and reducing collisions by up to 45%. The technology could also address the 'hidden terminal' problem and reduce energy consumption of WiFi devices.
Researchers have developed a system that can automatically locate available space within a bandwidth, reducing dead spots in coverage. This technology has the potential to improve response time and provide better service for users, saving them time and money.
Researchers at Texas A&M University developed a new metamaterial that enables the conversion of ultrasound waves into optical signals, resulting in high-resolution images. This breakthrough technology has the potential to significantly improve diagnostic capabilities in various biomedical applications.
Researchers at MIT's Computer Science and Artificial Intelligence Laboratory presented a new system called Pyxis that automatically streamlines website database access patterns. This results in significant speedups of up to three times and reduced bandwidth usage. Pyxis works with languages already favored by web developers, such as Java.
A new technique has been developed to efficiently divide wireless spectrum bandwidth in multi-hop networks, improving operation and providing equal 'quality of experience' for all users. This allows for better performance and satisfaction for applications, reducing data traffic jams and increasing overall network efficiency.
A study by Georgia Tech researcher Marshini Chetty found that bandwidth caps trigger uneasy user experiences due to invisible balances, mysterious processes, and multiple users. Users often resort to coping mechanisms like topping up accounts or visiting family members to use their internet.
The Pitt team has generated a frequency comb with over 100 terahertz bandwidth, enabling the processing of communications data at a remarkably rapid speed. This breakthrough could increase information carried by more than 1,000 times compared to current technologies.
MIT researchers have found a way to increase the speed of the Fourier transform, a fundamental concept in information sciences. The new algorithm improves on the fast Fourier transform by dividing signals into narrower slices of bandwidth, allowing for dramatic tenfold increases in speed in certain cases.
A study from Georgia Tech recommends an 'Internet nutrition label' to provide consumers with a complete picture of their service performance. The label would include metrics like throughput, latency, and packet loss, helping users make informed decisions about their internet plans.
A new microspectrometer architecture using compact disc-shaped resonators has achieved high resolution and wide bandwidth, enabling miniaturized spectrometers with improved performance. The device can be integrated with other devices and is suitable for various applications in biological, chemical, medical, and pharmaceutical fields.
The 100GET project successfully increased internet bandwidth capacity from 40GbE to 100GbE, demonstrating the importance of efficient data transfer in meeting growing demand. By leveraging partnerships and innovative technologies, companies involved in the project have created new products, jobs, and patent applications.
Researchers developed two new techniques to maximize multi-core chip performance by efficiently allocating bandwidth and prefetching data. These techniques improved chip performance by 40% compared to chips without prefetching and 10% over chips that always prefetch data.
A team of University of Texas at Austin engineers is working on novel algorithms to enhance the efficiency of mobile video streaming, reducing the demand on wireless networks. The goal is to deliver high-quality videos with fewer bits, while improving network capacity and reducing interference from base stations.
Scientists have successfully designed a new type of antenna liner using metamaterials, which can enhance performance and reduce mass, leading to lower costs and increased efficiency in communications satellites. The design has overcome previous limitations of narrow bandwidth and high loss, making it suitable for real-world applications.
Researchers are developing efficient spectrum-sensing technologies to support high-speed internet in rural areas and enable super Wi-Fi networks. The goal is to efficiently use limited radio spectrum resources to meet the growing demand for wireless technologies.
A EUREKA-backed project, TRAMMS, aimed to solve Internet bottlenecks by monitoring traffic over three years. The team gained insight into user behavior and accurately measured network traffic, enabling service providers to avoid bottlenecks and improve web browsing quality.
Researchers estimate global media consumption will drive 2,570 exabytes of data per year by 2030. To achieve renewable energy infrastructure, a 60-performance improvement in efficiency is needed, potentially reached by 2021. Behaviour change strategies like reducing digital waste and persuasive web design can reduce overall demand.
Scientists from Queen's University Belfast are developing a new technology using wearable sensors to create ultra-high bandwidth mobile internet infrastructures. This innovation has the potential to reduce the density of mobile phone base stations and bring significant social benefits, including improved healthcare and remote gaming.
Researchers from Germany have developed a way to encode wireless broadband signals using desk lamps, exploiting synergy between illumination and information. The system uses visible-frequency wireless with all the bandwidth one could want, achieving record speeds of up to 230 Mbit/s with commercial LEDs.
Attila Technologies has collaborated with InterDigital to develop bandwidth aggregation technologies, aiming to meet the growing demand for wireless data usage. The companies will jointly demonstrate their capabilities on live networks at the 2010 Mobile World Congress.
AOptix Technologies successfully completed a two-phase flight test program for the Enhanced Air-to-Ground Lasercom System (EAGLS) Program. The tests demonstrated AOptix's capabilities in Pointing, Acquisition, and Tracking (PAT) and ultra-high bandwidth real-time communications.
Researchers have developed a decentralized peer-to-peer (P2P) system to monitor patients with chronic illnesses remotely. The system, which utilizes idle processing cycles, storage, and bandwidth of individual nodes, can build a scalable model of the network overlay on the internet.
Researchers at UC San Diego have proposed a new topology for Ethernet data center connectivity, enabling scalable interconnection bandwidth and reducing costs. The approach requires no modifications to end-host network interface, operating system, or applications, and is fully backward compatible with Ethernet, IP, and TCP.
Researchers at Penn have developed a theoretical framework for increasing the speed of light pulses in nanoscale metal chains, potentially enabling high-speed optical computing. The discovery may overcome limitations in optics and pave the way for novel optoelectronic devices.
Scientists at Argonne National Laboratory have devised a new type of next generation light sources that can create x-rays up to one hundred million times brighter than currently operating machines. The X-FELO oscillator is expected to open up breakthrough scientific opportunities in various research fields.
Researchers from ETH Zurich have successfully tested high-speed WLAN network using MIMO technology, increasing data transfer rates up to four times higher than existing networks. They developed efficient decoding algorithms for multi-antenna systems, enabling practical implementation in complex networks.
A novel peer-to-peer video sharing application is being used to explore a next-generation model for safe and legal electronic commerce. The platform rewards users for uploading content, allowing them to download faster and more securely. Researchers envision a global marketplace where bandwidth is the primary currency.
Researchers at UCSD have designed a new algorithm that enables distributed rate limiting to enforce global bandwidth rate limits and dynamically shift allocations based on current network demand. The flow proportional share algorithm uses TCP to estimate bandwidth demand, providing fairness and practicality for deployment nationwide.
Red Storm excelled in the High Performance Computing Challenge test suite, demonstrating exceptional communication bandwidth and floating-point computation capabilities. The supercomputer achieved 40 times more communications power per teraflop than IBM's Blue Gene system, marking a significant milestone in its architecture.
Physicists at JILA have developed a highly sensitive tool for real-time analysis of atoms and molecules, offering unprecedented capabilities in chemistry laboratories, environmental monitoring, security, and medical offices. The technology uses an ultrafast laser-based frequency comb to precisely measure light absorption signatures, en...
The project aims to investigate high carrier frequencies of mid-infrared light for efficient communication and applications such as light-based radar devices, medical imaging, and synthesizing electronic tones. Researchers will design, build, and test thumbnail-sized chips capable of encoding data at unprecedented rates.
Researchers at institutions in developing countries can now access the scientific subset of the web using Scirus and TEK, reducing connectivity charges. The collaboration between Elsevier and MIT aims to provide a robust and user-friendly service to researchers globally.
The Caltech-led team captured the network prize at SC|05 by transferring 475 terabytes of high energy physics data in 24 hours and sustaining average data rates of over 100 gigabits per second. The team demonstrated the value of collaboration and achieved records while transferring data from running experiments.
Kishore, a Lehigh University engineer, received the PECASE Award for developing an outreach program to provide wireless internet access to Susquehanna County. Her work focuses on designing optimal wireless communication infrastructure for rural areas with limited connectivity.
A new PIM chip called Godiva, designed and prototyped at USC, has successfully integrated into a server and delivered comparable performance to the original-equipment Itanium chip. The Godiva chip uses DDR-DRAM interface and reduces electrical power consumption by one hundredth.
Lehigh engineering professor Shalinee Kishore aims to bring modern telecommunications to rural Pennsylvania through a five-year grant. She plans to develop and implement a plan to improve the county's wireless communications infrastructure, enabling residents to access high-speed Internet and lower-speed voice services.
The new Little GLORIAD network increases bandwidth between the US and China to 155 Mbps and enhances research capabilities for scientists worldwide. The network enables joint responses to natural disasters, nuclear materials safeguards, and human genome studies.
A team of researchers demonstrated the use of Telescience to facilitate international biomedical research, showcasing an international consortium of users and globally-distributed resources. They successfully transferred data over IPv6 networks at speeds of over 1Gbit/second.
Sandia's new cluster features a combination of Intel Xeon and Itanium processors, utilizing InfiniBand Host Channel Adapters for low-latency and high-bandwidth connections. The 128-node machine is expected to be one of the world's top systems, powered by Mellanox and Linux Networx hardware.
A new software-based approach developed by Penn State engineers allows subscriber signals to be processed ahead of others experiencing strong co-channel interference, improving efficiency and minimizing interference in wireless local loops.
A University of Florida study finds that New York, Chicago, and Washington-Baltimore lead the nation in bandwidth availability, while Florida's top cities, including Orlando, fall behind. The disparity puts Florida companies at a competitive disadvantage, hindering business growth and consumer access to high-speed Internet services.
New polymers enable polymeric electro-optic modulators to translate electrical signals into optical signals at rates of up to 100 gigabytes per second, increasing information-processing speeds by 10 times those of current electronic devices.