Articles tagged with Smartphones
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Researchers at Worcester Polytechnic Institute have developed an iPhone app that measures vital signs such as heart rate and blood oxygen saturation using a built-in video camera. The technology is comparable in accuracy to traditional medical monitoring devices, allowing patients to carry an accurate physiological monitor anywhere.
A team of researchers transformed everyday iPhones into medical-quality imaging and chemical detection devices, enabling doctors to diagnose blood diseases in developing nations. The modified phones can perform detailed microscopy and spectroscopy, transmitting real-time data for further analysis and diagnosis.
Researchers are using smartphones to conduct large-scale language studies, collecting data from over 4,157 subjects in seven languages. This innovative approach allows for faster data collection and opens up possibilities for future research on human cognition.
The Office of Naval Research has developed a smartphone app called PASSION that allows deployed sailors to navigate, locate, and track people and assets on ships in real-time. This system provides low-cost, real-time situational awareness for enhanced navigation and force protection.
Researchers at the University of Michigan have developed a new power management approach called E-MiLi, which can reduce energy consumption by up to 44% in real-world wireless networks. The technology works by slowing down the WiFi card's clock and detecting incoming messages using a new firmware modification.
Researchers evaluate the usability of mobile voting systems on smartphones, finding that participants with smartphone experience complete tasks more accurately. The study suggests designing mobile voting systems to accommodate inexperienced voters' mental models to increase usability and accuracy.
Researchers at UT Knoxville have developed an algorithm that improves the accuracy of electrocardiograms (ECGs) using smartphone technology. The algorithm can detect electrode misplacement and electromagnetic noise, providing more accurate A-F letter grades for ECGs and recommendations for optimal electrode placement.
Researchers found smartphone users engage in 'checking habits' throughout waking hours, triggered by contexts like reading email or browsing social media. These habits can be difficult to change due to their automatic nature.
Researchers at Duke University have developed a software called SleepWell that allows mobile devices to sleep while a neighboring device is downloading information, saving energy for both devices. This technology can potentially double the battery life of smartphones and laptops by reducing the energy toll of WiFi usage.
Researchers at Ohio State University have developed a smartphone app called eShadow that uses nearby wireless networks to alert users of a friend's presence. The software enables meaningful face-to-face conversations and builds bridges between strangers who share similar interests, providing a complement to online social networks.
The new PaperPhone prototype boasts a flexible iPhone-like design, allowing users to interact with it by bending or flipping corners. This invention heralds a paperless office era, where lightweight and thin-film computers replace traditional devices, offering a power-efficient and interactive experience.
Researchers at North Carolina State University have developed software that creates a privacy mode for Android systems, giving users flexible control over personal information. The TISSA prototype includes four possible privacy settings for each application, allowing users to customize the level of information accessed.
A study by Ohio State University researchers found that mobile media technologies like smart phones are not taking people away from relying on traditional media sources. Instead, mobile media fill the spaces in people's daily routine where other media sources are either unavailable or inconvenient to use.
Wonyoung Kim's new device can reduce power usage of modern processing chips by shutting off unused parts, enabling longer battery life and lower energy bills. The on-chip voltage regulator also enables faster performance by quickly adjusting power supply.
New research from the University of Bristol's Centre for Communications Research investigates how smartphone grips impact wireless signal strength. Holding a device can lead to a 100-fold reduction in sensitivity and signal fluctuations, impairing service quality.
Researchers are developing a smartphone app to track air pollution exposure over time, providing a more accurate method for assessing health risks. The two-year study will use GPS-equipped smartphones to collect data on participants' locations and air pollution levels.
Scientists are developing new drugs to block bacterial signals that trigger infections, a process known as quorum sensing. Research suggests that targeting certain signaling molecules could lead to effective treatments for antibiotic-resistant infections.
Researchers at Duke University developed a tool called TaintDroid that monitors phone apps for transmitting private data. The study found that 15 of 30 popular apps sent users' private information to remote advertising servers, with some sharing location information even when the user wasn't running the app.
A study by Intel Labs, Penn State, and Duke University found that 15 apps send users' geographic location to remote servers. Additionally, 20 applications shared unique phone identifiers and phone numbers with developers without user consent.
The new TimeTree application provides a sophisticated means of mining scientific knowledge, answering questions about species divergence and phylogeny. The app uses a vast Internet storehouse of data about the diversity of life, from bacteria to humans.
The Visibility app uses a smartphone's camera, GPS, compass, and accelerometer to estimate air quality. Users take a photo of the sky, and the app analyzes it to determine pollutant content.
Researchers at UC San Diego developed a new chip prototype called GreenDroid, which uses dark silicon to improve performance through specialized processors. The prototype delivers improved efficiency by running heavily used code in Google's Android platform, resulting in up to 7.5 times increased efficiency compared to aggressive mobil...
Researchers warn that biometric logins may not be secure on the go due to mobile device limitations. Biometric technology uses fingerprints, voice recognition, or typing patterns for authentication.
A new initiative called Cell-All aims to equip cell phones with sensors capable of detecting deadly chemicals. The technology uses a chip costing less than a dollar and can alert the user and authorities in under 60 seconds, reducing false positives and improving response time.
The AFib Educator app and desktop widget provide detailed, animated diagrams of the human heart to help patients understand atrial fibrillation. Healthcare professionals can share resources with patients, including facts about signs, symptoms, prevalence, and risks, as well as links to additional information.
Rutgers University researchers have demonstrated a new security threat against smart phone users, showing how malware can eavesdrop on calls, track locations, and drain batteries. The study highlights the vulnerability of mobile operating systems to attacks similar to desktop computers.
Researchers developed an Android app called PowerTutor to help users compare the power consumption of different applications. The app provides real-time information on how phone components use power, enabling users to make informed decisions about their device's energy efficiency.
Researchers designed smartphone games and easy-to-use logging features to help elderly Chinese diabetics manage their health. Initial studies of the system, called CADA, show promising results, enabling diabetics to track vital information for better doctor-patient interaction.
Researchers have successfully coupled USB-based ultrasound probe technology with smartphones, enabling compact, mobile medical imaging devices. This innovation has far-reaching implications for global healthcare, particularly in developing countries where access to medical imaging is limited.
A new amplification technique using nonlinear oscillators can convert signals' trajectories into symbols for enhanced communication. This technique has the potential to improve communications for ships and other vehicles in remote locations.
Dennis L. Goeckel, an assistant professor of electrical engineering at the University of Massachusetts, has received a $200,000 grant from the National Science Foundation to continue his research on high-speed wireless communication. He uses mathematical models to optimize signals and improve reception quality.
Researchers at Virginia Tech have developed a safer wireless antenna design called Safetenna. Safetenna eliminates transmission in the direction where the signal would be blocked by the user's head, reducing harmful absorption of power by the body. The new technology demonstrates improved performance with no trade-off on safety.