Articles tagged with Telephones
A study found that amateur designers have lower self-evaluations of their products when compared to professionals. However, consumers enjoy intentionally competing against professionals, leading to more favorable self-evaluations when informed of contests beforehand.
Tiny mechanical devices called resonators can filter electronic signals by cancelling out certain frequencies and allowing others to pass. The devices, made of silicon, are manufactured using a standard procedure and have the potential for advanced applications in medical and homeland-defense fields.
Researchers, led by Professor Neal Armstrong, are working to harness solar energy for utility-scale generation and portable devices, with potential breakthroughs in organic solar cells and interface science.
Researchers developed a cell phone microscope, CellScope, that captures color images of malaria parasites and tuberculosis bacteria labeled with fluorescent markers. The system uses compact microscope lenses attached to a cell phone and achieves a spatial resolution of 1.2 micrometers, comparable to standard light microscopes.
Researchers at the University of Glasgow have developed a new Bluetooth application that allows people in different parts of a stadium to share banter, photos, and video clips instantly. This technology makes innovative use of short-range communications, enabling fans to connect with up to seven other users simultaneously.
Researchers from Tel Aviv University have developed a novel way to predict the intensity of the next big flood using cell phone signals. By analyzing fluctuations in atmospheric moisture around cell phone towers, they can provide accurate 'critical moisture distribution' levels for fine-tuning model predictions of big floods.
Researchers developed a mini projector that can be integrated into a cellphone or PDA, producing monochrome images with high brightness, and projecting them onto flat surfaces using plastic lenses made of embossed material
A study by Ewa Gustafsson found that young adults with neck, arm, or hand symptoms tend to use their mobile phones differently than healthy controls. They often text message while hunched over and use the single thumb technique, which can lead to increased stress on hands and reduced breaks.
A four-year NIH grant enables researchers to track health behaviors and microorganism changes in 72 adolescent males, ages 14-17. The study aims to identify normal variations and how they influence susceptibility to infections.
Researchers developed the PhonePoint Pen application, which uses built-in cell phone accelerometers to recognize human writing. Users can write short notes or draw diagrams in mid-air, with plans for future improvements including real-time feedback and character recognition.
A new study by Washington University in St. Louis found that cell phone ringtones can be distracting in classrooms, impairing recall and learning. Students who experienced ringing phones performed 25% worse on course content tests, even after the ringtone had stopped.
Studies found promising results for new treatments, including an inotropic drug and vasodilator relaxin, which improved symptoms and outcomes in patients with stable heart failure. Additional research is needed to assess safety and effectiveness of these treatments.
The National Institute of Mental Health is using Recovery Act funds to evaluate the effectiveness of a new training program for telephone crisis counselors. The training, which began in 2008, aims to assess the benefits of the training and shape telephone-based suicide prevention services across the country.
Researchers found evidence that widely accepted model explaining errors caused by electronic 'noise' in transistors is incorrect. The discovery has significant implications for developing efficient, low-power devices such as cell phones and pacemakers.
Researchers analyzed calling and mobility data from over six million mobile phone users to understand the threat of mobile phone viruses. A highly fragmented market share has hindered outbreaks so far, but predicting that viruses will become a significant threat once a single operating system's market share grows sufficiently large.
Participatory Sensing enables individuals to identify, measure, and address problems such as air pollution and ecosystem damage using mobile phones. This platform presents scenarios for improving environmental protection and personal healthcare, leveraging the widespread access of mobile devices.
Researchers have developed an air-fueled battery that stores up to ten times more energy than current designs, with potential applications in electric vehicles and renewable energy. The new design uses oxygen drawn from the air during discharge, reducing the need for chemicals and increasing capacity.
A pilot study is testing the effectiveness of text messaging as a medium for delivering HIV prevention education to at-risk teens. The study, funded by the National Institutes of Health, uses a Centers for Disease Control and Prevention-approved curriculum and involves sending text, image, and video material to teen participants.
Researchers developed Sun Dial to help Muslim users determine prayer times, finding imagery-based prompts more appealing than text-based options. The app aims to enhance the religious experience by reminding users of their community ties.
A recent paper suggests legislation is only part of the solution to Europe's invasive species problem, with a single coordinating body needed to tackle the issue effectively. The European Centre for Invasive Species Management (ECISM) would coordinate activities across Member States and support rapid response and public awareness.
A new study found no detrimental effect of cell phones on academic performance among 12-year-olds. Video games were also linked to lower grade point averages but improved math and visual-spatial skills.
Scientists at the University of Cincinnati have discovered new uses for spun carbon nanotube fibers, which exhibit high tensile strength and conductivity. The team found that these fibers can be used to create lightweight and efficient antennas for wireless communication, with potential applications in aerospace industries.
Mobile phone handsets used by hospital workers are highly contagious with bacteria, including MRSA, and can lead to infections ranging from skin complaints to life-threatening illness. The study recommends strict infection-control procedures and decontamination methods to prevent the spread of infection.
Two studies by Rutgers University researchers found a significant correlation between cell phone use and motor vehicle fatalities, including pedestrian deaths. The studies suggest that crackdowns on cell phone use are necessary to reduce these accidents.
A study found that prior work experience can lead to lower performance at a new job, as workers bring old habits and skills that don't adapt to the new role. Employees who score high on adaptability and fit in with their company's culture tend to perform better.
A Kansas State University marketing professor says online shopping will borrow from Second Life, allowing shoppers to interact with virtual avatars and purchase items in a social setting. The future of e-commerce may also involve mobile devices, with research suggesting that gaming and chat features are key to attracting young customers.
Researchers at UAB found that children who use cell phones while crossing streets are more likely to exhibit risky behaviors, including taking longer to cross and looking both ways less often. The study's findings highlight the need for parents and caregivers to limit cell phone use in child pedestrians.
Researchers examined the link between mobile phone use and uveal melanoma in a large study of 1,453 participants. No significant increased risk was found among regular users or those who used radio sets, suggesting that phone use may not be associated with this type of eye cancer.
A mobile phone text-messaging strategy has shown promising results in improving tuberculosis treatment adherence among patients in remote locations. The system uses SMS reminders to monitor medication intake, resulting in high treatment success rates and improved patient compliance.
New NIST report explores electronic technologies for overseas voting, highlighting potential risks and control measures. The report suggests that postal mail can be augmented with electronic methods to distribute blank ballots, but transmission of completed ballots via telephone, e-mail, and the Web faces significant security threats.
A new prototype cell phone uses holographic lens-free imaging to accurately identify smaller particles such as E. coli in saliva or blood samples, enabling rapid diagnosis of diseases like HIV and malaria. The technology also has potential for monitoring water quality and detecting hazardous microparticles in disaster situations.
A device patented by an Indiana University researcher would have alerted a kidnapped senior's closest friends and family to the crime within moments. The Portal Monitor connects home doorbell sensors to porch cameras, forwarding headshot images to pre-selected contacts via cell phones.
A Rutgers College of Nursing faculty member is testing the effectiveness of soap opera-style cell phone videos to reduce HIV sexual risk behavior in young women. The videos, based on focus group discussions with urban women, aim to promote health awareness and change.
A new study by University of Chicago researchers found that consumers prefer products with more specifications, even meaningless ones. Participants chose between digital cameras, towels, and other products, prioritizing those with the most specs.
A multi-site clinical trial found that study participants prefer receiving personalized and accurate information about study results, with high satisfaction rates for telephone calls and conference calls. The study suggests that addressing the need for better communication between researchers and participants is feasible and highly val...
Research by University of Warwick reveals that hands-free cell phone conversations impair drivers' visual attention, increasing braking distances and errors. The study found that even passive listening to a conversation has a significant negative impact on driving performance.
A Texas A&M researcher has discovered a way to harness energy from sound waves using piezoelectric materials, which could enable the development of self-powered cell phones and other devices. The discovery is significant because it shows that energy can be converted at a 100% increase when materials are manufactured at a very small size.
A new study by University of Utah psychologists found that drivers are more distracted by talking on a cellular phone than by conversing with a passenger in an automobile. When drivers talk on a cell phone, they drift out of their lanes and missed exits more frequently than drivers conversing with a passenger.
A randomized trial involving 234 obese women found that telephone counseling and face-to-face follow-up sessions were more effective than weight loss education alone in maintaining weight loss, especially in rural communities where healthcare barriers are significant. Telephone counseling was also found to be cost-efficient.
A comprehensive overview of alien species in Europe reveals over 11,000 documented species, with 15% causing economic damages and 15% harming biological diversity. The DAISIE project provides a valuable tool for managing biological invasions in Europe, enabling early detection, eradication, and control methods.
Researchers at the University of Washington have developed two new cell phone applications, UbiFit and UbiGreen, to automatically track workouts and eco-friendly transportation. These programs display motivational pictures on the phone's background screen, motivating users to maintain their exercise routine and green habits.
A new UNC study suggests that cell phone text messaging can be an effective tool for self-monitoring healthy behaviors in children. The study found that children who used text messaging to report their calorie intake, exercise, and screen time had a lower attrition rate and greater adherence to monitoring than those using paper diaries.
Recent studies suggest a possible link between long-term cell phone use and increased risk of brain tumors, prompting a call for collaborative research initiatives. Scientists emphasize the need for definitive evidence to determine the risks associated with electromagnetic field exposure from cell phones.
The HappyWakeUp smart alarm clock uses a microphone to detect subtle changes in sleep patterns, providing an optimal wake-up time. By waking users up during their natural 'awake' period, the device helps regulate internal clocks and reduces morning stress.
Researchers at Cornell University demonstrate how GPS receivers can be fooled by fake signals, posing a risk to global positioning system technology. The study aims to inspire designers to develop methods to guard against such attacks and protect critical infrastructure.
Researchers at Rensselaer Polytechnic Institute have designed an adaptive liquid lens that captures 250 pictures per second and requires less energy than competing technologies. The lens uses vibrations to change the focus, allowing for high-fidelity miniature cameras.
A new meta-analysis found that phone psychotherapy retained 97.4% of patients compared to face-to-face therapy's 50%. This breakthrough suggests a more accessible and effective treatment option for those struggling with depression.
A study by Brandeis University suggests that age-related differences exist in how people view their past, present, and future expectations. Younger adults tend to be more optimistic about their future, while older adults are more realistic and accurate in their predictions.
A concentration of video lottery terminals (VLTs) in underprivileged Montreal neighborhoods poses a risk to public health due to easy access. Researchers Éric Robitaille and Patrick Herjean found that over 96% of Park Extension residents can walk to a VLT within three minutes.
A team of US engineers has successfully developed software that enables deaf and hard-of-hearing Americans to communicate using American Sign Language (ASL) over mobile phones. The breakthrough allows for real-time video communication, making it a significant improvement over text messaging, which can convey emotion but is slower.
A study by UC San Diego researchers found that telemedicine leads to better treatment decisions for stroke patients compared to telephone consultations. The STRokE DOC technology enabled doctors to make correct decisions over 98% of the time, resulting in improved patient outcomes.
A study published in The Lancet Neurology found that telemedicine consultations resulted in more accurate decision-making compared to telephone consultations for patients with acute stroke. The study showed a 98% correct treatment decision rate for telemedicine versus 82% for telephone consultations.
A study found that nearly 23% of patients reported experiencing complications during or after their hospital stay, compared to 11% identified through medical record review. Patient reports can provide additional important information and are particularly useful for events that occur after discharge.
Researchers studied skyscraper run-ups to understand how athletes perform under high-intensity conditions, revealing the importance of anaerobic energy metabolism in maintaining speed. The findings suggest that top performers can maintain their pace by strategically dosing their initial effort.
Researchers at the University of Manchester found that able-bodied mobile users replicate errors made by physically impaired desktop computer users, such as pressing wrong keys and clicking incorrectly. The study suggests that software solutions developed for disabled users can be applied to reduce errors on mobile devices.
A multi-national survey reveals that cell phone use is perceived differently across cultures and settings. People in Turkey are happy for phone use in class, while Italians are annoyed by taking calls at the theatre. The study highlights the importance of understanding social impact on goodwill when utilizing mobile communications.
Researchers developed a system that enables users to access location-specific, real-time information from other mobile phone users across the world. The virtual sticky note application combines capabilities of distributed networks, social networks, and geographic positioning technologies.
Teenagers who excessively use their cell phones are more prone to disrupted sleep, restlessness, stress, and fatigue. The study found that young people with excessive mobile phone use behave like larks rather than owls, suggesting a delayed biological clock. It is recommended that adolescents get nine hours of nightly sleep.
Researchers develop a system that transmits unprocessed medical images via cellular phones, enabling sophisticated radiological diagnoses and treatment in remote areas. The technology uses electrical impedance tomography and reduces costs by simplifying the apparatus at patient sites.
Researchers at UC Berkeley developed a system that uses cell phones for medical imaging, reducing costs and increasing accessibility. The system consists of a data acquisition device connected to a central server where the image is processed, making it possible to view images on a cell phone screen.