http://www.sciencedaily.com/news/computers_math/mobile_computing/ Mobile Computing Technology. Read the latest research on cell phones, pda devices and new mobile computing products. en-us Wed, 15 Feb 2012 18:05:02 EST Wed, 15 Feb 2012 18:05:02 EST 60 http://www.sciencedaily.com/images/logosmall.gif http://www.sciencedaily.com/news/computers_math/mobile_computing/ For more science articles, visit ScienceDaily. http://www.sciencedaily.com/releases/2012/02/120215155309.htm A new technique inspired by elegant pop-up books and origami will soon allow clones of robotic insects to be mass-produced by the sheet. Devised by engineers, the ingenious layering and folding process enables the rapid fabrication of not just microrobots, but a broad range of electromechanical devices. Wed, 15 Feb 2012 15:53:53 EST http://www.sciencedaily.com/releases/2012/02/120215155309.htm http://www.sciencedaily.com/releases/2012/02/120210110041.htm A new report sheds light on current recycling practices and on socio-economic characteristics of the E-waste sector in West Africa. In the five countries studied, between 650,000 and 1,000,000 tons of domestic E-waste are generated each year, which need to be managed to protect human health and the environment in the region. Fri, 10 Feb 2012 11:00:00 EST http://www.sciencedaily.com/releases/2012/02/120210110041.htm http://www.sciencedaily.com/releases/2012/02/120209135831.htm A new study suggests that parents and carers could be putting children at risk if they upload digital photos that are automatically "geotagged" by their camera. Thu, 09 Feb 2012 13:58:58 EST http://www.sciencedaily.com/releases/2012/02/120209135831.htm http://www.sciencedaily.com/releases/2012/02/120207202803.htm Scientists have developed a "biological computer" made entirely from biomolecules that is capable of deciphering images encrypted on DNA chips. Tue, 07 Feb 2012 20:28:28 EST http://www.sciencedaily.com/releases/2012/02/120207202803.htm http://www.sciencedaily.com/releases/2012/02/120207095531.htm Researchers have developed a new technique that allows graphics processing units (GPUs) and central processing units (CPUs) on a single chip to collaborate – boosting processor performance by an average of more than 20 percent. Tue, 07 Feb 2012 09:55:55 EST http://www.sciencedaily.com/releases/2012/02/120207095531.htm http://www.sciencedaily.com/releases/2012/02/120205163752.htm For the first time, researchers have developed crystalline materials that allow an optical fiber to have integrated, high-speed electronic functions. The potential applications of such optical fibers include improved telecommunications and other hybrid optical and electronic technologies, improved laser technology, and more-accurate remote-sensing devices. Sun, 05 Feb 2012 16:37:37 EST http://www.sciencedaily.com/releases/2012/02/120205163752.htm http://www.sciencedaily.com/releases/2012/02/120203101153.htm Understanding the human mind is the key to social robotics, and researchers describe what we can expect from this field in the future. Fri, 03 Feb 2012 10:11:11 EST http://www.sciencedaily.com/releases/2012/02/120203101153.htm http://www.sciencedaily.com/releases/2012/02/120203092004.htm Overloaded cellular networks can get annoying – especially when you want to watch a video on your smartphone. An optimized Radio Resource Manager will soon be able to help network operators accommodate heavy network traffic. Fri, 03 Feb 2012 09:20:20 EST http://www.sciencedaily.com/releases/2012/02/120203092004.htm http://www.sciencedaily.com/releases/2012/02/120202151035.htm Wonder material graphene has been touted as the next silicon, with one major problem -- it is too conductive to be used in computer chips. Now scientists have given its prospects a new lifeline. Scientists have now literally opened a third dimension in graphene research. Their research shows a transistor that may prove the missing link for graphene to become the next silicon. Thu, 02 Feb 2012 15:10:10 EST http://www.sciencedaily.com/releases/2012/02/120202151035.htm http://www.sciencedaily.com/releases/2012/02/120201181459.htm In theory, the social networking website Facebook could be great for people with low self-esteem. Sharing is important for improving friendships. But in practice, people with low self-esteem seem to behave counterproductively, bombarding their friends with negative tidbits about their lives and making themselves less likeable, according to a new study. Wed, 01 Feb 2012 18:14:14 EST http://www.sciencedaily.com/releases/2012/02/120201181459.htm http://www.sciencedaily.com/releases/2012/02/120201102826.htm Magnetic random-access memory based on new spin transfer technology achieves higher storage density by packing multiple bits of data into each memory cell. Wed, 01 Feb 2012 10:28:28 EST http://www.sciencedaily.com/releases/2012/02/120201102826.htm http://www.sciencedaily.com/releases/2012/01/120118122618.htm As an estimated 24 million Zappos.com customers begin receiving notifications that some of their personal data have been compromised, an expert is warning those affected to be on the lookout for targeted fraud attempts. Wed, 18 Jan 2012 12:26:26 EST http://www.sciencedaily.com/releases/2012/01/120118122618.htm http://www.sciencedaily.com/releases/2012/01/120113093637.htm Materials scientists have developed a new reactive silver ink for printing high-performance electronics on ubiquitous, low-cost materials such as flexible plastic, paper or fabric substrates. The reactive ink has several advantages over particle-based inks: low processing temperature, high conductivity, and the ability to print very small features. Fri, 13 Jan 2012 09:36:36 EST http://www.sciencedaily.com/releases/2012/01/120113093637.htm http://www.sciencedaily.com/releases/2012/01/120109211557.htm Engineers have discovered that the new material graphene conducts heat about 20 times faster than silicon, making it an option as a semiconductor material that could produce quieter and longer-lasting computers, cellphones and other devices. Mon, 09 Jan 2012 21:15:15 EST http://www.sciencedaily.com/releases/2012/01/120109211557.htm http://www.sciencedaily.com/releases/2012/01/120106164915.htm A revolutionary new technology helps with cyber security. Fri, 06 Jan 2012 16:49:49 EST http://www.sciencedaily.com/releases/2012/01/120106164915.htm http://www.sciencedaily.com/releases/2012/01/120104111910.htm Smartphones could help save hundreds of thousands of lives in the aftermath of a disaster or humanitarian crisis, new research has found. Wed, 04 Jan 2012 11:19:19 EST http://www.sciencedaily.com/releases/2012/01/120104111910.htm http://www.sciencedaily.com/releases/2011/12/111222152014.htm Researchers have created a new type of optical device small enough to fit millions on a computer chip that could lead to faster, more powerful information processing and supercomputers. Thu, 22 Dec 2011 15:20:20 EST http://www.sciencedaily.com/releases/2011/12/111222152014.htm http://www.sciencedaily.com/releases/2011/12/111214125901.htm Engineers have discovered a surprising new way to increase a material's thermal conductivity that provides a new tool for managing thermal effects in computers, lasers and a number of other powered devices. Wed, 14 Dec 2011 12:59:59 EST http://www.sciencedaily.com/releases/2011/12/111214125901.htm http://www.sciencedaily.com/releases/2011/12/111214105613.htm The microchip revolution has seen a steady shrinking of features on silicon chips, packing in more transistors and wires to boost chips' speed and data capacity. But in recent years, the technologies behind these chips have begun to bump up against fundamental limits, such as the wavelengths of light used for critical steps in chip manufacturing. Now, a new technique offers a way to break through one of these limits, possibly enabling further leaps in the computational power packed into a tiny sliver of silicon. Wed, 14 Dec 2011 10:56:56 EST http://www.sciencedaily.com/releases/2011/12/111214105613.htm http://www.sciencedaily.com/releases/2011/12/111212092751.htm We are at the dawn of the age of IPv6, the Internet protocol that will succeed version 4, experts say. With 340 undecillion available addresses, IPv6 ensures that the Internet can continue growing and offers advantages in terms of stability, flexibility, and simplicity in network administration. Mon, 12 Dec 2011 09:27:27 EST http://www.sciencedaily.com/releases/2011/12/111212092751.htm http://www.sciencedaily.com/releases/2011/12/111211134004.htm A multi-purpose optical chip which generates, manipulates and measures entanglement and mixture -- two quantum phenomena which are essential driving forces for tomorrow's quantum computers -- has now been developed. This work represents an important step forward in the race to develop a quantum computer. Sun, 11 Dec 2011 13:40:40 EST http://www.sciencedaily.com/releases/2011/12/111211134004.htm http://www.sciencedaily.com/releases/2011/12/111208121406.htm A new research study suggests that interactive applications for mobile phones such as Apple's iPhone and Google's Android may be some of the most powerful forms of advertising yet developed. Thu, 08 Dec 2011 12:14:14 EST http://www.sciencedaily.com/releases/2011/12/111208121406.htm http://www.sciencedaily.com/releases/2011/12/111205102708.htm Scientists have developed a method for mechanically controlling the geometry of a single molecule, situated in a junction between a pair of gold electrodes that form a simple circuit. The manipulations produced over tenfold increase in conductivity. Mon, 05 Dec 2011 10:27:27 EST http://www.sciencedaily.com/releases/2011/12/111205102708.htm http://www.sciencedaily.com/releases/2011/12/111205082255.htm After having revealed the electronic advantages of molybdenite, researchers in Switzerland have now taken the next definitive step. The researchers have made a chip, or integrated circuit, confirming that molybdenite can surpass the physical limits of silicon in terms of miniaturization, electricity consumption, and mechanical flexibility. Mon, 05 Dec 2011 08:22:22 EST http://www.sciencedaily.com/releases/2011/12/111205082255.htm http://www.sciencedaily.com/releases/2011/12/111201094802.htm As sophisticated as modern climate models are, one critical component continues to elude their precision -- clouds. Clouds modulate the climate. Experts agree that getting their effect on the climate system correct is critical to increasing confidence in projections of future climate change. To build the breakthrough supercomputers that these researchers need, computer scientists are taking a cue from the world of consumer electronics. Thu, 01 Dec 2011 09:48:48 EST http://www.sciencedaily.com/releases/2011/12/111201094802.htm http://www.sciencedaily.com/releases/2011/11/111130100228.htm Some smartphones specifically designed to support the Android mobile platform have incorporated additional features that can be used by hackers to bypass Android's security features, making them more vulnerable to attack. Android has the largest share of the smartphone market in the US. Wed, 30 Nov 2011 10:02:02 EST http://www.sciencedaily.com/releases/2011/11/111130100228.htm http://www.sciencedaily.com/releases/2011/11/111125161025.htm Researchers have designed a network proxy that can cut the power consumption of 3G smart phones up to 74 percent. This device enhances performance and significantly reduces power usage by serving as a middleman for mobile devices to connect to the Internet and handling the majority of the data transfer for the smart phone. Historically, the high energy requirements of mobile phones have slowed the adoption of mobile Internet services in developing countries. Fri, 25 Nov 2011 16:10:10 EST http://www.sciencedaily.com/releases/2011/11/111125161025.htm http://www.sciencedaily.com/releases/2011/11/111122112020.htm The Kilobots are coming. Computer scientists and engineers have developed and licensed technology that will make it easy to test collective algorithms on hundreds, or even thousands, of tiny robots. Tue, 22 Nov 2011 11:20:20 EST http://www.sciencedaily.com/releases/2011/11/111122112020.htm http://www.sciencedaily.com/releases/2011/11/111116124737.htm Researchers have created a new compound crystal material that promises to help produce advances in a range of scientific and technological pursuits. The material, called erbium chloride silicate, can be used to develop the next generations of computers, improve the capabilities of the Internet, increase the efficiency of silicon-based photovoltaic cells to convert sunlight into electrical energy, and enhance the quality of solid-state lighting and sensor technology. Wed, 16 Nov 2011 12:47:47 EST http://www.sciencedaily.com/releases/2011/11/111116124737.htm http://www.sciencedaily.com/releases/2011/11/111116081753.htm A European consortium has developed global standards for the next generation of mobile communication devices. Their breakthrough will help contribute to new products and business worldwide, while making smartphones even smarter. Wed, 16 Nov 2011 08:17:17 EST http://www.sciencedaily.com/releases/2011/11/111116081753.htm http://www.sciencedaily.com/releases/2011/11/111115103518.htm For decades, scientists have dreamed of building computer systems that could replicate the human brain's talent for learning new tasks. Researchers have now taken a major step toward that goal by designing a computer chip that mimics how the brain's neurons adapt in response to new information. This phenomenon, known as plasticity, is believed to underlie many brain functions, including learning and memory. Tue, 15 Nov 2011 10:35:35 EST http://www.sciencedaily.com/releases/2011/11/111115103518.htm http://www.sciencedaily.com/releases/2011/11/111110094844.htm Copper's days are numbered, and a new study could hasten the downfall of the ubiquitous metal in smart phones, tablet computers, and nearly all electronics. This is good news for technophiles who are seeking smaller, faster devices. Researchers have discovered that they could enhance the ability of graphene to transmit electricity by stacking several thin graphene ribbons on top of one another. Thu, 10 Nov 2011 09:48:48 EST http://www.sciencedaily.com/releases/2011/11/111110094844.htm http://www.sciencedaily.com/releases/2011/11/111109161254.htm Audio engineers have developed a novel artificial intelligence system for understanding and indexing sound, a unique tool for both finding and matching previously un-labeled audio files. Wed, 09 Nov 2011 16:12:12 EST http://www.sciencedaily.com/releases/2011/11/111109161254.htm http://www.sciencedaily.com/releases/2011/11/111103081340.htm Professional safecrackers use a stethoscope to find the correct combination by listening to the clicks of the lock. Researchers have now demonstrated how to bypass the security mechanisms of a widely used contactless smartcard in a similar way. Employing so-called “Side-Channel Analysis” the researchers can break the cryptography of millions of cards that are used all around the world. Thu, 03 Nov 2011 08:13:13 EDT http://www.sciencedaily.com/releases/2011/11/111103081340.htm http://www.sciencedaily.com/releases/2011/11/111103081338.htm The European TRAMS (terascale reliable adaptive memory systems) consortium investigates the impact of statistical NanoCMOS variability on terascale embedded static random-access memories (SRAMs) based on sub-16 nm technology generation using conventional and novel complementary metal-oxide semiconductor (CMOS) devices. Thu, 03 Nov 2011 08:13:13 EDT http://www.sciencedaily.com/releases/2011/11/111103081338.htm http://www.sciencedaily.com/releases/2011/11/111102161257.htm Physicists may have earned silicon carbide –– a semiconductor commonly used by the electronics industry –– a role at the center of a new generation of information technologies designed to exploit quantum physics for tasks such as ultrafast computing and nanoscale sensing. Wed, 02 Nov 2011 16:12:12 EDT http://www.sciencedaily.com/releases/2011/11/111102161257.htm http://www.sciencedaily.com/releases/2011/11/111102125355.htm Both boys and girls who play video games tend to be more creative, regardless of whether the games are violent or nonviolent, according to new research. Wed, 02 Nov 2011 12:53:53 EDT http://www.sciencedaily.com/releases/2011/11/111102125355.htm http://www.sciencedaily.com/releases/2011/10/111031121221.htm Scientists are building the world's most advanced extreme-ultraviolet microscope to study and design the photolithography masks, materials, patterns, and architectures essential to the next generation of integrated circuits. Mon, 31 Oct 2011 12:12:12 EDT http://www.sciencedaily.com/releases/2011/10/111031121221.htm http://www.sciencedaily.com/releases/2011/10/111027082751.htm Today’s multicore processors are not being utilized in a sufficiently intelligent way. They get too hot and run slowly because they are used inefficiently. At the same time, transistors are becoming so small that they will ultimately become unreliable. Major research organizations are now attempting to create a revolution in computer architecture. Thu, 27 Oct 2011 08:27:27 EDT http://www.sciencedaily.com/releases/2011/10/111027082751.htm http://www.sciencedaily.com/releases/2011/10/111026092452.htm Two interactive dashboards, created for the United Nations Population Fund with business analytics technology from SAP AG and data from the United Nations Population Division and other international sources, have been launched as part of the 7 Billion Actions campaign. Wed, 26 Oct 2011 09:24:24 EDT http://www.sciencedaily.com/releases/2011/10/111026092452.htm http://www.sciencedaily.com/releases/2011/10/111024084239.htm An innovative kitchen that gives step-by-step cooking instructions in French could spark a revolution in language learning in the UK. Mon, 24 Oct 2011 08:42:42 EDT http://www.sciencedaily.com/releases/2011/10/111024084239.htm http://www.sciencedaily.com/releases/2011/10/111021125142.htm A new study reveals that the value of mobile spectrum, the capacity to transfer data across mobile networks, is only likely to increase as the demand for data transfer increases. However, it is only those telecommunications companies that bought up in government auctions the inexpensive licenses to operate at particularly frequencies of the spectrum that will be in strong position to dominate in the consumer and enterprise markets. Fri, 21 Oct 2011 12:51:51 EDT http://www.sciencedaily.com/releases/2011/10/111021125142.htm http://www.sciencedaily.com/releases/2011/10/111020191848.htm There is no link between long-term use of mobile phones and tumors of the brain or central nervous system, according to new research. In what is described as the largest study on the subject to date, Danish researchers found no evidence that the risk of brain tumors was raised among 358,403 mobile phone subscribers over an 18-year period. Thu, 20 Oct 2011 19:18:18 EDT http://www.sciencedaily.com/releases/2011/10/111020191848.htm http://www.sciencedaily.com/releases/2011/10/111020025031.htm Researchers have devised a system called SideBySide that enables animated images from two separate handheld projectors to interact with each other on the same surface. The system, suitable for games, education and a variety of other applications, is self-contained in special handheld devices. No external cameras or other sensors are required, which enables people to use the projectors to interact with each other anywhere and at anytime. Thu, 20 Oct 2011 02:50:50 EDT http://www.sciencedaily.com/releases/2011/10/111020025031.htm http://www.sciencedaily.com/releases/2011/10/111020024844.htm Smartphone and tablet computer owners have become adept at using finger taps, flicks and drags to control their touchscreens. But researchers have found that this interaction can be enhanced by taking greater advantage of the finger's anatomy and dexterity. By attaching a microphone to a touchscreen, the scientists have shown they can tell the difference between the tap of a fingertip, the pad of the finger, a fingernail and a knuckle. This technology, called TapSense, enables richer touchscreen interactions. Thu, 20 Oct 2011 02:48:48 EDT http://www.sciencedaily.com/releases/2011/10/111020024844.htm http://www.sciencedaily.com/releases/2011/10/111019164546.htm An advanced material that could help bring about next-generation "spintronic" computers has revealed one of its fundamental secrets to a team of scientists. Wed, 19 Oct 2011 16:45:45 EDT http://www.sciencedaily.com/releases/2011/10/111019164546.htm http://www.sciencedaily.com/releases/2011/10/111018212644.htm New research shows that cell phones used in the shirt or pants pocket exceed the U.S. Federal Communications Commission (FCC) exposure guidelines and that children absorb twice as much microwave radiation from phones as do adults. Tue, 18 Oct 2011 21:26:26 EDT http://www.sciencedaily.com/releases/2011/10/111018212644.htm http://www.sciencedaily.com/releases/2011/10/111018131345.htm Engineers have discovered how to program a smartphone to sense nearby keyboard vibrations and decipher complete sentences with up to 80 percent accuracy. Tue, 18 Oct 2011 13:13:13 EDT http://www.sciencedaily.com/releases/2011/10/111018131345.htm http://www.sciencedaily.com/releases/2011/10/111018111929.htm Scientists have successfully demonstrated that they can build some of the basic components for digital devices out of bacteria and DNA, which could pave the way for a new generation of biological computing devices. Tue, 18 Oct 2011 11:19:19 EDT http://www.sciencedaily.com/releases/2011/10/111018111929.htm http://www.sciencedaily.com/releases/2011/10/111018092348.htm Building on earlier work showing how nanowires carved in impurity-laden diamond crystal can efficiently emit individual photons, researchers have developed a scalable manufacturing process to craft arrays of miniature, silver-plated-diamond posts that enable even greater photon control. The development supports efforts to create robust, room-temperature quantum computers by setting the stage for diamond-based microchips. Tue, 18 Oct 2011 09:23:23 EDT http://www.sciencedaily.com/releases/2011/10/111018092348.htm http://www.sciencedaily.com/releases/2011/10/111018084359.htm Researchers in Spain have developed a model that provides the basis for the application of commercial photonic components to the field of quantum computers and quantum communications. Tue, 18 Oct 2011 08:43:43 EDT http://www.sciencedaily.com/releases/2011/10/111018084359.htm http://www.sciencedaily.com/releases/2011/10/111017111557.htm OmniTouch, a wearable projection system developed by researchers, enables users to turn pads of paper, walls or even their own hands, arms and legs into graphical, interactive surfaces. OmniTouch employs a depth-sensing camera to track the user's fingers on everyday surfaces. This allows users to control interactive applications by tapping or dragging their fingers, much as they would with touchscreens found on smartphones or tablet computers. Mon, 17 Oct 2011 11:15:15 EDT http://www.sciencedaily.com/releases/2011/10/111017111557.htm http://www.sciencedaily.com/releases/2011/10/111014104409.htm Digital security specialists, major European electronics makers, and experts in biometrics worked together to make passport control at airports faster. The technology also could have broader applications on the way our identity documents are design and on the way we access public services. Fri, 14 Oct 2011 10:44:44 EDT http://www.sciencedaily.com/releases/2011/10/111014104409.htm http://www.sciencedaily.com/releases/2011/10/111014080034.htm A new study into the use of social media in street protests and riots has revealed how it is effective for both protesters and police. Fri, 14 Oct 2011 08:00:00 EDT http://www.sciencedaily.com/releases/2011/10/111014080034.htm http://www.sciencedaily.com/releases/2011/10/111013162940.htm Experts are concerned with potential issues with mobile applications (commonly referred to as apps) written for the Android system using the WebView platform. Thu, 13 Oct 2011 16:29:29 EDT http://www.sciencedaily.com/releases/2011/10/111013162940.htm http://www.sciencedaily.com/releases/2011/10/111013113820.htm A new study found college students -- only weeks away from final exams and in the library -- tend to pare use of electronics. It's their way to manage technology that permeates their lives. Thu, 13 Oct 2011 11:38:38 EDT http://www.sciencedaily.com/releases/2011/10/111013113820.htm http://www.sciencedaily.com/releases/2011/10/111011132050.htm The year ahead will feature new and increasingly sophisticated means to capture and exploit user data, as well as escalating battles over the control of online information that threatens to compromise content and erode public trust and privacy, according to computer security experts. Tue, 11 Oct 2011 13:20:20 EDT http://www.sciencedaily.com/releases/2011/10/111011132050.htm http://www.sciencedaily.com/releases/2011/10/111011121256.htm People decide to take trips for a dauntingly complex mix of reasons, but out of the individual chaos of dry-cleaning pick-ups, pizza dinners, and European vacations, a new mathematical model has emerged. It finds hidden patterns in human beings' collective excursions near, not-so-near, and far from home. Tue, 11 Oct 2011 12:12:12 EDT http://www.sciencedaily.com/releases/2011/10/111011121256.htm http://www.sciencedaily.com/releases/2011/10/111011102111.htm In a two-month summer course on high-performance computing, promising undergrads compete to create innovative applications. This summer's winner developed a touchscreen Braille writer that stands to revolutionize how the blind negotiate an unseen world by replacing devices costing up to 10 times more. Tue, 11 Oct 2011 10:21:21 EDT http://www.sciencedaily.com/releases/2011/10/111011102111.htm http://www.sciencedaily.com/releases/2011/10/111011102107.htm Engineers and physicists have managed to capture light in tiny diamond pillars embedded in silver, releasing a stream of single photons at a controllable rate. The advance represents a milestone on the road to quantum networks in which information can be encoded in spins of electrons and carried through a network via light, one photon at a time. Tue, 11 Oct 2011 10:21:21 EDT http://www.sciencedaily.com/releases/2011/10/111011102107.htm