As the capacity of handheld devices increases to accommodate a greater number of functions, these devices have more memory, larger display screens, and the ability to play higher definition video files. If the users of mobile ...
Mar 29, 2013
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(Phys.org) —The positions of the planets next month will mean diminished communications between Earth and NASA's spacecraft at Mars.
Mar 21, 2013
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Cognitive radios, the "intelligent" cell phones or police radios that help determine the best way to operate in any given situation, are becoming the "radio platform of the next generation of wireless communications. ...
Jan 15, 2013
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Scientists at the National Physical Laboratory (NPL) and the University of Leicester have been commissioned by the European Space Agency (ESA) to investigate the feasibility of using dead stars to navigate ...
Oct 09, 2012
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A team of engineers at Stanford has demonstrated the feasibility of a super-small, implantable cardiac device that gets its power not from batteries, but from radio waves transmitted from outside the body. The implanted device ...
Aug 31, 2012
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"Location, location, location": That age-old key to successful real estate investing has also been the driving mantra in microchip architecture. But with space on the tiny silicon chips at a premium, as demand for faster, ...
Aug 08, 2012
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(Phys.org) -- NASA's Mars Odyssey spacecraft has successfully adjusted its orbital location to be in a better position to provide prompt confirmation of the August landing of the Curiosity rover.
Jul 25, 2012
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(Phys.org) -- Back in 1977, on August 15, to be exact, a mysterious radio transmission was received by astronomers working at an Ohio State radio observatory. It lasted all of seventy two seconds, and was ...
Jun 27, 2012
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Silencing the loudmouth cellphone user across the aisle is surely a common fantasy among transit riders. But how often do they fulfill their wish and become peace-and-quiet vigilantes - despite decades-old laws against blocking ...
Mar 09, 2012
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Electrical engineers at Duke University have determined that unique man-made materials should theoretically make it possible to improve the power transfer to small devices, such as laptops or cell phones, or ultimately to ...
May 23, 2011
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(AP) -- A mission to the bottom of the sea to try to avert a wider environmental disaster progressed early Friday as crews said a 100-ton concrete-and-steel box was close to being placed over a blown-out ...
May 07, 2010
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Siemens has developed a variety of energy autarkic radio sensors that draw the energy they require for operation from their surroundings. The technology can be used to automatically monitor facilities in remote ...
Mar 03, 2010
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In the 1948 paper that created the field of information theory, MIT grad (and future professor) Claude Shannon threw down the gauntlet to future generations of researchers. In those predigital days, communications ...
Jan 21, 2010
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More than 120 years after the discovery of the electromagnetic character of radio waves by Heinrich Hertz, wireless data transmission dominates information technology. Higher and higher radio frequencies are ...
Oct 20, 2009
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