Explainer: what is GPS?
It's a device used widely in cars, on smartphones and in fitness devices. But what exactly is GPS, and how is it able to pinpoint our exact location anywhere on Earth?
It's a device used widely in cars, on smartphones and in fitness devices. But what exactly is GPS, and how is it able to pinpoint our exact location anywhere on Earth?
Telecom
Mar 8, 2013
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Researchers at Universidad Carlos III de Madrid have developed a new system which improves the ability of a GPS to determine a vehicle's position as compared to that of conventional GPS devices by up to 90 percent, and which ...
Engineering
Feb 12, 2013
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(Phys.org)—Just like home computers, the sophisticated capabilities of today's space missions are made possible by the power of their processor chips. ESA's coming Alphasat telecom satellite, the Proba-V microsatellite, ...
Space Exploration
Jan 8, 2013
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(Phys.org)—GPS reduces battery life in a smartphone or tablet, a problem that has challenged a team led by principal researcher Jie Liu at Microsoft Research. Liu has said in the past that sensing and energy are emerging ...
In computer science, the buzzword of the day is "big data." The proliferation of cheap, Internet-connected sensors—such as the GPS receivers, accelerometers and cameras in smartphones—has meant an explosion of information ...
Computer Sciences
Nov 13, 2012
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NASA is relying on a small team of engineers at its Ames Research Center at California's Moffett Field to develop three nanosatellites operated by smartphones.
Space Exploration
Aug 31, 2012
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If you've been paying attention the past few years, you've seen an entire category of gadgets become almost extinct.
Software
Aug 2, 2012
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With a GPS receiver in your smartphone, you can navigate your way over highways and streets with certainty. But once you get inside a building, it provides no further assistance. Thats why Fraunhofer researchers, together ...
Engineering
May 10, 2012
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Sensors, radio transmitters and GPS modules all feature low power consumption. All it takes is a few milliwatts to run them. Energy from the environment - from sources such as light or vibrations - may be enough to meet these ...
Engineering
May 4, 2012
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Scientists who last year found particles that appeared to break the Universe's speed limit are looking at two technical issues that could have skewed the controversial finding, CERN said Thursday.
General Physics
Feb 23, 2012
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