News tagged with location system

Microsoft Research does Cloud-Offloaded GPS

(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 ...

Dec 25, 2012 weblog
4 / 5 (11) 0 | with audio podcast

Speeding algorithms by shrinking data

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 ...

Nov 13, 2012
4.8 / 5 (6) 2 | with audio podcast

Tracking gunfire with a smartphone

(Phys.org) —You are walking down the street with a friend. A shot is fired. The two of you duck behind the nearest cover and you pull out your smartphone. A map of the neighborhood pops up on its screen ...

Apr 25, 2013
3 / 5 (4) 0 | with audio podcast

MH370 should make us rethink how we monitor planes

Search ships may be honing in on the black box from missing Malaysian Airlines Flight MH370 after weeks of searching. But whether they are successful or not, the difficulty they have encountered along the way ...

Apr 09, 2014
5 / 5 (1) 1

Low-energy GPS sensing looms large

Location sensing has become ubiquitous—it's present every time you turn on your smartphone or engage your car's navigation system. It's also become critical to a variety of outdoors and remote research ...

Dec 11, 2012
4 / 5 (1) 0

Tracking pedestrians indoors using their smart phones

The next generation of smart phone could combine the data from its gyroscopes with a built-in compass to allow you to track your movements when indoors even without GPS. Such a system could be useful for shopping mall managers, ...

Mar 09, 2012
5 / 5 (1) 2