GPS is expensive because it is a very slow communication channel — you need to communicate with three or four satellites for an extended duration at 50 bits per second. There is no time division as in ...

There’s been a push from government agencies, navigation equipment companies, and smartphone manufacturers to wring additional accuracy and performance out of the Global Positioning System’s network ...

(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 ...

CNET editors answer reader questions about the batteries on portable navigation devices and why we don't review handheld GPS. Bonnie Cha was a former chief correspondent for CNET Crave, covering every ...

NAVSTAR satellite, ready to join up with at least two others to drain your phone. Image via Wikimedia Commons. File this under “blog posts that mostly just point at a thing and ask you to look ...

CMF refines its smartwatch formula with a larger AMOLED display, improved GPS and long battery life, creating one of the most ...