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China has a major GPS edge over the US — here’s how it happened and what comes next

For decades, the United States treated satellite navigation as a quiet monopoly, with GPS embedded in everything from ...
Network World

Omnipresent GPS coverage takes another hit

The idea that GPS coverage will be pervasive all of the time in the future just might not pan out. That’s because while some improvements in delivering components of the system have occurred, the US ...
EDN

GPS module with built-in dead reckoning ensures 100 percent road coverage.

u-blox has announced the LEA-4R GPS module with built-in dead reckoning technology that will ensure 100% road coverage. Continuous coverage allows for GPS-enabled applications such as car navigation, ...
Network World

Ubiquitous GPS coverage could soon get spotty

Global Positioning Systems have become ubiquitous, with support for the satellite-based system in everything from cell phones to cars. The system too has become a vital part of day-to-day activities ...