One of the more interesting facets of GPS is that, at least from the receiver’s point-of-view, it’s a fairly passive system. All of the information beamed down from the satellites is out in ...

Project: Autonomous Localization for GPS-denied Aerial Tracking and Reconnaissance (ALLIGATR ... UAS capable of autonomously searching and localizing ground targets with sub-meter precision.

Traditionally, we had RTK accuracy at one end of the spectrum, a GPS receiver inside your iPad or iPhone at the other end of the spectrum, and in between sub-meter devices, which traditionally ...

Our search for the best GPS trackers favors devices that are easy to operate, especially for younger kids. Other key factors include how comfortable a tracker is to wear and what kind of ...

Global positioning system (GPS) instruments and GPS modules are radio-navigational devices that provide accurate position information about objects on Earth, based on information from orbiting ...

TruePoint | LITE aims to deliver sub-meter and lane-level accuracy with global coverage for low-power usage. It is engineered with power efficiency in mind, focusing on applications such as ...

I'm PCMag's managing editor for consumer electronics, overseeing an experienced team of analysts covering smart home, home entertainment, wearables, fitness and health tech, and various other ...

GPS pseudorange and carrier-phase measurements are both affected by several types of random errors and biases (systematic errors). These errors may be classified as those originating at the satellites ...

Rated for up to 89 hours of battery life with full GPS enabled, it offers dedicated sports profiles for an impressive number of activities, with deep-dive metrics for serious athletes to help improve ...

Surely GPS and related positioning systems are good ... best case. Longer term, sub-meter inertial navigation is the goal, and we aren’t there yet. The MEMS gyro is a dynamic device, in that ...

Want more tried and tested recommendations from the RW editors? Sign up to our new weekly newsletter Kit Bag. Click here to subscribe. What to consider when choosing a GPS running watch How we ...