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2. Satellite navigation device - Wikipedia

   en.wikipedia.org/wiki/Satellite_navigation_device

   Vehicle navigation on a personal navigation assistant Garmin eTrex10 edition handheld. A satellite navigation device or satnav device, also known as a satellite navigation receiver or satnav receiver or simply a GPS device, is a user equipment that uses satellites of the Global Positioning System (GPS) or similar global navigation satellite systems (GNSS).

3. Assisted GNSS - Wikipedia

   en.wikipedia.org/wiki/Assisted_GNSS

   When applied to GPS, it is known as assisted GPS or augmented GPS (abbreviated generally as A-GPS and less commonly as aGPS). Other local names include A-GANSS for Galileo and A-Beidou for BeiDou. A-GPS is extensively used with GPS-capable cellular phones , as its development was accelerated by the U.S. FCC 's 911 requirement to make cell phone ...

4. Time synchronization in North America - Wikipedia

   en.wikipedia.org/wiki/Time_synchronization_in...

   This provides accuracy of between 1 and 2 seconds, and includes most, but not all modern GPS receivers. Better: USB GPS receiver with the NMEA 0183 GPZDA sentence sent at least once a second. The developer of the Windows software NMEATime2 recommends GPS units with the U-blox 7 receiver, [4] and this software uses a control loop to analyze the ...

5. Global Positioning System - Wikipedia

   en.wikipedia.org/wiki/Global_Positioning_System

   Military GPS receivers, such as the Precision Lightweight GPS Receiver (PLGR) and Defense Advanced GPS Receiver (DAGR), are used by radio operators within a radio network to properly input an accurate time to said radios internal clock. More modern military radios have internal GPS receivers that synchronize the internal clock automatically.

6. Strava is an accurate GPS tracking app with plenty of social ...

   www.aol.com/strava-accurate-gps-tracking-app...

   I’ve always enjoyed exploring new ways to track my activity. There’s nothing like strapping on a new wearable or loading up a new app before hitting the road. I’m all for this relatively new ...

7. Real-time kinematic positioning - Wikipedia

   en.wikipedia.org/wiki/Real-time_kinematic...

   The most popular way to achieve real-time, low-cost signal transmission is to use a radio modem, typically in the UHF Band. In most countries, certain frequencies are allocated specifically for RTK purposes. Most land-survey equipment has a built-in UHF-band radio modem as a standard option. RTK provides accuracy enhancements up to about 20 km ...