Global Positioning System
The Global Positioning System (GPS) is a space-based satellite navigation system that provides location and time information in all weather conditions, anywhere on or near the earth where there is an ...
Best GPS and Navigation Apps for iPhone in 2017
Top GPS and Navigation Apps for iPhone with many features like offline GPS map search and navigation, accurate location information. Best GPS Apps for iOS.
Google PlaNet Can Look At A Photo, Tell You Where It Was Taken
Geotags? GPS? Pssh. That's old school. Google has a brand-new trick for figuring out where the photos you've taken happen to be, and it doesn't need any extra data from your camera to do it—just the p...
NASA Plans To Deploy Micro Satellites To Help Forecast Hurricanes: How Will It Work
The new microsatellites that NASA plans to deploy in space are said to improve weather forecasting on Earth. The operational aspect of this system is said to enhance data collection and thus enable sc...
Sun emits mid-level flare
Solar flares are powerful bursts of radiation. Harmful radiation from a flare cannot pass through Earth's atmosphere to physically affect humans on the ground, however, if they are intense enough, the...
New Centimeter-Accurate GPS System Could Transform Virtual Reality And Mobile Devices
The researchers' new system could allow unmanned aerial vehicles to deliver packages to a specific spot on a consumer's back porch, enable collision avoidance technologies on cars and allow virtual re...
Apple’s iOS 7 makes a bold move for the car dash, seeks to replace in-car infotainment
Apple's new iOS 7 and the the revamped Siri voice assistant announced Monday are poised to make big inroads into car dashboards. Control of the center stack could pass from the automaker to the phone ...
Geocaching
Geocaching /ˈdʒiːoʊˌkæʃɪŋ/ is an outdoor recreational activity, in which participants use a Global Positioning System (GPS) receiver or mobile device and other navigational techniques to hide and seek...
GPS (satellite)
A GPS satellite is a satellite used by the NAVSTAR Global Positioning System (GPS). The first satellite in the system, Navstar 1, was launched February 22, 1978. The GPS satellite constellation is ope...
GPS navigation software
GPS navigation software usually falls into one of the following two categories:
A track is a trace of somewhere that you have actually been (often called a "breadcrumb trail"). The GPS unit (exte...
Google PlaNet Can Look At A Photo, Tell You Where It Was Taken
Geotags? GPS? Pssh. That's old school. Google has a brand-new trick for figuring out where the photos you've taken happen to be, and it doesn't need any extra data from your camera to do it—just the p...
Local Area Augmentation System
The Local Area Augmentation System (LAAS) is an all-weather aircraft landing system based on real-time differential correction of the GPS signal. Local reference receivers located around the airport s...
Microsoft v. TomTom
Microsoft v. TomTom, Inc. was a court case brought by Microsoft against TomTom in 2009. According to Microsoft, TomTom was violating Microsoft's software patents on the FAT32 file system.TomTom's navi...
Sun emits mid-level flare
Solar flares are powerful bursts of radiation. Harmful radiation from a flare cannot pass through Earth's atmosphere to physically affect humans on the ground, however, if they are intense enough, the...
SiReNT
The Singapore Satellite Positioning Reference Network or in short SiReNT, is an infrastructure set up by the Survey Services section of the Singapore Land Authority to define Singapore's official spat...
Clock drift
Clock drift refers to several related phenomena where a clock does not run at the exact right speed compared to another clock. That is, after some time the clock "drifts apart" from the other clock. T...
GPS eXchange Format
GPX, or GPS Exchange Format, is an XML schema designed as a common GPS data format for software applications.It can be used to describe waypoints, tracks, and routes. The format is open and can be use...
Geo-fence
A geo-fence is a virtual perimeter for a real-world geographic area.
A geo-fence could be dynamically generated—as in a radius around a store or point location. Or a geo-fence can be a predefined ...
Secure User Plane Location
Secure User Plane Location (SUPL) is an IP based protocol for Assisted GPS to receive information of GPS satellites quickly via IP instead of slowly receiving (50 bit/s) over GPS satellite signaling.<...
Magellan Navigation
Magellan Navigation, Inc. is an American producer of consumer and professional grade global positioning system receivers. Headquartered in Santa Clara, California, with European sales and engineering ...
EUREF Permanent Network
EUREF Permanent Network (EPN) is a European Network of more than 200 continuously operating GNSS reference stations with precisely known coordinates referenced to the ETRS89. EPN is the key instrument...
GPS tracking unit
A GPS tracking unit is a device that uses the Global Positioning System to determine the precise location of a vehicle, person, or other asset to which it is attached and to record the position of the...
Geokrety
GeoKrety (from Greek: Geo, "earth" and Polish: krety, "moles".) is an internet service similar to Travel Bug or GeoLutins, aiming at tracking objects you leave in geocache containers. People move thes...
RINEX
Receiver Independent Exchange Format (RINEX) is a data interchange format for raw satellite navigation system data. This allows the user to post-process the received data to produce a more accurate re...
Clairaut's theorem
Clairaut's theorem is a general mathematical law applying to spheroids of revolution. Published in 1743 by Alexis Claude Clairaut in his Théorie de la figure de la terre, tirée des principes de l'hydr...
Cityflo 650 CBTC
CITYFLO 650 signalling is a CBTC system making use of bi-directional radio communication between trains and wayside equipment, as well as true moving block technology, to control the operation. Trains...