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  2. Geofence - Wikipedia

    en.wikipedia.org/wiki/Geofence

    The use of a geofence is called geofencing, and one example of use involves a location-aware device of a location-based service (LBS) user entering or exiting a geofence. Geofencing approach is based on the observation that users move from one place to another and then stay at that place for a while.

  3. Location-based firearm - Wikipedia

    en.wikipedia.org/wiki/Location-based_firearm

    A location-based firearm is a gun that uses electronic technologies such as geofencing to restrict its firing to authorized locations, thereby allowing its use for protecting life and property in those locations while preventing its use in other locations for crimes such as robberies, drive-by shootings, assassinations, and massacres.

  4. Geopositioning - Wikipedia

    en.wikipedia.org/wiki/Geopositioning

    Geofencing involves creating a virtual geographic boundary (a geofence), enabling software to trigger a response when a device enters or leaves a particular area. [3] Geopositioning is a pre-requisite for geofencing.

  5. Earth-centered, Earth-fixed coordinate system - Wikipedia

    en.wikipedia.org/wiki/Earth-centered,_Earth...

    The Earth-centered, Earth-fixed coordinate system (acronym ECEF), also known as the geocentric coordinate system, is a cartesian spatial reference system that represents locations in the vicinity of the Earth (including its surface, interior, atmosphere, and surrounding outer space) as X, Y, and Z measurements from its center of mass.

  6. Geofence warrant - Wikipedia

    en.wikipedia.org/wiki/Geofence_warrant

    A 2021 transparency report showed that 25% of data requests from law enforcement to Google were geo-fence data requests. [5] Google is the most common recipient of geo-fence warrants and the main provider of such data, [ 4 ] [ 6 ] although companies including Apple , Snapchat , Lyft , and Uber have also received such warrants.

  7. W3C Geolocation API - Wikipedia

    en.wikipedia.org/wiki/W3C_Geolocation_API

    The W3C Geolocation API is an effort by the World Wide Web Consortium (W3C) to standardize an interface to retrieve the geographical location information for a client-side device. [3]

  8. For Dummies - Wikipedia

    en.wikipedia.org/wiki/For_Dummies

    DOS For Dummies became popular due to the rarity of beginner-friendly materials for using DOS. The Windows title written by Andy Rathbone was soon released. While initially the series focused solely on software and technology topics, it later branched out to more general-interest titles, with topics as diverse as Acne For Dummies , Chess For ...

  9. Geotagging - Wikipedia

    en.wikipedia.org/wiki/Geotagging

    Geotagging is a popular feature on several social media platforms, such as Facebook and Instagram. Facebook users can geotag photos that can be added to the page of the location they are tagging.