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  2. General Packet Radio Service - Wikipedia

    en.wikipedia.org/wiki/General_Packet_Radio_Service

    As the GPRS standard is an extension of GSM capabilities, the service operates on the 2G and 3G cellular communication GSM frequencies. [10] [12] GPRS devices can typically use (one or more) of the frequencies within one of the frequency bands the radio supports (850, 900, 1800, 1900 MHz). Depending on the device, location and intended use ...

  3. Norad Santa tracker – live: Follow Father Christmas and his ...

    www.aol.com/news/norad-santa-tracker-live-father...

    Watch - Inside Santa tracking HQ Sunday 24 December 2023 16:11 , Lydia Patrick Take an inside look at our NORAD Tracks Santa Operations Center as we track #Santa on his magical journey today!

  4. GPS tracking unit - Wikipedia

    en.wikipedia.org/wiki/GPS_tracking_unit

    A GPS tracking unit, geotracking unit, satellite tracking unit, or simply tracker is a navigation device normally on a vehicle, asset, person or animal that uses satellite navigation to determine its movement and determine its WGS84 UTM geographic position (geotracking) to determine its location. [1]

  5. Satellite navigation - Wikipedia

    en.wikipedia.org/wiki/Satellite_navigation

    GNSS systems that provide enhanced accuracy and integrity monitoring usable for civil navigation are classified as follows: [5] GNSS-1 is the first generation system and is the combination of existing satellite navigation systems (GPS and GLONASS), with Satellite Based Augmentation Systems (SBAS) or Ground Based Augmentation Systems (GBAS). [5]

  6. Automatic Packet Reporting System - Wikipedia

    en.wikipedia.org/wiki/Automatic_Packet_Reporting...

    Data shared via radio or Internet are collected by all users and can be combined with external map data to build a shared live view. APRS was developed from the late 1980s forward by Bob Bruninga, call sign WB4APR, a senior research engineer at the United States Naval Academy. He maintained the main APRS Web site until his death in 2022.

  7. Where is Santa right now? NORAD tracker mapped his 2024 ...

    www.aol.com/where-santa-now-norad-tracker...

    More than 1,250 uniformed personnel from the United States and Canada volunteer on Christmas Eve to answer phone calls and emails that NORAD receives while its Santa tracker is live.

  8. 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).

  9. GPS animal tracking - Wikipedia

    en.wikipedia.org/wiki/GPS_animal_tracking

    Tigress with radio collar in Tadoba Andhari National Park, India. GPS animal tracking is a process whereby biologists, scientific researchers, or conservation agencies can remotely observe relatively fine-scale movement or migratory patterns in a free-ranging wild animal using the Global Positioning System (GPS) and optional environmental sensors or automated data-retrieval technologies such ...