GPS

GPS stands for Global Positioning Systems and it is an important technology for GIS data collection.

A photograph from 1911 showing how a car navigation device was written to the gears in order to track mileage.

Before There was GPS: Personal Navigation in the Early 20th Century

Caitlin Dempsey

Here are a few creative ways inventors tried to make driving directions easier before there was GPS.

Screenshot showing the mapping of the real-time location of the International Space Station.

Real-time Satellite Tracking

Caitlin Dempsey

N2YO.com is an online service that offers satellite tracking and information in real-time.

Campaign GPS antenna on Kīlauea's south flank at Pu‘ukapukapu inside Hawai‘i Volcanoes National Park.

The Past, Present, and Future of GNSS

Mark Altaweel

The Global Navigation Satellite System (GNSS) has emerged as the standard navigation system that provides global positioning for devices we use every day.

Can GPS work on the moon? Some researchers believe so.

Can GPS Work on the Moon?

Caitlin Dempsey

NASA researchers found that existing GPS satellites can provide navigational signals to the moon, aiding astronauts in future lunar missions.

Using GPS to Improve the Accuracy of Drone Mapping

Mark Altaweel

By improving the precision of the GPS devices on UAVs, it is now possible to create much more accurate maps without needing to physically visit the area in order to ground truth.  

European Global Position System Failure Points to the Importance of Location Technology

Pitney Bowes

What is being called a “major outage” by the European Global Navigation Satellite System (GNSS) Agency, or GSA, highlights the critical importance played by the satellite systems that provide accurate positioning and time information to devices such as mobile phones, car navigation systems and other services such as land surveying.

Connecting to GPS in Tunnels

Caitlin Dempsey

Waze is testing out technology it calls "Waze Beacons" to keep drivers connected to GPS navigation systems in tunnels.

Model of the 2003 Halloween solar storm on October 30. Source: University of Bath.

Improving Satellite Navigation in the Far North

Elizabeth Borneman

There is currently an effort to extend satellite navigation abilities into the north polar regions for transportation that occurs on land, over the water, and in the air.

Murphy Mack used his bike and GPS to propose to his girlfriend.

Saying “I Love You” With GPS

Rebecca Maxwell

Aspiring Romeos around the world have been employing their GPS tools in order to give a voice to their valentines.

A visualization comparing GPS data from New York City taxis in the days surrounding Hurricane Sandy with the same data under normal traffic conditions.

Using GPS Data to Help Cities in Emergencies

Rebecca Maxwell

In October of 2012, Hurricane Sandy struck the East Coast of the United States causing billions of dollars in damage. ...

Campaign GPS antenna on Kīlauea's south flank at Pu‘ukapukapu inside Hawai‘i Volcanoes National Park.

Fun with GPS

Caitlin Dempsey

A multitude of games and alternatives have emerged to capitalize on the affordability of handheld GPS units.

Screenshot of a Zipments app on a phone.

Crowdshipping: the Newest Development in Mobile GPS

Tracy Dash

Crowdshipping is the delivery of goods based on the selection of a courier closest to the delivery route. The service ...

GPS Experts Call for Safeguards After GLONASS Outage

Geo Contributor

The Russian GLONASS global satellite navigation system went down for 13 hours on April 2, but it’s not causing much ...

The Enhanced 24 GPS satellite constellation. Source: Schriever AFB.

Global Navigation Satellite Systems

Caitlin Dempsey

Few tools have helped change and improve data collection within the field of Geographic Information Systems (GIS) more than Global Positioning System (GPS).

This station contains a combined GPS and seismometer. Photo: USGS geologist viewing the northeastern slope of Mount Hood from Shellrock monitoring station, Liz Westby, USGS Cascades Volcano Observatory. Public domain, July 16, 2015.

What is GPS?

Rachel Quist

So, what exactly is GPS? How does GPS work?

GPS Jamming

Caitlin Dempsey

GPS jamming disrupts GPS signals and can have severe impacts on transportation, military, and emergency services.

This station contains a combined GPS and seismometer. Photo: USGS geologist viewing the northeastern slope of Mount Hood from Shellrock monitoring station, Liz Westby, USGS Cascades Volcano Observatory. Public domain, July 16, 2015.

Geocaching – High Tech Treasure Hunting

Caitlin Dempsey

Geocaching is an outdoor recreational activity in which participants use GPS devices or smartphone apps to hide and seek containers, called "geocaches" or "caches", at specific locations marked by coordinates all over the world.

Trimble GPS Handhelds Support Green Initiatives for the City of Shanghai

Geo Contributor

City of Shanghai implements environmentally conscious initiatives using Trimble GPS technology to improve the quality of life for city residents. ...

Waze: Crowdsourcing traffic and roads

Caitlin Dempsey

Waze has a free social mobile application that uses real-time input from local drivers to update traffic conditions for other ...

Utility Uses Trimble Technology to Develop Accurate GIS Database of Medium-Voltage (MV) Network

Trimble

Guest article from Trimble. Home to more than 1.5 million people, Belgrade is the third largest and one of the ...

Goulburn Valley Water Improves Efficiency with Customized GPS Software

Trimble

Guest article from Trimble. “To the left of the driveway behind the shed.” Imagine how long it takes to locate ...

A man with a light blue shirt and light cream pants stands with a GPS unit in a forest by a stream.

Monitoring Conservation Easements and Preserve Lands with GPS and GIS Technology

Trimble

Trimble discusses how they use GPS and GIS technologies to effectively manage and map over 8,000 acres of conservation land​.

GPS and GIS Technologies Speed Assessment of Historic Sites in Post-Katrina New Orleans

Trimble

In this case study, FEMA and NPS collaborated on field assessment methodology to meet National Historic Preservation Act (NHPA) requirements ...

Real-time GPS Mapping and GIS Solution Aids Efficient Disaster Management

Geo Contributor

Saturday, February 7, 2009 will forever be known as Black Saturday in the state of Victoria, Australia. In the midst ...

American Red Cross Uses Trimble Technology and RDMS to Speed Hurricane Disaster Relief

Geo Contributor

Since 1881, the American Red Cross has been the United State’s premier emergency response organization. In addition to offering neutral ...

GPS 1 – Cabbies 0

Caitlin Dempsey

The battle by New York taxi cab drivers to prevent the Taxi and Limousine Commission (TLC) from requiring them to ...

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