Featured Stories

FAA, Industry Partners Launch Pathfinder Program to Define UAV Integration into Airspace

May 6, 2015By
Precision-Hawk-FAA-O

Federal Aviation Administration (FAA) Administrator Michael Huerta announced two new initiatives related to unmanned aircraft systems (UAS) today at the Association for Unmanned Vehicle Systems International (AUVSI) Unmanned Systems 2015 conference in Atlanta, Ga. Pathfinder, the first initiative, announced in the morning, is reported here. The second initiative is an app in development to enable drone hobbyists to fly their craft... read more

Live from AUVSI’s Unmanned Systems 2015

May 5, 2015By
AUVSI-show-floor-O

The GPS World staff is reporting live from Unmanned Systems 2015, held May 4-7 in Atlanta. The event convenes the global community of commercial and defense leaders in intelligent robotics, drones and unmanned systems, hosted by AUVSI. Check back throughout the week for event updates, including news, photos, videos, tweets and more. NEWS Trimble Expands UAS Portfolio with Mutlirotor Partnership (5/7) Geodetics Teams with Velodyne... read more

Jammer Hunting with a UAV

May 4, 2015By
spicer_opener_O

A fully autonomous, unmanned aerial vehicle (UAV)-based system for locating GPS jammers, currently under development, seeks to localize a jammer to within 30 meters in less than 15 minutes in an area comparable to that of an airport. Ultimately, the design team targets the ability to locate multiple, simultaneous jammers, and navigate in intermittent GPS and GPS-denied environments using a... read more

First GPS III Satellite Ready for Harsh Environment Testing

May 4, 2015By
GPSIII_SV01-Lockheed-O

Using a 10-ton crane, Lockheed Martin engineers and technicians gently lowered the system module of the U.S. Air Force’s first next generation GPS III satellite into place over its propulsion core, successfully integrating the two into one space vehicle. The April systems integration event brought together several major fully functional satellite components. The system module includes the navigation payload, which... read more

GPS Data Show How Nepal Quake Disturbed Earth’s Upper Atmosphere

May 2, 2015By
nepalquakeionosphere-O

The April 25 magnitude 7.8 earthquake in Nepal created waves of energy that penetrated into Earth’s upper atmosphere in the vicinity of Nepal, disturbing the distribution of electrons in the ionosphere. These disturbances were monitored using GPS signals received by a science-quality GPS receiver in Tibet, a neighboring region to Nepal. The data show that after the initial earthquake rupture (indicated... read more

Topcon GNSS Network Expands to Latin America

May 1, 2015By
Topcon-TopNetLive-O

Topcon Positioning Group is expanding the TopNETlive GNSS reference station network into Latin America. In conjunction with hosting partners, new service will be provided in Mexico, Peru, the Dominican Republic, Bolivia, Guatemala, Colombia and Panama. TopNETlive is designed to deliver high-accuracy GNSS correction data to rovers for surveying, construction, GIS mapping and agricultural applications. Partners in the Latin America expansion include TTQ... read more

KVH Receives $1.5M Order for TACNAV Systems

May 1, 2015By
Credit: U.S. Armed Services.

KVH Industries Inc. has received a $1.5 million contract for the delivery of tactical navigation systems for use by an international military customer in an armored vehicle application. A variant of KVH’s TACNAV TLS and TACNAV Light, the system is designed to help military vehicle crews maintain 100% situational awareness. The hardware shipments for this order are expected to be... read more

Protecting Position in Critical Operations

April 30, 2015By
Photo credit: Simon Greter (Wikimedia Commons, CC-BY-SA 3.0)

In January, the U.S. Coast Guard described how a major East Coast intermodal shipping facility was degraded by a GPS disruption for more than seven hours. read more