Government

On the Edge: Mapping from the Air with a UAV

May 1, 2014By
gatewing-3-O

Surveying an open-pit mine can be a hazardous undertaking. To obtain accurate volume measurements, it is necessary to pick up edges, known in the industry as “toes and crests,” as well as heaps. These are important features, since they provide a way to verify the current shape of a mine; but in light of increasingly stringent safety regulations and penalties,... read more

This article is tagged with and posted in Featured Stories, From the Magazine, Mapping, Mapping, Survey, Surveying, UAV/UAS/UGV

The System: GLONASS Fumbles Forward

May 1, 2014By
GLONASS PLOT from the Roscosmos GLONASS Information-Analytical Centre, showing the 12-hour outage, with full service eventually restored on April 2.

Two April Disruptions Furnish Fodder for Multi-GNSS Receivers and Alternative PNT In an unprecedented total disruption of a fully operational GNSS constellation, all satellites in the Russian GLONASS broadcast corrupt information for 11 hours, from just past midnight until noon Russian time (UTC+4) on April 2 (or 5 p.m. on April 1 to 4  a.m. April 2, U.S. Eastern time).... read more

DOD Announces Start of Civil Navigation Message Broadcasting

April 29, 2014By

The Department of Defense announced that U.S. Air Force Space Command will begin broadcasting Civil Navigation (CNAV) messages on all operational GPS satellites capable of transmitting the L2C and L5 signals. L2C and L5 are the first of several new civil capabilities being added to GPS as part of the GPS modernization program announced in 1999. The L2C signal is... read more

This article is tagged with and posted in Aviation & Space, GNSS News, Government News, GPS Modernization, Latest News

Galileo Maritime Tests Followed Route of Viking Ships

April 24, 2014By
Frigate_in_rough_waters-O

Results are being processed from the first Galileo maritime trials outside of mainland Europe. The long-range, high-latitude testing spanned the North Sea, following the same historical sailing route that Viking dragon-ships used 1200 years ago. Ancient manuscripts record Viking navigators relied on “sunstones” to find their way — archaeologists believe these may have been polarizing crystals to pinpoint the Sun... read more

Activation of Pre-Operational CNAV Message Set for April 28

April 24, 2014By

U.S. Air Force Space Command will be implementing CNAV messages on the GPS L2C and L5 signals beginning April 28 at 14:30 UTC, to facilitate user familiarization and development of compatible user equipment. No GPS satellite outages or degradations are planned. The L2C and L5 CNAV messages should be transparent to users. A 30-day public comment period on the pre-operational CNAV... read more

Braxton LADO System Supports 10th GPS Satellite Initialization

April 21, 2014By

GPS IIF-5 was launched on February 20 and turned over to the 2nd Space Operations Squadron (2 SOPS) for operations on March 5. This was the 10th successful launch and initialization using Braxton Technologies‘ Launch, Anomaly Resolution, and Disposal Operations (LADO) system. LADO has performed all the mission planning, commanding and telemetry processing necessary to prepare all GPS satellites for... read more

Omnilink Offender Monitoring and Asset Tracker Now on Verizon Network

April 17, 2014By

Omnilink, a provider of advanced machine-to-machine (M2M) tracking and monitoring solutions, has been named to the Verizon Partner Program as a Silver member. “U.S. government agencies, businesses, and consumers have depended on Omnilink to monitor the location, safety, and condition of offenders, assets, vehicles, loved ones, fleets, employees, and much more since 2004,” said Steve Hudson, Omnilink’s chief development officer.... read more

Protect, Toughen, Augment: Words to the Wise from GPS Founder

April 15, 2014By
Brad Parkinson

“What can we do to reduce the vulnerability [of GPS] and ensure that the expectations of the public are going to be met?” asked Dr. Bradford Parkinson as he opened his presentation this morning (Tuesday, April 15) at the European Navigation Conference, ENC-GNSS 2014 in Rotterdam, The Netherlands. Parkinson went through his 61-slide, 50-minute briefing on what he called “PTA”... read more