GPS

EndRun Releases GPS-Synchronized RTM3205 Precision Timing Module

Santa Rosa, California-based EndRun Technologies, a provider of precision time and frequency solutions, announced last week at the International Technical Meeting-Precision Time/Time Interval (ITM-PTTI) meeting, the release of the RTM3205 Precision Timing Module for portable time and frequency applications. The second generation RTM3205 is optimized for size, weight, and power (SWaP), but can exceed the stability of a standard cesium atomic frequency reference, according to the company.

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By Inside GNSS
January 30, 2017

GPS Data Release to Boost Space-Weather Science

‘Unprecedented’ data key to understanding radiation threats to satellites and infrastructure, and expected to provide a boost to space-weather science is now available, announced a joint release from the American Geophysical Union (AGU) and the Los Alamos National Laboratory on January 30.

As of today, more than 16 years of space-weather data is publicly available for the first time in history. The data comes from space-weather sensors on board the nation’s GPS satellites.

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By Inside GNSS
January 26, 2017

GPS Data Used by ATRI to Name Top 100 Truck Bottlenecks

The American Transportation Research Institute (ATRI) released on January 25 its annual list highlighting the most congested bottlenecks for trucks in America.

Congestion chokepoints hurt the economy and the environment, so the ATRI uses GPS data collected each year to help identify times and locations that truckers will want to avoid.

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By Inside GNSS
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No Sudden Moves

As with the notion of “disruption,” unpredictability can be useful. A move in chess or go, for instance. Or in the case of cuisine — say, when usurping Taco Thursday with chicken tagine. Even in negotiations, an unanticipated gambit can change the outcome positively.

Sometimes, of course, unpredictability is in the immanent nature of things. Despite advances in meteorological technology and science, weather continues to prove fickle. Foreknowledge of earthquakes remains difficult to pin down in space and time.

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By Inside GNSS
January 24, 2017

GPS Roundup: Congress Reopens for Business

Washington has seen a lot of transitions, so even amidst political controversy it’s generally business as usual.

For the GPS community that business, at least in the near term, will likely center on changes in federal leadership — with many key appointments, like a new Secretary of the Air Force, still to be determined. In addition — even at this early stage when new lawmakers are still trying to find their offices — there are issues and opportunities worth watching in emerging legislation.

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By Dee Ann Divis
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Multi-Receiver GPS-Based Direct Time Estimation

Incorporation of real-time synchronized phasor measurements in the control of power grids can play an important role in maintaining the overall closed-loop stability of the power system. In the past, instability in the power grid caused disturbances ranging from small local perturbations to severe large scale blackouts as can be seen from Figure 1. Currently, the synchronization achieved in measurements collected using devices known as supervisory control and data acquisition (SCADA) is not robust enough for efficient monitoring the power grid.

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By Inside GNSS
January 20, 2017

Swift Navigation Co-Founders Make Forbes 30 Under 30 Consumer Tech List

Swift Navigation co-founders Fergus Noble (29) and Colin Beighley (28) have been honored in the 2017 Forbes 30 Under 30 Consumer Technology list.

Swift Navigation is a San Francisco-based startup that provides centimeter-accurate real-time kinematics (RTK) GPS and GNSS positioning technology for autonomous vehicles, unmanned aerial vehicles (UAVs), precision agriculture, robotics, surveying, space applications and more.

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By Inside GNSS
January 19, 2017

ESA Puts Brave Face on Galileo Clock Failures

At the traditional January media briefing in Paris yesterday (January 18, 2017), European Space Agency (ESA) General Director Jan Woerner was forthright in laying out the knowns and unknowns about the failed rubidium and hydrogen maser clocks onboard orbiting Galileo satellites, clocks that are absolutely crucial for accurate positioning.

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By Inside GNSS
January 9, 2017

OCX Gains Ground With Help From Private Sector Computer Wizards

Though the schedule is still uncertain, progress is being made on completing the new GPS ground system, said Air Force Secretary Deborah Lee James, who credited a crack group of private-sector computer wizards with helping get the program back on course.

Calling the GPS Next Generation Operational Control System (OCX), a "terribly, terribly important program," James said, however, she still did not consider the software-focused effort to be "out of the woods." 

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By Dee Ann Divis
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