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November 21, 2016

Hitachi Uses Trimble Grade Control System

Trimble GSC900 Allows Precision Excavation

Trimble has announced that the Hitachi Construction Machinery’s ZX200X-5B semi-automatic excavator is now available in Japan with the GCS900 Grade Control System.

The system uses GNSS, laser, sonic, or total station technology, to position the heavy machinery’s blade or bucket in real-time, for significant reduction in material overages and improving the contractor’s productivity, the company said. The unit makes design surfaces, grades, and alignments accessible to the operator inside a cab, Trimble said.

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By Inside GNSS

GPS for Everyone

GPS seems to have come out of nowhere. There was no progression like eight-track tape to cassette to CD to MP3 player. One day we were driving around clueless of where we were, struggling with roadmaps bought as gas stations that couldn’t be folded back neatly once opened and — suddenly — there was an amiable female voice coming out of the dashboard offering directions to our destination and showing no signs of impatience when we made wrong turns.
From the author’s introduction to GPS for Everyone

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By Inside GNSS
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November 17, 2016

Canadian Army Tests NovAtel’s GPS Anti-Jam Technology

NovAtel’s GAJT-710ML antenna.

Calgary, Canada-based NovAtel Inc. announced that the Canadian Army has successfully tested its GPS Anti-Jam Technology (GAJT) in live-fire conditions on the M777C1 howitzer.

GAJT protects GPS-based navigation and precise timing receivers from intentional jamming and accidental interference, Novatel said. The unit features a null-forming antenna system, which ensure satellite signals necessary to compute position and time are always available, the company said.

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By Inside GNSS

FIG Working Week 2017

Paasitorni by the Sea, Helsinki

The International Federation of Surveyors (FIG) FIG Working Week 2017 will take place on May 29 – June 2, 2017, at the Messukeskus Expo and Convention Centre in Helsinki, Finland.

Registration will open in November, 2016. Abstract submissions are now closed.

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By Inside GNSS
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November 16, 2016

NASA to Launch Satellite-Based GNSS Hurricane Watch

NASA plans to launch the Cyclone GNSS (CYGNSS) hurricane mission aboard a Pegasus XL rocket on December 12 from Cape Canaveral Air Force Station in Florida. CYGNSS, which is NASA’s first Earth science small-satellite constellation, will help improve hurricane intensity, tracking, and storm surge forecasts, the agency said.

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By Inside GNSS

NOAA Expands GNSS Data Sources for Weather Prediction

The National Oceanic and Atmospheric Administration (NOAA) will purchase data from small commercial satellites to expand its GNSS radio occultation (RO) efforts to better predict weather.

In September NOAA, through the government’s Commercial Weather Data Pilot program, awarded contracts to San Francisco, California-based Spire Global ($370,000) and GeoOptics ($695,000), of Pasadena, California, to provide RO data. This data will be used to assess whether commercially provided information can be incorporated into the agency’s weather models.

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By Inside GNSS

NASA Breaks Guinness World Record for Highest GPS Altitude Fix

NASA’s Magnetospheric Multiscale (MMS) mission broke the Guinness World Record for highest altitude fix of a GPS signal, the agency announced this week. The MMS satellites, operating in a highly elliptical orbit, set the record at 43,500 miles above the Earth.

The four MMS satellites incorporate GPS measurements into their tracking systems for position and orbit calculations to guide tight formations, NASA said.

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By Inside GNSS
November 15, 2016

IFCS-EFTF 2017: IEEE Frequency Control Symposium and European Frequency and Time Forum

Aerial view of the old city, Besançon, France

The 2017 joint conference of the IEEE International Frequency Control Symposium and European Frequency and Time Forum will take place in Besançon, France at the Micropolis Convention Center on July 9-13.
The abstracts for this biennial event are due by March 13, 2017 (extended from March 3).
The topics are:
Group 1: Materials, Resonators & Resonator Circuits
Group 2: Oscillators, Synthesizers, Noise, & Circuit Techniques
Group 3: Microwave Frequency Standards & Applications
Group 4: Sensors & Transducers

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By Inside GNSS

ION GNSS+ 2017

Abstracts for the ION GNSS+ 2017 conference will be accepted online through March 10, 2017. The conference and industry exhibition covering all aspects of satellite navigation technology will take place September 25-29 at the Oregon Convention Center in Portland, Oregon USA.

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By Inside GNSS
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