Survey

You be the judge: To eLoran or not?

December 16, 2015By

Readers of GPS World, its e-newsletters, website — and all interested PNT parties — are invited to register their opinion in the current poll at gpsworld.com/janpoll. Should the U.S. government install a full eLoran network of broadcast stations to back up GPS in case of jamming, interference or other emergencies? Yes. No. More study is needed before answering this question.... read more

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PPP for hydrography

December 15, 2015By
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A new high-accuracy technique using one dual-frequency GNSS receiver, precise point positioning (PPP) offers the possibility of cost-effectively obtaining coordinates. This study investigates the accuracy of kinematic PPP for hydrographic applications on rivers, and shows results comparable to double-difference solutions. read more

Septentrio introduces next-generation GNSS reference receiver — PolaRx5

December 14, 2015By
The Septentrio PolaRx5 GNSS receiver.

Septentrio has launched its next-generation GNSS receiver for precise scientific and geodetic applications — the PolaRx5. This new receiver in the PolaRx product line is developed specifically to support the most demanding applications for the Earth science community offering a select range of advanced features that enable maximum accuracy and functionality. Powered by Septentrio’s next generation multi-frequency engine, the PolaRx5 offers 544 hardware channels... read more

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CHC Navigation unveils i80 GNSS receiver

December 11, 2015By

CHC Navigation has announced in a news release the availability of its new GNSS receiver, the i80. The i80 receiver for surveyors and contractors is able to compute a true triple frequency RTK tilted pole sub-centimeter solution using all four worldwide and multiple regional constellations. “Over two years of R&D and testing went into the creation of our Linux OS i80 platform,” said George Zhao,... read more

MicroSurvey CAD 2016 provides new capabilities for survey

December 9, 2015By
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MicroSurvey Software has released MicroSurvey CAD 2016, the newest generation of its desktop survey and design program for land surveyors and civil engineers. Powered by a new IntelliCAD 8.1a engine and enhanced with a suite of new point-cloud management tools, the software makes high-impact drafting and design fast and intuitive, the company said. Users on multi-core computers will experience up to 300 percent faster... read more

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Launchpad: New receiver module, UAV developments

December 7, 2015By
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Featuring new products in the OEM, survey, mapping and unmanned aerial vehicle sectors. read more

Establishing orthometric heights using GNSS — Part 4

December 2, 2015By

Part 1 of this series appeared in the June Survey Scene newsletter, Part 2 appeared in the August newsletter, and Part 3 appeared in the October newsletter. Upcoming Survey Scene newsletters will carry additional columns in this series. Basic Procedures and Tools for Ensuring GNNS-Derived Ellipsoid Heights Meet the Project’s Desired Accuracy In Part 1 of this series, I discussed the basic concepts of GNSS-derived... read more

Topcon and DAQRI collaborate on wearable tech for construction

November 30, 2015By
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Topcon Positioning Group is collaborating with DAQRI, an augmented reality company, on wearable technology designed to change the way construction and survey professionals interface with the job site. DAQRI is the creator of the DAQRI Smart Helmet, an industrial-grade wearable that seamlessly connects humans to their work environments by providing information about the world around them. Topcon and DAQRI will work together to create... read more