TAG: centimeter positioning

Photo: Tersus GNSS

Tersus introduces Oscar GNSS RTK system

December 3, 2018

Tersus GNSS Inc. has launched Tersus Oscar, its new generation GNSS real-time kinematic (RTK) system. Oscar is an […]


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This article is tagged with , , , , , , and posted in Latest News, Product Showcase, Survey
FIGURE 1. Illustration of conventional PPP measurement and error modeling in state-space Hatch filter, resulting in reduced position error in time. FIGURE 2. Conventional geodetic GPS PPP positioning performance characteristics of initial convergence period and steady state for station ALGO, Algonquin Park, Canada, on Jan. 2, 2017. (Image: Sunil Bisnath, John Aggrey, Garrett Seepersad and Maninder Gill)

Innovation: Examining precise point positioning now and in the future

March 19, 2018

Where Are We Now, and Where Are We Going?

In this month’s column, we travel along the road of PPP development, examine its current status, and look at where it might go in the near future.


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This article is tagged with , , , , , , , and posted in From the Magazine, GNSS, Innovation
Image: GPS World

Lear to acquire EXO Technologies for connected car tech

December 11, 2017

Lear Corporation, a global supplier of automotive seating and electrical systems, has entered into a definitive agreement to […]


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This article is tagged with , , , , , , , , , , and posted in Latest News, OEM, Transportation

Low-cost precise positioning for automated vehicles

August 28, 2016

Carrier-phase differential GNSS produces mass-market centimeter accuracy A dense reference network facilitates low-cost carrier-phase differential GNSS positioning with […]


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This article is tagged with , , , , and posted in Featured Stories, From the Magazine, Transportation
photo: Kenneth M. Pesyna, Jr., Robert W. Heath, Jr. and Todd E. Humphreys

Accuracy in the Palm of Your Hand

February 2, 2015

Centimeter Positioning with a Smartphone-Quality GNSS Antenna
The smartphone antenna’s poor multipath suppression and irregular gain pattern result in large time-correlated phase errors that significantly increase the time to integer ambiguity resolution as compared to even a low-quality stand-alone patch antenna.


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This article is tagged with , , , , , , and posted in Featured Stories, Mobile