GNSS

The IAG’s International GNSS (Global Navigation Satellite System) Service (IGS) held its biennial workshop from 23-27 June 2014 at the California Institute of Technology in Pasadena, California, USA...

Altus Positioning Systems provides high-precision GNSS surveying equipment through its international sales network. Based in Torrance, California, USA, Altus is a part of the Septentrio group of compa...

A keynote address at the XXV FIG Congress (Kuala Lumpur, Malaysia, 16-21 June) by Chris Rizos, IAG president, on ‘Opportunities & Challenges for the Surveying Industry in a Multi-system GNSS World�...

NavCom Technology, Inc., a John Deere Company based in Torrance, California, USA, is a leading provider of advanced GNSS products for OEMs, VARs, and system integrators requiring high-performance RTK ...

During the last decade, GNSS (Global Navigation Satellite System) technologies experienced an accelerated growth, both in terms of quantity in use and quality. The accuracy achieved by technology prov...

SIRGAS (an acronym of the Spanish term for ‘Geocentric Reference System for the Americas’) is an international organisation under the umbrella of the International Association of Geodesy (IAG) and...

Nowadays, GNSS receivers have scores – and often hundreds – of channels, enabling them to track GPS, Glonass, Galileo and Compass signals simultaneously. The whole workflow from satellite tracking...

GNSS technology has changed vastly since the launch onto the market of the first GPS receivers in 1982. Since then, their insides have evolved from heavy electrical circuits tracking one signal at a t...

Shanghai-based CHC Navigation Technology Ltd. designs, manufactures and markets a wide range of professional GPS/GNSS solutions for the survey, construction and GIS markets. The past decade has seen t...

What will the new GNSS signals bring to the user of high-precision receivers? This article provides a brief overview of what users can expect from GNSS systems that are currently in the modernisation/...