Articles in the GNSS Category

Sep 2016 | No Comment

Better management of water resources is one of today’s biggest challenges. At present, 70 percent of freshwater worldwide is used by agriculture…

Aug 2016 | No Comment

Research and development on methods for supporting “safety-of-life” applications with satellite navigation began well before the achievement of Initial Operational Capability (IOC) of the Global Positioning System (GPS) in 1993…

Jul 2016 | No Comment

It is generally believed that exploitation of Global Satellite Navigation Satellite System (GNSS) together with advanced mobile communications for signalling and train control will significantly improve safety…

Jun 2016 | No Comment

GPS positioning system is designed to determine the position of a point any time and at any place with an accuracy that could reach a few millimeters depending…

May 2016 | No Comment

In the first semester of 2015, ESSP, the EGNOS service provider, deployed EGNOS System Release (ESR) v2.4.1M. This was a major achievement…

Apr 2016 | No Comment

Nowadays, GPS are used in many applications such as GBAS, SBAS, EGNOS and WAAS aircraft landing systems, unmanned road or aerial vehicles, wireline…

Mar 2016 | No Comment

The signaling system plays one of the most important roles in railway applications. In fact this segment is not only responsible for providing safety…

Mar 2016 | No Comment

In August of 1990, I was a U.S. Coast Guard Chief Petty Officer at the newly established Coast Guard Group Honolulu operations center. I managed day to day operations…

Feb 2016 | No Comment

The vulnerability of GNSS to radio frequency interference and spoofing becomes more and more of concern for navigation applications which require a high level of accuracy and reliability…

Feb 2016 | No Comment

On November 18, 2015, the Quasi-Zenith Satellite System Service Co., Ltd. (QSS) conducted an experiment in Kyoto, Japan using a quasi-zenith satellite system…