Articles in the GNSS Category

Apr 2021 | No Comment

Free Resources to Protect Critical Infrastructure From GPS Spoofing
The Department of Homeland Security (DHS) Science and Technology Directorate (S&T) has published the Positioning, Navigation, and Timing (PNT) Integrity Library and Epsilon Algorithm Suite to protect against Global Navigation Satellite System (GNSS) spoofing, or deceiving a Global Positioning System (GPS) device through false signals. These …

Dec 2020 | No Comment

All Americans benefit from a competitive 5G landscape, and that goal can be achieved without undermining U.S. Global Positioning System receivers and devices

J. David Grossman

Executive Director of the GPS Innovation Alliance

The “race to 5G” continues to dominate news headlines, congressional hearings and the attention of U.S. federal agencies — and rightfully so. With faster speeds, …

Dec 2020 | No Comment

In addition to 3D mapping aided corrections, we continue to work hard to make location as accurate and useful as possible

Frank van Diggelen

Principal Engineer, Google

Jennifer Wang

Product Manager, Google

At Android, we want to make it as easy as possible for developers to create the most helpful apps for their users. That’s why we aim to provide …

Dec 2020 | No Comment

The Horizon 2020 (H2020) GREENPATROL project has developed an autonomous robotic solution that has the ability to navigate inside greenhouses while performing early pest detection and control tasks. This paper describes the main developments…

Dec 2020 | No Comment

In the first phase of the Covid-19 crisis, many countries of the European Union (EU) introduced severe measures limiting the free movement of persons and goods across borders. The objective of these measures was the contention of the spreading of the virus…

Sep 2020 | No Comment

The SOF offers a number of benefits for its users. The SOF XML format is well understood and defined by schema, allowing programmers to write code that can interpret the SOF without misunderstanding

John W. Lavrakas

President, Advanced Research Corporation, Newport, Oregon, USA

Background
In 1999, United States Space Command stood up the GPS Operations Center (GPSOC), a GPS …

Sep 2020 | No Comment

The impact of COVID-19 is most dramatic in the slow down of workforce training, education, and research at universities

Chris Rizos

Emeritus Professor in the School of Civil and Environmental Engineering and a co-director of the Satellite Navigation and Positioning (SNAP) Lab at UNSW. Chris is presidentelect of the International Union of Geodesy & Geophysics (IUGG)

At first …

Jul 2020 | No Comment

China launches last BeiDou satellite
China recently launched the last satellite of the BeiDou Navigation Satellite System (BDS) from the Xichang Satellite Launch Center in southwest China’s Sichuan Province. The satellite, carried by a Long March-3B carrier rocket, is the 30th BDS-3 satellite and the 55th of the whole BeiDou satellite family. The launch marked …

Jun 2020 | No Comment

Availability of Ground Control Points for surveying and engineering projects is a major challenge in developing countries including Nigeria…

May 2020 | No Comment

Today, the world is experiencing a jump in GNSS/RNSS capabilities and services, advancing beyond the decades-long monopoly of GPS, and to some extent GLONASS, in providing worldwide positioning and timing services.