TAG: WAAS

Federal Radionavigation Plan Touches on NDGPS, eLoran

May 27, 2015By

News courtesy of CANSPACE Listserv The 2014 Federal Radionavigation Plan, just released from the U.S. Department of Transportation, touches on funding for the Nationwide Differential GPS and the use of eLoran as a precision timing alternative. The plan is signed by the Secretaries of Defense, Transportation and Homeland Security, and released by the DOT Office of the Assistant Secretary for... read more

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New Airbus A350 Airliner Comes EGNOS-Capable

May 18, 2015By
Satellite_Landing_System-EGNOS-O

The EGNOS system has been adopted by a growing number of airports to enable satellite-guided landing approaches. The new Airbus A350 airliner, currently entering service, comes fitted with it as standard. read more

Satnav Augmentation Systems Settle on Common Channels Post-2020

May 7, 2015By
The ESTEC facility in Noordjvik, The Netherlands.

The 28th Satellite-based Augmentation Systems Interoperability Working Group endorsed the "message definition" for a new secondary SBAS channel — to be known as L5, along with the current L1 — for the planned second-generation SBAS systems, which will utilize dual-frequency multi-constellation signals. read more

Innovation: Ground-Based Augmentation

April 2, 2014By
FIGURE 5. Research aircraft D-IBUF (Dornier Do 128-6).

Combining Galileo with GPS and GLONASS
While a GPS-based GBAS will offer improved navigation services for aircraft, might these services be even better if the systems were to use satellites from other constellations besides GPS? In this month’s column, the authors show how GBAS protocols might be modified to accommodate multiple constellations, offering results of preliminary tests using GPS, GLONASS, and Galileo simultaneously. read more

NovAtel Awarded Contract to Supply WAAS Receivers for FAA System

October 1, 2013By

NovAtel, an OEM provider of high-precision GNSS positioning products, has been contracted by the Federal Aviation Administration (FAA) to produce and deliver 176 Wide Area Augmentation System (WAAS) third-generation reference receivers (G-III). The contract includes engineering support for the receiver as well as support for the current generation reference receiver (G-II), Geostationary Earth Orbit Uplink Subsystem – Type 1 (GUST)... read more

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Expert Advice: Which Is the Best GNSS Receiver?

October 1, 2013By
Jaynata Ray

By Jayanta Ray Aerospace GNSS receivers constitute a class apart, compared to their more popular relatives used in automotive, cell phone, or survey applications. Automotive and cell-phone receivers can sometimes provide position information even in indoor environments. The survey class of receivers provides centimeter-level accuracies. However, neither group can guarantee the reliability and integrity of the position solution, and users... read more

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Accord’s NexNav GPS Receiver Supports Freeflight with FAA’s Capstone Retrofit Project

May 22, 2013By

Accord Technology’s NexNav GPS receiver will be supporting FreeFlight Systems with its recently awarded FAA Capstone Retrofit Project. In March 2013, FreeFlight and Accord announced their collaboration to develop practical and cost-effective ARINC 429 WAAS GPS solutions that enable aircraft operators to meet ADS-B, RNP (0.3) and other performance-based navigation mandates, worldwide. The NexNav Circuit Card Assembly (CCA) will integrate... read more

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