Global Navigation Satellite Systems Engineering, Policy, and Design
The following is one of the five top submissions to the 2011 USA Challenge. The North American regional contest in the European Satellite Navigation Competition(ESNC) is a global search for the newest, best and most innovative GNSS application ideas with €20,000 in prize money for the international winner, the 2011 Galileo Master.
TRANM
By Inside GNSS
Willard Marquis is a senior staff systems engineer with the GPS IIR and GPS III Flight Operations Group, Lockheed Martin Space Systems Company.
By Inside GNSS
Budget storms have reappeared on the horizon and the fore¬cast for defense expenditures, including for the GPS program, is grim with a high probability of ugly.
By Dee Ann Divis
Working Papers explore the technical and scientific themes that underpin GNSS programs and applications. This regular column is coordinated by Prof. Dr.-Ing. Günter Hein, head of Europe’s Galileo Operations and Evolution.
By Inside GNSS
GNSS vulnerability is rightly one of the most talked about topics of 2011.
By Inside GNSS
In May 2008, Lockheed Martin Space Systems Company received a contract from the U.S. Air Force to develop a new, third generation of GPS satellites. The GPS III space vehicle (SV) has been designed (Figure 1, see inset photo, above right) and is now being built to bring new future capabilities to both military and civil positioning, navigation, and timing (PNT) users throughout the globe.
By Inside GNSS
Members of the Advanced Control Segment (OCX) team led by Raytheon Corporation are working through a series of issues that has delayed approval of a recent preliminary design review (PDR) on the key GPS modernization program.
By Inside GNSS
1. AQUARIUS
Buenos Aires, Argentina and Vandenberg AFB, California, USA
