Research & Development

Credit: Digital Globe

February 1, 2008

Innovation: Tsunami Detection by GPS

By GPS World Staff

January 1, 2007

Innovation: The International GNSS Service: Any Questions? (PDF)

By GPS World Staff

May 1, 2006

Innovation: GNSS Radio (PDF)

By GPS World Staff

Figure 1: GPS signal reception at GEO and HEO orbital altitudes.

April 1, 2006

Innovation: Spacecraft Navigator

By GPS World Staff

January 1, 2005

Innovation: Satellite Navigation Evolution: The Software GNSS Receiver (PDF)

By GPS World Staff

March 1, 2002

Innovation: Assisted GPS: A Low-Infrastructure Approach (PDF)

By GPS World Staff

January 1, 1990

Innovation Catalog

By Richard B. Langley

Digital Editions