Research & Development

February 1, 2010

Innovation: Mobile-phone GPS antennas

By Richard B. Langley

Figure: By Penina Axelrad, James Donna, Megan Mitchell, and Shan Mohiuddin

January 1, 2010

Innovation: Collective Detection

By Richard B. Langley

November 1, 2009

Innovation: Improving Dilution of Precision

By Richard B. Langley

October 1, 2009

Innovation: It’s Not All Bad

By Richard B. Langley

Source: Matthias Söllner, Christian Kurzhals, Wolfgang Kogler, Stefan Erker, Steffen Thölert , Michael Meurer, Maktar Malik, and Manuela Rapisarda

September 1, 2009

Innovation: One Year in Orbit

By Richard B. Langley

July 1, 2009

Innovation: Where Is GIOVE-A Exactly?

By Richard B. Langley

June 1, 2009

Innovation: GPS L5 First Light

By Richard B. Langley

FIGURE 7. Quantifying multipath caused by vertical object reflections. (Data: Gerald J. K. Moernaut and Daniel Orban)

February 1, 2009

Innovation: GNSS antennas

By GPS World Staff

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

Research & Development

Innovation: Mobile-phone GPS antennas

Innovation: Collective Detection

Innovation: Improving Dilution of Precision

Innovation: It’s Not All Bad

Innovation: One Year in Orbit

Innovation: Where Is GIOVE-A Exactly?

Innovation: GPS L5 First Light

Innovation: GNSS antennas

Innovation: Tsunami Detection by GPS

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

Innovation: GNSS Radio (PDF)

Innovation: Spacecraft Navigator

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