Research & Development

By Zoltan Koppanyi, Charles K. Toth and Dorota A. Grejner-Brzezinska

March 5, 2015

Innovation: Where Are We?

By GPS World Staff

graph: Eliot Wycoff, Yuting Ng, and Grace Xingxin Gao

February 1, 2015

Innovation: Python GNSS Receiver

By Richard B. Langley

By Jingbin Liu, Ruizhi Chen, Yuwei Chen, Jian Tang, and Juha Hyyppä

November 4, 2014

Innovation: A Bright Idea

By Richard B. Langley

By Yu Jiao, Yu (Jade) Morton, Steve Taylor, and Wouter Pelgrum

October 2, 2014

Innovation: Scintillating Statistics

By Richard B. Langley

September 1, 2014

Innovation: How Deep Is That White Stuff?

By Richard B. Langley

photo: SCOTT STEPHENSON, XIAOLIN MENG, TERRY MOORE, ANTHONY BAXENDALE, ANTHONY BAXENDALE and TIM EDWARDS

July 1, 2014

Innovation: Not Just a Fairy Tale

By Richard B. Langley

FIGURE 1. Global vTEC map obtained with the NeQuick electron density model for a sunspot number of 150 at 13h UT in the month of April (grid resolution 2.5 degrees × 2.5 degrees).

June 1, 2014

Innovation: The European Way

By Richard B. Langley

photo: Symmetricom

May 1, 2014

Innovation: Reducing the Jitters

By Richard B. Langley

Dornier Do 128-6

April 2, 2014

Innovation: Ground-Based Augmentation

By Richard B. Langley

By Sarang Thombre, Jussi Raasakka, Tommi Paakki, Francescantonio Della Rosa, Mikko Valkama, Laura Ruotsalainen, Heidi Kuusniemi, and Jari Nurmi

March 1, 2014

Innovation: A PET Project from Finland

By Richard B. Langley

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