TAG: Richard Langley

Image: Event Horizon Telescope Collaboration

GPS plays role in black hole image

May 8, 2019

Photo: GPS World

Happy Pi Day

March 14, 2019

This article is tagged with , , , , , , , and posted in Featured Stories, Innovation
Image: GPS World

Mining the magic “More” menu — again

October 15, 2017

This article is tagged with , , , , and posted in Opinions, Resources
Source: Richard B. Langley

Innovation: Orbit determination of LEO satellites with real-time corrections

April 24, 2017

FIGURE 1.  An extended bandwidth GNSS antenna. The lower and connected dipoles are tuned to L2 and the upper coupled shorted dipoles are tuned to L1. Current flow in the circular waveguide of the GNSS antenna is shown. Strong circumferential currents flow at the top of the waveguide. Red indicates large currents and the arrows show the directions of the current flow.

Innovation: Evolutionary and revolutionary

July 11, 2016

This article is tagged with , , , , and posted in From the Magazine, Innovation, OEM
Figure 1. Overview of a representative eLoran system.

Innovation: Enhanced Loran

November 23, 2015

This article is tagged with , , , , and posted in GNSS, Innovation
FIGURE 2. Typical sequence of position fix process in standalone GPS user equipment (Msr=measurements).

Innovation: Faster, Higher, Stronger

October 8, 2015

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

Innovation: Where Are We?

March 5, 2015