Expert Advice & Leadership Talks

2013 Leadership Awards: The Honorees Speak

December 1, 2013By
The GPS World 2013 Leadership Awards.

This article reproduces the acceptance speeches given by the winners of GPS World’s 2013 Leadership Awards, at the Leadership Dinner in Nashville in September. The Leadership Dinner was sponsored by Lockheed Martin and Exelis. Nominations for the 2013 Leadership Awards came from the Editorial Advisory Board of GPS World, from the 2012 Award winners, and from a select handful of... read more

Expert Advice: Which Is the Best GNSS Receiver?

October 1, 2013By
Jaynata Ray

By Jayanta Ray Aerospace GNSS receivers constitute a class apart, compared to their more popular relatives used in automotive, cell phone, or survey applications. Automotive and cell-phone receivers can sometimes provide position information even in indoor environments. The survey class of receivers provides centimeter-level accuracies. However, neither group can guarantee the reliability and integrity of the position solution, and users... read more

Expert Advice: Get Sporty

October 1, 2013By
mountain bikers, with navigation device

By Mark Sampson In recent years, the sporting world has seen an explosion in the use of GPS. You will rarely spot a runner or cyclist on the road without either a smartphone strapped to their arm or a dedicated GPS device clamped to their handlebars, tracking their every move. The amount of information that the modern sportsperson — from... read more

Expert Advice: Laser Reflectors to Ride on Board GPS III

September 1, 2013By
Figure 2. Structure and products of the Global Geodetic Observing System related to GPS performance.

By James J. Miller and John LaBrecque, NASA Headquarters, and A.J. Oria, Overlook Systems Technologies, Inc. Satellite laser ranging (SLR) and the results of combining SLR with GPS in the future will translate into significant performance advancements for generations to come, once it is fully implemented as part of the GPS III architecture. Simply put, SLR techniques will improve GPS... read more

Expert Advice: Looking Back to the Early Days of GPS

September 1, 2013By

By Len Jacobson Besides my family and friends, two major influences have guided my life. One is GPS, and the other is flying, although I’m not a pilot. Most of the flying was on business trips for GPS. I’ve been writing a book about my experiences and how I helped in a small way to bring GPS to the world.... read more

Expert Advice: The Chip-Scale Combinatorial Atomic Navigator

August 1, 2013By
Figure 1. C-SCAN conceptual implementation.

By Andrei Shkel, Defense Advanced Research Projects Agency (DARPA) Future breakthroughs in microtechnology for positioning, navigation, and timing (PNT) will likely rely on yet-to-be-exploited physics, new materials, highly specialized fabrication technologies, batch assembly techniques, selective wafer-level trimming and polishing, a combination of passive and active calibration techniques strategically implemented right on-chip, and introduction of innovative test technologies. Such microtechnology advances... read more

Expert Advice: Cooperative Updates with Maps 2.0

July 1, 2013By

By Oliver Kühn, Skobbler Not so long ago, paper maps were a necessity in many walks of life. Today, they are increasingly a nostalgic novelty, to coin a term. It’s not difficult to understand why digital maps replaced their paper brethren. Digital maps are more accurate, more adaptable, and most importantly, in an increasingly real-time environment, much faster at making... read more

Expert Advice: Little Tigers versus Wolves

July 1, 2013By
“B1 ICD was released while Regional System is officially operational, will affect domestic BDS receiver industry? Pros? Cons?”

By Greg Turetzky, Intel I recently attended the Fourth China Satellite Navigation Conference (CSNC, held May 15–17 in Wuhan, China), as an invited speaker and panelist. I had attended the third CSNC last year in Guangzho, and as expected this year’s was a little bigger and a little better. The Chinese GNSS industry is growing quickly, as evidenced by the... read more