Stuart Riley, vice president of GNSS technology at Trimble, discusses the rigorous testing and engineering developments at Trimble. He provides a current state overview of the GNSS industry, covering the major global and regional systems, and introduces new developments around commercial constellations.

0:00 - Intro

1:21 - The current state of GNSS constellations

2:14 - The rise of private GNSS constellations

3:26 - Comparing different satellite orbits (MEO vs. LEO)

5:39 - Trimble's transition from GPS to GNSS

7:07 - ProPoint GNSS engine

9:10 - GNSS+ integrating other sensors like IMUs

11:36 - The history of the Sunnyvale Trimble office

12:59 - Trimble's testing labs and procedures

15:32 - Vibration testing for durability and longevity

16:44 - Real-world threats: jamming and spoofing

21:24 - Trimble's defense against jamming and spoofing 

27:18 - The evolution of RTK "fixed" and precision

28:58 - Trimble's deep commitment to testing and data sets

40:59 - Career paths in GNSS engineering

43:14 - The personal satisfaction of solving technical problems