Civil GPS Service Interface Committee (CGSIC)

The Civil GPS Service Interface Committee (CGSIC) is the recognized worldwide forum for effective interaction between all civil GPS users and the U.S. GPS authorities. DOT chairs the CGSIC and the USCG Navigation Center (NAVCEN) serves as the Deputy Chair and Executive Secretariat.

Agenda from the 64th Meeting of the Civil GPS Service Interface Committee, September 16-17, 2024

• U.S. Department of Transportation Update
  Ms. Karen Van Dyke, Director, PNT and Spectrum Management, U.S. Department of Transportation
  View PDF (2 MB)

• U.S. National Space-Based PNT Update
  Mr. Harold Martin, Director, National Coordination Office for Space-Based Positioning, Navigation, and Timing
  View PDF (Pending)

• GPS Civil Liaison Updates
  Dr. Andrew Hansen and Mr. Shawn Skalski, U.S. Department of Transportation Volpe National Transportation Systems Center
  View PDF (675 KB)

Agenda from the 63rd Meeting of the Civil GPS Service Interface Committee, September 11-12, 2023

• U.S. Department of Transportation Update
  Ms. Karen Van Dyke and Dr. Andrew Hansen, Office of the Assistant Secretary for 
  Research and Technology, U.S. Department of Transportation
  VIEW PDF (905 KB)
• U.S. National Space-Based PNT Update
  Mr. Stormy Martin, Director, National Coordination Office for Space-Based
  Positioning, Navigation, and Timing
  VIEW PDF (851 KB)
• History of the GPS Revolution on the Occasion of the 50th Anniversary of Gaining Initial Approval in December of 1973
  Dr. Bradford Parkinson, Edward Wells Professor, Emeritus, Aeronautics and Astronautics (Recalled), Co-Director, Center for Position, Navigation and Time, Stanford University
  "An Expurgated History of the GPS Revolution on the occasion of the 50th anniversary of its initial approval in December of 1973"
  By Bradford Parkinson - (There at the beginning), September 12, 2023
  DOWNLOAD, VIEW & LISTEN -> .MP4 VIDEO FILE (108.1 MB) (Note: Video stabilizes after 40 seconds)
  DOWNLOAD, LISTEN ONLY -> .M4A AUDIO FILE (46.2 MB)
• Origins of the Civil GPS Service Interface Committee (CGSIC).
  By Brent Renfro, The University of Texas Applied Research Labs (ARL-UT)
  DOWNLOAD, VIEW & LISTEN .MP4 VIDEO FILE (428.4 MB) -> Renfro-CGSICHistory_Revised.mp4.