John Betz , Ph.D.
John Betz , Ph.D., is a MITRE Fellow Emeritus at The MITRE Corporation. He has contributed to the design of modernized signals including the GPS M-signal and L1C signal, to aspects of receiver processing for modernized signals, and also to systems engineering for GNSS modernization. He has been a key contributor to ongoing technical discussions between the U.S. and other nations developing their own satellite-based navigation and timing (satnav) systems. He is a fellow of the Institute of Navigation (ION) in 2006 and the IEEE, and was a member of the United States Air Force Scientific Advisory Board for eight years, including three years as its chairman. He has received the ION’s Burka Award, Thurlow Award, and Kepler Award. He also was recognized by the International Institute of Associations of Navigation with its John Harrison Award and has been inducted into the GPS Hall of Fame. He is a member of the U.S. National Space-Based Positioning, Navigation, and Timing Advisory Board. His publications include Engineering Satellite-Based Navigation and Timing: Global Navigation Satellite Systems, Signals, and Receivers, Wiley-IEEE Press, 2015.
Franck Boynton is the vice president and chief technical officer at NavtechGPS and heads its product division, which sells hundreds of GNSS/GPS-related product, including hardware and software and GNSS reference materials. He has 25+ years experience in the testing, operation and sale of GNSS receivers, antennas, boards, data link products and associated equipment. He is certified by several manufacturers for sales, operation and training on high accuracy receiver systems and OEM products. He specializes in custom system development, design and implementation of high performance GNSS components. Franck won a best paper”award at the ION GNSS 2003 meeting for GPS applications.
Christopher Hegarty, D. Sc.
Christopher Hegarty, D. Sc., is a director with The MITRE Corporation, where he has worked mainly on aviation applications of GNSS since 1992. He is currently the chair of the Program Management Committee of RTCA, Inc., and co-chairs RTCA Special Committee 159 (GNSS). He served as editor of NAVIGATION: The Journal of the Institute of Navigation from 1997-2006, and as president of The Institute of Navigation (ION) in 2008. He was a recipient of the ION Early Achievement Award in 1998, the U.S. Department of State Superior Honor Award in 2005, the ION Kepler Award in 2005, the Worcester Polytechnic Institute Hobart Newell Award in 2006, the RTCA Achievement Award in 2014, and the GPS World Leadership Award in 2017. He is a fellow of both the ION and IEEE, and a co-editor/co-author of the textbook Understanding GPS/GNSS: Principles and Applications, 3rd edition.
Stephen Heppe, D.Sc.
Stephen Heppe, D.Sc., operates Telenergy, Inc., an engineering consulting firm specializing in telecommunications, navigation, spectrum management and product integration. He received his BSEE/CS from Princeton University in 1977 and his master’s and doctorate from The George Washington University in 1982 and 1989, respectively. Dr. Heppe has been working with GPS and GNSS since 1980. He led SC159/WG6 from 1993 through 1997 (first version of DO-235). Participating in RTCA, ICAO, and the ITU, he has also supported the development of standards for WAAS, SCAT-I and GBAS, as well as ADS-B and VHF Data Link Mode 4. Dr. Heppe was the communications lead on an early DGPS precision approach demonstration for the U.S. Navy. While working at Insitu, Inc., he developed a ship-borne moving-reference RTK system for recovery of the ScanEagle UAV. Dr. Heppe is a member of the IEEE, the RTCA and The Institute of Navigation.
Alan J. Pue, Ph.D.
Alan J. Pue, Ph.D., (Retired) was the chief scientist of the Air and Missile Defense Sector at The Johns Hopkins University Applied Physics Laboratory (JHU/APL). Since 1974, he has worked at JHU/APL on a wide variety of guidance, control, and navigation projects, including automated ground vehicle control research, space telescope pointing control, and missile guidance, navigation, and control. He has frequently consulted and served on engineering review boards or has led concept developments for major acquisition programs. He is now a member of the Air Force Scientific Advisory Board. For over 30 years, Dr. Pue has been a graduate lecturer on Linear Systems Theory and Control System Design Methods for The Johns Hopkins University.
Michael Vaujin is an aerospace, navigation and defense consultant currently working for an aerospace engineering firm in Tucson, Arizona. He has over 30 years of experience in the fields of navigation and data fusion, and has designed aided strapdown solutions for land, sea, and airborne platforms using munition, tactical and navigation grade IMUs. He received his B.S.E.E. from the University of Florida in 1987 and his M.S.E.E. degree from the University of South Florida in 1991. During his 16 years at Honeywell Aerospace, he was awarded five patents in aided navigation. At the 2010 Institute of Navigation GNSS conference, he was asked to present at a special panel celebrating the 50th anniversary of the invention of the Kalman filter.