HalfMoon Education Inc. Knowledge Gets You There

Presenter: Dr. Thomas H. Meyer

Recording Date:

Recording Location: Springfield, MA

Type: Downloadable MP3+PDF

Product Code: 16775

Product Number: 20 MAI2GNSS 1 17 MPDF LH

State-Specific Continuing Education Info:

This digital product is not available yet, but is available for pre-order. After purchasing, you will be notified when it has been released.


This audio recording is approximately 7 hours in length and is available for $269. Please refer to specific state licensing rules or certification requirements to determine if this learning method is eligible for continuing education credit.

How to Use

Downloadable self-study formats are available approximately 5 weeks after the date of the live event. Please allow up to 4 hours to download the audio file. This time varies greatly depending on internet speed.

The downloadable self-study package includes an MP3 format audio recording of a live seminar and a PDF of the manual that was distributed at the seminar. You will be required to download both the audio recording and the manual. The manual contains written materials prepared by the seminar speaker(s).

The audio file contains embedded number codes, which you are required to document and return to HalfMoon if you wish to obtain a certificate of completion for the program. The acceptance of self-administered continuing education activities vary widely between states and professions. Before undertaking any self-study effort, you should review the rules of your licensing/certifying entity.

HalfMoon Education guarantees its products. The self-study products are recorded from a live seminar and there are circumstances where an audio recording is not available. HalfMoon will contact you and issue a full refund if the product you ordered is not available. If you are not happy with a product you receive, you can return the product for a full refund. However, refunds will not be issued if completion certificates are requested.


Registration:                        8:00 - 8:30 am
Morning Session:                8:30 am - 12:00 pm
Lunch (On your own):         12:00 - 1:00 pm
Afternoon Session:             1:00 - 4:30 pm

Development of Global Navigation Satellite System (GNSS) Surveying

   What motivated the development of GNSS?
   What were the early efforts and what came of them?
   Terms and nomenclature
   System architecture
   Today’s GNSSs: GPS, Galileo, GLONASS, Compass, regional systems
   Example applications

GNSS Positioning

   Ranging with timing code and carrier phase

Timing Codes and Carrier Phase Details  

   What is a timing code?
   C/A code, P code
   Timing codes, time determination
   Navigation message
   The carrier phase observable and the integer ambiguity problem

Geodesy and GNSS  

   Reference systems, reference frames, datums
   Tectonics, time-dependent positioning

Error Budget and Differencing  

   System errors
   Geometric errors
   Environmental errors
   Dilutions of precision, ephemeris quality Error mitigation 
   Phase differencing

Observation Protocols  

   Tying to control


Dr. Thomas H. Meyer

University of Connecticut

Dr. Meyer is a professor in the Department of Natural Resources and the Environment at UConn’s College of Agriculture, Health and Natural Resources (CAHNR). He is a member of the American Society of Civil Engineers and the American Society for Photogrammetry and Remote Sensing, and he is a fellow and current president (2019) and past president (2016) of the American Association for Geodetic Surveying. Dr. Meyer is a past president (2006-2007) of the Geomatics Society of New England (previously known as the New England Section ACSM) and a member of the editorial boards of the Journal of Surveying Engineering and Surveying and Land Information Science. Dr. Meyer earned his Ph.D. degree from Texas A&M University (College Station, 1998) where he was a research associate in the Mapping Sciences Laboratory. He was named a UConn Teaching Fellow (2015), and he has taught geomatics courses at the graduate and undergraduate levels in geodesy, geographic information science, digital terrain modeling, spatial statistics and global navigation satellite system surveying. Dr. Meyer has authored an undergraduate-level geodesy textbook and numerous peer-reviewed papers about surveying and mapping and he teaches professional education seminars for surveyors throughout New England and the United States.