This thoroughly revised edition of the Artech House bestseller, Introduction to GPS: The Global Position System, offers you an up-to-date, easy-to-understand treatment of this tremendously important technology. The second edition includes a wealth of brand new material, including a chapter on GPS satellite orbit and new coverage of today's hottest issues, such as precise point positioning and location based services. This one-of-a-kind resource offers you the knowledge you need for your work, without bogging you down with advanced mathematics. It addresses all aspects of the GPS, emphasizes GPS applications, examines the GPS signal structure, and covers the key types of measurement being utilized in the field today. You get an in-depth discussion on the errors and biases that affect GPS measurements, along with guidance on how to overcome them. Moreover, the book shows how the GPS can be used for a number of different accuracy levels. Datums, coordinate systems, and map projections are discussed in a simple manner, offering you a clear understanding of this widely misunderstood area. This unique reference also examines the integration of the GPS with other systems, and looks at future GPS modernization. Over 90 illustrations help clarify major topics throughout the book.
Table Of Contents
Introduction - Overview of GPS. GPS Segments. GPS Satellite Generations. Current GPS Satellite Constellation. Control Sites. GPS: the Basic Idea. GPS Levels of Service. Why Use GPS? GPS Details ? GPS Signal Structure. GPS Modernization. GPS Receiver Types. Time Systems. Pseudorange Measurements. Carrier-Phase Measurements. Doppler Measurements. Cycle Slips. Linear Combinations of GPS Observables. ; GPS Satellite Orbit - Motion of Space Objects. Ideal (Keplerian) Satellite Orbit. The Perturbed Satellite Orbit. Satellite Visibility. ; GPS Errors and Biases - GPS Ephemeris Errors. Selective Availability. Satellite and Receiver Clock Errors. Hardware Delay. Multipath Error. Antenna Phase Center Variations. Receiver Measurement Noise. Ionospheric Delay. Tropospheric Delay. Satellite Geometry Measures. ; GPS Positioning Modes ? GPS Point Positioning: The Classical Approach. GPS PPP. GPS Relative Positioning. Static GPS Surveying. Fast (Rapid) Static. Stop-and-Go GPS Surveying. RTK GPS. Real-Time Differential GPS. Real-Time vs. Postprocessing. Communication (Radio) Link. ; Ambiguity Resolution Techniques ? Antenna Swap Method. OTF Ambiguity Resolution. ; GPS Data, Products and Correction Services - GPS Data and Product Services. Maritime DGPS Service. WADGPS Systems. Multisite RTK System. ; GPS Standard Formats ? RINEX Format. SP3 format. RTCM SC-104 Standards for DGPS Services. NMEA 0183 Format. ; GPS Integration - GPS/Loran-C Integration. GPS/LRF Integration. GPS/Dead Reckoning Integration. GPS/INS Integration. GPS/Pseudolite Integration. GPS/Cellular Integration. ; GPS Applications ? GPS for Utilities Industry. GPS for Forestry and Natural Resources. GPS for Precision Farming. GPS for Civil Engineering Applications. GPS for Monitoring Structural Deformations. GPS for Open-Pit Mining. GPS for Land Seismic Surveying. GPS for Marine Seismic Surveying. GPS for Airborne Mapping. GPS for Seafloor Mapping. GPS for Vehicle Navigation. GPS for Transit Systems. GPS for Retail Industry. GPS for Cadastral Surveying. Waypoint Navigation (GPS Stakeout). ; Other Satellite Navigation Systems - The GLONASS System. Galileo (The European Global Satellite Navigation System). Chinese Regional Satellite Navigation System (Beidou System). The Japanese QZSS Satellite Navigation System. ; Appendix A: Geodetic Principles: Datums, Coordinate Systems and Map Projections. ; Appendix B: GPS Accuracy and Precision Measures. ; Appendix C: Useful Websites.;
Ahmed El-Rabbany is an associate professor at Ryerson University in Toronto, Canada. He is also an honorary research associate and an adjunct professor at the University of New Brunswick and York University, respectively. Dr. El-Rabbany holds a number of professional positions, including Geodesy Councilor to the Canadian Institute of Geomatics; Chair, International Federation of Surveyors (FIG) WG-4.2: Vertical Reference Surface for Hydrography; and Chair of the Toronto branch of the Canadian Institute of Geomatics. He has received numerous awards in recognition of his academic achievements, including two merit awards from Ryerson University, and is included in the International Directory of Experts - Satellite Navigation, issued by the American Biographical Institute. He has more than 20 years of research, instructional, and industrial experience, and holds a Ph.D. degree in GPS from the University of New Brunswick, Canada.