Global navigation satellite systems : new technologies and applications Global navigation satellite systems GNSS and their technology have advanced in the recent years and this revised and updated second edition provides a thorough understanding of the basic principles and techniques of GNSS analyzes all four active systems and explains clearly how each GNSS works. Because of its straightforward treatment of the subject readers gain an insight into the techniques trends and applications of GNSS and develop knowledge on selecting an appropriate GNSS instrument. Written for students and practitioners in Geoinformatics Geomatics Engineering Surveying and Remote Sensing and GIS this introductory and practical book includes questions and exercises in each chapter