... 2.1 Inertial measurement units.12 FUNDAMENTALS OF SATELLITE AND INERTIAL NAVIGATION Global Positioning Systems, Inertial Navigation, and Integration Global Positioning Systems, Inertial Navigation, ... (LD) system in most urban and suburban communities.9 Global Positioning Systems, Inertial Navigation, and Integration, Mohinder S. Grewal, Lawrence R. Weill, Angus P. AndrewsCopyright # 2001 ... xix Global Positioning Systems, Inertial Navigation, and Integration 1IntroductionThe ®ve basic forms of navigation are as follows:1. Pilotage, which essentially relies on recognizing landmarks...