Southwest Jiaotong University Principles of the Global Positioning System Lecture 04 YUAN LInguo EmailIgyuan@163.com Dept of Surveying Engineering, Southwest Jiaotong University Today's Lecture Examine specifics of GPS signals Multiple modulations on same carrier signal Structure of signals GPS receiver operation and satellite acquisition Principles of the Global Positioning System 2005-3-18(21 Principles of the Global Positioning System Lecture 04 YUAN Linguo Email: lgyuan@163.com Dept. of Surveying Engineering, Southwest Jiaotong University Principles of the Global Positioning System 2005-3-18 2 Today’s Lecture ¾ Examine specifics of GPS signals ¾ Multiple modulations on same carrier signal ¾ Structure of signals ¾ GPS receiver operation and satellite acquisition