04862nam 2200589Ia 450 991081180650332120200520144314.01-61209-808-8(CKB)2560000000070398(EBL)3019105(SSID)ssj0000466673(PQKBManifestationID)12201958(PQKBTitleCode)TC0000466673(PQKBWorkID)10466206(PQKB)11397256(MiAaPQ)EBC3019105(Au-PeEL)EBL3019105(CaPaEBR)ebr10662912(OCoLC)704294188(EXLCZ)99256000000007039820090310d2009 uy 0engur|n|---|||||txtccrAdvanced Galileo and GPS receiver techniques enhanced sensitivity and improved accuracy /Andreas Schmid1st ed.New York Nova Science Publishersc20091 online resource (249 p.)Electrical engineering developments seriesDescription based upon print version of record.1-60741-346-9 Includes bibliographical references and index.Intro -- ADVANCED GALILEO AND GPS RECEIVERTECHNIQUES: ENHANCED SENSITIVITYAND IMPROVED ACCURACY -- ADVANCEDGALILEOANDGPSRECEIVERTECHNIQUES:ENHANCEDSENSITIVITYANDIMPROVEDACCURACY -- Contents -- Acknowledgments -- Abstract -- Introduction -- Known Methods to EnhanceSensitivity -- 2.1. Assisted Satellite Navigation -- 2.2. Single Shot Positioning -- 2.3. Highly Parallel Correlation -- 2.4. Noncoherent Integration -- 2.5. Combined Galileo and GPS Reception -- 2.6. Conclusion -- Differential Correlation -- 3.1. Galileo/GPS Signal Specification -- 3.2. Down-Conversion and Doppler Compensation -- 3.3. Despreading and Coherent Integration -- 3.4. Differential Correlation Mean -- 3.5. Differential Correlation Variance -- 3.6. Synchronization Detection -- 3.7. Detection Threshold -- 3.8. Differential Correlation Sensitivity -- 3.9. Coherent Integration Sensitivity -- 3.10. Noncoherent Integration Sensitivity -- 3.11. Sensitivity Gain -- 3.12. Code Phase Estimation -- 3.13. Early-Late Discrimination Function -- 3.14. Differential Correlation Accuracy -- 3.15. Noncoherent Integration Accuracy -- 3.16. Accuracy Improvement -- 3.17. Conclusion -- Adaptive Detection Threshold -- 4.1. Attenuation Mitigation -- 4.2. Detection Threshold Adjustment -- 4.3. Cross-Correlation Mitigation -- 4.4. Attenuation Estimation -- 4.5. Differential Correlation Sensitivity -- 4.6. Noncoherent Integration Sensitivity -- 4.7. Sensitivity Gain -- 4.8. Conclusion -- Frequency Offset Correction -- 5.1. Frequency Deviation Feedback -- 5.2. Open Loop Frequency Estimation Accuracy -- 5.3. Feedback Loop -- 5.4. Magnitude Reception Sensitivity -- 5.5. Inphase Reception Sensitivity -- 5.6. Sensitivity Gain -- 5.7. Magnitude Positioning Accuracy -- 5.8. Inphase Positioning Accuracy -- 5.9. Accuracy Improvement -- 5.10. Conclusion -- Phase Mismatch Correction -- 6.1. Signal Rotation.6.2. Phase Estimation Accuracy -- 6.3. Magnitude Reception Sensitivity -- 6.4. Inphase Reception Sensitivity -- 6.5. Sensitivity Gain -- 6.6. Magnitude Positioning Accuracy -- 6.7. Inphase Positioning Accuracy -- 6.8. Accuracy Improvement -- 6.9. Conclusion -- Adaptive Integration Interval -- 7.1. Integration Number Adjustment -- 7.2. Magnitude Reception Sensitivity -- 7.3. Inphase Reception Sensitivity -- 7.4. Sensitivity Gain -- 7.5. Magnitude Positioning Accuracy -- 7.6. Inphase Positioning Accuracy -- 7.7. Accuracy Improvement -- 7.8. Conclusion -- Multipath Fading Mitigation -- 8.1. Fading Adaptation -- 8.2. Optimal Detection Threshold -- 8.3. Reception Sensitivity -- 8.4. Conclusion -- Semiconductor ImplementationCharacteristics -- 9.1. Digital Baseband Processing -- 9.2. Analog to Digital Conversion -- 9.3. Despreading -- 9.4. Coherent Accumulation -- 9.5. Differential Product -- 9.6. Differential Accumulation -- 9.7. Squared Magnitude -- 9.8. Noncoherent Accumulation -- 9.9. Conclusion -- Conclusion -- Acronyms, Mathematical Symbols,and Variables -- Acronyms -- Mathematical Symbols -- Latin Variables -- Greek Variables -- References -- Publications -- Index.Electrical Engineering DevelopmentsGPS receiversGlobal Positioning SystemGalileo satellite navigation systemGPS receivers.Global Positioning System.Galileo satellite navigation system.621.384/191Schmid Andreas1964-1657471MiAaPQMiAaPQMiAaPQBOOK9910811806503321Advanced Galileo and GPS receiver techniques4010943UNINA