The Navstar Global Positioning System - Softcover

Inhaltsangabe

1 The Science of Navigation.- What Is Navigation?.- A Typical Ground-Based Radionavigation System.- The Advantages of Space-based Transmitters.- The Transit Navigation Satellites.- Gravity Gradient Stabilization.- Disturbance Compensation Systems.- Compensating for Ionospheric Delays.- Compensating for Tropospheric Delays.- Navigation Techniques.- The Navstar Revolution.- Navstar Navigation Techniques.- The Navstar Clocks.- Practical Benefits for All Mankind.- 2 The Navstar GPS.- The Space Segment.- Signal Structure and Pseudorandom Codes.- Navigation Solutions.- Correcting for Relativistic Time Delays.- Correcting for Ionospheric and Tropospheric Delays.- Decoding the 50-Bit-Per-Second Data Stream.- The Various Families of Navstar Satellites.- The User Segment.- A Typical High-Performance 5-Channel Receiver.- Operating Procedures.- The Control Segment.- Inverting the Navigation Solution.- The Monitor Stations and The Master Control Station.- Field Test Results.- 3 Performance Comparisons for Today's Radionavigation Systems.- A Sampling of Today's Ground-based Navigation Systems.- Loran C/D.- Omega.- VOR/DME Tacan.- The Microwave Landing System.- Inertial Navigation.- JTIDS Relnav and PLRS.- Signpost Navigation Techniques.- A Sampling of Today's Space-based Navigation Systems.- Transit.- The Navstar Global Positioning System.- The French Argos.- Side-by-side Performance Comparisons.- 4 User-Set Architecture.- The Major Components of a Typical Navstar Receiver.- The Receiver Antenna and Its Associated Electronics.- The Tracking Loops.- Navigation Processor.- Power Supply.- Control-Display Unit.- Choosing the Proper User-set Architecture.- Performance Comparisons.- Selecting the Antennas.- Selecting the Proper Computer Processing Techniques.- Solving for the User's Position.- Computing and Interpreting the Geometrical Dilution of Precision.- Ranging Error Budgets.- Kalman Filtering Techniques.- 5 User-set Performance.- Accuracy Estimates for Various Methods of Navigation.- Performance Criteria to Consider when Purchasing a Navstar Receiver.- Receiver Design Choices.- Number of Channels and Sequencing Rate.- Access to Selective-availability Signals.- Available Performance Enhancement Techniques.- Computer Processing Capabilities.- Receiver Design Smart Card.- Today's Available Navstar Receivers.- Hand-held Receivers.- Commercially Available Navstar Chipsets.- 6 Differential Navigation and Pseudo-satellites.- Performance Comparisons: Absolute and Differential Navigation.- Special Committee 104's Recommended Data-exchange Protocols.- The Coast Guard's Differential Navigation System Tests.- Motorola's Mini Ranger Test Results.- COMSAT's Data Distribution Service for the Gulf of Mexico.- Wide-area Differential Navigation Services.- Pseudo-satellites.- Special Committee 104's Data Exchange Protocols for Pseudo-satellites.- Comparisons Between Differential Navigation and Pseudo-satellites.- 7 Interferometry Techniques.- The Classical Michaelson-Morley Interferometry Experiment.- Measuring Attitude Angles with Special Navstar Receivers.- Eliminating Solution Ambiguities.- Practical Test Results.- Using Interferometry to Fix Position.- Single, Double, and Triple Differencing Techniques.- The POPS Post-Processing Software.- Spaceborne Interferometry Receivers.- Motorola's Commercially Available Monarch.- Tomorrow's Generic Spaceborne Receivers.- 8 Integrated Navigation Systems.- Integrated Navigation.- Inertial Navigation.- Error Growth Rates.- Reinitialization Techniques.- Ring Laser Gyros.- Monolithic Ring Laser Gyros.- Fiber Optic Gyros.- Using the GPS for Testing Inertial Navigation Systems.- The Practical Benefits of Integrated Navigation.- Chassis-level Integration.- 9 Interoperability with Other Navigation Systems.- The Soviet Glonass.- The Glonass Specification Release at Montreal.- The Glonass Constellation.- Orbital Maneuvers for the Glonass Satellites.- Building Dual-capability GPS/Glonass Receivers.- Receiver Desig

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