3. EGNOS, Europe
The chapter covers the concept of GNSS (Global Navigation Satellite System) technology, its various applications, accuracy factors, potential errors, and the functionalities of different SBAS systems like EGNOS, GAGAN, and SDCM. It emphasizes the evolution of surveying and navigation methodologies due to advances in GNSS technology and its integration into various sectors including aviation, agriculture, and defense.
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3.4.12.9Defense
This section discusses the application of GNSS technology in defense,...
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References and Suggested ReadingReferences And Suggested Reading
What we have learnt
- GNSS technology improves positioning accuracy and reliability across diverse applications.
- Different SBAS systems provide vital corrections and enhancements to GNSS signals.
- Understanding GNSS errors and their sources is crucial for improving measurement quality.
Key Concepts
- -- GNSS
- Global Navigation Satellite System; provides accurate positioning and timing information globally.
- -- SBAS
- Satellite-Based Augmentation System; enhances the accuracy and integrity of GNSS signals.
- -- DOP
- Dilution of Precision; a measure of the geometric strength of satellite configuration affecting GNSS positioning accuracy.
- -- Multipath Error
- Error caused by GNSS signals reflecting off surfaces like buildings before reaching the receiver, resulting in inaccurate measurements.
- -- Accuracy Levels
- Different levels of positioning accuracy achievable with GNSS, influenced by techniques and equipment used.
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