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Chapter and Conference Paper
Performance Analysis of Real-Time BDS Clock Estimation with Different Orbit Accuracy
Based on un-differenced model of clock estimation, the mathematic model of real-time clock estimation influenced by orbit error is derived, and then the estimation accuracy of BDS real-time clock and real-time...
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Chapter and Conference Paper
An Enhanced Global Positioning Technology and Precision Verification of BDS
Precise point positioning (PPP) technology is a positioning enhancement technique that can cover a large area and reduce the cost of positioning. With the support of real-time precise orbit and clock offset pr...
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Chapter and Conference Paper
Study on Intelligent Setting of Initial Alignment for GNSS/INS Integration
The main purpose of inertial navigation system (INS) alignment is attitude initialization. Alignment precision and alignment time affect the performance of navigation solution directly. Alignment can be static...
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Chapter and Conference Paper
Design and Implementation of GNSS-R Software Receiver Based on FFT
The advantages of software receiver are its flexibility, better performance on system update and algorithm optimization. This paper mainly focused on study a software receiver which could be used in GNSS-R res...
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Chapter and Conference Paper
The Design and Implement of the Cold Spare Parts Simulation Test System
In an GEO ground application system for satellite navigation, there are some hidden trouble for cold spares because of not accessing the system usually. So a power-off test environment is proposed with some of...