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Physical Augmentation Factor of Precision in Gnss

,  und   
21. Okt. 2022

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Figure 1.

Combination positioning diagram of the code pseudorange and the Doppler shift measurement
Combination positioning diagram of the code pseudorange and the Doppler shift measurement

Figure 2.

Improvement distribution of CAPS positioning performance with the PAFP. Subfigures (a) and (b) are corresponding to one signal and 4 signals transmitted from every satellite, respectively.
Improvement distribution of CAPS positioning performance with the PAFP. Subfigures (a) and (b) are corresponding to one signal and 4 signals transmitted from every satellite, respectively.

Figure 3.

Improvement effects of the PAFP in GPS
Improvement effects of the PAFP in GPS

Statistical results of the improvement of the PAFP

No. Min value of PAFP × conventional PDOP Max value of PAFP × conventional PDOP Mean value of PAFP × conventional PDOP
1 signal 1.33 3.54 1.89
4 signals 0.67 1.77 0.94
1,2,…,n-1,n signals 0.51 2.02 0.91
n,n-1,…,2,1 signals 0.61 2.27 0.96
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Englisch
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