Jie BAO, Xingtan LIU, Jianwu CHEN, Lin LI, Chunhui ZHAO. Error modeling and sensitivity analysis for space-borne InSAR baseline configuration measurement[J]. Optics and Precision Engineering, 2024, 32(1): 33

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- Optics and Precision Engineering
- Vol. 32, Issue 1, 33 (2024)

Fig. 1. Baseline measurement system of InSAR(one side)

Fig. 2. Baseline measurement system coordinates(right side)

Fig. 3. Baseline of dual antenna InSAR

Fig. 4. Error distribution and simulation flow chart

Fig. 5. Influence of installation angle of measuring device on length sensitivity

Fig. 6. Influence of installation angle of measuring device on angle sensitivity

Fig. 7. Synthesis simulation result of baseline measurement error
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Table 1. Definition of coordinate system
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Table 2. Coordinate transformation definition
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Table 3. Baseline length error sensitivity
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Table 4. Baseline angle error sensitivity
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Table 4. Baseline angle error sensitivity
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Table 5. Error distribution(B 1-T 1)

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