Infrared and Laser Engineering, Volume. 50, Issue 8, 20200408(2021)
Development review of satellite laser ranging data processing technology
Figures & Tables(10)
Fig. 2. Lageos-1 initial SLR observation data from Herstmonceux station
Fig. 4. Lageos-1 observation data with screening processing method for Changchun station. (a) Pre-treatment; (b) Post-treatment
Fig. 5. SLR data generated by various data processing algorithm. (a) Histogram method; (b) Possion filtering method
Fig. 6. Topex SLR observation data generated by spline difference method. (a) Pre-treatment; (b) Post-treatment
Fig. 8. Ajisai SLR data generated by Graz station filtering method[39]
Table 1. Advantage and disadvantage of various histogram methods
View tableView in ArticleTable 1. Advantage and disadvantage of various histogram methods
Name Advantage Disadvantage 1 Graz echo identfying algorithm Human machine interface, simple to operate Low detection rates for high-orbit sateliltes 2 SLR2000 correlation algorithm Highly flexible and efficient for dealing massive observation data Sensitive to the range window and low automation 3 N/M algorithm More adaptive, especially for low S/N ratio Complicated calculation and poor real-time performance
Table 2. SLR data generated by post-treatment and Possion filtering
View tableView in ArticleTable 2. SLR data generated by post-treatment and Possion filtering
Number Satellite Echo points by post-treatment Echo points by Possion filtering Observation arc length/s 1 Ajisai 430 159 171.25 2 Jason-1 600 298 349.75 3 Stella 347 119 268.57 4 BE-C 723 372 316.87 5 ERS-1 284 97 144.50
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Ning An, Bowen Guan, Yilun Zhang, Jian Gao, Guanyu Wen, Xue Dong, Lei Ma, Cunbo Fan. Development review of satellite laser ranging data processing technology[J]. Infrared and Laser Engineering, 2021, 50(8): 20200408
Paper Information
Category: Lasers & Laser optics
Received: Dec. 5, 2020
Accepted: --
Published Online: Nov. 2, 2021
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