Journal of Infrared and Millimeter Waves, Volume. 44, Issue 3, 413(2025)
Waveform frequency domain matching-based positioning method for satellite-borne LIDAR footprints
Fig. 2. Flowchart of multi-footprint joint solution based on frequency-domain waveform matching
Fig. 3. The area of footprint 142: (a) DEM; (b) correlation coefficient contours
Fig. 4. Frequency-domain analysis of simulated and GF-7 waveforms at minimum value: (a) amplitude difference; (b) spectrum difference modulus
Fig. 5. Frequency-domain analysis of selected simulated and GF-7 waveforms: (a) amplitude difference; (b) spectrum difference modulus
Fig. 6. The area of footprint 408: (a) DSM; (b) correlation coefficient contours
Fig. 7. Frequency-domain analysis of simulated and GF-7 waveforms at minimum value: (a) amplitude difference; (b) spectrum difference modulus
Fig. 8. Results of multi-footprint spectrum difference modulus matrix overlay: (a)footprint 54-302; (b)footprint 306-350; (c)footprint 351~409; (d)footprint 136~323; (e)footprint 325~385; (f)footprint 54~350; (g)footprint 136-385; (h)footprint 306-409; (i)footprint 54~409
Fig. 9. Results of multi-footprint PCC matrix overlay: (a)footprint 54~302; (b)footprint 306~350; (c)footprint 351~409; (d)footprint 136~323; (e)footprint 325~385; (f)footprint 54~350; (g)footprint 136~385; (h)footprint 306~409; (i)footprint 54~409
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Si-Han ZHOU, Pu-Fan ZHAO, Qi-Jin HAN, Chao LUAN, Jian YANG, Heng WANG, Yue MA, Hui ZHOU, Song LI. Waveform frequency domain matching-based positioning method for satellite-borne LIDAR footprints[J]. Journal of Infrared and Millimeter Waves, 2025, 44(3): 413
Category: Infrared Optoelectronic System and Application Technology
Received: Sep. 3, 2024
Accepted: --
Published Online: Jul. 9, 2025
The Author Email: Song LI (ls@whu.edu.cn)