Yang CAO, Wenjun XING, Xiaofeng PENG, Chaoyuan BAO. Research on Routing Algorithms for Satellite Optical Networks under Space Debris Interference[J]. Acta Photonica Sinica, 2024, 53(2): 0206004
- Acta Photonica Sinica
- Vol. 53, Issue 2, 0206004 (2024)
Fig. 1. Structure of the polar orbit constellation
Fig. 2. Two-dimensional topology of polar orbiting satellite networks
Fig. 3. Source-destination node data propagation direction diagram
Fig. 4. Single-node element
Fig. 5. Flowchart of the DE-LS algorithm
Fig. 6. 48/6/30 Constellation model structure
Fig. 7. Trajectories of the satellites of the polar orbiting satellite network
Fig. 8. The state of motion of a fragment at a moment
Fig. 9. Visibility of 95 links in the network at a given moment（inter-satellite visibility）
Fig. 10. Cost of satellite 21 with four neighbouring satellites under Dijkstra's algorithm
Fig. 11. Cost of satellite 21 to four adjacent satellites under DE-LS algorithm
Fig. 12. Satellite 21 and Satellite 25 routing hops
Fig. 13. Satellite 21 and Satellite 55 routing hops
Fig. 14. Satellite 21 and Satellite 25 transmission time delay
Fig. 15. Satellite 21 and Satellite 55 transmission time delay
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Table 1. Linear propagation
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Table 2. Slash propagation
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Table 3. Simulation environment parameter setting
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