Chinese Optics, Volume. 18, Issue 3, 429(2025)
Research progress of space laser communication networking technology
Fig. 1. Applications of laser communication technology in a spatial information network
Fig. 2. Laser communication technology corresponding to the OSI seven-layer model communication subnet
Fig. 3. Point-to-multipoint laser communication technology solutions
Fig. 4. Point-to-multipoint laser communication terminal structure solution
Fig. 5. Schematic diagram of point-to-multipoint laser communication system. (a) Multi-beam splitter superimposed antenna structure[24]; (b) concentric spherical lens antenna structure scheme[24]; (c) double light wedge prism[23]; (d) rotating parabolic antenna structure scheme[25]; (e) a point-to-multipoint simultaneous laser communication system based on a rotating paraboloid structure[25]; (f) four-beam tracking system[26]; (g) the integrated laser measurement and transmission system between point-to-multipoint satellites[27]
Fig. 6. Prototype photo of point-to-multipoint simultaneous laser communication system
Fig. 7. (a) System composition diagram, (b) node layout, and (c) test site map of one-to-two-point simultaneous laser communication field test
Fig. 8. The development process of optical switching technology at the Xi'an Institute of Optics and Mechanics (CAS)
Fig. 10. Statistical graph of laser communication networking application
Fig. 11. (a) Schematic diagram of the transformational satellite communication (TSAT) plan[40] and (b) schematic diagram of the space-based adaptive communication node (Space-BACN) plan
Fig. 15. Schematic diagram of ORCLE laser communication terminal links[74]
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Zhi LIU, Qing-fang JIANG, Shu-tong LIU, Shao-qian TIAN, Ling-yun ZHU, Xian-zhu LIU, Jia-xin YU, Jian-tong ZHAO, Hai-feng YAO, Ke-yan DONG. Research progress of space laser communication networking technology[J]. Chinese Optics, 2025, 18(3): 429
Category: Review
Received: Aug. 18, 2023
Accepted: --
Published Online: Jun. 16, 2025
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