[1] Zhao Jing, Zhao Shanghong, Li Yongjun, et al. Advance on data relay technology for inter-satellite laser links[J]. Infrared and Laser Engineering, 2013, 42(11): 3103-3110. (in Chinese)

[2] Cheng Hongwei, Chen Erhu. Development and enlightenment of data-relay satellite systems using laser links abroad[J]. Infrared and Laser Engineering, 2012, 41(6): 1571-1574. (in Chinese)

[3] Tatsuyuki Hanada, Shiro Yamakawa, Hiroki Kohata. Study of optical inter-orbit communication technology for next generation space data-relay satellite[C]//SPIE, 2011, 7923: 79230B．

[4] Nikos Karafolas, Stefano Baroni. Optical satellite networks[J]. Journal of Lightwave Technology, 2000, 18(12): 1792-1806.

[5] Wu Jili, Zhao Shanghong, Li Yongjun, et al. Capacity dimensioning for LEO-mesh optical satellite network[J]. Acta Electronica Sinica, 2010， 38(12): 2713-2717. (in Chinese)

[6] Li Yongjun, Zhao Shanghong, Wu Jili, et al. Demonstration system design of double-layered optical satellite network[J]. Infrared and Laser Engineering, 2011, 40(10): 1974-1978. (in Chinese)

[7] Zhao Jing, Zhao Weihu, Li Yongjun, et al. Scheduling algorithm for data relay satellite with microwave and laser hybrid links[J]. Chinese Journal of Lasers, 2013, 40(10): 138-145. (in Chinese)

[8] Wang Jiasheng. Proposal for developing China′s data relay satellite system[J]. Spacecraft Engineering, 2011, 20(2): 1-8. (in Chinese)

[9] Liu Zhenxia, Ma Zhiqiang, Qian Yuan, et al. SPC digital exchange technology[M]. 2nd ed. Xi′an: Xidian University Press, 2013: 99-101. (in Chinese)