[1] [1] BERNARD L E, DAVID J I. Update on NASA’s Laser Communica-

          tions Relay Demonstration Project [C]//15th International Conference on Space Operations, May 28-June 1, 2018, Marseille, France. Marseille: AIAA, 2018: 1055-1065 .

[2] [2] BERNARD L E, DAVID J I, SEEMA K V. Latest Changes to NASA’s Laser Communications Relay Demonstration Project [C]// SPIE Photonics West 2018 Conference, January 27-February 1, 2018, San Francisco, United States. Bellingham: International Society for Optical Engineering, 2018. DOI: 10.1117/12.2285221.

[4] [4] BERNARD L E, DAVID J I. Overview of the Laser Communications Relay Demonstration Project [C]//12th International Conference on Space Operations, June 11-15, 2012, Stockholm, Sweden. Stockholm: AIAA, 2013: 1-11.

[5] [5] JAMIE W B, STEPHEN D C, ALLEN D P, et al. Design of an Inertially Stabilized Telescope for LLCD [J]. SPIE, 2011, 7923: 79230L-1-79230L-1-8.

[6] [6] tems and Applications, May 7-9, 2014, Kobe, Japan. Kobe: IEEE, 2014: S6-1-1-S6-1-10.

          BERNARD L E, DAVID J I, DONALD E W. A Space Based Optical Communications Relay Architecture to Support Future NASA Science and Exploration Mission [C]//International Conference on Space Optical Sys-

[8] [8] ROBERTS W T, ANTSOS D, CROONQUIST A, et al. Overview of Optical Ground Station 1 of the NASA Space Communications and Navigation Program [J]. SPIE, 2016, 9739: 1-18.

[9] [9] JOHN D M, KEITH E W. The architecture of the laser communications relay demonstration ground stations: an overview [J]. SPIE, 2013, 8610: 1-9.

[10] [10] IOAG. Optical Link Study Group Final Report [R]. Washinton: Intera-

          gency Operations Advisory Group, 2012: 1-54 .

[11] [11] ROBERTS W T, PIAZZOLLA S. LCRD Optical Ground Station 1 [C]//International Conference on Space Optical Systems and Applications, November 14-16, 2017, Okinawa, Japan. Okinawa: IEEE, 2017: 82-88.

[12] [12] DAVID J I, BERNARD L E, JOHN W S. Laser Communications Relay Demonstration (LCRD) Update and the Path towards Optical Relay Operations [C]// 2017 IEEE Aerospace Conference, March 4-11, 2017, Montana, USA. Montana: IEEE, 2017: 1859-1864.

[13] [13] BERNARD L E, DAVID J I, ARMEN C, et al. A Day in the Life of the Laser Communications Relay Demonstration Project [C]//14th International Conference on Space Operations, May 16-20, 2016, Daejeon, Korea. Daejeon: AIAA, 2016: 1-13.

[14] [14] space Conference, March 2-9, 2019, Montana, USA. Montana: IEEE, 2019: 1-9.

          ELIZABETH A PARK, DONALD C, DAVID J I. NASA’s Next Generation ≥100 Gb/s Optical Communications Relay [C]//IEEE Aero-