Impact of local oscillator power on SNR in space coherent optical communications

Kong Yingxiu; Ke Xizheng; Yang Yuan

doi:10.3788/irla201645.0222002

[1] Chan V W S. Optical space communications[J]. IEEE Journal on Selected Topics in Quantum Electronics, 2000, 6(6): 959-975.

[2] Pan Jingyan, Wu Shuangyang. Wind measurement techniques of coherent wind lidar[J]. Infrared and Laser Engineering, 2013, 42(7): 1720-1724.

[3] Kikuchi K. Coherent transmission systems[C]//European Conference on Optical Communication, 2008: 1-39.

[4] Lange R, Smutny B, Wandernoth B, et al. 142 km, 5.625 Gbps free-space optical link based on homodyne BPSK modulation[C]//SPIE, 2006, 6105: 61050A-1-61050A-9.

[5] Jiang Chenghao, Yang Jinhua. Schematic design and simulation of new Doppler imaging laser radar[J]. Infrared and Laser Engineering, 2014, 42(2): 411-416. (in Chinese)

[6] Zhang Yan, Shi Xiaoding. Image simulation of synthetic aperture ladar based on the heterodyne detection[J]. Infrared and Laser Engineering, 2013, 42(8): 2027-2031. (in Chinese)

[7] J Fred Holmes, Badih J Rask. Optimum optical local oscilator power levels for coherent detection with photodiodes[J].Applied Optics, 1995, 34(6): 927-933.

[8] Li Yanchao, Gao Long. Optimum optical local oscillator power levels impact on signal-to-noise ratio in heterodyne[C]//Photonics and Optoelectrnoc IEEE, 2010, 5504186: 1-3.

[9] Zheng Yang, Zheng Jianping. Research on optimum local oscillator laser power of the space coherent laser communication[C]//SPIE, 2013, 8906: 89060H-1-89060H-4.

[10] Wang Qingzheng, Hu Yu, Lin Chongjie. Photoelectric Detection Technology[M]. Beijing: Publishing House of Electronics Industry, 1994: 205-206. (in Chinese)

[11] Rod G Frehlich. Estimation of the nonlinearity of a photodetector[J]. Applied Optics, 1992, 31(28): 5926-5929.