论文部分内容阅读
根据自由空间光通信的特点 ,在理论分析和数值仿真的基础上提出了适用于星间光通信的长波长光发送机方案 .针对星间光通信对误码率的要求分析了大信号、高泵浦功率条件下 EDFA中放大的自发辐射 ( ASE)对系统信噪比增益的影响并通过计算给出了在 OOK调制方式下光发送机天线口径的最优范围
According to the characteristics of free space optical communication, a scheme of long wavelength optical transmitter suitable for inter-satellite optical communication is proposed based on theoretical analysis and numerical simulation.For the requirement of bit error rate in interstellar optical communication, large signal, high The influence of amplified spontaneous emission (ASE) on the signal-to-noise ratio gain of the system under the pump power condition and the optimal range of the optical transmitter antenna aperture under the OOK modulation mode