本文提出一种采用光强度调制非线性外差检测的传输方案。
This paper presents an optical communication system algorithm with intensity modulation and nonlinear heterodyne detection.
本文介绍了由普通单模光纤构成的全光纤光外差检测系统的基本原理和实验研究结果。
The principle and experimental results of all-fibre optical heterodyne sys-tem, in which ordinary single mode fibres are used, are presented.
传感器利用注入结电流直接调频的半导体激光(LD)产生外差干涉，从而实现了干涉相位的线性检测。
A heterodyne interference is caused by a frequency modulation of a laser diode (LD) with a ramp injection current, and a linear phase detection is realized.
讨论了微波外差式光纤布里渊传感系统的信号检测原理、参数选择和系统性能。
The signal detection principle, preferences and the system performance are discussed in optical fiber Brillouin sensing system based on microwave heterodyne technique.
讨论了微波外差式光纤布里渊传感系统的信号检测原理、参数选择和系统性能。
The signal detection principle, preferences and the system performance are discussed in optical fiber Brillouin sensing system based on microwave heterodyne technique.
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