概述了激光器的线宽理论。
[据化合物半导体网站2011年11月25日报道]NeoPhotonics公司正提高其用于相干DWDM系统的可调谐窄线宽激光器的生产量，这些激光器用在传输速度高达40Gbps和100Gbps的相干系统中。
The firm is responding to increased demand for its narrow linewidth tuneable lasers for coherent DWDM systems used in high speed 40 and 100 Gbps coherent systems.
研制出一种新颖的窄线宽、单偏振输出全光纤环形激光器，并给出了这种激光器的结构和技术性能参数。
A narrow linewidth single polarized all fiber ring laser has been fabricated. The structure and the technical parameters are presented.
进行了窄线宽光纤激光器的温度稳定性实验研究。
The experiment on the stability of laser linewidth has been performed.
在一定的条件下，该方法是可以对单纵模光纤激光器的输出线宽进行测量的。
Under certain conditions, this method can measure the output linewidth of single longitudinal mode fiber laser.
对分布布拉格反射(DBR)的透射特性进行了分析，制作了一个单频窄线宽掺镱光纤dbr激光器。
The characteristics of distributed Bragg reflector (DBR) cavity are analyzed. A narrow-linewidth single-frequency ytterbium-doped fiber DBR laser is fabricated.
而采用推挽式探头设计结构，由于两臂等长可以降低传感器对激光器线宽的要求，采用普通的激光光源就可以满足要求，拓展了系统的实用性。
The use of push-pull probe can lower the demand of laser linewidth in optical fiber sensors, so we can use normal laser in optical fiber sensors and spread practicability of the system.
实验研究了可调dBR激光器的光谱特性，并分析了驱动电流噪音对可调d BR激光器线宽的影响。
In experiment, we research the optical spectrum and analyze the influence of driven current noise on optical spectrum linewidth of tunable DBR laser.
介绍了作者在测量单纵模激光器线宽参数的过程中，研制的马赫-曾德尔光纤干涉仪，并给出了实验结果。
This paper introduces the development of fiber-optic Mach-Zehnder interferometer during measuring linewidth parameter of single-frequency lasers, and the experiment result has been given.
通过对激光的电噪声的测量可以监测激光器的诸多参数和特性，如弛豫频率，谱线宽度，阈值电流，模式跳变及输出光功率是否稳定等。
We can monitor many parameters and characteristics by measuring TEN, such as surge frequency, spectrum width, threshold current, mode jump and stability of output light power.
本文用量子力学的方法求得了外腔半导体激光器（LD）的线宽，给出了抑制LD线宽的最佳反馈条件。
The linewidth of an external cavity semiconductor laser(LD) is presented quantum-mechanically. The best feedback conditions are given for the suppression of LD linewidth.
本文区分和研究外腔半导体激光器的两种窄谱机制，从而简捷地得出了其线宽公式。
The two kinds of the linewidth-narrowing mechanisms in external cavity semiconductor lasers are differentiated and studied, then the spectral linewidth formula is simply. obtained.
本文用半经典理论研究了负频反馈（NFFB）半导体激光器的FM和AM噪声。在适当的条件下，FM噪声（线宽）可用NFFB技术得到极大的抑制。
The FM noise and AM noise of a negative frequency feedback (NFFB) semiconductor laser(LD)are presented. The FM noise (linewidth)can be reduced greatly by NFFB technique under proper conditions.
重点分析了激光器方程中的线宽增长因子和光纤通信系统中啁啾参数的一致性；
The consistence between linewidth broadening factor and chirp parameter in optical fiber communication system is analyzed emphatically.
重点介绍脉冲式染料激光器的波长覆盖范围及用光栅和法布里-珀罗标准具压缩谱线宽度等研究工作、实验结果及测试方法。
Emphasis is put on the experimental research on its tunable range and the bandwidth narrowing with a diffraction grating and a Fabry-Perot etalon.
本文提出了一种具有新型结构、可应用于DWDM系统的波长间隔均匀且分立可调谐的窄线宽光纤激光器。
A novel configuration of the tunable fiber laser with uniform wavelength spacing in dense wavelength division multiplexing (DWDM) application is proposed.
该系统基于迈克尔逊干涉仪结构，以窄线宽光纤激光器为光源，采用相位载波零差解调方案实现信号的还原。
The system is based on Michelson interferometer. It USES a fiber laser with narrow linewidth as light source, and adopts homodyne demodulation with phase generated carrier scheme to restore signal.
仿真结果表明，本文提出的方案不仅增强了相干式光ofdm系统对激光器线宽的承受能力，而且能够有效抵抗光纤非线性的干扰。
Simulations show that our schemes can not only enhance laser linewidth tolerance of the CO-OFDM system, but also present strong robustness against fiber nonlinearity.
依照调谐元件和腔结构参数来计算激光输出线宽、单脉冲输出能量，并由此来选择激光器的结构设计。
Output linewidth and energy in single pulse of laser is computed by using parameter of tunable elements and cavity construction, and the construction design is based on it.
饱和吸收晶体用于钕玻璃激光器调Q，同样具有简便、效率高，长期使用稳定的特点。特别是大大地压缩了输出谱线宽度。
LiF:F2- crystals have the advantages of high efficiency, convenience and stability when they are used for Q-switching of Nd glass lasers and the linewidth narrowing can be achieved in particular.
饱和吸收晶体用于钕玻璃激光器调Q，同样具有简便、效率高，长期使用稳定的特点。特别是大大地压缩了输出谱线宽度。
LiF:F2- crystals have the advantages of high efficiency, convenience and stability when they are used for Q-switching of Nd glass lasers and the linewidth narrowing can be achieved in particular.
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