extinction ratio

An instrument with three wavelengths for measuring the extinction ratio of laser crystal is described.

介绍一种三波长的激光晶体消光比测试仪.

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The specifications of the intensity modulator at 1.3 μ m involved with extinction ratio better than 25 dB, and low drive voltage, and wide operation band width and so on.

该强度调制器工作于1.3μm，具有大于25dB的消光比、低驱动电压、宽工作带宽的特点。

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This model was used to analyze gain-clamping characteristic and the extinction ratio of wavelength-converted signal.

使用该模型分析了增益钳制特性和转换后信号的消光比.

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The gain clamping character of LOA was simulated. The extinction ratio, chirp and eye opening ratio of converted signal were calculated for different power and rate of input signal.

仿真了LOA的增益钳制特性，模拟计算了信号光功率和速率对转换后信号的消光比、啁啾和眼图张开度的影响。

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Theoretic and experimental analysis indicate the improved system can avoid using the birefringent phase modulator, reduce the require of the polarizer extinction ratio and phase modulator.

理论和实验分析表明该新型结构能够避免双折射相位调制器的使用，使得系统降低了对相位调制器的要求，同时也降低了系统对光纤偏振器消光比的要求。

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Discussion on the extinction ratio of double 45 ° single block LN electro-optic Q-switches

关于单块双45°LN电光Q开关消光比的讨论

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On account of the advantages including small size, low cost, low atmospheric extinction ratio, eye-safe, etc., 2 μ m solid-state laser is thought to be the preferred laser source for coherent doppler lidar.

2μm固体激光器因其体积小、成本低、大气消光比低、人眼安全等优点，成为相干多普勒测风激光雷达的首选光源。

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The numerical simulation indicates that, larger biasing current and smaller detuning expand the dynamic range of conversion efficiency and extinction ratio, but worsen the frequency chirp.

数值模拟表明：增大偏置电流、减小失谐量有利于扩展转换效率及消光比的动态范围，同时恶化了频率啁啾的动态范围；

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Keywords: modulation, extinction ratio , silicon micromachined, Fabry-Perot, light switch, modulator.

关键词: 调制,对比, 矽微加工, 法布里 - 珀罗, 光开关, 调制器.

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Improving DBR's reflectivity of LOA can also get larger output extinction ratio.

同样，提高LOA中DBR的反射率，也可以获得较高的消光比。

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The errors caused by prism extinction ratio variation are investigated.

研究了棱镜消光比变化引起的误差.

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The microdisk resonators based on the suspended waveguide are fabricated and show a large free spectral range and a high extinction ratio.

基于这种悬空型光波导制作出微盘谐振器，获得了较大自由光谱范围和高消光比的响应特性。

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Study of extinction ratio characteristics of wavelength conversion using XGM based on LOA

基于LOA的XGM全光波长转换消光比特性的研究

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The experiment shows the extinction ratio of o light is better than 10-5, that of e light is better than 10-3 although it is influenced by the optical glass, and the transmittance of the combination is basically the same as that of the pure Iceland spar prism.

实验测试表明：该棱镜透射的2束平行光的消光比，o光可达1-05；尽管受到光学玻璃的影响，e光的消光比仍优于1-03；

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