By replacing the traditional wavelength demodulation with optical power detection technique, the demodulating process is simplified and immune to temperature variation.
利用光强差分检测技术取代传统波长解调方法，简化解调过程的同时传感系统免受温变影响。
The system can well control and display the optical power of laser diode in real time to provide steady and adjustable output of optical power by using intelligent fuzzy control technique.
系统利用智能模糊控制技术，可有效实现激光二极管光功率的实时控制和显示，可以获得稳定、准确可调的光功率输出。
Then, detailed design for the structure of Y-branch optical power splitter is followed.
然后，对y分叉光功率分配器的结构展开具体的设计与优化。
Modal field distributions and relations between optical power and modal index are given.
论文给出了模场分布和光功率与模折射率的关系。
It is shown that the ac-curacy of our formulas is still very high even if the optical power density is large.
结果表明，即使光功率密度很大，我们公式的精度仍很高。
Distributed Raman amplification generates a significant amount of amplified spontaneous emission (ASE) optical power.
分布拉曼放大产生大量的放大自发发射(ase)光功率。
And due to the low optical power of the optical communication system, it is more important to match the crystal phases.
由于光纤通信系统中光功率很低，使得满足晶体的相位匹配变得更加重要。
The method to fabricate an optical power splitter with multi-mode interference (MMI) is proposed using ion exchange technology.
提出了利用离子交换技术制作多模干涉(mmi)型光功分器的设计方法。
In this paper, we integrate the representative types of passive optical power splitters and compare the performances with each other.
本文综述了几种典型的无源光功分器结构，并对其性能进行了相互比较。
Furthermore, other optical signals, such as OSC signals and back-scattered optical signals, can also have significant optical power levels.
此外，其它光信号，例如OSC信号和反向散射光信号，可同样具有非常大的光功率级。
To improve its performance, a carrier modulation and double light route compensation are necessary for detecting faint optical power signals.
为改善传感器的性能，微弱光强信号的检测需要载波调制和双光路补偿。
The Raman optical pumping signal can exceed Class 1 M limits and, in fact, can have a much higher optical power than the optical data signal.
拉曼光泵浦信号可以超过1M级界限，实际上，可以具有比光数据信号明显高的光功率。
Numerical and experimental studies of cross sectional optical power distribution (OPD) in polymer optical fiber under offset launch are given.
研究了偏心激励多模聚合物光纤横截面的光功率分布。
Finally, it also analyzed the relationship between the input pump power and the probe optical power and its output power and output extinction ratio.
最后分析了全光译码器的输出功率和输出消光比与输入泵浦光功率、探测光功率之间的关系。
Introduced the application of low optical power receiver to HFC network. Signal testing and economical benefit analyzing were presented at the same time.
介绍低光功率接收机在有线电视HF C网络中的应用，并对信号指标进行测试和比较，对经济效益进行分析。
Extinction ratio is ratio of logic "1" average optical power to logic "0" average optical power under the worst reflection and complete modulation condition.
消光比是指在最坏反射条件时，全调制条件下，逻辑“1”平均光功率与逻辑“0”平均光功率的比值。
In some embodiments, the power of at least one of the optical data signals and the Raman optical pumping signal is reduced to an eye-safe optical power level.
在一些实施例中，光数据信号和拉曼光泵浦信号中的至少一个的功率被降低到安全标准的光功率级。
The article presents a new way of obtaining uniform splitting of the power of the optical power by directional coupling between the photonic crystal waveguides.
提出了一种实现光子晶体波导定向耦合型多路光均分的新方法。
The results indicated that steady solitons can be observed at low optical power, while quasi-steady-state solitons can only be generated at higher optical power.
实验结果证明在低功率下可以形成稳态孤子，在高功率下可以形成准稳态孤子。
To maintain the constant average optical power and extiction ratio, the temperature compensation loop and automatic power control loop are incorporated in this chip.
为了保持工作中的稳定平均输出功率和恒定消光比，采用了温度补偿电路和自动功率控制电路。
Further studies indicate that the output optical power in each output port of the device can be tuned by reducing the radii of the silicon rods in the photonic crystals.
进一步研究表明，通过改变器件内部介质柱的半径，可以改变光在输出端的输出功率。
This paper presents briefly the importance of an optical power meter in optical fiber measurement technology, and discusses the principle of operation and design methods.
本文简要说明光功率计在光纤测量技术中的重要性，讨论了它的工作原理和设计方法。
Gain ripple value changes with the residual facet reflectivity, spontaneous emission factor, and incident optical power, etc. Good agreement was obtained between the CAL...
分析表明，光放大器增益波动的大小与器件端面反射率、自发发射因子以及入射光功率等因素有关。
The influences of length, dispersion index and attenuation index of transmission fiber and incident optical power on ber (bit error rate) and Q value of the system is analyzed.
仿真研究了传输信道和光功率对光码分多址系统性能的影响，分析了传输距离、光纤色散系数、光纤衰减、入纤光功率等与误码率和Q值的关系。
The results show that the frequency response characteristics of VCSOAs are influenced by the optical pump intensity, the input optical power and the spontaneous emission factor.
结果表明，VCSOA的频率响应特性受抽运光强度、输入光功率以及自发辐射因子的影响。
It is proved that the fabrication process was adjustable with parameters and reliable on repeatability, which makes it suitable for optical power splitters with high performance.
分析表明，这种光波导制备技术参数可控，且重复性好，可用于低损耗光功分器件的制作。
The results show that higher injected current can restrain the frequency chirp effectively, and higher input optical power can also do that, meanwhile, good extinction ratio is ensured.
研究发现，较大的激光器注入电流可以有效地抑制频率啁啾，较高的注入信号光功率则可以在保证高转换信号消光比的同时抑制频率啁啾。
Generally sea surface is fluctuant and influenced easily by wind or other acting force, which reduces received optical power seriously and raises the requirement of receiver performance.
通常海水界面不是平静的水平面，容易受到风力或其他外力的影响，产生随机起伏，降低接收光功率，由此提高了对接收机的要求。
For the merits of low optical power, long storage time, two dimensions stable and depend on wavelength, pr solitons are prospective in optical information processing and integrated optics.
光折变光孤子具有光强阈值低、存储时间长，二个横向维稳定和依赖于波长等特性，在光学信息处理和集成光学中具有广阔的应用前景。
For the merits of low optical power, long storage time, two dimensions stable and depend on wavelength, pr solitons are prospective in optical information processing and integrated optics.
光折变光孤子具有光强阈值低、存储时间长，二个横向维稳定和依赖于波长等特性，在光学信息处理和集成光学中具有广阔的应用前景。
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