进一步论证了光的色散对于这种传感头造成的位相差是非常小的,对测量影响可以忽略,因而该方案具有实用价值。
It is demonstrated that the phase discrepancy caused by optical dispersion of this new kind sensor head is very small and its influence on measurement can be ignored, showing practical significance.
本文研究了色散管理光纤中超短光脉冲的压缩效应。
The effect on pulse compression in dispersion managed fibers is studied.
本文导出了啁啾激光脉冲经色散光纤传输后的畸变波形,以此为基础讨论了避免啁啾光脉冲被光纤展宽的各种方法。
In this paper, the distorted pulse shape is derived in the chirp pulse transmission through dispersive optical fiber, and the method is given for the chirp pulse not to be widened.
研究了线性光纤中色散导致初始频率啁啾的高斯光脉冲展宽的详细物理过程。
The physical process of frequency chirped Gaussian pulses broading induced by the group- velocity dispersion has been studied.
并且分别对常规光纤、色散管理光纤以及色散位移光纤中光脉冲的压缩规律作了系统的研究。
We discussed systemically the rule of compression of pulses in conventional fibers, dispersion-managed fibers, and dispersion-shifted fibers.
基于光子晶体中色散和非线性现象的研究使光器件的小型化成为可能,这对将来实现各种光器件的制作和集成具有重要的意义。
There is an important meaning that studying the dispersive and nonlinear phenomena of photonic crystals for the fabrication and integration of optical apparatuses.
研究等离子体加载对色散吸收介质光腔系统量子性质的影响。
The influence of the plasma loading on the quantum character of the absorbing and dispersive cavity is investigated.
数值计算结果表明:在反常色散范围内,光孤子的放大是不稳定的。
The numerical results show that the amplification of optical solitons is unstable in the anomalous dispersion regime.
针对光纤传输中的偏振模色散(PMD)问题,研究和比较了现有PMD的光域补偿方法。
The existing optical domain compensation methods for the Polarization Mode Dispersion (PMD) in fiber-optic transmissions are studied and compared.
提出了一种在光网络中同时进行色散补偿和光分插复用的方法,并进行了特性分析。
A novel method realizing chromatic dispersion compensation and optical add-drop multiplexing simultaneously in optical network has been proposed and characterized.
本文采用变分法和数值方法研究了具有随机色散的光时分复用系统中色散管理孤子相互作用。
Dispersion-managed soliton interaction is investigated in an optical time-division multiplexed system with random dispersion map by the variational approach and the numerical simulation.
利用色散吸收介质中电磁场的正则量子化方法,研究等离子体加载对色散吸收介质光腔系统量子性质的影响。
The influence of the plasma loading on the quantum character of absorbing and dispersive cavity is investigated by the canonical quantum method of the electromagnetic field.
所得的研究结果为获得更为理想的色散补偿、色散平坦光纤及设计新型无源光器件提供了重要的依据。
The result provides a significant reference for the designs of new types of dispersion-flattened fiber, dispersion-shifted fiber and passive optical devices.
由于载流子引起的群速度色散效应,使远离饱和区工作的TW-SLA会对有频率啁啾的光脉冲产生展宽或压缩。
The chirped pulses will be compressed or broadened because of carrier-induced group-velocity dispersion when TW-SLA operates far below saturation.
由于光放大器和各种色散补偿技术的采用,光纤损耗和色散对系统的传输距离不再起主要限制作用。
Fiber loss and dispersion have been overcome greatly because of the development of optical amplifiers and chromatic dispersion compensation technology.
研究了自变陡效应对色散缓变光纤中光脉冲的调制不稳定性的影响。
The effect of self steepening on the modulation instability of optical pulses in decreasing dispersion fibers is investigated.
利用强度频率混合调制模型研究了基于色散器件的光真延时线中色散导致的延时误差的变化规律。
The variation of chromatic dispersion induced delay time error of the true time delay line based on dispersive devices is investigated using an intensity-frequency modulating model.
研究表明,在色散缓变光纤中利用拉曼自散射效应与负三阶色散效应的相互作用,可以获得更高压缩比的超短光脉。
The enhanced compression of fundamental femtosecond solitons can be obtained by combined effects of negative third order dispersion and Raman self scattering in the fibers.
而反射中心波长基本不变,该实验装置可以用于光控相控阵雷达天线的实时延迟线和光纤色散补偿。
The setup can be used as the true-time delay line in optically controlled phased array antenna and to compensate the fiber dispersion.
分析了光纤中零色散附近的简并四波混频(FWM)和简并光参量放大(OPA)过程。
The degenerate four wave mixing (FWM) and optical parametric amplifying (OPA) processes near the zero dispersion in optical fiber are analyzed.
文章研究在色散渐减光纤构成的掺铒光纤放大器中的光孤子绝热放大方法。
An proposal for soliton adiabatic amplification is presented that uses a erbium-doped fiber amplifier constructed from dispersion decressing fiber.
根据色散、衍射和成像原理,报道了以全息光栅-棱镜组件为色散元件的直视分光镜的光路设计和性能分析。
The optical design and performance analysis of a direct vision spectroscope are reported in terms of the dispersion, diffraction and image formation.
分析研究了空间光孤子脉冲化后在反常群速色散的克尔非线性平面光波导中的传输特性和稳定性。
Evolution of pulses obtained by modulating spatial optical solitons in a Kerr nonlinearity planar waveguide with anomalous dispersion is investigated.
分别用固定长度保偏光纤和可变光延迟线实现偏振模色散(PMD)补偿的实验。
Experiments of compensation for PMD were done using fixed length of PMF and variable optical delay line, respectively.
折射率、色散和吸收系数是用于超高速全光开关的光学材料的重要品质指数。
Refractive index, chromatic dispersion and absorption coefficient are material figures of merit for ultrafast all optical switch.
本文在上述光脉冲压缩技术的基础上,提出了用高阶色散效应和高阶非线性效应来实现光纤中光脉冲的压缩。
On the base of forenamed research, it is proposed to realize the compression of optical pulses by using effects of higher-order dispersion and higher-order nonlinearity in optical fibers.
通过考虑脉冲频谱的增益色散,提出了一个分析亚皮秒光脉冲在半导体光放大器(SOA)中传输的新思路。
We proposed a novel method to analyze the propagation of sub-picosecond optical pulses through semiconductor optical amplifiers (SOA), fully considering spectral dispersion of ultrashort pulses.
本文获得了增益色散和增益饱和非线性介质中的光孤子脉冲的解析解。
An analytical solution is obtained for soliton pulse propagation in nonlinear media with gain saturation and gain dispersion in this paper.
光被色散成各种波长的单色光。
给出了在小色散和大色散光纤通信系统中近似实现光接收机最佳传递函数的电路型式;
The circuit types approaching the realization of the optimal transfer function of the receiver in low- and high-dispersion digital fiber-optic communication systems are given.
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