• Therefore the two effects in the optical pulse propagation are paid widespread attention.

    因此两种效应对光脉冲传输影响一直受到人们的广泛关注

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  • The transmission properties of femtosecond optical pulse are analyzed with the momentum method.

    利用分析了飞秒脉冲传输特性

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  • A method for detecting the chirp of femtosecond optical pulse directly is proposed in this paper.

    介绍种能够直接检测飞秒脉冲啁啾大小方法。

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  • The optical pulse amplification is a key technology in optical communication. SOA is a important amplification element.

    脉冲放大光纤通信系统的关键技术之一,而SOA一种重要的放大元件

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  • More and more studies have shown that analysis of the optical pulse fine structure have been the key in many researches.

    越来越研究表明分析研究脉冲(如皮秒或飞秒脉冲)的精细结构许多研究工作关键

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  • Therefore, in order to satisfy the demand of the OTDM system, the technique of optical pulse compression must be adopted.

    并带有一定负啁啾,因而必须采用脉冲压缩技术才能满足高速OTDM系统要求

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  • Light source in optical transmission system, waveform shaper, optical pulse train generator, and optical reproduction system.

    传输系统中的光源,波形整形器脉冲发生装置以及再现系统。

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  • Ultrashort optical pulse finds wide use in telemetry, microcosmic exploration and generation of high temperature plasma, etc.

    超短脉冲遥测探索微观世界的规律以及产生高温等离子体等方面有极广泛用途

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  • On the theoretic basis the ultrashort optical pulse propagating in single-mode fiber is affected by the high order nonlinear effect.

    基于脉冲单模光纤中传输时非线性效应的影响

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  • Comparing with other optical pulse splitting-delaying devices, its virtues are low loss and small amplitude deviation between pulses.

    其他结构的光纤脉冲分路-延迟器相比结构具有损耗、输出周期脉冲系列等幅性好的优点。

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  • Firstly, we find that NOLM has a function of compressing optical pulse width, self-phase modulation (SPM) in NOLMs is a crucial reason.

    通过研究它光学特性,我们发现由于自相位调制(SPM),NOLM压缩脉冲脉功能

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  • A new method for ultrashort optical pulse train generation from a cw signal in the normal dispersion regime of optical fibers is suggested.

    提出种在单模光纤正常色散连续产生脉冲方法

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  • In this paper, the influence of fiber losses was discussed for optical pulse squeezed states by means of heat reservoir theory in quantum optics.

    文章利用量子光学理论讨论光纤损耗对光脉冲压缩态带来的影响

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  • An optical pulse compressor using a normal dispersion fiber combined with a linearly chirped fiber grating (instead of a block grating pair) is proposed.

    本文提出利用正常色散光纤线性啁啾光纤光栅组成全光纤光脉冲压缩器方案。

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  • The results show that the third-order dispersion generates distortion to the optical pulse shape with an unsymmetrical structure at the front or back edge.

    结果表明色散引起脉冲形状发生畸变,会前沿或后沿附近形成对称的振荡结构

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  • The expression of two-photon absorption probability for the decaying optical pulse series excitation is given and a simple experimental method is suggested.

    给出衰减多脉冲激发光子吸收几率表达式。 提出了一种简单易行实验方案。

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  • A model based on semiconductor optical amplifier (SOA) and nonlinear optical loop mirror (NOLM) is designed for amplification and compression of optical pulse.

    设计一种基于半导体放大器(SOA)非线性光学(NOLM)脉冲放大压缩模型

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  • Directly modulated laser combining with phase modulator is adopted to produce large chirped light, which can be compressed by DCF to generate the optical pulse.

    该方案采用激光器配合相位调制器产生啁啾DCF压窄输出脉冲。

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  • The analytic expression is derived by taking into account the third-order dispersion as an initial chirped Gaussian optical pulse propagates along the single-mode.

    考虑光纤色散阶项时,推导出具有初始啁啾高斯脉冲沿单模光纤传输时的表达式。

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  • The sensitivity of a digital optical fiber receiver is directly relevant to the optical pulse shape at the input of the receiver, and varies with the optical pulse.

    数字光纤接收机灵敏度计算与其输入脉冲波形直接相关

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  • The shift of reflective wavelength of one FBG under external strain is translated into a change in time interval of the optical pulse from another FBG drived by a PZT plate.

    外界拉力个光纤布拉格光栅反射波长漂移转变另一个压电陶瓷片调制的光栅反射的脉冲间隔变化

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  • We focus on the peak power, pulse width, extinction ratio of conversion optical pulse and the transmission property of conversion optical pulse in standard single mode fiber.

    详细研究反转脉冲峰值功率、脉冲宽度等重要物理参量以及反转光脉冲继续常规单模光纤传输时的演变特性

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  • Transmitter is the device which changes electrical pulse signal into optical pulse signal, and then transmit the optical signal in wave form by laser diode or light-emitting diode.

    发射机的功能将电脉冲信号转换成脉冲信号,数字光纤通信系统传输性能所要求的光脉冲信号波形光源器件的尾发射出去。

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  • The rational harmonic mode-locking has become a research subject of intense interest due to its application on the generation of ultra- high repetition frequency optical pulse train.

    有理数谐波锁模技术是产生高速短脉冲重要技术之一时分复用通信技术等领域中有重要的应用价值

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  • The final part of the paper we analyzed the stability of the mode of the output optical pulse, as well as the mode's selection the design of complex cavity for realizing single mode.

    本文最后部分输出脉冲模式稳定性做了研究,研究分析了能够实现单模输出典型复合结构及具体的方法。

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  • An optical pulse splitting-delaying device based on optical fiber was proposed for the replication of a high-speed analog pulse in the measurement system for high-speed optical pulses.

    针对高速脉冲测量系统提出一种用于高速模拟脉冲信号复制光纤光脉冲分路延迟器结构。

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  • The first one is a sensor head converting the current flowing in the power line into the optical pulse FM signal. The second one is optical fiber transmission and optolectric conversion.

    第二部分光纤传输光电转换器,从传感输出频率调制信号驱动高压端的发光二极管,进而转换脉冲信号;

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  • As the major source of optical communication and optic-electric sampling detection, the quality of optical pulse generated by Gain-switched semiconductor laser gets more and more attention.

    作为光通讯以及光电取样检测系统主要光源,增益开关半导体激光器产生的激光脉冲质量受到极大的关注。

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  • Nowadays, the optical pulse used in the OTDM system is often generated by the gain-switched distributed-feedback (GS-DFB) semiconductor laser, which has a large pulse width and negative chirp.

    目前采用GS-DFB半导体激光器作为OTDM系统脉冲源,这种脉冲产生的光脉冲一般较

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  • Previous experiments based on macroscopic electromagnetic wave propagation (involving lots of photons) have shown that the optical precursor is the fastest part in the propagation of an optical pulse.

    先前基于宏观电磁波(包含大量光子)实验已经证明前驱光脉冲传播过程中最快部分

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