分析了掺杂铌酸锂晶体的扇形噪声光的形成机制,讨论了信号光与扇形噪声光之间的光放大竞争问题。
The light amplification mechanism of fanning noise in doped lithium niobate crystals was analyzed and the light amplification competition between the signal beam and the fanning noise was discussed.
利用耦合模理论分析了在双锥光纤耦合区中声光的相互作用,讨论了在不同耦合区半径下扰动周期与声波频率的关系。
The acoustooptic interaction in biconical optical fiber was analyzed based on coupled mode theory, and the relationship between perturbation period and flexural wave frequency was discussed.
《艺界人生》是一场充满奇幻色彩的声光大秀,非常适合全家人一起观看。
Overflowing with colour, amusement and amazement, Saltimbanco is a fun show for the whole family to enjoy.
我们的锗酸盐玻璃的声光品质因数优于重燧石玻璃。
The acoustooptical quality factor for our germanate glass is better than that of heavy flint glasses.
研究了声光偏转器(AOD)扫描飞秒激光的时间色散效应及补偿方案。
The temporal dispersion effect and compensation approach of femtosecond laser scanning by an acoustooptical deflector (AOD) was studied.
实现掘进机的声光报警、故障提示等功能。
Consequently, we realized the roadheader acoustooptics alarming and fault prompt functions and so on.
本文叙述了一种包含有声光调制器的激光调相系统。
A laser phase modulation system with acoustooptic modulator is described.
介绍了一种用于激光打标机调q用的声光Q开关,描述了其原理设计和制作。
This paper presents a novel acoustooptic Q - switch used in laser marking system. The principle design consideration and fabrication processes are given.
用我们研制的多维声光器件进行了实验测量,实验结果与理论分析一致。
The theoretical results are supported by experimental measurements through our new multiple dimensional acoustooptic devices.
我们采用集成光学工艺,首次制成了以声光可调谐滤波器(AOTF)为分光元件的光信道监测仪。
We made the acoustic-optical tunable optical performance monitor (OPM) with the filter of acoustooptic tunable filter (AOTF) successfully by using the integrated optical technique for the first time.
介绍节拍控制声光转换器的原理、电路设计和实现方法。
This paper introduced the principle, circuit design, and implementation method of the metre control acoustooptic transducer.
介绍了四种采用声光调制器的记录系统。
Four types of recording systems using acoustooptic modulators are presented at last.
研究了光纤声光耦合环形腔独特的谐振特性。
The characteristics of fiber acoustooptic coupled ring resonators were studied.
光谱分辨率是评价声光可调谐滤波器性能的主要指标之一。
The spectral resolution is one of the key index for evaluating the performance of the acoustooptic tunable filter.
基于声卡的声光报警系统现已在桥梁监测系统中得到了应用。
The sound-light alarming system based on the sound card of computer had been used in the monitoring system of bridge.
声光调制器利用声光晶体的声光效应对输入信号进行外调制。
Imput signal is externally modulated by acoustooptic modulator with acoustooptical effect of acoustooptic crystal.
在无任何附加延迟反馈的情况下,观察到声光双稳系统的不稳定性和混沌行为。
Instablity and chaos have been observed in an acoustooptic bistable system without any extra delay device.
介绍了变量旋转变换方法的控制原理,并用此方法控制声光双稳(aob)系统的混沌,以此验证其有效性。
Control principle is introduced, and acoustooptical bistable (AOB) system is taken as a typical example to demonstrate the effectiveness of this method.
综述了近年来光纤中声光耦合的研究及其一些应用。
The research and application of acoustooptic mode coupling in fibers is summarized here.
通过对声光信道化接收机基本原理的分析,讨论了积分时间与接收机信噪比改善的关系。
Through the basic principle analyses of acoustooptic channelized receiver, how to improve the SNR by increasing integrating time is discussed.
推导出了声光调制通信原理的有关公式,通过实验给出了最佳传输条件。
The principle of acoustooptic communication is presented, and the best transmission condition is obtained by experiments.
本文概述了几种声光玻璃介质材料的一些特性。
This paper briefly describes the properties of several kinds of acoustooptic glass medium materials.
由于电信号传输系统保密性和抗干扰能力差,为此,利用声光晶体的衍射效应研制了一种光信号自由空间传输系统。
To resolve this problem, a free space transmission system for optical signals is developed on base of diffraction effect of acoustooptic crystal.
本文的主要工作是设计声光可调谐滤波器的光波导、模转换器和模分离器。
The thesis describes the design method of AOTF's waveguide, mode converter and mode-splitter, and gives the design results.
本文提出用于声光器件的窄带及宽带匹配网络,并详细讨论了它们的特性。
This article presents the narrow band and broad band matching networks for acoustooptic devices Their characteristics are discussed in detail.
本文介绍了研制二氧化碲声光可调滤光器的设计和实验结果,并讨论了它的应用。
In this paper, the design experimental result and application of the developed acoustooptic tunable filter using tellurium dioxide crystal are described.
本文另一部分内容研究了液体表面低频声波的非线性声光效应。
In this paper, the other question we discuss is nonlinear acoustic-optical effect from liquid surface waves at low-frequency.
采用功率分配器保证两声光q开关的同步和有效功率驱动。
The power divider for ensuring two AO Q-switch synchronization and effective power driving is designed.
变性聚乙烯醇和淀粉醋酸酯的红外光声光谱和红外吸收光谱具有相同图谱。
The infrared photoacoustic spectrum and the infrared spectrum of modified polyvinyl alcohol and of starch acetate are identical.
本文简要介绍了当前染整设备中快开门安全联锁装置的联锁机构、声光控制技术及安全质量控制。
In this paper, the interlock technology, acoustic and light control technology, safety and quality control for quick actuating closure of dyeing equipments, were briefly stated.
应用推荐