light modulation的例句大全

Infrared absorption methane concentration alarming device is comprised of microcontroller systems, light modulation module, signal conditioning module, digital display module, sound and light alarm module, remote control receiving module, standard output module interface circuit.

该红外吸收式的甲烷浓度报警器由单片机系统、光源调制模块、信号调理模块、数码显示模块、声光报警模块、遥控接收模块、标准频率输出模块等电路组成。

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The modulation principle, the theory of light coupled area, a optical profilometer with a single mode fiber probe and experiment results are detailed.

对单模光纤探针式轮廓仪的实验系统进行了介绍，最后给出了实验结果和误差分析。

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The Polarization of Reflected Light and Refracted Light and the Amount of the Polarization; Effects of time period modulation of the noise correlation intensity and bias signal modulation of the noise on stochastic resonance of a single-mode laser

反射光及折射光的偏振状态和偏振度偏置信号调制下噪声关联的周期调制对单模激光随机共振的影响

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Then, according to the geometrical optics, the modulation of structure light by the parallel projective illumination and the emanative projective illumination is discussed to educe the height formula corresponding to these two illuminative mode.

然后，基于几何光学分析，讨论物体轮廓对平行投影及发散投影结构光场调制问题，导出与这两种照明方式相适应的高度公式。

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The noises of the intensity modulation measuring system are analyzed. The functional modules include light souse driving power, coupling light path, optic-electric conversion and A/ D acquisition card are designed.

对搭建的强度调制型测量系统的噪声做了分析，设计了光源驱动电源、耦合光路、光电转换电路和A/D采集卡等功能模块，系统作了降噪处理，满足测试要求。

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Synchronous detection with the phase shift in the light wave distance measuring instrument with UHF modulation

超高频调制光波测距仪相位偏移法同步检测

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Photoacoustic modulation in the measurement of light speed by photo-beat method

光拍法测量光速实验中的声光调制

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The technology of space polarization encoding is through of laser polarization for modulation, the different position of elliptic polarized light will have different ellipse, then the beam carry location information.

空间偏振编码技术通过对激光的偏振态进行调制，不同的位置的椭圆偏振光将会有不同的椭圆度，从而使光束携带位置信息。

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Under a certain deliver distance and the light power, the different sub-carries number to exist a best optical modulation index, making the system's carrier-to-noise ratio biggest.

一定的传输距离和发射光功率情况下，不同的子载波数存在一个最佳的光调制指数，使得系统载噪比最大；

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Green-mode which provides off-time modulation to linearly decrease the working frequency under light-load conditions and power limiting which will turn off the transistor when peak current of inductor reaches the threshold current.

同时该电路集成了能在轻负载情况下自动降低频率的绿色模式以及能在电感峰值电流过高时关断调整管的功率限制模块，降低了系统的功耗。

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ORBIT OF LIGHT Generation of Ultrashort Optical Pulses from Semiconductor Lasers by Strong Current Modulation

强调制半导体激光超短光脉冲

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The ultrashort light pulse self-phase modulation and the spectral superbroadening in optical medium

介质中超短光脉冲的自位相调制和光谱超增宽

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For the self-phase modulation ( SPM) characteristics, the relationship between the equivalent nonlinear coefficient and the ellipticity of eigen elliptical polarized light is obtained.

分析了光脉冲的自相位调制（SPM）特性，给出了磁光光纤等效非线性系数与本征椭圆偏振光椭圆率的关系。

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Characteristic Study of Light Intensity Modulation Methods for Fiberoptic Vibration Sensor with Cantilever

悬臂梁式光纤振动传感的一种光调制方法的特性研究

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Modulated pulsed laser is utilized to produce specific frequency light current imaging but not direct current imaging to enhance the SNR. The special modulation circuit is designed in this thesis. 6.

采用经调制的脉冲激光束产生特定频率的光电流成像而非直流成像技术，进一步提高了图像信噪比，并设计了专用的调制电路。

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the value of degree of modulation can be obtained by m0-η 0 curve so long as the optical diffraction efficiency η 0 has been measured by using a light dynamometer.

只要用光功率计测出零级光衍射效率η0，就能由M0-η0曲线得到其调制度的大小。

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this thesis analyzes a number of key technologies of the white led communication system, more in-depth study on the performance of commercial white led light source, including led volt-ampere characteristic, the characteristics of the illumination and modulation bandwidth characteristics.

本文在分析了白光LED通信系统的若干关键技术基础上，对商用白光LED的光源性能进行了较为深入的研究，内容包括LED的伏安特性、光照度特性和调制带宽特性。

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pulse width modulation function of timer0 is used to control the brightness of back-light;

并通过定时器的脉冲宽度调制，对背光亮度进行控制；

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frequency modulation is not possible with polychromatic light .

多色光不可能调制频率。

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a kind of optical measuring kilowatt-hour meter based the light combination modulation

一种基于组合光调制的光测电度表的设计

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