Reflective Intensity-Modulation Fiber Distance Sensor 反射式光强调制型光纤位移传感器 light intensity modulation 光强调制 ; 光强度调制 digital intensity modulation 数位强度调变 ..
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... enhancement of light intensity differences 光强度差增强 luminous intensity sensitivity 光强灵敏度 intensity modulation 光强调制 ...
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Then the realization way and the application way in the ECT of fiber optic communication have been discussed. The way of light intensity modulating has been selected and been carried on the signal transmission between the high,low-voltage sides of system.
在上述分析基础上,结合“直流谐波电流测量系统”的研制,根据其技术指标,选择了光强调制的方式进行系统高、低压侧之间的信号传输,并进行了系统研制。
参考来源 - 电子式电流互感器中数据通信的研究In order to simulate traditional acupuncture skills by variation of laser intensity, momentarily illumination intensity modulation function has been designed for PLAE, which is indirectly achieved by PWM method.
本论文设计的激光治疗仪具有输出激光光强调制功能,是为了利用激光光强的变化来模拟传统针灸手法,目前的同类治疗仪均不能模拟针灸手法。 此功能的实现方法是用PWM方式间接调制激光光强。
参考来源 - 基于液晶调制器的偏振激光针灸治疗仪的研制·2,447,543篇论文数据，部分数据来源于NoteExpress
计算机仿真结果表明，当待测距离一定时，光强调制系数随着安装误差的增大而减小。
The computer simulation is performed, and the results show that when the distance on measure is certain, the coefficient of the intensity modulation will decrease with the fixing error increasing.
实验数据表明，光强调制度随激光器偏置电流的增加而加深，随调制频率的升高而减小。
Experimental data show that the intensity modulation depth increases with the bias current of LD. When the modulation frequency increases, the intensity modulation depth decreases.
介绍了反射式光强调制型光纤传感器的工作原理、最新的研究进展及其在位移检测中的应用。
The working principle of reflective intensity-modulated fiber optic sensor was presented. And the latest research findings and the application of it in displacement detection were also given.
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