modulation system的例句大全

By optimizing the mapping scheme between source and channel modulation symbols in a joint source-channel coding/ modulation system, under the distortion measurement of end-to-end mean square error, the proposed scheme has better performance than that of the traditional tandem coding system.

在信源-信道联合编码/调制中，通过优化信源和信道调制符号间的映射关系，在端到端均方误差的失真度量标准下，可以得到比传统级联编码系统更好的性能。

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the asynchronization machine variable-frequency velocity modulation system based on disturbance observer

基于干扰观测器的异步电机变频调速系统

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analysis of modulation system and narrow band interference suppression in wide band hfc network

宽带HFC网络中的调制方式与窄带干扰抑制的分析

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The laser pulse modulation system consists of cavity dumper driver, matching net and acoustooptic energy convertor.

超短脉冲激光调制系统包括腔倒空驱动器 、 匹配网络和声光换能器.

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The design and realization of minimum frequency shift keying modulation system based on FPGA

基于FPGA的最小移频键控调制器的设计与实现

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Multicarrier modulation system based on wavelet packet transform is introduced. By analyzing the CCDF about peek value's power, its efficiency on measuring the performance of PAPR is demonstrated.

介绍了以小波包函数为载波的多载波调制系统，分析了WPM信号符号周期内峰值功率的互补累积分布函数（CCDF）及其对PAPR性能的有效描述；

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Key Technologies Research of Modulation and Demodulation System Based on Software Defined Radio

基于软件无线电的调制解调系统关键技术研究

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Design on Collimation and Modulation System of Optics Modules of Laser Device

激光装置光学模块准直调整系统设计

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Research on pulse width modulation system of direct current based on MATLAB

基于MATLAB的直流脉宽调速系统的研究

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The system adopts modulation, demodulation, and bisynchronous measuring to signal and reference channels in order to guarantee its stability and precision requirements.

系统通过采用调制、解调、窄带滤波，信号支路和参考支路双通道相比测量等技术措施，来保证系统的高稳定性和高分辨率。

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Issues Related to DC Power Modulation in AC/ DC Hybrid System

交直流互联电网直流功率调制相关问题交流[直流]发电机

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Then the algorithm is extended to the four-switch three-phase system. A new SVPWM algorithm is proposed based on four-switch three-phase shunt APF current modulation.

然后将其扩展到三相四开关系统，提出了针对三相四开关APF的SVPWM电流调制算法。

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Calculation of Cross Modulation Ratio of CATV System

CATV大系统交调比的计算

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The intermodulation distortion and SNR of both the conventional Intensity Modulation ( IM) system and a novel Standing Wave Acousto-Optical Modulation ( SWAOM) system were demonstrated theoretically and experimentally in this paper.

本文从理论与实验上论证了光纤通讯光强调制（IM）和新型驻波声光调制（SWAOM）系统中的互调制信号失真与畸变以及信噪比。

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The Application of Three-phase Modulation to the Design of On-ship Gyrocompass Power Supply System

三相脉宽调制技术在船用罗经电源设计中的应用

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An underwater heart rate telemetry system with ultrasonic modulation is described.

本文介绍了一种用超声进行调制的水下心率遥测系统，可获得80m深度水下作业潜水员的心率。

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Besides, the accuracy and reliability of the time information of system modulation is analyzed.

此外，本文还对系统调制的时间信息的精度和可靠性进行了分析。

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The principle is introduced, the OCT system based on time linear modulation and Michelson interferometer is given with its initial experimental results.

介绍了该技术的理论原理及本实验室建立的基于时域线性调制和光纤迈克耳孙干涉仪的低相干光断层扫描系统并给出了初步的实验结果。

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Temperature control system based on noise modulation for thin-film resistor heater

基于噪声调制的薄膜电阻加热温度控制系统

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Different optical path differences ( OPD) are produced by different mirror facets, which eliminates the moving mirror scanning system and changes the modulation mode from time modulation to space modulation.

两个多级微反射镜的不同反射面间存在不同的光程差，此结构免除了动镜扫描系统，使光谱仪的调制方式由时间调制改为空间调制。

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