modulation method的例句大全

Based on the analysis of on hand modulation strategies, an improved PWM method was proposed which has better junction temperature balance ability.

在分析了已有调整策略的基础上提出了一种改进PWM方法，可实现功率器件最优结温平衡。

The output voltage waveforms of matrix converter which is based on the space vector modulation are analysed under the unbalanced input voltage. A time variant modulation ratio method is proposed.

在非对称输入电压情况下，对基于双空间矢量调制的矩阵变换器的输出电压波形进行了分析，提出了利用时变调制比改善输出电压波形的方法。

The synchronization method of the pulse source of the MULTI-PLEX time division phase modulation communication receiver

多路时分调位通信接收机脉冲源的同步方法

The reference vector corresponding to basic vector and its role time under linear modulation mode is decided. As well as redundant switches are optimization selected by extreme value method to reduce the switching frequency.

确定了线性调制模式下参考矢量所对应的基本矢量及其作用时间；并提出了极值法对冗余开关状态进行优化选择以降低开关频率。

Several methods for measuring PMD based on time-domain and frequency-domain are introduced, of which a new method& modulation phase shift technique is also presented.

介绍了时域法与频域法的几种偏振模色散（PMD）的测量方法，其中包括了一种新的测量方法&调制相移法。

This method plays an important role in the detection of communication signal such as multi-frequency modulation signal and time-frequency code signal.

它可以把多个正弦信号相干累加到一条谱线上，从而可以在很低信噪比下有效检测信号，在多频率调制和时频二维编码等通信信号检测上有重要应用价值。

Aiming at the spectrum spread problem of traditional digital modulation signals, a time-phase modulation ( TPM) method with abrupt phase change characteristic is proposed.

针对传统数字调制信号频谱扩展问题，提出具有相位突变特性的时相调制（TPM）方式。

This paper gives an introduce in detail on a method of sinusoid pulse width modulation for CSC.

文中详细地介绍了电流型变流器（CSC）的正弦脉宽调制方法。

This paper presents a method to perform the continous modulation of AC power by using a micro-processor and SSR.

提出了一种基于微处理器和利用固态继电器实现交流功率连续调整的方法。

This paper introduces a design method of data acquisition device in wireless dynamic electronic grab bucket scales. The functions with real-time acquisition, disposal, FSK modulation and transmission of load weight are implemented.

本文介绍无线动态电子抓斗秤中数据采集装置的一种设计方法，实现了对所扎货物重量信号的实时采集、处理和FSK调制发射功能。

From developing the modulation summator of microwave phase modulator, it is found that the modulation summator presented in this paper se-ems to bp an another valid method of spreading band.

在研制微波调相器的调制相加器时发现，用本文提出的感性有源可变调制相加器是扩展频带的另一有效办法。

The method comes from the mechanism of reciprocal shift modulation, which transforms the measuring of eigenfrequency into measuring the spike pulse responding to ineffective-modulation optic power.

从互易性偏置调制的机理出发，将对本征频率的测量转化为对无效调制光功率响应的尖峰脉冲的测量；

Edge jitter of slope overload signal in delta modulation is analyzed theoretically, the average edge jitter noise energy formula is derived and a method of reducing edge jitter is presented.

本文在理论上分析了△调制中斜率过载信号的边沿抖动，导出了平均边沿抖动噪声能量公式，并给出降低边沿抖动的方法。

The Basic Method of Digital Amplitude Modulation for All-Solid Medium Wave Transmitter

全固态中波发射机数字幅度调制的基本方法

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

A new current detection method is introduced aimed at lower bridge arm modulation when motor is operating at six states. Thirdly, system hardware and software is designed and debugged bases on theory results.

针对三相六拍两两导通且下桥臂开关管调制方式提出了新型电流检测方案。再次，针对理论分析的结果，对系统硬件电路及软件代码进行了设计与调试。

A new current tracing control method based on double delta modulation, i.e., combining amplitude delta modulation with time delta modulation, is presented.

提出了一种基于幅值△调制和时间△调制相结合的双重△调制电流跟踪控制新方法。

A design method of a high-efficiency, low-power, switching-power DC-DC converter with pulse-width modulation ( PWM) and pulse-frequency modulation ( PFM) modes is presented.

本次毕业设计提出了一种基于脉冲宽度调制（PWM）和脉冲频率调制（PFM）模式的高效率，低功耗开关电源直流电压转换器的设计方法。

A New Feature Extraction Method for Radar PRI Modulation

一种新的雷达PRI调制特征提取方法

D/ A transform is realized by method of modulation pulse width.

采用调制脉宽的方法实现了D/A变换；