pulse waveform的例句大全

The pulse waveform design is represented as a constrained optimization problem, which takes the spectrum utility.

该逼近优化问题把频谱利用率作为目标函数,正交性和频谱屏蔽作为约束条件.

Then the voltage waveforms of the Three-phase bridge controlled rectifier and 12-pulse waveform controlled circuit under the fault and normal condition are analyzed and researched in detail, the faults states are summarized and classified according to the voltage waveforms indifferent circumstance.

其次对三相桥式整流电路、12脉波可控整流电路等大功率电力电子装置整流电路正常运行及故障状态下整流电压波形进行了详细分析和研究，根据电压波形对故障状态进行了总结和归类。

To obtain this droplet transfer mode, the pulse waveform control parameters should be matched perfectly.

为了获得这种过渡形式, 需要焊接脉冲波控参数之间的良好配合.

The waveform of corona current is pulse waveform with a high frequency.

气固两相体的电晕电流波形在正、负极性下均为高频率脉冲波形。

Based on the effective extraction of the single pulse waveform, two pulses identification methods ( a) adaptive clustering algorithm and three-dimensional distribution ( b) synthetic features extraction in time and frequency domain are proposed.

在有效提取单脉冲波形的基础上，提出了两种脉冲识别方法分别为基于自适应聚类及三维谱图的脉冲识别方法和基于时频联合特征提取的脉冲识别方法。

The chirp leads to the initial and final narrowing stages of pules. It is useful for optimizing the design of the system and improving compensation performance for pulse waveform distortion.

单模光纤中啁啾将导致脉冲信号产生初期窄化和末期窄化过程，这种传输特性可用来优化相位共轭系统的总体结构设计，进一步改善和提高系统的补偿性能。

As a result, we propose a new algorithm, making use of wavelet analysis, to detect pulse waveform of radial artery.

本文利用小波变换对脉搏波进行分析，实现了一种新的基于连续小波变换的桡动脉脉搏波检波算法。

A Detailed Discussion of the Pulse Waveform of Diode Clamper Circuits

二极管箝位电路脉冲波形探讨

Improvement of Pulse Waveform Detection with Autoregressive Model In Blood Oxygen Saturation Measurement

用自适应AR模型提高血氧饱和度测量中脉搏波信号的检出率

This paper firstly summarizes the basic characteristics of UWB ( Ultra WideBand) signal and system, then puts emphasis on the selection, design of UWB signal waveform, i.e. monocycle pulse waveform, TH-PPM signal, etc. At last, the corresponding simulation result is given.

本论文首先简略概述了超宽带（UWB）信号及其基长特征，然后较为详细地阐述了UWB信号波形的选取与设计，其中重点讨论了单周期脉冲波形和TH-PPM信号并给出了仿真分析结果。

Then the impact of the pulse repetition period, time-hopping slot time and pulse waveform on ICI was studied.

结合公式计算以及仿真结果，研究了脉冲重复周期、跳时步长以及脉冲波形对码间干扰的影响。

Partial discharge recognition based on time domain features of pulse waveform

基于脉冲波形时域特征的局部放电识别

The pulse signals are analyzed both in time domain and frequency domain, and physiological features like waveform height and magnitude spectrum peaks are obtained.

基于实时考虑分别从时域和频域提取特征：波形高度和幅度谱峰值。

Study on improving pulse generator based on acoustic surface waveform device

基于声表面波器件脉冲发生器的改进研究

This paper describes a pulse compressor implementation with DSP for small Time Bandwidth ( TB) product Linear Frequency Modulation ( LFM) waveform.

用DSP实现小TB积线性调频数字脉压，线性调频信号用数字方法产生。

The normalized-bandwidth-pulse-shape-factor product, the decaying rate of the tail of time waveform, the opening of the eye diagram, and the envelope uniformity of the second order continuity pulses were addressed, which provides the basic information for the selection of the chip pulse for CDMA systems.

从归一化带宽&脉冲形状因子乘积、时间波形衰减速度、眼图开启度、包络均匀性等角度，详细分析了二阶连续脉冲，为CDMA系统中码片波形的选择提供了基本依据。

The Analysis and Design of a Pulse Width Modulation Step Waveform Invert Circuit

脉宽调制阶梯波逆变电路的分析与设计

We find that the waveform and the pulse width of the ultrasonic pulse are determined by the thickness of the PVDF piezoelectric film transducer, the falling time of the step-function voltage, the transducer backing and the shape of the acoustic propagation medium.

实验结果表明，声脉冲的波形和脉冲宽度取决于PVDF压电膜的厚度，阶跃电压的下降沿宽度，以及背衬材料和声传播媒质的形状等多个因素。

The strong pump pulse will change the spectrum of weak signal pulse by the XPM effect as a result that the time domain waveform of weak signal pulse is also changed remarkably by combining the dispersion effect.

受交叉相位调制作用的影响，强泵浦脉冲将改变弱信号脉冲的频谱，在联合色散效应后，弱信号脉冲在时域上的波形也将发生显著改变。

Pulse oximetry plethysmographic waveform as a guide during fluid infusion

脉搏血氧饱和度波形对输液量的指导意义