Objective: In order to suppress tissue harmonic in contrast harmonic imaging, a suppression method based on coded pulse technique is explored.
目的:为有效地抑制造影谐波成像中组织谐波的影响,探求一种基于编码脉冲技术的抑制方法。
This paper introduces a circuit design plan of protecting motor winding coil against ultra warm by dealing with the ultra temperature protective signals from motor winding coil measured by sample sensor and utilizing pulse code technology of code hopping and remote control technology of the signal carrier.
本文介绍一种防止电动机绕组线圈超温的保护电路设计方案,该方案是通过电路处理温度取样传感器检测到的电动机绕组保护极限温度信号,利用滚动码脉冲编码技术、载波遥控技术实现的。
This paper make a research on hardware and software in downhole data transmission system,which adopts pulse code mode.
本文采用了脉冲编码方式,对井下数据传输系统的硬件及软件进行研究。
Signal design for controllable seismic source by pulse coding;
脉冲编码可控震源信号设计
A method for realizing pulse coding positioning in VVVF elevator is introduced in this paper,which makes use of the internal functions of PLC and inverter.
介绍在变频电梯中利用变频器和可编程控制器的内部功能来实现脉冲编码定位的一种方法。
These lathes are equipped with replaceable pulse coder.
介绍了将CA6150型普通车床改造成多功能经济型数控车床的方法,重点阐述了普通车床实现螺纹切削的方法与经济型数控车床实现螺纹切削的三种方案,并介绍了采用脉冲编码器码道可换的方法,在经简易数控改造后的CA6150车床上实现螺纹切削的具体措施。
Based on a pulse coder,a kind of software detecting method is designed to detect the angle of slip of a doubly-fed motor.
在双馈调速系统中,采用矢量控制时需要准确地检测到电机的转差角,应用增量式旋转脉冲编码器设计了一种双馈电机转差角的软件检测方法,以所检测到的转差角进行矢量运算,可以获得对转矩和功率因数分别控制的优良调速性能。
Based on a pulse coder, a phase detector is designed to detect the rotor inductive electromotive force of a AC-field motor.
采用增量式旋转脉冲编码器,设计了一种交流励磁电机转子电势的相位检测器,以所检测到的转子电势相位作为进行矢量控制的参考,从而获得对转矩和功率因数分别控制的优良调速性能。
Pulse encoder and tachometer generator are current speed transducer for electric driver system.
脉冲编码器、测速发电机是控制系统中常用的速度传感器 ,其性能好坏直接影响控制系统的品质指标。
How to use pulse encoder to achieve the cutting thread in the CNC-lather is introduced.
介绍了在数控车床上如何利用脉冲编码器实现螺纹的切削,并提出一种新的直线插补方法——斜率累积直线插补方法来进行螺纹切削的插补计算,最后给出硬件实现方法,为在数控车床上进行螺纹加工提供了新的思路。
Polyphase Pulse Compression Codes Radar Signal Optimizing and Simulation;
多相编码脉冲压缩雷达信号的优化设计与仿真
Detection and Parameter Estimation of Frequency Coding Pulse Signal Based on SPWVD
基于SPWVD的频率编码脉冲信号的检测与参数估计
Ionospheric sounding system based on phase modulated pluse compression
基于相位编码脉冲压缩体制的电离层探测系统
There lies Doppler mismatch in every code of phase-coded pulse compression techniques.
在相位编码脉冲压缩技术中,各种码都存在着多普勒失配问题。
pulse coding and correlatio
脉冲编码和相互关系
binary pulse-code modulatio
二进制脉冲编码调制
An Embedded Speech and Audio Codec based on Factorial Pulse Coding
一种基于阶乘脉冲编码的嵌入式语音频编码器
Adaptive Differential Pulse Code Modulation
自适应差分脉冲编码调制
pulse amplitude code modulation telemetry
脉冲幅度编码调制遥测技术
Pulse code modulation communication system hierarchy
GB/T4110-1983脉冲编码调制通信系统系列
PCM [pulse-code modulation] (digital colour) television
脉(冲编)码调制(数字彩色)电视
Characteristics of pulse code modulation for voice-frequencies
GB/T7610-1987音频脉冲编码调制特性
moving area DPCM method
运动面积的差分脉冲编码调制方法
Research of Coded Signal Pulse Compression and Stagger MTI
编码信号脉冲压缩和参差MTI的研究
Software Realization of Laser Pulse Code Generator
激光脉冲编码发生器上位机软件实现
Parameters of digital interface for PCM systems over telecommunication network
GB7611-1987脉冲编码调制通信系统网路数字接口参数
Signal Design and System Development of Pulse-Coded Impact Seismic Source
脉冲编码可控震源信号设计与系统研究
Research and Application on Neural Spiking Coding Based on Order Space
基于序空间的神经脉冲编码研究及应用