By means of introducing transcendental information, the low frequency compensation of the alternating current ( AC) signal of the scanning millimeter wave ( MMW) total power radiometer is researched. 通过引入一种先验知识,研究了毫米波交流全功率辐射计低频信号失真的补偿问题。
To realize low frequency drift in oscillator circuits, constant temperature controlled circuit for temperature compensation is adopted. 采用附加恒温电路对振荡器进行温度补偿,进而实现了低温漂。
The low speed efficiency of pump-control-motor speed governing system with inverter is obviously reduced when setting low frequency compensation. 设定低频补偿功能会较大幅度地降低变频泵控马达调速系统低速段的效率。
The low frequency compensation helps determine the basic velocity structure as well as absolute velocity value, whereas the high frequency compensation could compress waveform and suppress noise so that the resolution and S/ N of seismic data can be improved. 有利于求取基本的速度结构和绝对速度值:高频补偿,能有效地压缩波形.压制噪声,从而提高地震资料的分辨率和信噪比。
High/ low frequency compensation of seismic signal 地震信号的高低频成分补偿
The precision and reliability of seismic velocity inversion are affected by data processing, frequency bandwidth, and low frequency velocity compensation. 三高处理的优劣、频带宽度、速度低频成分的缺失都会影响地震速度反演的精度和可靠性。
In accordance with low resonance frequency in a multi-frame gyroscope-stabilized platform and spikes appeared in tracking error curve when swing platform is changing it swing directions, a velocity-stabilized loop with serial square lag and lead correction network and nonlinear acceleration compensation measure is designed. 针对多框架陀螺稳定平台中谐振频率较低和摇摆台摇摆换向时跟踪误差曲线上出现尖峰问题,提出了一种串联平方滞后超前校正环节和非线性加速度补偿措施,设计了平台速度稳定环。
As usual, the effective method to solve the heavy interference in low frequency and the changeable load is compound control for disturbance compensation. 通常情况下,在解决低频强扰动、变负载问题方面,最有效的方法是采用按扰动补偿的复合校正方式。
The simulation of low frequency compensation is processed based on zero-pole configuration theory, and the parameter is useful to low frequency compensation of the sensor. 基于零极点配置的原理进行了振动传感器的低频特性补偿的仿真研究,为振动传感器的低频特性补偿提供了参数。
The characteristic of super low dropout voltage and super low consumption as well as the output capacitor free frequency compensation have become the main research direction of LDO technology. 超低漏失电压和超低静态电流特性及与外接电容无关的频率补偿技术已成为LDO稳压器的主要研究方向。