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- Through the DDS CMOS chip AD9851,the system produces a 64 points sampling signal. 通过DDS芯片AD9851来产生相对于输入信号64倍频的高精度采样信号。
- This paper gives a new type noise interf er ence elimination circuit of the current sampling signal,and introduces the cir cuit diagram. 提出一种新型的消除电流取样信号噪声的干扰电路,并介绍其电路原理图。
- The decaying DC component in the sampling signal will bring errors to the full-wave Fourier algorithm,which is derived with periodic signal. 全波傅氏算法是基于周期信号推导出来的,当采样信号中含有衰减直流分量时,将会产生误差。
- This paper introduces a fixed crane faults diagnosis system used in port, and focuses on the method of inferring rule based on the pretreatment of sampling signal. 文章介绍了一个港口门机故障检测系统,着重讨论了在采样信号预处理的基础上,通过规则推理进行故障分析的方法。
- This paper presents a sample-time error calibration method using interpolation filter bank based on the theory of the nonuniform sampling signal reconstruction. 本文基于非均匀采样信号的重构理论，提出了一种利用内插滤波器组对定时误差进行消除的方法。
- This paper introduces a fixed crane faults diagnosis system used in port,and focuses on the method of inferring rule based on the pretreatment of sampling signal. 文章介绍了一个港口门机故障检测系统，着重讨论了在采样信号预处理的基础上，通过规则推理进行故障分析的方法。
- By testing and adjusting the system again and again,we have the basic functions such as Adding,Storage,Transmission of the Data of Digital BOXCAR,and the basic sampling signal testing. 通过反复的测试与调整，我们已经实现了数字BOXCAR的基本叠加、存储和数据传送。
- A new signal containing two sinusoidal signals is reconstructed from originally sampling signal by the method.Then based on the bispectrum analyses of the new signal,the phase is estimated accurately. 此方法在采样信号的基础上,重构出一路新的信号,该信号包含两个频率互成倍数的正弦波,再进行双谱分析,以实现正弦波初相的精确求解。
- Secondly I make use of the characteristic information of the DSP(the TMS320F206) to analyse and deal with the sampled signal,and distill the diagnostic signal of the sucker rod. 然后利用DSP(TMS320F206)对采样信号进行分析处理，提取出抽油杆的特征信息；
- However,the channel transmission of drilling fluid pressure,well depth and pump pressure have serious effect on the sampled signal in the measurement while drilling(MWD) system. 由于受到钻井特殊条件的限制,井底和地面之间的随钻测量信号难以通过有线方式进行传输,目前工程中主要采用基于钻井液脉冲位置编码调制的无线传输方式。
- Based on spectrum analysis and digital filter of sampling signals, a prediction system of anode effect for aluminium electrolyzing cell was designed by use of fuzzy recognition technology. 摘要在对采样信号的频谱分析、数字滤波基础上，采用模糊辨识技术，设计了铝电解槽阳极效应预测系统。
- A red light is usually a signal of danger. 红灯通常是危险的信号。
- I stood watching for the signal to change to green. 我站着等待交通信号转为绿灯。
- Let's set the clock by the radio time signal. 咱们照着收音机的报时信号把钟对一对。
- A red lamp is often a danger signal. 红灯常常是危险的信号。
- A reflected signal on a communication channel. 一种在通信信道上反射回来的信号。
- The rise in prices was a signal for rebellion. 物价上涨引起了叛乱。
- By improving the structure of optical path, catching the sample signal of optical voltage sensor in reason and controlling the temperature of secondary part, the stability of OMU has been improved. Then, the OMU can achieve 0.2 accuracy class. 通过改进光路结构、合理地获取电压传感器的取样信号及对二次信号处理部分进行温度控制 ;提高了 OMU的稳定性和准确度 (达到 0 .;2级 )
- With the digital pretreatment to sample signals using least square mimesis algorithm, twice and thrice harmonic can be wiped off effectively. 应用最小二乘拟合法时对采样信号进行数字预处理，可以有效地去除二、三次谐波污染；
- A channel over which pilot signal is transmitted. 可在其上传输导频信号的一种信道。
