A real time measuring device for ultrasonic electric signals is developed in this paper, it can measure the ultrasonic electric signals with high voltage, high frequency and non sine wave, the measurement results can be saved and analyzed in real time.
针对功率超声电信号高频高压且带有波形畸变的特点，本文研制了一种超声频电信号检测系统，可以对超声过程中功率、电压电流有效值、相位差及频率信号进行快速准确的实时检测，而且可以对测量结果进行实时记录、分析处理。
Improved Acquisition Algorithm in Low-voltage Power Line with Channel Noise
低压电力线信道噪声环境下捕获算法的改进
The Effect on the Shortwave Transmitting Field of the Electrified Railway s Radio Disturbance;
电气化铁道的无线电噪声对短波发信场的影响
Research for Noise Environment Simulation of Low Voltage Power Line Carreier Communication;
低压电力线载波通信噪声环境的仿真研究
Implementing Noise Cancellation of 10 kV Power Line Communication Based on Adaptive Least-Mean-Square Error Algorithm
基于自适应最小均方误差算法实现10kV电力线通信的噪声对消
A Denoising Method Based on Improved Wavelet Threshold in Low-voltage Power Line Channel
基于改进阈值的低压电力线信道中的小波去噪方法
cosmic radio noise recorder
宇宙无线电噪声记录仪
The signal processing circuit has high ability to suppress noise interference.
信号处理电路具有较强的抑制噪声干扰能力。
Study on Aging Testing of Generator Bar and Noise Elimination of PD with Wavelet;
发电机线棒老化试验及以小波法剔除局部放电信号中噪声的研究
Countermeasures of Noise Reduction for Shinkansen Electric-Current Collecting System and Lower Parts of Cars
降低新干线集电系统噪声和车辆下部噪声对策
Reduction of IF AM Interference Based on Virtual Radio Simulation Platform
基于虚拟无线电通信仿真平台的中频噪声调幅干扰的抑制
A new signal reconnaissance method based on channel color noise suppressing
基于信道色噪声抑制的信号搜索方法
Modifying SNR-Independent Velocity Estimation Method to Make it Suitable for SNR Estimation in Shallow Water Acoustic Communication
两种水声信道模型中信噪比估计算法
Transmitting noise is main interfereing source of switch power supply which is coupled through lines of power supply, singal, interlinkage and grouding.
传导型噪声是开关电源的主要骚扰源，它可以通过电源线、信号线、互连线、接地导体等进行耦舍。
Channel Estimation for Power-Line Communication Based on OFDM System
基于OFDM的电力线通信信道估计
Research on Wheel-Rail Rolling Noise on Ballasted Track of Passenger Dedicated Line;
客运专线有碴轨道轮轨滚动噪声研究
A trademark used for an electronic device that eliminates noise from recorded sound and audio signals.
道尔贝降噪系统一种能从录音或声音信号中消除噪音的电子装置的商标名
The Research on Osnr Monitoring Technique of the Receiving Electrical Noise
基于接收端电噪声分析的光信噪比监测法研究
De-noising method for electrocardiograph of non-uniform noise distribution based on singular value decomposition and wavelet transform
非均匀噪声分布心电信号的奇异值小波消噪法
