channel noise level

Analysis of HFC access network and its channel noise;

HFC接入网技术及其信道噪声分析

In this paper firstly the general channel noise model for medium-voltage power line communication is presented.

首先介绍了中压电力线信道噪声通用模型,对现场采集的噪声进行互相关系数计算,并采用对称分量法进行相关性分析,得出三相电力系统相间噪声具有一定相关性的结论。

Applying the scheme to the noisy channel,it can improve the performance of vector quantizer.

将该算法应用于噪声信道中,能够有效的提高矢量量化器的性能。

In this paper,we apply this algorithm to the vector quantization(VQ) index assignment on noisy channel.

将该算法应用于噪声信道矢量量化索引值分配寻优中 ,在存在信道噪声时 ,可较好地提高矢量量化器的性能 。

We study the error rate of quantum key distribution (QKD) through noisy quantum channel, and we get the relationship between the quantum bit error rate (QBER) a nd the fidelity of the noisy channel.

研究了对称噪声信道下的量子密钥分配 (QuantumKeyDistribution ,QKD)过程 ,并得到了其误码率和信道保真度的关系式。

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