信号的例句大全

Furthermore, an improved detection algorithm based on the minimum mean square error criterion is presented.

本文针对此类调制信号，分析了其独特性质，并基于最小均方误差准则提出了一种改进的接收端检测算法。

互联网摘选

M estimation is a kind of robust estimator which is used widely in signal filtering.

M估计器是一种广泛应用于信号滤波的稳健性估计器。

互联网摘选

These algorithms utilize the perception difference of human's ear to the different frequency signal and the spectrum difference between noise and recognition objects to compensate the effects of noise with maximum likelihood criteria and linear combination or discriminative combination or multi-layer perceptron.

这些方法利用人耳对不同频率信号感知的差异，以及噪声和识别对象的频域特征差异，分别采用线性分析、判决分析、多层感知机以及子带最大似然估计对噪声影响进行补偿。

互联网摘选

This article describes the basic method of binaural sound reproduction through loudspeakers, the problems arising from it and some ways to solve the problems.

本文简述扬声器重放双耳信号的基本方法、带来的问题和一些解决问题的途径。

互联网摘选

A Novel Method of Digital Signal Processing in FMCW Radar Ranging System

FMCW雷达液面测量系统中的信号处理方法

互联网摘选

A Special Algorithm for Enhancement of Cosine Frequency Modulation Signals

一种余弦调频信号增强新算法研究

互联网摘选

An Iteration Algorithm for Measuring Frequency and Phase of Cosine Function

余弦信号相位和频率测量的迭代算法

互联网摘选

The Generation of Cosine Pulse Signal with Four Phase Codes

余弦脉冲四相码信号及其产生

互联网摘选

It is found that selecting appropriate value of duty cycles of Gauss light pulse signal, frequency chirp and the roll-off factor of raised cosine pulse signal produced by the equalizer of an optical receiver can improve the sensitivity of the optical receiver.

发现适当选取高斯光脉冲信号的占空比、啁啾分量、光接收机均衡滤波器输出的升余弦频谱波形滚降因子的值可以提高光接收机灵敏度；

互联网摘选

Analyzed these data and got the results as follows: a lot of solar highly energized particles penetrated into the polar ionosphere and ionized it, which significantly increased the cosmic noise absorption ( CNA) and blanked the DPS 4 data for more than two days.

对有关数据的分析表明，高能粒子引起电离层吸收急剧增加，测高仪数据两天多信号空白，宇宙噪声吸收显著增加；

互联网摘选

Elimination of the background noise in speech is one of the most challenging problems of speech signal processing.

剔除语音中的背景噪声是语音信号处理中具有挑战性的问题。

互联网摘选

Treatment of the Application of the Streaming Current Signal in Coagulant Control

用于混凝投药控制的流动电流信号的特殊处理

互联网摘选

Maximum entropy spectral estimation and LMS adaptive algorithm were proposed to extract the reflection echo signal of laser ranging system.

提出了最大熵谱估计和LMS自适应算法提取激光测距系统的反射回波信号。

互联网摘选

Simluation results show that the maximum entropy spectral estimation and LMS adaptive algorithm can extract echo signal of laser ranging system effectively from background noises.

仿真分析表明，最大熵谱估计和LMS自适应算法相结合可以有效地从背景噪声中提取有用的激光反射回波信号。

互联网摘选

According to actual needs, the thesis identifies specific parameters of code system and select JPL rapid capture based on m-m composite sequences as ranging code signals of the system.

根据实际需要论证了码制的具体参数，选择了基于m-m复合序列生成的JPL快捕码作为系统的测距码信号。

互联网摘选

Secondly, it introduces the frequency selection, EMC ( Electromagnetic Compatibility), the basic generation theory and modulation of the third civil signal ( L5 signal), including LS ranging code, Forward Error Correction, QPSK modulation and Neuman.

其次，介绍了其信号的频段选择、电磁兼容性及其调制和产生的基本原理，包括L5测距码、卷积码、QPSK调制以及Neuman。

互联网摘选

A Crankshaft Fluctuation Sensor ( CKF) is located near the bottom of the timing cover where it generates a signal as the crankshaft timing chain sprocket rotates past it.

曲轴位置传感器安装在定时器壳底部附近，产生一个曲轴定时链轮齿通过的信号。

互联网摘选

Samuel Morse invented relay stations for telegraphic signals when observing relay stations for horses.

SamuelMorse通过观察马驿站为电报信号发明了中继站.

互联网摘选

The second injection pump drive and installation, the secord injector arrangement, the cylinder head and rocker arm support modifications are described in detail, as well as the installation of crankshaft rotation angle grating disc which is necessity for combustion research in cylinder pressure sensor.

详细论述了喷油泵的安装和驱动、喷油器的布置、气缸盖和摇臂座的改造以及气缸压力传感器、曲轴转角信号光栅盘轴的安装。

互联网摘选

Using the techniques of standing wave and coupled oscillator, the skew and jitter in global clock networks could decrease dramatically.

使用驻波和耦合振荡器技术的全局时钟网可以显著的减少信号的偏斜和抖动。

互联网摘选