signal-comparison method

Generally, the vibration signal collected from the train mixs up much noise. In this paper, We use wavelet transform in signal to denoise, The result of emulation proves this method is effective especially on signal mixing up white noisy.

通常从机车上采集的振动信号混有大量的噪声，现利用小波变换进行降噪，仿真结果表明小波变换能够有效地去除信号中的噪声，特别适应于信号中混有白噪声。

The real test signal reconstruction results and leakage alarm signal results show that the leakage signal detection method of this paper is feasible and reliable.

通过现场的测试信号重构结果和泄漏报警结果表明，本文提出的基于声纹识别技术的气体管道泄漏监测方案是可行、可靠的。

Telephone Speech Simulation Using Signal Processing Method

基于信号处理的电话语音模拟

This article elaborated the simulation television signal digitization processing method and the step.

本文阐述了模拟电视信号数字化处理的方法和步骤。

This paper, based on the measurement of the impedance-frequency characteristics and attenuation characteristics of the city telephone line network, proposes a method of FDM to transfer carrier signal, such as digital modulation signal, tone carrier signal, etc.

在对市内电话信道阻抗特性、衰耗特性测试的基础上，提出市话线路可采用频分复用的方法传递载波信号，如数字调制信号、语言载波信号等。

The Digital Signal Processing Method for a Two-channel Television Sound in Television Receiver

电视接收机双通道伴音数字信号处理方法

A new signal transmission method for force reflecting telerobot system

一种新的力反射遥控机器人系统的信号传输方法

The basic principle of this method is to utilize the polarization direction of R B signal with G signal at right angle. Introducing parallax in different signal channels, the 3D stereoscopic display is realized.

该方法利用红色和蓝色信号光与绿色信号光在偏振方向上正交的特性，在信号通道之间引入视差，实现了三维立体显示。

Dual-controlled industry television signal communication method

两级控制的工业电视信号通信方式

The paper also constructed iterative steps of signal control strategy in oversaturated trunk roads, detailed design signal coordination control method for the traffic bottlenecks upstream, downstream respectively, including the start and end conditions of the signal control, signal timing adjustment method.

论文还构建了过饱和干道信号控制策略的迭代步骤，分别对交通瓶颈上游、下游实施的信号协调控制方法进行了详细设计，包括信号控制的启动与结束条件、信号配时调整方法。