signal line

This paper reports a 31 bit low frequency SAW programmable tapped delay line. It is a key device in signal processing of interference free spread spectrum communication system.

文章报道的31位声表面波低频可程序抽头延迟线是一种用于扩频抗干扰通信系统所用的关键信号处理器件。

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。

Development of Micro Computer Measurement System of Railway Signal On Line

铁路信号微机在线检测系统的研制

Inductive Interference of High Voltage Transmission Line on Signal Line in Microcomputer Communication

微机通信中高压传输线对信号线的电感性干扰研究

A detection method Of DEMON signal line spectrum

一种DEMON信号线谱识别方法

When the measured signal has a very wide frequency chart especially in the fast signal measurement field, in order to easily satisfy the high fidelity requirement that Bandwidth of Long Transmission Line, it is necessary for expanding the Bandwidth of Long Transmission Line.

当被测量信号具有很宽的频谱，尤其是在快脉冲信号测量中，为了测量数据在传输过程中满足高保真度的要求，必须对远距离传输线进行带宽扩展。

Based on analyse effect factors of signal integrity, it introduces how to solve transmission line effect ( mainly including reflection and crosstalk of signal) and Electro-Magnetic Interference ( EMI).

在分析了信号完整性的影响因素的基础上，介绍了如何有效的解决传输线效应（主要包括信号的反射、串扰），如何减小电磁干扰等方面的具体对策。

The results show that when the signal line length of sensor is less than 100 m, its influence on sensor dynamic signal will be less than 1%. It meets the real train test requirement of measuring crossing air pressure pulse.

研究结果表明，当传感器信号线长度小于100m时，对传感器输出的动态信号影响不大于1%，满足列车交会空气压力波实车测量要求；

The system is made up of control switch, light-transmitting module, three general lines ( including electric power line, optical-fiber signal line, the loop-line of the system), light-receiving module and terminal electric-implements.

系统由控制开关、光发射模块、三根总线（电源线、光纤信号线、系统地线）、光接收功能模块、终端用电器或执行器组成。

Accessories: a remote control, a power cord, a user manual, a lens paper, a product certification, a signal line, a back-up insurance control.

配件：遥控器一个、电源线一条、用户手册一本、镜头纸一本、产品合格证一张、信号线一条、备用保险管一只。

Then a simulation of the situation is given, in which there is a line-spectra coherent interference in the continuous spectra signal. The result of simulation indicates that we can effectively detect the target and estimate its azimuth angle in a coherent interference background using this approach.

对宽带信号中含强线谱相干干扰的情况进行了计算机仿真，结果表明该方法在强线谱相干干扰下能有效检测目标、估计目标方位；

Crossovers: When the price oscillator falls below its signal line, the point of intersection is crossover.

转线路: 当在它的信号行下面价格振荡器掉落时, 致命交叉点的意义是转线路.

The ways adopted for analyzing the malfunction of the PDA-5500 ⅱ optical emission spectrometer and solving it. also eliminating the signal line trouble were introduced.

介绍了采用排查法检查、分析、判断并解决PDA-5500Ⅱ光谱仪故障的过程及信号线故障排除的方法。

The Realization of the Signal Line Speed Process with FPGA

信号线速度处理的FPGA流水实现

Input signal Kurtosis based variable step size LMS adaptive line enhancement ( ISK-BLMSALE) approach is proposed, in which input signal Kurtosis is used as the independent variable of step size function.

提出了一种基于输入信号峭度的变步长LMS自适应谱线增强方法，该方法以输入信号的峭度为自变量，构造新的步长。

The signal level in decibels ( or nepers) at a particular position on a telecommunication line.

在远程通信线的某一位置上，以分贝（奈培）单位表示的信号电平。

Design of Railway Signal Cable Network Fault On-line Detection System

铁路信号电缆网络故障在线检测系统设计