Design of LF Analog Data Optical Fiber Transmission Equipment for EMC Test 用于EMC测试的低频光导传输设备的设计
Analog transmission and multiplexing 模拟传输和多路复用
Within each circuit to control four separate digital or analog signal transmission in the switch. 每个电路内部有四个独立的能控制数字或模拟信号传送的开关。
Research on Analog Video Secure Transmission System Based on FDM 基于频分复用的模拟视频安全传输系统研究
We then study the effect of noise on the performance of analog signal transmission. 然后我们讨论杂讯对类比信号传输品质的影响。
Analysis on the Laser Nonlinear Distortion in Subcarrier Multiplexing Analog Lightwave Transmission Systems 副载波多路复用模拟光传输系统中激光器非线性畸变的分析
Linear optically coupled isolation circuit was mainly used in isolation of analog signal transmission. 线性光隔离电路主要用于隔离模拟信号的传送。
In this paper, the dynamic performance of VFC for analog signal transmission used in telemetry system was analyzed. 分析了用于遥测系统中的VFC方法传输模拟信号的动态性能。
Based on introduction of the isolated analog signal transmission, this paper made analysis and comparison of a variety of isolated technologies, and put forward a novel digital isolating method based on serial interface D/ A converter. 针对系统在不同模块之间信号隔离传输的问题,对各种模拟信号传输的方式进行了性能比较,研究了模拟/数字式变换传输的方式的各种应用。
Multichannel Analog TV Transmission along Optical Fiber 光纤多路模拟电视传输
Overall Plan and Its Analysis for Digital Transformation of Radio and TV Analog Microwave Transmission Network in Gansu Province 甘肃省广电模拟微波数字化改造总体方案及解析
Modern Communication System has been switched from analog signals transmission to digital signals transmission. 在现代通信系统中,使用数字信号传输的优势越来越明显。
Based on scheme composing, I finished the designs and tailors of the virtual instrumentation hardware architecture& the analog signal transmission circuits: the designs and simulations of signal processing card and data acquiring card, the tailors and debugging of their printing circuit cards. 完成虚拟仪器硬件&模拟信号传送电路的设计和制作:完成信号调理电路板和数据采集卡电路的设计和仿真,制作印制电路板,并调试完成,达到了设计要求。
Practice of Digital and Analog Microwave Sharing Transmission Path of Antenna-Feeder System 数字和模拟微波共用天馈系统传输实践
Study of Analog Optical Fiber Transmission System 模拟光纤数据传输系统的研究
Practical broadband analog fiber optic transmission system 实用化宽带模拟光纤传输系统
Moreover, serial communication and analog current transmission are adopted to meet the need of buildup measuring network. 为满足组成测量网络的需要,在软硬件方面还采用了串口通信和模拟电流输出。
The realization of mixed transmission of analog and digital microwave by existing analog microwave transmission path can help to save capital and achieve the aim of digital transmission of signals. 如果利用已有模拟微波传输通道,实现模拟和数字微波信号的混合传输,不仅可以节约资金,又能达到信号数字化传输的目的。
Digital power line carrier equipment is a new type of transmission system for improved capacity utilization of analog transmission paths. 数字式载波机是一种利用模拟传输通道来提高载波机传输容量的一种新型传输系统。
This paper deals with the analysis of laser nonlinear distortion in subcarrier multiplexing analog lightwave transmission systems. A complete mathematic model for the laser nonlinear distortion analysis is presented which particularly takes into account the laser clipping effect in the multiple subcarriers case. 本文主要分析副载波多路复用模拟光传输系统中激光器的非线性畸变,提出一个激光器非线性失真分析的完整的数学模型,特别考虑了多路副载波情况下激光器的削波影响。
Theory and Experiment of Microwave Analog Transmission of Digital Signal in DVB-S Mode 模拟微波采用DVB-S模式传输数字化信号的理论与实验
Design of Multi Point Monitoring System for Distant Analog Value Transmission 远距离模拟量传输多点监控系统的设计
Analyzed theoretically the main factors that affects the OFDM signal carrier-to-noise ratio transmitted on the analog optical fiber transmission system; 理论上分析了OFDM信号在模拟光纤传输系统中影响载噪比的主要因素;
An Analog Signal Transmission Circuit Composed of Photo-Coupler and Its Application in AC Adjustable Speed System 光电耦合器模拟信号传递电路及其在交流调速系统中的应用
High Accuracy Analog Optical Fiber Transmission Line 高精度模拟光纤传输线
The system used Ethernet to transmits digital audio data which solving the vulnerable interference problems in traditional analog audio transmission process. while the system provides easy installation, monitoring and easy to reconfigure and so on. 该系统采用以太网来实现数字音频传输,解决了传统模拟音频传输过程易受干扰的问题,同时该系统具有安装方便、监控管理简单、重新配置方便等优点。
On the one hand, emergency communication based on analog audio transmission technology can not meet the audio quality and reliability requirements any longer. 一方面,基于传统模拟音频传输技术的紧急通信设备在可靠性、音频传输质量等方面已经不能满足实际要求。
The traditional security system generally bases on single-chip microcomputer control and analog transmission technology, which has shortcomings such as single function, bad scalability and flexibility, and weak security. 传统的安防系统一般采用基于单片机控制和模拟传输技术,存在功能单一、扩展性和灵活度不够、安全性弱等不足。
Using the analog voice transmission scheme in the train still occupies a large market. 通过模拟信号完成语音传递的列车项目仍占据着较大的市场。