数字通信

数字通信系统设备性能的SYSTEMVIEW仿真

Device Quality Simulation of Digital Communication System Based on System View Software

利用SAW技术实现极低功耗无线数字通信

Ultra-low Power Comsumption Wireless Digital Communication Using SAW Technology

数字通信系统设计中FPGA的仿真

Simulation of FPGA Design in Digital Communication System

多载波数字通信中OFDM原理及应用

OFDM principle and application in multi - carrier digital communications

所谓3G，其实它的全称为ThirdGeneration，中文含义就是指第三代数字通信。

So called 3G , its full name is 3rd generation in reality , Chinese means the third generation digital communication .

由于大多数数字通信信号都具有周期平稳特性，FRESH滤波器能够在通信接收机中提供良好的干扰抑制性能。

As most digital communication signals are cyclostationary , FRESH filter can perform excellent of suppression interference in a communication receiver .

一线网络是一种基于PC或者微控制器的，通过双绞线与一线元件进行数字通信的低成本的总线。

The 1-wire net is a low-cost bus based on a PC or microcontroller communicating digitally over twisted-pair cable with 1-wire components .

RS纠错码被广泛用在各种数字通信、数字广播和数据存储系统中。

RS code is widely used in the digital memorable system , digital broadcast and digital communication .

基于ISP的数字通信系统帧同步电路设计

Design of Frame Synchronism Device in Digital Communication System Based on ISP

随着数字通信系统的不断方展，VLSI技术的不断提升，通信中的数字信号处理（Digitalsignalprocessing）亦扮演着愈来愈重要的角色。

Digital signal processing is now playing more and more important role in communications with the evolution of digital communication systems and highly improvement in VLSI technology .

调制技术的过采样∑？adc非常适合用来实现数字通信系统和信号处理系统中的模拟接口部件。

Modulation technology are well-suited to the implementation of analog interfaces in digital communication and signal processing systems .

PSK信号的图形解调算法&一种新的数字通信解调算法

A graphic method of the PSK signal demodulation

无线ATM网络是宽带综合业务数字通信网在无线领域的自然延伸，无线ATM网络是未来各行业通信所必需的。

Wireless ATM networks extend broad band integrate service digital networks into wireless area , it is necessary for all level services in the future .

时间脉冲位置调制（PPM）技术在超宽带无线数字通信领域得到了广泛应用。

The pulse position modulation ( PPM ) technique is widely used in the field of ultra-wideband wireless digital communication .

本设计为数字通信系统提供了一种简单、易行的解决方案，对ARM处理器在数字通信中的应用研究具有重要的参考价值。

This thesis design has provided one kind of simple solution for the digital communication system , has the important reference value to the ARM processor in digital communication applied research .

全部电路由硬件描述语言实现，可以集成在一片CPLD或FPGA芯片内部，用于数字通信系统接收端的帧同步和定时。

All circuits are designed by HDL and can be intergrated in one CPLD or FPGA chip , used in the frame synchronization and timing of digital communications receiver .

本文首先通过对数字通信电缆线芯直径的波动周期和幅值同电缆结构回波损耗间关系的分析，得出了通过对线芯直径数据进行在线FFT变换来预先评估结构回波损耗的方法及其步骤。

The relationship between periodical fluctuation of the core diameter and SRL was analyzed . The method predicting SRL using core diameter data FFT transform was found .

TPC在多业务数字通信中的应用

Application of TPC in Multi-Services Digital Communication

相移键控MPSK调制技术是数字通信中常用的调制技术。

M-ary phase shift keying ( MPSK ) is a popular digital modulation technique in digital communication .

EDFA在565Mbit／s光纤数字通信系统上的实验

EDFA Experiment on 565Mbit / s Fiber Optic Digital Communication Systems

随着无线数字通信技术的快速发展和人们对于互联网需求的不断增加，无线局域网（WLAN）正在与我们的生活发生着越来越密切的联系。

With the rapid development of wireless digital communication and the increasing demand for the Internet , WLAN are now approaching closer and closer to human life .

单载波频域均衡（SC-FDE）和多载波正交频分复用（OFDM）是数字通信中用于克服多径衰落的两种技术。

Single-Carrier Frequency-Domain Equalization ( SC-FDE ) and multi-carrier Orthogonal Frequency Division Multiplexing ( OFDM ) are two techniques to combat multipath fading in digital communications .

系统地介绍了Cantor集对于数字通信中间断性噪声干扰的模拟，并对误码率问题进行了探讨。

The modulation of discontinuous noise in digital communication by Cantor Muster is summarized and the error code rate is primary discussed .

飞机通信寻址和报告系统（ACARS）一种新的空地数字通信系统

ACARS , A New Digital Communication System

通过对数字通信差错控制编码技术的具体分析，提出了适合智能传感器与微机数据无线传输的CRC码差错检测方法。

By the introduction of Error-control Coding Technique in detail , a method called CRC error detect code that suits in non-wire data transportation among personal is presented .

盲信号分离（BSS）在语音分离与识别、阵列处理与数据分析、生物信号处理、数字通信以及图像增强等多种领域正得到日益广泛的应用。

Blind signal separation ( BSS ) is applied extensively in speech separation and acoustic recognition , biological signal processing , digital communication and image enhancement etc.

为了改善数字通信系统发射和接收数据的同步性能，保证系统工作稳定、可靠，用ISP器件实现数字相关器。

Realizing high speed digital correlator using ISP device in order to improve the data synchronization of the digital communication system and make the system stable and reliable .

相移键控（Phase-Shift-KeyingPSK）信号是一类常见的数字通信调制信号。

Phase Shift Keying ( Phase-Shift-Keying PSK ) signal is a kind of common digital communication modulation signal .

介绍由信号检测模块、单片机模块、HART通信模块和其他功能电路组成的新型智能气体涡街流量变送器，它集信号变换、处理和数字通信等功能于一体。

The principle and technology of the intelligent Vortex flow transducer for gas based on HART protocol are introduced . The transducer consists of the measurement module , SCM , HART module etc.

在保留传统的4～20mA模拟信号的同时，HART协议开拓了系统与现场智能仪表进行双向数字通信的能力。

Preserving the traditional 4 ~ 20 mA signal , the HART protocol extends the system capabilities for two way digital communication with smart field instruments .