基带传输

基于Visualc++与MATLAB的数字基带传输系统仿真的实现

Simulation of digital baseband transmission system using visual C + + and MATLAB

同时，介绍了OFDM基带传输平台的硬件实现，对于OFDM数字接收机中一些关键模块也给出了硬件实现说明。

At the same time , it introduces the hardware implementation of an OFDM baseband transmission platform . Implementation of some key modules in OFDM digital receiver is studied as well .

从技术成熟度、对带宽分配及QoS支持方面考虑，本论文采用了基于基带传输技术下的混合式融合架构。

Consideration the technology maturity , the support of bandwidth allocation and QoS , hybrid integrated architecture was adopted under the baseband transform-based technology .

一种xDSL基带传输系统的自适应频谱优化方法

An adaptive optimized spectrum shaping method for baseband xDSL transmission

在基带传输系统中常需要进行NRZ码和HDB3码间的相互转换。

In baseband transmission system , the transform between NRZ and HDB3 is usually needed .

本文从离散小波变换和多分辨分析的理论出发研究这种新的多载波调制技术，从理论角度分析了DWT-OFDM基带传输系统的性能特点以及相对于传统OFDM系统的优势。

This thesis has researched the characteristics and performance of DWT-OFDM base-band transmission system , have compared the performance with conventional OFDM system .

小波理论是近年提出的新的理论方法，DWT-OFDM基带传输系统则是基于离散小波变换的多载波调制技术，是一种新的调制技术。

Wavelet is a new theory and DWT-OFDM base-band transmission system is MCM based on discrete wavelet transform .

本文承担的主要工作如下：1、介绍PCMA技术的基本概念与分类，分析其原理，然后建立了系统的基带传输模型。

The main contributions of this dissertation include : Introduce the basic concept and class of PCMA and then set up the base band transmission model .

针对数字基带传输系统中HDB3信号的特点，采用基于CPLD/FPGA的VHDL语言，在Max+PlusII的环境中，实现HDB3数字基带信号的调制、解调器。

The paper adopts VHDL in the Max-plus II programming environment based on the characteristics of the HDB3 in digital baseband transmission systems and CPLD / FPGA , which has made the HDB3 encoder and the decoder .

不同EOC方案之间在技术上的最主要区别是对数据传输采用不同的频带和调制方式，据此可分为无源基带传输、有源调制传输两大类技术。

By comparison , the difference between diverse EOC schemes are data transmission band and modulation mode . Accordingly , there are two modulation methods , non-source base band transmission and source modulation transmission .

采用增加带限滤波器的设计方法，在确保基带传输系统正常安全运行的同时，降低基带信号对高频载波信号的干扰，优化了MVB基带传输系统的带宽。

Using a design of band-limited filter which can ensure normal safe operation of the baseband transmission system , at the same time which can reduces interference of the baseband signal on the high frequency carrier signal , thus optimizing the bandwidth of the MVB baseband transmission system . 2 .

工业电视视频基带传输的辐射干扰与抑制措施

Radiated Interference to Baseband Video Transmission in Industrial Environment and Countermeasures

监测监控系统光耦隔离基带传输的研究

Research in Optical Isolation Baseband Transmission in Monitoring and Control System

数字通信系统有基带传输和频带传输两种传输方式。

Digital Base Band Transmission System And Analysis of Its Error Codes ;

基带传输系统的DSP+FPGA硬件实现

The Implementation of Base-band transmission system with DSP + FPGA hardware architecture

用于测井的基带传输系统

Basic Frequency Band Signal Transmission System for Well Logging

还讨论了数字信息基带传输的长线驱动与长线接收技术。

· Long - line driving and receiving in the digital information transmission .

利用单片机设计数字通信基带传输实验系统

Using SCM to Design the Experimental System for Baseband Transporting in Data Traffic

全数字中频与基带传输系统中的算法与实现研究

Research on Algorithm and Realization of Complete Digital IF and Baseband Transmission System

重点分析了压缩数字基带传输系统传输数字电视信号的优点；

Emphasis analyze the virtue of compress digital baseband transmission system transmit digital TV ;

最佳基带传输系统分析

Analysis of the best base-band transmission system

分析了理想信道和非理想信道下的最佳基带传输系统的要求。

This paper analyzed the requirements of the best base_band transmission system under the idea information channels and the non_ideal information channels .

本论文完成的主要工作及获得的创新性成果如下：1.MVB基带传输系统的研究。

The finished main work and the obtained novel results are as follows : 1 . Research of the MVB baseband transmission system .

本文研究全数字方式实现中频和基带传输中的相关算法及其收/发系统的实现。

In this paper , research on the algorithm of complete digital IF and baseband transmission system and the realization of transmitter and receiver .

仿真结果表明，自适应均衡器能够有效地消除码间干扰，增强基带传输系统的传输特性。

The simulation results show that the ISI can be eliminated effectively with adaptable equalizers in baseband transmission , and the digital communication system takes .

以数字基带传输系统为例，在数字基带通信系统数学模型分析基础上，设计了总体仿真框图。

Taking digital based-band transmission system as an example , the collectivity simulation frame are designed based on analysis of digital based-band transmission system mathematic model .

在话音信号的数字基带传输过程中，为了设计一种电路结构简单、占据频带较窄、可靠性高的数字话音通信系统，调制解调方式的选取是一个重要环节。

In the process of the digital baseband transmission of the voice signal , the chip of demodulation is an important part to ensure communication availability .

本文对二进制数字基带传输系统的阈值电压进行了图象上的解释，从而使该概念的意义更加清晰。

In this paper , the threshold voltage of binary digital baseband transmission system on graph is explained , so the concept 's meaning is more clear .

对工程中数字基带传输系统的设计与研究以及高速通信中的成形滤波器的实现有着重要的指导意义。

It is useful for the practical design and research of digital baseband transmission system and also helpful for the implementation of shaping filter in high speed communication system .

数字基带传输系统中，信号的高频部分衰减严重，必须根据信道特性针对信号做出矫正。

The signal 's high frequency part attenuates seriously on the digital baseband transmission systems , so that the signal rectification is necessary according to the characteristic of the channel .