Code Acquisition Scheme Based on Preprocessing in Spread Spectrum Communication System 扩频通信系统中基于预处理的编码捕获方法
Study on DQPSK Demodulator Algorithm in Direct Sequence Spread Spectrum Communication System 直扩通信系统中DQPSK解调算法的改进研究
Narrowband Interference Notch Suppression of Spread Spectrum Communication Systems; Wavelet-Based Excision of FH Interference in DSSS Communication 直扩通信中基于小波变换的跳频干扰抑制方法
The Properties of DS/ FH Spread Spectrum Communication System in Anti-Interference Capability 对直扩/跳频混合扩频系统抗干扰能力的研究
In consideration of the synchronization of PN code in spread spectrum communication system, a acquisition and track scheme of PN code based on the theory of match filter is analyzed. 针对扩频通信系统中的伪码同步问题,分析了基于匹配滤波捕获跟踪算法的伪码数字化同步方案。
Under strong interference environment for the burst-mode direct sequence spread spectrum system, the basic principles of spread spectrum Communication are performance parameters were introduced. 针对强干扰环境下的短时突发扩频发射系统,介绍了扩频通信的基本原理和性能参数,并以处理增益为指标分析了突发直扩系统的抗干扰能力。
The band width of the radio-frequency signal for the spread spectrum communication can be spreaded to several times or even thousands of times the band width of the information signal. 扩频通信的射频信号频带宽度,可扩展到信息信号频带宽度的数倍乃至数千倍。
The M-sequences signal can simulate the white noise, which has been widely applied in the fields of spread spectrum communication, digital cryptography, digital system test and so on. M序列信号可以模拟白噪声,广泛应用于扩频通信、数字加密、数字系统测试等领域。
This paper introduces the SC1128 which is spread spectrum communication COM circuit, and completely expounds the carrier COM circuit applied to collecting meter reading system in China. 本文介绍的SC1128扩频通信芯片,对国内在集抄系统中应用的载波芯片作了较系统的论述。
Multi-Carrier Spread Spectrum Communication and Its Multi-User Detection Technology Research 多载波扩频通信及其多用户检测技术研究
Design of HF Spread Spectrum Communication System Based on Moderate-Low Speed 基于中低速率短波扩频通信系统设计
The Realization of Transmitting Module in the Direct Sequence Spread Spectrum Communication System Based on VHDL 基于VHDL语言的直接序列扩频通信系统发射模块的实现
RF Front-End Design and Implementation in Wireless Spread Spectrum Communication System 无线扩频通信系统射频前端的设计与实现
Underwater Acoustic Spread Spectrum Communication System for CDMA Mechanism 一种支持CDMA机制的水声扩频通信系统
In recently years, people have paid much attention to the research of self-encoded in the spread spectrum communication system and gotten certain achievements. 近年来,人们对于自编码在扩频通信系统中应用进行了大量研究并取得丰富成果。
Design and implementation of a FPGA based low complexity underwater acoustic direct sequence spread spectrum communication system 一个基于FPGA的低复杂度水声直扩系统设计
The error code rate of receiving symble will increase because of the partial band interference in the frequency-hopped spread spectrum communication system. 在跳频技术中,由于边带效应,使接收信号的误码率增高。
This paper mainly deal with the sink of the spread spectrum communication on power line. 本文主要负责电力线扩频通信系统的接收部分。
The simulation of hydroacoustic spread spectrum communication system based on DS-DPSK 基于DS-DPSK的水声扩频通信系统仿真
In a spread spectrum communication system, pseudocode acquisition and tracking is the base of communication and the acquisition time has direct effect on system performance. 本文针对新型的卫星用接收机伪码捕获的性能指标要求,设计了一种基于中频直接采样数字化的伪码捕获算法。
Analysis of Direct Sequence Spread Spectrum Communication System Based on MATLAB Simulation 基于MATLAB的直接序列扩频通信系统仿真
The anti-interference capability of feebleness spread spectrum communication has already been analyzed in some reference books. 有关微弱扩频通信系统的抗干扰性能分析及误码率分析在很多书中已给出详细的推导。
Application of wireless spread spectrum communication in seismic data acquisition system 无线扩频技术在地震勘探数据采集系统中的应用
The principle of the spread spectrum communication and the structure of the remote meter reading system are introduced in the paper. 远程电力抄表系统是电力部门收集、处理和分析各种电量数据时的重要设施。
The spread spectrum communication technology is used far and wide because of the inherent fine performance such as information hiding, low probability of intercept and anti-jamming. 扩频通信技术由于其本身具备消息隐藏性、低截获概率和抗干扰性能强的优良性能而得到广泛应用。
The spread spectrum communication can be divided into the direct sequence spread spectrum, frequency hopping, hopping time and other basic modes. 扩频通信可分为直接序列扩频、跳频、跳时等基本方式。
Acquisition and code tracing forthe DS spread spectrum communication systems 直接序列扩展频谱通信系统的同步捕获与跟踪
Research on Array Pairs Correlation Theory and Its Application in Spread Spectrum Communication System 阵列偶相关理论及其在扩频通信系统中的应用研究
An anti-jamming scheme of code acquisition in spread spectrum communication systems 扩频通信系统中一种消除干扰的编码捕获方法
Performance Analysis on Direct Sequence Spread Spectrum Communication System over Rayleigh Fading Channels 瑞利衰落信道下的直序扩频通信系统性能分析