搜索资源列表
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3下载：
使用simulink仿真科斯塔斯环，串并变换，直接序列扩频技术-Costas loop simulation using simulink, string and transformation, direct sequence spread spectrum technology
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直接序列扩频DSSS，
跳频扩频FHSS，
码分多址CDMA编译码，
的实现,the realization of Direct Sequence Spread Spectrum DSSS, frequency hopping spread spectrum FHSS, Code Division Multiple Access CDMA codec,
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扩频（直接序列扩频）原理
FDMA/TDMA/CDMA原理
现有系统,Spread Spectrum (Direct Sequence Spread Spectrum) Principles of FDMA/TDMA/CDMA Principles of the existing system
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信号的捕获(直接序列扩频系统的matlab仿真实现，包括M,GOLD序列生成，信道建模，噪声，扩频，解扩)-Signal capture (direct sequence spread spectrum system simulation matlab implementation, including M, GOLD sequence generation, channel modeling, noise, spreading, despreading)
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设计一个有干扰的直接序列扩频通信系统， PN码由m序列产生器产生，经过高斯白噪声信道。在接收端接收到的信号包括“有用信号+高斯白噪声+干扰”，将接收信号进行解扩，判决，得到用户的信号检测结果，绘制不同的扩频增益（增益值为10，30，50）下，误比特率随信噪比Eb/N0的变化曲线。-Design of a direct sequence spread spectrum interference system, PN code generated by the m sequence generato
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扩展的直序扩频系统，包括了同步，信道估计，频偏和频偏估计-Expansion of the Direct Sequence Spread Spectrum system, including synchronization, channel estimation, frequency offset and frequency offset estimation
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扩频发射机，信道编码采用(2, 1, 7)卷积
码, 扩频模块采用扩频长度255 的kasami码, 极性变换模块为3bit 量化模式, 内插模块为每两比特间插入7bit 和输出滤波为16 阶的FIR 滤波器。-direct sequence spread spectrum transmitter
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一个四用户的扩频通信系统，扩频增益为N=16，采用Walsh码进行直接序列扩频，BPSK调制，无线信道为AWGN信道。在接收端进行解扩，解调，判决，通过仿真得到其中一个用户的误比特率与信噪比的仿真结果。-A four-user spread spectrum communication system for spreading gain N = 16, the use of Walsh codes for direct sequence spread spectrum, BPSK modulat
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直接序列扩频通信中采用QPSK调制时，须将产生的串行数据首先串并变换成两路，本程序就是实现这种串并变换！-Direct sequence spread spectrum communications using QPSK modulation, it is necessary to have a string of serial data and converted into the first two, the process is to realize such a string, and
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This file contains the BPSK based Direct sequence spread spectrum using simulink
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cdma系统，发射机采用直接扩频序列后发射，接收机采用MMSE接收机-cdma systems, the transmitter after the launch of direct sequence spread spectrum receiver using MMSE Receiver
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利用vc++实现的一个直接序列扩频通信处理程序，包含了简单的测试数据。此程序很详尽。-Using vc++ to achieve a direct sequence spread spectrum communication processes, including a simple test data. This program is very detailed.
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1下载：
直接序列扩频信号参数盲估计系统
估计载频、码速率、码周期等-Blind direct sequence spread spectrum signal parameters estimation system estimates the carrier frequency, code rate, code cycles, etc.
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基于IEEE802.11的无线局域网直序扩频系统在SystemView上的仿真-IEEE802.11-based direct-sequence spread spectrum wireless LAN system simulation on SystemView
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这是一篇很好的有关信道估计的文章，
可以用来快速的了解信道估计的基本内容-In this paper, a method for fast blind estimation
of DS-SS signal is proposed which aims at the
Direct-Sequence Spread- Spectrum (DS-SS) signals
with parameters unknown. Considering the
characteristic th
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直接序列扩频通信是目前使用最典型的扩频工作方式，本文主要运用systemview仿真验证直接扩频通信的可行性-Direct sequence spread spectrum communication is the most typical way of spreading the work, this paper, the use of simulation systemview the feasibility of direct spread spectrum communication
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dsss用Matlab实现直接序列扩频接收机，包括了扩频解扩，数字调制-dsss with the direct sequence spread spectrum receiver, Matlab, including the despreading of spread spectrum, digital modulation
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直接序列扩频通信的仿真，包括CDMA
系统，以及串并变换-Simulation of direct sequence spread spectrum communication, including CDMA systems, and string and transform
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MATLAB实现GPS直接序列扩频信号载波跟踪-MATLAB realization of GPS tracking direct sequence spread spectrum signal carrier
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Direct Sequence Spread Spectrum (DSSS)
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