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DSSSReceiverHighDynamicCarrierTrackingTechnology.r
- 针对高动态环境下扩频信号的载波捕获与跟踪问题,分析研究了几种适合的扩频信号跟踪的频率估计算法,并设计了采用四相鉴频器、符号叉积自动频率跟踪算法和科斯塔斯环相混合进行载波跟踪的一整套方案-DSSS Receiver High Dynamic Carrier Tracking Technology
recieve
- 一个直扩同步的模块，用于伪码的捕获和多普勒频移的提取-A synchronous DS module for pseudo-code capture and extraction of Doppler frequency shift
kuopintongxinxitongfangzhen
- 模拟整个扩频系统，为学习和设计有关扩频系统提供帮助，里面有信号的发生和接受端信号的捕获，文件夹里面的m文件可直接在matlab上实现-Simulate the spread spectrum system for the study and design of spread spectrum systems to help, there are signal generation and signal capture the receiving end, inside the folder in
Adaptive-filtering-algorithm-
- 一种基于自适应滤波算法的新型扩频码捕获方法-Adaptive filtering algorithm based on spread-spectrum code acquisition method
Rapid-Acquisition-of-Doppler-Shift-
- 本文提出了一种适用于低轨卫异扩频通信系统的多普勒频移快捕方法.该方法基于数字匹配滤波器及自动频率控制环路_利用数字匹配滤波器的囚码快捕特性及其输出主相关峰值对频偏的敏感性，缩短多普勒频移的 捕获时间.论文首先推导了多普勒频移的平均捕获时间表达式，然后根据数值分析结果得到了准最佳捕获判决策略，最后通过比较验证了该快捕方法相对于传统串行捕获方法在性能上的提高. -This paper presents a low-orbit health for different spread spect
ds_cdma-matlab
- 直接序列扩频通信系统基于MATLAB的仿真及其伪码捕获方法-Direct sequence spread spectrum communication system simulation based on MATLAB and its pseudo-code acquisition method
ps_for
- 简单的同步码捕获程序，用于直接序列扩频的位同步-Simple synchronization code acquisition process for bit synchronization of direct sequence spread spectrum
ds-ss
- 直接序列扩频信号的产生与捕获模拟 （调用GoldGenerator.m生成GOLD伪码）-Direct sequence spread spectrum signal generation and capture analog (call GoldGenerator.m generated GOLD pseudo-code)
quick-acquisitionmethod-of-signals
- 主要研究了两种高动态扩频信号快速捕获的方法,即基于FFT 的频域(载波) 并行捕获法和基于FFT 的时域(伪码) 并行捕获法,并使用MATLAB 进行了仿真和比较。仿真结果表明:基于FFT 的频域并行捕获可捕获较大的频偏并跟踪一定 的频率变化率,可用于卫星变轨等高动态、高加速度等飞行过程。而基于FFT 的时域并行捕获可快速捕获码相位,用于在轨飞行的飞行器,可根据轨道参数提前预报其多普勒频偏,但同时需要精密测距的飞行过程。-Research on the quick acquisition
the-sofeware-receiver-of-GPS
- 本书采用软件接收机的观点，详细介绍了GPS接收机原理，涉及软件无线电和GPS两个热门领域。GPS接收机包括直接序列扩频信号接收技术和导航处理两个学科内容，涉及卫星星座及GPS信号的影响、信号捕获跟踪、导航电文解扩接收、伪距测量、定位和导航计算处理等内容。本书第2版增加了3章新的内容，主要涉及微弱信号和强干扰环境下，GPS接收机的处理方法。本书还附列了许多用Matlab编写的计算机程序，帮助阐明某些思想，一些可直接用于接收机的设计-This book uses software receiver
TD-SCDMA_simulation
- 完整的TD-SCDMA链路级仿真程序集，包括多径信道仿真、调制、相关捕获、多径合并、频差估计补偿、Rake接收、扩频解扩、信道译码。-TD-SCDMA link level simulation assembly, including multipath channel simulation, modulation, capture, multipath combiner, Frequency Offset Estimation compensation, Rake receiver, desp
code-capture-of-dsss-system
- 本文主要利用matlab编程工具对直接序列扩频通信的捕获过程进行仿真。仿真主要基于滑动相关法的有关理论,先讨论扩频仿真中起着重要作用的m序列的生成问题,尔后讨论调制信号的产生,然后在信号的捕获中分步讨论,先对捕获的流程进行简单的仿真,再依次加入噪声和多普勒频移后进行捕获仿真-In this paper, using matlab programming tools for direct sequence spread spectrum communication capture process
paper
- 本程序是用simulink搭建的扩频通信系统，里面包含捕获和跟踪环节-This procedure is a spread spectrum communication system with Simulink structure, which contains the acquisition and tracking links
buhuosuanfa
- 有关捕获算法的小程序，其中包括论文，以及PN码的产生、自相关、互相关的matlab仿真，还有一个扩频接收机的simulink仿真。-About capturing algorithm for small procedures, including papers, as well as to generate the PN code, autocorrelation, cross correlation matlab simulation, there is a spread spectrum r
PN-code-synchronization-simulation
- 直接序列扩频伪码跟踪simulink仿真程序，仿真PN码捕获，跟踪过程完整过程。-Direct sequence spread spectrum code tracking simulink simulation program, emulation PN code acquisition process complete process of tracking.
duan1
- 实现扩频里随机信号和扩频信号的产生以及用匹配滤波器实现伪码捕获和相干积分和非相干积分得MATLAB程序-Realization of random signals and generating a spread in the spread spectrum signal and the matched filter to achieve pseudo-code acquisition and integration of coherent and non-coherent integration
different_coherent
- 实现扩频里随机信号和伪码序列的产生，以及扩频信号的产生，用本地载波实现bpskt调制，在接收端用差分相干积分完成伪码捕获的相应MATLAB程序-Spread spectrum signal generated in the realization and pseudo random code sequence, and generate a spread spectrum signal modulation to achieve bpskt local carrier, at the recei
main_Noncoherent_dec
- 实现扩频里随机信号和伪码序列的产生，以及关于生成扩频序列的MATLAB程序，并用载波信号实现2PSK调制,在接收端用非相干积分实现捕获以及虚警概率的计算-Spread spectrum signal generated in the realization and pseudo random code sequence, and generate MATLAB program about spreading sequences and achieve 2PSK modulated carrier
Noncoherent_multiple
- 实现扩频里随机信号和伪码序列的产生，以及关于生成扩频序列的MATLAB程序，并用载波信号实现2PSK调制,在接收端用非相干差分积分实现捕获-Spread spectrum signal generated in the realization and pseudo random code sequence, and generate MATLAB program about spreading sequences and achieve 2PSK modulation carrier signa
DSSS_CDMA_Capture_add_Tracing
- 基于MATLAB/simulink搭建的码分多址扩频通信系统的捕获和跟踪-Acquisition and tracking based on MATLAB/simulink to build a CDMA spread spectrum communication system