搜索资源列表
zhikuochansheng
- 利用MATLAB对直扩信号的产生进行了研究，并利用FFT实现频谱分析-Use MATLAB to generate DS signals have been studied, and the realization of the use of FFT spectrum analysis
2008_5
- 在三条径的瑞利信道中，对于直接序列扩频： (1) 请设计DS-CDMA一种具体的码分导引辅助的信道估计方法，接收机分别采用等均益合并、最大比合并。用Simulink进行仿真，测量BPSK的误码率性能，画出比特信噪比与信道估计均方误差的关系曲线，画出比特信噪比与误码率的关系曲线，请解释在误码率为0.01时，两种合并方式所表现的不同的物理意义。 (2) 设频率已经同步，请设计DS-CDMA一种具体的单停顿滑动相关时间同步方法，用Simulink进行仿真(自己编写代码S-Function
cp0202_transmitter_2PAM_DS
- PAM—DS发射机。包含了要产生的UWB信号的所有参数特性，以DB为单位的平均发射功率POW等-PAM-DS transmitter. Included to generate the UWB signal characteristics of all the parameters to DB for units such as the average transmission power POW
Q_DSSS
- 直扩码分多址DS-CDMA是利用高速的WALSH正交码序列作为地址码，与多用户信息数据相乘得到信息数据的直接扩频信号，再经过BPSK调制后发送出去，经过AWGN无线信道的传输后，在接收端与本地产生的地址码进行相关检测，从中将地址码与本地码一致的用户数据选出，把不一致的用户数据删除。-DS-CDMA DS-CDMA is the use of high-speed WALSH orthogonal code sequences as address code, with multi-user in
Simulinkba
- Quadrature Amplitude Modulation (QAM）在MATLAB的仿真和应用-Simulink-based Simulation of Quadrature Amplitude Modulation (QAM
DS_SpreadSpectrum
- 用Simulink搭建的直接序列扩频（DS-SS）系统仿真模型，仿真结果比较理想。-A simulation on DS-Spread Spectrum communication system based on Simulink toolbox.
matlabsignal
- 在DS-spread spectrum系统中,噪声为加性高斯白噪声,传统单用户检测,线性解相关多用户检测和最小均方误差多用户检测的性能比较-In the DS-SPREAD specturm, noise is always white Gauss noise.
jiandancdma
- 简单的单用户ds-cdma系统仿真，包含六个m文件，m序列作为扩频码。-Simple single-user ds-cdma system simulation, including six m file, m sequences as spreading codes.
MUD
- DS-spread spectrum系统中,噪声为加性高斯白噪声,传统单用户检测,线性解相关多用户检测和最小均方误差多用户检测的性能比较-DS-spread spectrum system, the noise is additive white Gaussian noise, the traditional single-user detection, the linear decorrelating multiuser detection and MMSE Multiuser Detecti
mud
- 注意：刚上传的不完整，以这个为准 （在DS-spread spectrum系统中,噪声为加性高斯白噪声,传统单用户检测,线性解相关多用户检测和最小均方误差多用户检测的性能比较）-In DS-spread spectrum system, the noise is additive white Gaussian noise, the traditional single-user detection, the linear decorrelating multiuser detection and
DS_CDMA_Detector
- These files in Matlab implement a conventional DS -CDMA detector using QPSK modulation and matched filters in the receiver.-These files in Matlab implement a conventional DS-CDMA detector using QPSK modulation and matched filters in the receiver.
CDMA
- This scr ipt simulate DS-CDMA for two or more users.
ds
- 基于tms5402的定时器的编程 包含工程和程序-Tms5402 timer-based programming projects and procedures contained in
DS-CDMA_with_BPSK_and_Walsh_code
- A simple program for simulation of CDMA system with Walsh-Hadamard Code. Result of this program is plot of BER vs SNR.
chaos-ds-ss
- 该程序仿真了混沌序列与传统pn序列的扩频系统误码性能。-Simulation of the process of chaotic sequence with the traditional pn sequence spread spectrum system BER.
yaogan
- 多光谱遥感图像的目标识别，主要应用DS的方法进行识别-Multi-spectral remote sensing images of the target recognition
cdma
- DS-CDMA仿真程序和仿真结果（MATLAB编写）-DS-CDMA simulation and Simulation Results
DS
- 证据理论的基本原理的论文资料 证据理论采用信度的“半可加性”原则，较好地对不确定性推理问题中主、客观性之间的矛盾进行了折衷处理。而且，证据理论下先验概率的获得比主观Bayes方法要容易得多，已经成为构造具有更强的不确定性处理能力专家系统的一种有效手段。 -he basic principles of evidence theory papers information
MUD
- 在DS-spread spectrum系统中,噪声为加性高斯白噪声,传统单用户检测,线性解相关多用户检测和最小均方误差多用户检测的性能比较-In the DS-spread spectrum system, the noise is additive white Gaussian noise, the traditional single-user detection, the linear decorrelating multiuser detector and minimum mean-sq
zhikuo
- 自已做的直扩系统的simulink仿真，包括信号源的生成，捕获与跟踪，解扩解调全过程-To do their own DS systems simulink simulation, including the signal source of the generation, capture and track the entire process of despreading demodulation