搜索资源列表
Fadingchannel
- 简单混合衰落信道 This mfile inputs an unmodulated sinewave through a simple Rayleigh two path fading channel and shows the output with phase, gain, and attenuation characteristics via animation. -simple mixed fading channel This mfile inputs an unmodula
sipletwomultipath
- This mfile illustrates a simple two path Rayleigh multipath fading channel This mfile inputs an unmodulated sinewave through a simple Rayleigh two path fading channel and shows the output with phase, gain, and attenuation characteristics via animat
Simple two path Rayleigh fading channel
- Simple two path Rayleigh fading channel
Rake.rar
- 2个用户下的Rake接收机 4径-5径多径 AWGN一级瑞利衰落信道 混合了m序列、Gold序列,2 users Rake receiver under the Path 4 Path-5 multipath Rayleigh fading AWGN channel a mixture of m sequence, Gold sequence
ralei.rar
- 用Simulink工具编写代码(S-Function方式),产生一单径瑞利信道,其多普勒谱为经典谱,其中移动速率为120km/h。,Simulink tools used to write code (S-Function mode), resulting in a single Path Rayleigh channel, the Doppler spectrum for the classical spectrum, including mobile rate of 120km/h.
无线信道信号的混叠
- (1) 在某些无线信道中,多普勒频移会引起无线信道输出信号的混叠。请描述产生混叠的各种原因; (2) 无线信道中的多普勒谱有一种经典谱(classic spectrum),请解释产生这种谱形状的机理; (3) 请用Simulink工具编写代码(S-Function方式),产生一单径瑞利信道,其多普勒谱为经典谱,其中移动速率为120km/h。并请回答:证明自己用计算机产生的经典谱是正确的可能方法。 ,(1) in certain wireless channel, the Doppler f
1st
- Simulink工具编写代码(MATLAB Function方式),产生一单径瑞利信道,其多普勒谱为经典谱,其中移动速率为120km/h,含理论描述多普勒经典谱-Simulink tools for writing code (MATLAB Function mode) to produce a single path Rayleigh channel, the Doppler spectrum for the classical spectrum, where mobile speed of
Raylei1
- 用Simulink工具编写代码(S-Function方式),产生一单径瑞利信道,其多普勒谱为经典谱-Simulink tools with the code (S-Function mode), resulting in a single-path Rayleigh Road, the Doppler spectrum for the classical spectrum
Rayleigh
- 多种Rayleigh衰落信道的程序,单径和多径频率选择性-A variety of procedures for Rayleigh fading channel, single path and multipath frequency selective
bpsk_snrpe
- 在单径瑞利信道中,请设计一种时分的导引辅助的信道估计方法,用Simulink进行仿真,测量BPSK的误码率性能,画出比特信噪比与误码率的关系曲线- in a single path Rayleigh channel, please design a secondary peak guide channel estimation method, the Simulink simulation, BPSK BER performance measurement, signal to noise ra
Doppler
- A signal is transmitted using a carrier frequency of 900 MHz. It is transmitted through a multipath channel which can be modelled as Rayleigh fading. Assumingthe Dopper spread as 10Hz and the number of multipaths as 10, generate the Rayleigh
ofdm
- 6. 在三条径的瑞利信道中,对于OFDM: (1) 请设计一种具体的导引辅助的信道估计方法,用Simulink进行仿真,测量BPSK调制时的误码率性能。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。 -6. In the three path Rayleigh channel, for OFDM: (1) Please design a specific guide-assisted channel estimation method, the Sim
11912917rayleigh
- 两个重要文件: 1、Rayleigh_Doppler_singlePath.m 产生单径Rayleigh衰落,采用了6种方法并进行了比较,推荐使用第6种方法; 2、Rayleigh_Doppler_multiPath.m 根据多条径的延时和强度,产生频率选择性衰落; 在单径和多径两个程序中,均提供了其功率谱的输出代码; -Two important documents: 1, Rayleigh_Doppler_singlePath.m to generate a sin
ofdm_conv
- 这是urban_macro信道加卷积编码的ofdm程序。 包含文件有:qpsk.m qpsk调制程序 deqpsk.m qpsk解调 ofdm_siglepath.m 单径瑞利衰落程序 sigle_path_conv.m 单径瑞利衰落信道加卷积编码程序 ofdm_urban_macro.m urban_macro信道的ofdm程序 ofdm_my.m urban_macro信道加卷积编码的ofdm程序 viterbi.m viterbi译码程序 cnv_encd.
Rayleigh_ofdm
- carrier_count= 200 bits_per_symbol = 2 symbols_per_carrier = 50 loop=10 num=5 循环次数 10 子载波数 200 位数/ 符号 2 符号数/ 载波 50 训练符号数 5 循环前缀长度 T/4 调制方式 QAM 多径信道数 2(缺省) 信道最大时延 5 (单位数据符号) 仿真条件 收发之间严格同步 一个OFDM系统
10040129
- 文件包含两个m文件,一个是QPSK的主函数文件和单径的瑞利衰落信道fade.m文件,实现的对qpsk的过程进行了仿真(在瑞利和高斯信道的作用下)。绘制出了在各个阶段的波形图-M file contains two files, one file is the main function of QPSK and single path Rayleigh fading channel fade.m file qpsk the process of implementation of a simula
Jakes
- 用Jakes方法编写多径瑞利衰落信道模型-Using Jakes method to prepare multi-path Rayleigh fading channel model
Simpletwopathmultipthefadingchannel
- Simple two path Rayleigh fading channel
QPSK_rayleigh_fading
- QPSK plus multi path rayleigh fading
Rayleighed
- OFDM : Orthogonal Frequency Division Multiplexing (OFDM) is the fourth-generation mobile communication core technology. The article briefly introduces the basic principles of OFDM, focus on the ideal synchronous circumstances, Protection slot (counte