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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
rayleigh
- 利用simulink的s-function方式仿真一个单径瑞利信道,其多普勒谱为经典谱-Simulink using the s-function simulation of a single-mode Rayleigh channel diameter, the Doppler spectrum for the classical spectrum
2
- 2. 关于无线信道的多普勒谱,请回答以下问题: (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。 -On the wireless c
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
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- 8单径瑞利信道中的四发四收V-BLAST: (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16QPSK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。 (2) 计算所设计方案的频谱效率是多少,单位为bit/Hz/s。-8 Single-Path Rayleigh Channel Four received four V-BLAST: (1) Please design a specific guide-a
mfsk
- 基于simulink的瑞利信道下MFSK调制解调系统 以8fsk为例 可以进行扩展 分析了调制的频谱图 眼图 星座图 及解调后的误码率-Based on simulink Rayleigh channel of the MFSK demodulation system including spectrum analysis and constellation chart and demodulation ber
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
2008_3
- (1)请推导出单径瑞利信道中的BPSK相干解调的理论误码率性能,并画出比特信噪比与误码率的关系曲线。 (2)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,并与(1)的曲线进行对比。 -(1) derived from single-Path Rayleigh channel coherent demodulation of BPSK theoretical bit error rate p
classic-spectrum
- Simulink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 produce one single-Path Rayleigh channel, the Doppler spectrum for the classical spectrum, one of the mobile rate of 120km/h.
BPSK-reliay
- 在单径瑞利信道中,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, the design of a guided night-assisted channel estimation method, using Simulink simulation, measurement BPSK BER performance, draw-bit signal
BER_for_BPSK_in_Rayleigh_channel
- Simulate "BER for BPSK in Rayleigh channel" use simulink(mathlab)
simulinksimulationqbsk
- 从simulink仿真可以看到瑞利衰落信道对于bpsk性能的影响。-Simulink simulation can be seen from the Rayleigh fading channel performance for bpsk.
GMSK_modulation_Rayleigh_channel
- This Simulink model simulate GMSK modulatino in Rayleigh channel.
DS-CDMA
- This file about CDMA system consist of DS-CDMA,MC-CDMA,MCDS-CDMA,WCDMA and Rayleigh fading channel.You can use this file to hel you make CDMA system telecommunication.
OFDM_sync
- Matlab的OFDM在多径Rayleigh信道下的同步 1. 假设频率已同步,设计OFDM一种具体的采用循环前缀进行时间同步方法,用Simulink进行仿真,画出比特信噪比与捕获概率的关系曲线。 2. 设时间已同步,设计OFDM一种具体的采用循环前缀进行频率同步方法,用Simulink进行仿真,画出比特信噪比与频率同步误差的关系曲线.-Matlab-OFDM in multipath Rayleigh channel synchronization 1. Assume th
fading
- 本程序是移动通信中多径衰落信道的Matlab仿真,对移动通信中的瑞利信道、高斯白噪声信道、伦琴信道给出了simulink的系统模型,并在MATLAB中编写程序仿真。-This program is used for simulating the multi-path fading channel in mobile communication. The simulation tool is matlab. Rayleigh fading model,AWGN model and Rician f
channel-simulink
- 衰落信道幅值仿真编程:对瑞利衰落信道进行仿真,并加上高斯白噪声,通过输入不同的信噪比 比较其误码率变化-Amplitude fading channel simulation programming: on the Rayleigh fading channel simulation, and add white Gaussian noise, by entering a different signal to noise ratio to compare their error rate ch
rayleigh
- matlab simulink of rayleigh
simulink(s-function)
- 用SIMULINK的S-FUNCTION代码编写的BPSK仿真,在瑞利信道和白色高斯噪声信道两种条件下。-The S-FUNCTION with the SIMULINK code written BPSK simulation, the Rayleigh channel and white Gaussian noise channel under two conditions.
rayleigh
- simulink model for reyleigh channel