搜索资源列表
Time_varying_chennel
- generating time varying channel for jakes or flat fading.
Rayleigh-Fading-dai-ma
- 实现瑞利衰落的仿真,利用改进的jakes模型来产生单径的平坦型瑞利衰落信道。-Realize the simulation of Rayleigh fading, improved jakes model is used to produce a single type of flat Rayleigh fading channel.
32323
- 平坦衰落信道的MATLAB仿真(有多普勒频移) -Flat fading channels MATLAB simulation (with Doppler shift)
ofdm-rar
- OFDM(Orthogonal Frequency Division Multiplexing)即正交频分复用技术,实际上OFDM是MCM Multi-CarrierModulation,多载波调制的一种。其主要思想是:将信道分成若干正交子信道,将高速数据信号转换成并行的低速子数据流,调制到在每个子信道上进行传输。正交信号可以通过在接收端采用相关技术来分开,这样可以减少子信道之间的相互干扰 ICI 。每个子信道上的信号带宽小于信道的相关带宽,因此每个子信道上的可以看成平坦性衰落,从而可以消除码间
OFDM
- OFDM(Orthogonal Frequency Division Multiplexing)即正交频分复用技术,实际上OFDM是多载波调制的一种。其主要思想是:将信道分成若干正交子信道,将高速数据信号转换成并行的低速子数据流,调制到在每个子信道上进行传输。正交信号可以通过在接收端采用相关技术来分开,这样可以减少子信道之间的相互干扰 ICI 。每个子信道上的信号带宽小于信道的相关带宽,因此每个子信道上的可以看成平坦性衰落,从而可以消除符号间干扰。而且由于每个子信道的带宽仅仅是原信道带宽的一小部
VBLAST
- In this simulation, a 2 x 2 MIMO system with BPSK modulation is used. Then, the algorithm of V-BLAST is implemented. After that, weight vector is produced using ZF, MMSE and ML detectors. Finally, the BER performance is plotted. A flat fading Rayleig
ML-equalization-in-MIMO
- 在平稳瑞利多径信道下,用BPSK调制,用matlab 仿真由最大似然译码的性能。-It discuss a receiver structure called Maximum Likelihood (ML) decoding which gives us a better performance. We will assume that the channel is a flat fading Rayleigh multipath channel and the modulation is BP
VBLAST
- In this simulation, a 2 x 2 MIMO system with BPSK modulation is used. Then, the algorithm of V-BLAST is implemented. After that, weight vector is produced using ZF, MMSE and ML detectors. Finally, the BER performance is plotted. A flat fading Rayleig
program6_channel_estimation_rayleigh_flat_fading_
- source code for channel estimation in a rayleigh flat fading channel
12
- 通信工程专业大学毕业设计论文,平坦衰落信道的MATLAB仿真-Flat fading channel MATLAB simulation
simulate
- Orthogonal STBC [4], [5] has been designed to achieve the spatial diversity offered by multiple transmit and/or receive antennas. The STBC schemes proposed in [4] and [5] are designed for flat-fading channels, which lead to a performance degradat
DBPSK_overRayleighClark
- flat fading wireless communication
firstsim
- simulattion of flat fading channel in base band
MPSK
- 实现Rayleigh平衰落信道下MPSK调制方式的误码率与误比特率对信噪比的仿真,M取2^m,其中m=1,2,...,6。仿真结果说明-Realize the Rayleigh flat fading channel bit error rate and bit error rate of MPSK modulation way under the simulation of signal to noise ratio, M ^ 2 M, with M = 1, 2,...6.The simul
MPAM
- 实现Rayleigh平衰落信道下MPAM调制方式的误码率与误比特率对信噪比的仿真,M取2^m,其中m=1,2,...,6。-Realize the Rayleigh flat fading channel bit error rate and bit error rate of MPAM modulation way under the simulation of signal to noise ratio, M ^ 2 M, with M = 1, 2,...6.
MFSK
- 实现Rayleigh平衰落信道下MFSK调制方式的误码率与误比特率对信噪比的仿真,M取2^m,其中m=1,2,...,6。-Realize the Rayleigh flat fading channel bit error rate and bit error rate of MFSK modulation way under the simulation of signal to noise ratio, M ^ 2 M, with M = 1, 2,...6.
Channel_Modelling_A
- 4种不同信道的模型,包括快衰落、慢衰落、平坦衰落和频率选择衰落信道-4 different channel models, including the fast fading, slow fading, flat fading and frequency selective fading channel
COV-and-LCR-mathematics
- 仿真程序共分5个模块: 1.平坦衰落信道仿真 2.LCR法仿真 3.COV法仿真 4.信号功率谱估计 5.高阶谱矩法仿真 经典的多普勒估计算法-The simulation program is divided into five modules: 1. flat fading channel simulation simulation simulation method 2.LCR signal power spectrum estimation 4. 5. highe
VBLAST
- In this simulation, a 2 x 2 MIMO system with BPSK modulation is used. Then, the algorithm of V-BLAST is implemented. After that, weight vector is produced using ZF, MMSE and ML detectors. Finally, the BER performance is plotted. A flat fading Rayleig
mengte
- 使用蒙特卡罗方法模拟AWGN信道中QPSK的数字BER,并附加QPSK_AWGN.m脚本。 修改具有ZF接收机的系统中的瑞利平坦衰落信道的情况的代码。 在同一个图中绘制其数值和分析BER。(Use the Monte Carlo method to simulate the numerical BER of QPSK in AWGN channels, with the QPSK_AWGN.m scr ipt attached. Modify the code for the case o