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smart_antenna2
- matlab信道模型，用于模拟OFDM系统对ISI的改善。-Matlab channel model to simulate OFDM system to improve the ISI.
NonBinary_EXIT
- Matlab source code for using EXIT charts to design nonbinary LDPC codes This file applies the EXIT chart design method presented at our ISIT 2005 paper, which is called EXIT Method no. 2 in our paper \"Design and Analysis of Nonbinary LDPC Co
lxk
- 本程序仿真一个从卫星到区域数据中心的下行链路（由一组6个载波构成），评估热噪声，交调（IM）失真、由滤波器造成的码间干扰（ISI）以及邻频干扰对下行链路性能的影响。-This procedure simulation of a regional data from the satellite downlink center (by a group of six carrier constituted) to assess the thermal noise, Intermodulation (I
QAM
- QAM simulation using a carrier cosine wave with ISI
ofdm-tge
- OFDM程序，这么安排矩阵的目的是为了构造共轭对称矩阵 共轭对称矩阵的特点是 在ifft/fft的矢量上 N点的矢量 在0，N/2点必须是实数 一般选为0 1至N/2点 与 （N/2）+1至N-1点关于N/2共轭对称- BPSK simulation using a carrier cosine wave with ISI clc close all clear all figure(1) n=160 for i=1:n data(i
LMS_Equalizer
- Equalizer for reduce ISI use LMS algorithm.
Prog_OFDM
- 应用OFDM可以有效地对抗多径时延扩展。循环前缀不仅可以消除符号间干扰（ISI），还能消除子载波间干扰（ICI).本项目完整地仿真了OFDM系统。-Application of OFDM can effectively combat multipath delay spread. Cyclic prefix can not only eliminate inter-symbol interference (ISI), can eliminate Inter-carrier interfer
f_lms
- 均衡技术是克服码间干扰(Inter-Symbol Interference,ISI)的有效措施,由于信道特性的随机性与时变性,实际中消除码间干扰最常用的是自适应均衡器。本文对基于最小均方(Least Mean Squares,LMS)算法和递推最小二乘(Recursive Least Squares,RLS)算法的自适应均衡器进行仿真研究,分析了信道特性与设计参数对自适应均衡器的收敛速度与稳态性能的影响。 -Equalization technique is to overcome inte
CMMB
- 对时变的具有码间串扰ISI的信道，进行信道估计,改善了系统的性能-With the code of the time-varying inter-channel crosstalk ISI to carry out channel estimation and improved the performance of the system
script_ber_bpsk_isi_mmse_equalization
- BER for BPSK in ISI channel with MMSE equalization.
OFDMsystem
- 正交频分复用技术是近年来发展起来的新技术,在高速无线数据传输领域有很大的应用前景。文章在分析和总结相关文献的基础上,介绍了正交频分复用(OFDM)技术的发展历史,讨论了正交频分复用技术的基本原理和实现方法。通过分析表明,在高速无线通信中OFDM对于消除符号间干扰(ISI),降低系统的复杂度等方面具有很大优势。正交频分复用(OFDM)是一种多载波宽带数字调制技术,它能有效地克服传输中的多径干扰和消除码间串扰,适合于高速率的地面信道视频传输。本文就OFDM技术进行了较为详尽的分析,并对OFDM的传输
ISI
- 不同信道条件下码间串扰的情况，包括波形图和眼图。-Under different channel crosstalk between code, including waveform and eye diagram.
leastsquare
- Inter-symbol interference if not taken care off may cause severe error at the receiver and the detection of signal becomes difficult. An adaptive equalizer employing Recursive Least Squares algorithm can be a good compensation for the ISI probl
spike-distance-programs
- 对多次重复时间序列(神经生物系统中神经元得放电序列，Spike train）做PSTH,并进行高斯平滑，对时间间隔进行统计分析。-compute gaussian smooth, spike ISI
matlab-LMS
- MATLAB环境下ISI信道仿真及自适应均衡器设计程序说明.-matlab LMS
OFDM-SIMULATION-in-MATLAB
- In a single carrier communication system, the symbol period must be much greater than the delay time in order to avoid inter-symbol interference (ISI) [1].-In a single carrier communication system, the symbol period must be much greater than the dela
ISI
- 理解无码间串扰的条件；利用matlab仿真，验证无码间串扰的条件，画出相关波形及眼图，并画出有噪声时的误码率特性曲线；对仿真结果进行性能分析 -Understand the inter-symbol interference-free conditions using matlab simulation, verification without inter-symbol interference conditions, draw relevant waveforms and eye di
single-channel-ISI
- 使用MATLAB实现通信单通道码间串扰影响的仿真-Simulation of the impact between the single-channel ISI
ofdm-pulse shaping
- 从抗ISI和ICI的角度来讲，总是希望能量集中在时频格点附近，而扩散到其他格点的能量越小越好，TFL正是描述这一特性的最直接的方法，从滤波器的角度看，TFL特性描述两个滤波器之间的相关性，描述TFL特性的方法包括TFL函数和TFL参数两大类，TFL函数又包含瞬时相关函数、模糊函数和干扰函数，而TFL参数包括Heisenberg参数和方向参数。 本代码使用matlab仿真常见的高斯、IOTA和HSIN等滤波器，与矩形滤波器进行对比与分析。(This code uses MATLAB to sim
OFDM SIMULATION in MATLAB
- In a single carrier communication system, the symbol period must be much greater than the delay time in order to avoid inter-symbol interference (ISI) [1].