▍1. ofdm
说明: 数据辅助定时同步算法T.Schmidl 和D.Cox,Park&Cheon和minn(Data-Assisted Timing Synchronization Algorithms T.Schmidl and D.Cox, Park&Cheon and Minn)
(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 performance and draw-bit signal to noise ratio and bit error rate curve. (2) in a single Path Rayleigh channel, please design a guided night-assisted channel estimation methods, using Simulink simulation, surveying BPSK BER performance, drawn-bit signal to noise ratio and bit error rate curve, and with (1) comparing the curve.)
信号估计 最大似然估计模块 克拉美罗界模块(Maximum likelihood estimation modules)
说明: QPSK调制解调源文件 QPSK调制解调源文件(QPSK demodulator source QPSK modulation and demodulation source)
基于梳状导频的LS信道估计算法与无信道估计算法性能对比(Performance Comparison between LS Channel Estimation Algorithm and Channelless Estimation Algorithm Based on Comb Pilot)
说明: 基于梳状导频的LS信道估计算法与无信道估计算法性能对比(Performance Comparison between LS Channel Estimation Algorithm and Channelless Estimation Algorithm Based on Comb Pilot)
一整套OFDM系统的实现程序,基于梳状导频图案的OFDM系统估计,采用LS信道估计方法,和线性插值法,信道采用瑞丽多径信道。(A whole set of OFDM system, the implementation of the program of OFDM system based on comb pilot pattern, estimates using the LS channel estimation method, and the linear interpolation method, use ruili channel multipath channel. )
说明: 按信源编码、信道编码、传输、解码、计算分析的过程模拟实际MIMO技术的误比特率(Simulate the bit error rate of real MIMO technology according to the process of source coding, channel coding, transmission, decoding and calculation analysis)
说明: 关于Polar码的,编码和译码,适合初学者(something about polar code)
用SC译码算法进行极化码的解码,经典方法(Decoding of polarization codes with SC decoding algorithm)
通过两个例子,将Optisystem和matlab这两个软件结合进行光学仿真,两个例子分别为光波频率右移和光波幅度调制。通过这两个例子,能很好的理解这两个软件的协同仿真。上传的文件包括文献和源码,还有optisystem的osd文件,文件很全。(Two examples are used to combine the two software Optisystem and MATLAB for optical simulation. The two examples are the right shift of the light frequency and the modulation of the amplitude of the light wave. Through these two examples, we can well understand the collaborative simulation of these two software. Upload files, including documents and source code, as well as the optisystem OSD file, the document is very complete)
通过一个光相位调制器的实例,介绍利用Optisystem 中Matlab Component组件联合M atlab实现用户自定义光学组件的方法。对相位调制基本原理、相位调制器理论模型和实现模型的Matlab代码进行分析,介绍如何将用户自定义器件功能代码关联Matlab Component组件进行仿真,并利用自定义的相位调制器对理论分析进行验证。(Through an example of an optical phase modulator, this paper introduces the method of implementing user-defined optical components by using Matlab Component component in Optisystem combined with M atlab. The basic principle of phase modulation of the phase modulator, theoretical model and implementation model of Matlab code analysis, describes how to simulate the user device function code associated Matlab Component components, and the theoretical analysis was verified by using custom phase modulator.)
3抽头迫零均衡器,5抽头迫零均衡器,以及恢复信号波形(3-tap zero forcing equalizer, the 5-tap zero forcing equalizer, and the restoration of the signal waveform)
完成Zero-forcing,MMSE的均衡器以及带feedback的据衡器 比较各自的误差率的matlab代码(Complete Zero-forcing, MMSE equalizer with feedback of data Weighing respective error rate matlab code)
一篇介绍OFDM信号在光纤信道中的传输的文章。理论分析非常详实。使用matlab和VPI联合仿真。matlab代码附在文章后面。(Article article OFDM signal in fiber channel transmission. The theoretical analysis is very informative. Using matlab and VPI joint simulation. The matlab code attached to the end of the article.)
多传感器多目标数据融合的IMM_MSPDA关联算法(IMMMSPDA association algorithm for multi sensor multi target data fusion)