junfangzhi102x

产生数字信号处理中常用的几种窗函数，包括ectangular window , triangular window ,cosin window , Hanning window , Hamming window , Blackman window ,Papoulis window(producing a digital signal processing used in several window function, including ectangular window, triangular window. cosin window, Hanning window, Hamming window, Blackman window. Papoulis window)

C00-NTAH-20070827-008-LGE-PAPR Reduction for OFDM

dqpsk的完整調製解調，采用costas載波同步(DQPSK complete modulation and demodulation, using Costas carrier synchronization)

说明：  this paper is wemose D1 and raspberry pi 3 to smart home system

给出了BPSKMSKQAMGMSK的详细代码，可以直接在MATLAB中运行，并且有误码率的仿真。(BPSKMSKQAMGMSK given a detailed code, can be run directly in MATLAB, and BER simulation.)

一个简单的verlog HDL教程，内容比较详细，可读性较高。(A simple verlog HDL tutorial, more detailed content, high readability.)

建立了直接序列扩频系统的matlab仿真模型，在信道中存在高斯白噪声和干扰的情况下，对系统的在不同扩频增益下的误码率性能进行了仿真及分析，分析了扩频码的自相关性、误码率、性噪比。(A matlab simulation model of the direct sequence spread spectrum system, the existence of Gauss white noise and interference in the channel under the condition of the system in different spreading gain the BER performance of the simulation and analysis, analysis of PN code autocorrelation, BER, SNR)

NRZI仿真程序,可以直接生成波形~使用M文件(NRZI simulation procedures can be directly used to generate waveforms ~ M documents)

cclink -ie 通讯手册 ，需要的朋友可以看一看(cclink -ie Communication manual)

技术文档：OFDM载波频偏估计器，保护捕获和跟踪模式，捕获范围很宽，采用ML估计器，在AWGN和多径信道均表现优良的快速捕获性能。(OFDM carrier estimator)