111.rar

This program uate BER performance of OFDM systems in AWGN environment. Basically, modulation and demodulation function is supported BPSK to 64QAM.

循环周期特征的谱传感技术 频谱感知；匹配滤波器感知；能量感知；合作式感知；(Cycle characteristics of the spectrum sensing technology spectrum sensing perception matched filter energy-aware cooperative perception )

实现了Gardner算法的仿真，可以直观的分析其实现同步的过程(Realize the simulation of Gardner algorithm ,and the process of synchronization can be analyzed intuitively.)

用MATLAB实现costas环，希望对你有所帮助(Implementation of Costas ring with MATLAB)

故障诊断方面的一篇文章，发表在Automatica上，具有很大的参考意义。(Fault diagnosis of an article published in Automatica, and has great reference value.)

神经网络进行语音识别：/enframe.m，该函数将输入向量分为固定长度固定重叠量的帧。/SampleCreate.m,将取所有音频的mfcc系数处理成神经网络函数所需的输入格式(Neural networks for speech recognition)

CameraCalLinLS - camera calibration using linear LS (CameraCalLinLS- camera calibration using linear LS )

参考3GPP相关标准并根据LTE技术特征和关键特性，对下行链路级进行设计，包含以下步骤：比特生成、CRC校验、码块分割、编码、速率匹配、码块级联、加扰、调制、层映射、预编码、资源映射、OFDM符号生成和天线映射。为模拟无线传输信道，还需仿真相应的信道模型。收端则是发端的严格逆过程，对接收信号进行一系列处理，得到代表原始发送的信息并判决。(References 3GPP LTE technology standards and in accordance with characteristics and key characteristics of the downlink stage design, comprising the steps of: generating bits, CRC checksum, code block segmentation, encoding, rate matching, code block concatenation, scrambling, modulation , layer mapping, precoding, resource mapping, OFDM symbol generation and antenna mapping. Analog wireless transmission channel, the need to emulate the corresponding channel model. The receiving end is the inverse of the originator of the rigorous, a series of processing the received signal, the representation of the original transmitted information and judgment.)

ofdm调制信号Matlab仿真生成代码 压缩包内为.m文件可直接用matlab打开(ofdm outer)

关于16QAM，64QAM的调制程序。可作为单独模块加入到任何信道。 (-On the 16QAM，64QAM modulation process. As a separate module can be added to any channel.)