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华为内部员工学习资料，对于想进华为的朋友会有很大帮助。(The internal staff s learning materials in huawei is more helpfull for someone who want to go huawei.)

一个OFDM在加性高斯白噪声信道(AWGN)和多径瑞利衰落信道(MuhipathReyleighFading)下的调制解调模型，simulink建模，仿真信噪比、频谱图、星座图。(A OFDM in additive white gaussian noise (AWGN) channel and multipath Rayleigh fading channel (MuhipathReyleighFading) of demodulation model, simulink modeling, simulation SNR, spectrum diagram, constellation chart. )

微机之间串口通信,实现两台微型计算机之间快速简便的串行通信,()

说明：  本文主要从自适应调制的算法及实现出发，引入了OFDM子载波分组的概念，详细阐述了五种固定阈值算法和子带BER预估计算法的原理及实现，并在此基础上加入自适应编码，实现自适应调制与编码。(Based on the algorithm and implementation of adaptive modulation, this paper introduces the concept of OFDM subcarrier grouping, elaborates the principle and implementation of five fixed threshold algorithms and subband BER estimation algorithm, and adds adaptive coding to realize adaptive modulation and coding.)

opnet simulation of random access in CDMA network

说明：  matlab里使用simulink仿真出qpsk系统通过AWGN信道的调制解调过程，并分析其误码率(Using simulink in matlab to simulate the modulation and demodulation process of qpsk system through AWGN channel and analyze its bit error rate)

Basic C, WSA 2.0 chat server and client.

MIMO-OFDM系统降低PAPR的天线旋转取反算法(Antenna rotation inversion algorithm for reducing PAPR in MIMO-OFDM system)

OFDM channel estimation DFT single document, ultra-detailed, very helpful for understanding OFDM, but also helpful for understanding how to simulate channel estimation

MSK modulation using Simulink