design

说明：  中国的手机游戏市场用户调研报告2008年度(China mobile phone game market research report of 2008 users)

主要讲解了航空信道模型的仿真实现和参数选择，给出了各信道场景下的接收信号星座图以及概率密度曲线。(Mainly on the aviation simulation channel model implementation and parameter selection are given scenarios each channel received signal constellation and the probability density curve.)

MIMO系统的ZF和MMSE预编码算法-4发4收(ZF and MMSE MIMO system pre-coding algorithm-4 of 4 admission)

时频域联合反射法（TFDR）故障测距原理及相关论文 (Joint time-frequency domain reflectometry (TFDR) fault location principle and related papers)

主要 对无线定位TDOA CHAN算法以及TAYLOR算法进行误码仿真并且仿真了一种两算法相结合的算法 并对误码进行比较(The content is mainly to simulate Chan Algorithm and Taylor Algorithm ,then compare their error performance.Based on them,A new Algorithm combining the two type of Algorithm is also proposed.)

4QAM(QPSK)的调制解调以及计算误码率，最后将结果输出至表格。适合新手参考(The modulation and demodulation of 4QAM (QPSK) and the calculation of bit error rate, and finally output the result to the form. Suitable for novice)

串口通信工具，简单实用支持多速录。串口通信工具，简单实用支持多速录。(serial communication)

DS-CDMA系统的,直扩通信系统里基于不同扩频码不同，系统的误码率比较。其中基于多相正交序列的误码率最低。(DS-CDMA system)

说明：  stm32f407 跑马灯实验 原子个例程 学习模块(stm32f407 led run stm32f407 stm32f407 stm32f407)

此代码为MIMO-OFDM源程序，包括PSK调制与解调，空时分组编译码，信道建模等部分(This code for MIMO-OFDM source, including PSK modulation and demodulation, space-time block coding and decoding, channel modeling and other parts)