regress-137

说明：  本程序研究IQ误差对线性调频信号匹配滤波的影响，仿真匹配滤波后信号幅相误差特性，仿真主瓣宽度、旁瓣电平的变化(This program studies the influence of IQ error on matched filtering of chirp signal, simulates the characteristics of signal amplitude and phase error after matched filtering, and simulates the change of main lobe width and side lobe level)

W5100 spi connect describe

这是蓝牙4.0的规范说明文档，对于了解4.0协议有所帮助。(This is the Bluetooth 4.0 specification document helpful for understanding the 4.0 protocol.)

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)

该程序实现水声信道的模拟方法及性能分析，提出了一种信的水声信道模型(The program implements underwater acoustic channel simulation methods and performance analysis, presents a letter of underwater acoustic channel model)

无线电定位算法 算法对TOA的估计，相信对大家非常有用(TOA-Based Self-localization Technology in Wireless Sensor Networks)

说明：  产生数字基带信号，加入AWGN高斯白噪声在信道中传输，检测出原始基带信号，并绘制理论和仿真误码率曲线(The digital baseband signal is generated and transmitted in the channel with AWGN white Gaussian noise. The original baseband signal is detected and the theoretical and simulation BER curves are drawn)

说明：  用于通信方向中的信道估计，使用的语言是matlab(Used for channel estimation in the communication direction, the language used is matlab)

Blob Test extends SQLite Test Source Code for Andriod.

说明：  基于matlab的脉冲编码仿真,pcm 模块仿真系统等(Pulse coding Simulation based on matlab, Simulation system of pcm Module and so on)