QPSK

MATLAB代码，产生GNSS导航信号BOC调制的相关频谱特性(The generate of BOC signal AND ITS PDF)

通过串口解析MODBUS协议 读开关量型的输入信号 读保持寄存器上的内容 批量写数据到保持寄存器(Resolving MODBUS Protocol through Serial Port Input signal of reading switch type Read and hold registers Write data in batches to hold registers)

空时编码，内容涉及mImo的各个方面，介绍很全面，很有帮助(Space-time coding, covering all aspects of Mimo, introduce very comprehensive, very helpful)

文档中介绍首先介绍了多用户MIMO模型，以及LTE中的多用户MIMO方案，通过仿真分析总结出当用户数较少时，在高信噪比条件下，ZF方案的系统吞吐量性能明显优于PU2RC方案。(Document describes first introduced a model of a multi-user MIMO, and LTE multi-user MIMO scheme, by simulation analysis summed up when the number of users is small, at high SNR conditions, the system throughput performance of the ZF program superior PU2RC program.)

说明：  讨论了变换域通信系统中收发端一致时的系统性能，包括AWGN信道及单音，多音，窄带，扫频干扰(Discussed the transform domain communication system is identical to sending and receiving end system performance, including the AWGN channel and the tone, multi-tone, narrowband, swept-frequency interference)

C++实现多种常用数字信号处理算法，傅里叶变换，FIR滤波器，IIR滤波器，卷积等(C++ implementation of a variety of commonly used digital signal processing algorithms, Fourier transform, FIR filters, IIR filters, convolution, etc.)

《蓝牙4.0实战演练》，C2540蓝牙芯片免费高清教程书籍(Bluetooth 4.0 practical exercise, C2540 Bluetooth chip free HD tutorial books)

调试串口很有帮助，用windowsAPI编写，避免了com控件的局限性(help for serialport debug)

界面使用C#开发，底层使用C++开发的无线电脑锁软件。采用蓝牙通信协议控制。(Interface using C# development, the underlying wireless computer lock software use C++ developed. Bluetooth communication protocol control.)

水声探测技术中时反结合mimo提高探测性能的matlab仿真(Anti combined mimo method to improve detection performance underwater acoustic detection technologies.)