qpsk调制在awgn/rayleigh信道下的误码性能比较，以及信号的功率谱和星座图...

通过串行口访问Modbus现场控制网络,概述了modbus相关内容-Modbus serial port access through the on-site control network, an overview of relevant content modbus

详细介绍了VC下利用WINDOWS API函数来实现与符合HID设备类的USB接口通信，并给出了通信程序的部分源代码-details of VC using Windows API function to achieve compliance with the type of equipment HID USB communications, and communications procedures given the source code

A simple example to verify the feasibility of applying compressed sensing for channel estimation. The pilot applies a PN pattern in the frequency domain. The density of pilot is less than the Nyquist sampling rate. Also it is assumed there are sparsity in the channel taps, which is the basis for applying compressed sensing.

RFID开发实例代码，很简单的程序，最好搭配读卡器使用，因为要在上面进行试验。希望对大家有所帮助。

这个是关于GCC编译器编译安装文档，在您需要定制安装GCC或搭建交叉编译器（Cross-GCC）时可以参考一下哦-is on the GCC compiler compiler installation documentation, You need to customize the installation or structures GCC cross-compiler (Cross-GCC) can take a look oh

sms pushmessenger for every body in this world

pc到PLC的串口通讯程序源码 有详细的注释-pc to the PLC serial communication program source has detailed notes

基于OSIP协议栈实现的UA客户端和UA服务器端的基本实现文档（内含详细代码）。是SIP电话开发的有用参考-OSIP-based protocol stack to achieve the UA client and server-side UA to achieve the basic document (containing the code in detail). The development of SIP phones is a useful reference

802.11支持实时业务的文章，采用新调度器来实现。-a good paper for 802.11 wireless system supporting the real time application.

并口通讯,也可以对其他端口通讯.不需要安装驱动.直接使用,只有编译后才能正常运行.-Parallel Communications, can also port to other communications. Drivers do not need to install. The direct use, Only the compiled to normal operation.