GTP信令规定了移动台MS接入GPRS网络的隧道控制和管理协议要求，信令主要执行建立、修改和删除隧道的功能。在用户面，GTP利用GSN之间建立的隧道传送用户数据...

一个实用的短信开发控件，对于所有的Modem均可用。对于二次开发人员来说非常有帮助，可以大大减少开发时间，里面有加密狗和注册方式。-Development of a practical control message, for all the Modem can be used. For the secondary development of staff is very helpful, you can significantly reduce development time, there are dongle and registration methods.

这个程序执行实现 OFDM 发射机给出了 matlab 代码。设计并实现了一种 OFDM 发射机。

还是这个资料呀！！CDMA的写码资料！你看了就知道的！！关于写ENS码的资料！-or the information! ! CDMA write code information! You read on to know! ! Write ENS yards on the information!

功能描述：FileManager用于对射频读卡器的数据更新和文件管理,操作界面仿照Windows的文件管理。通讯采用串口通讯，波特率为115200。 开发环境：C++ Builder 6.0 所用控件：TComm、ExpressNavBar Suite-Functional Description: FileManager RF card reader for data update and document management, user interface modeled on the Windows file management. Communications using serial communications, baud rate to 115200. Development Environment: C++ Builder 6.0 used in the control: TComm, ExpressNavBar Suite

模拟16QAM调制解调过程（在AWGN信道条件下）-Simulation of 16QAM modulation and demodulation process (in AWGN channel conditions)

this code is about demodulation of 4qam

DSP和PC机的串行通信 DSP和PC机的串行通信-DSP and PC serial communication DSP and PC serial communications

Visual C++ 串口通信编程实践 第9章和第10章源码 -Visual C++ Serial communication programming practice, Chapter 9 and Chapter 10 source code

串口调试精灵vb源码-serial debugging genie vb source

工程技术文档：DC游戏机手柄通讯命令与时序-Engineering and technical documents: DC console command handles communications with the timing