IP电话计费管理系统本地版，适用于中小型话吧。通过各个接口的网关把电话连起来

运用matlab,采用QPSK调制与解调，包括串并转换，傅立叶变换与逆变换，信道估计（采用LS准则），多普勒频移等模块，内容清晰明了。-Use matlab, using QPSK modulation and demodulation, including string and conversion, Fourier Transform and inverse transform, channel estimation (LS criteria used), Doppler frequency shift modules, content clarity.

用ｖｂ编的一个软件项目开发系统，功能完备，操作简单。无解压密码，直接解压可以使用。-vb series with a software development system, complete functions, simple operation. Without extracting passwords, directly extract can be used.

nsigned char lcddata,column,page,code_,k xdata unsigned char OUTBIT _at_ 0x2001 // 位控制口 xdata unsigned char IN _at_ 0x2002 // 键盘读入口 xdata unsigned char CONTROL _at_ 0x2003 //8255控制口 -nsigned char lcddata, column, page, code_, k xdata unsigned char OUTBIT _at_ 0x2001// bit control port xdata unsigned char IN _at_ 0x2002// keyboard Reading entrance xdata unsigned char CONTROL _at_ 0x2003// 8255 to control population

BPSK调制程序，用于ＣＤＭＡ通信系统的信号调制．matlab写的！-BPSK modulation procedures for CDMA signal modulation system. Matlab write!

本源代码给出了一个完整的蜂窝移动通信系统的仿真程序实例,开发环境是matlab,希望可以从事此方面工作的人员提供一个借鉴.-Source code is given a complete cellular mobile communication system simulation program examples, the development environment is matlab, hope that we can engage in this work provide a reference.

中国移动通信CMPP2.0开发库,其中包括Demo和Lib库,Demo中有客户端和服务器的代码-China Mobile Communications CMPP2.0 development libraries, including Demo and Lib library, a demo client and server code

用C#编写的的中国联通Sgip协议，封装了所有协议包，支持多线程，已经投入使用。-C# prepared by the China Unicom Sgip agreement, Packaging, all protocols, support multiple threads, are already in use.

数字传输仿真程序，实现完整的发送接收，包括眼图显示和星座图显示，立即使用。-digital transmission simulation program to achieve full send and receive, including eye and constellation map shows, for immediate use.

ISUP协议规范，对于学习ISUP协议，阅读规范是一个不错的方法。尤其对于深入的理解协议，阅读规范是一个不错的手段。-ISUP protocol specification ISUP protocol for studying, reading norms are a good way. Especially in-depth understanding of the agreement, read the specification is a good means.

抄表机的抄表程序源码，平台是兰德抄表器，使用于电力行业的抄表度数管理。-Meter reading meter reading process source machine, the platform is the meter reading Rand, and the use of the meter reading in the power industry management degrees.