一个交换操作的来源

改进后的SIP SERVICE API，可以和PARLAY MPCC互通-improved SIP SERVICE API, and inducing exchange PARLAY

发射台 控制台 dephi编写 大家可以随便可看看, 可以做dephi入门实例学习-transmitter console dephi prepared you can easily look at the can, and learning examples dephi entry

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-IP telephone billing management system for the local version, then apply it to small and medium-sized. Through various interface gateways telephone link

未改进的经典的SIP NETWORK API。 请尽快给下载权限-not improve the classic NETWORK SIP API. Urged to download competence

TSapi 软件电话源代码，在Definity交换机系列上面测试通过，该demo中有很多tsapi的应用，值得参考。-TSapi phone software source code, the Definity switch above the test series, the demo had many tsapi applications, a good reference.

个人认为几个比较实用的VHDL源码之二――Behavioural model of a simple 8-bit CPU-think of a few more practical VHDL source bis-- Behavioral mode l of a simple 8-bit CPU

Viterbi Decoding Techniques in the TMS320C54x Family code 即是TMS320C54x实现VIterbi译码，是C与汇编混合编程，相信学习通信的又要用DSP来实现的人，一定会惊喜的-Viterbi Decoding Techniques in the TMS320C54x Family code that is TMS320C54x realize Viterbi decoding is a mixed C and Assembly programming, I believe that learning communication have to use the DSP to realize people will surprise

简单645电度表规约程序示例，有时间的话，可以看看，本人是一个菜鸟-645 watt-hour meter simple example of the Statute of the procedures, time, you can see, I was a rookie

该程序源代码实现了OFDM通信系统性能的仿真，调制方式有BPSK,QPSK,MSK,QAM,信道为AWGN和Rayleigh信道，并对有插入导频的符合IEEE802.11a的OFDM系统进行了仿真。-The program source code to achieve the performance of OFDM communication system simulation, modulation has BPSK, QPSK, MSK, QAM, for the AWGN channel and Rayleigh channel, and have inserted the line with the IEEE802.11a pilot of OFDM system simulation.

高斯脉冲的频谱分析。近似计算并画出高斯脉冲的前15阶导函数的ESD。-Gaussian pulse spectrum analysis. Approximate Gaussian pulse is calculated and drawn 15 of the first derivative function of ESD.