贡献一个基于osip协议栈的用户代理，sflphone，很不错的

在matlab环境下的简单调频过程的实现-frequency modulation

采用atmel的tiny26的pll实现高速pwm，可方便进行电压等的调节。-high speed pwm using ATMEL tiny26 as MCU. It can be used for voltage regulator.

文件上传下载的asp原码，许多程序是别人编写的，版权归原作者，但我作了许多改进，使得程序很适用了。-file upload download asp original code, and many others procedures prepared by Lastings Author, but I made a lot of improvements, making procedures are applied.

这是我收集的几个通信基础理论的Matlab仿真实现，包括bpsk、qpsk、ofdm以及信号衰减和延迟的仿真。尽管不是我本人原创，但比较都经典。文件为*.m格式-This is my collection of several communications infrastructure theory Matlab Simulation, including BPSK, QPSK, and the OFDM signal attenuation and delay in the simulation. Although it was not my original, but more are classics. M*. document format

一个不错的modbus源码，含有master和slave两部分-Modbus a good source, containing two parts of master and slave

采用自适应子信道和部分信道信息的功率分配的正交频分复用（OFDM）系统。以前的；

Modbus协议的源代码 Modbus协议的源代码、 Modbus协议的源代码 Modbus协议的源代码-Modbus protocol Modbus protocol source code source code, Modbus protocol Modbus protocol source code source code

图象采集的算法包含图象速率及采集的计算公式和抽样原理的技术文档-Image acquisition rate of the algorithm contains the images and the formula for calculating the collection and sampling principle technical documentation

vc网络视频电话系统,经过测试，稳定性有时会有问题，但通话质量相当好，而且可用于无线网络，欢迎大家测试！-vc network video phone system, tested, stability sometimes, but the call quality is very good, but can be used for wireless network, we welcome testing.

MICROSTRIP Calc using matlab