用FFT实现相关函数快速估计。

XComDrv是个通讯包，包含两个控件：TXComm，封装了一个通讯设备的若干特性；TXModem，MODEM与MODEM通讯的控件。最新的版本支持：定制流控制；任意波特率；完全的数据控制；指定事件字符；收/发数据；插件。TXModem可以用来：向MODEM设备发送AT指令；修改MODEM寄存器；拨号；连接；断开。最新版本包括XAsync v.1.2，异步（覆盖式）操作单元。功能无限制。源代码：包含，还有EXE演示。适用语言：CB4 CB5 D4 D5-XComDrv is a communications package that contains two controls: TXComm, Packaging, a number of characteristics of communications equipment TXModem, MODEM control communications with the MODEM. The latest version supports: customized flow control arbitrary baud rate incomplete data control designated events characters admission/fat data plug. TXModem can be used to: MODEM equipment to send AT commands amend MODEM register dial-up connection disconnected. The latest version include XAsync v.1.2, Asynchronous (cover type) operation unit. Features unlimited. Source code: contains, as well as EXE demo. Applicable language: CB4 CB5 D4 D5

利用VB写的多线程通讯工具，可以很好的解决串口通讯数据量巨大时阻塞的问题，而且对学习怎样用vb写多线程有很大的帮助-VB write multi-threaded communication tools, can solve serial data communications at a huge obstruction to the problem, but learning how to use Visual Basic to write multithreaded be of great help

turbo code description document

红外线传输协议的详细资料。种类较多内容丰富。-Infrared transmission protocol details. More rich in content types.

VC++ 封装了队列类 /// /// /// ///// //this a example for using Queue ///////////////////////////////////////// #include "Queue.h" //define queue data struct struct QueueData { char data[20] int nId } //define queue typedef TQueue TMyQueue //put data into queue { QueueData data memset(&data, 0, sizeof(data)) strcpy(data.data, "hello!") data.nId = 0 m_pMyQueue.TryPut(data) } //try put data into queue { QueueData data memset(&data, 0, sizeof(data)) strcpy(data.data, "hello!") data.nId = 0 if(m_pMyQueue.TryPut(data) != 0) { MessageBox("put queue error") } else { MessageBox("put queue success") } } //get data from queue { QueueData data memset(&data, 0, sizeof(data)) m_pMyQueue.Get(data) MessageBox(data.data) } //try get data from queue { QueueData data memset(&data, 0, sizeof(data)) m_pMyQueue.TryGet(data) MessageBox(data.data) }-cohort of VC Packaging category /////////////////////////////////////////// this is a example for using Queue ///////

一些GPS和GSM的设计和理论基础，对这方面的程序员的开发无疑是有帮助的。

WCDMA接口协议中文版，用于详细了解WCDMA接口结构组成及流程-Chinese version of WCDMA Interface Protocol for details about the composition and structure of WCDMA interface flow

这是一篇有关利用DDE技术进行VB和组态王软件通信的文章，作者侯广宁,隋涛,孔震,孙凡超,张鑫（山东科技大学）。该文介绍了windows 平台上DDE(动态数据交换)技术的基本原理，研究了工控组态软件组态王与可视化编程软件VB 对DDE 技术的支持和应用，通过实例，编写了组态王与VB 应用程序的数据交换程序。运行结果表明，该监控系统能稳定和可靠地完成现场的实时监控。

c语言写的通讯方面的源代码，有一定参考价值，是从其它站点下载的。-c language written communications source code and a certain reference value is downloaded from the other site.

是一本关于自主移动机器人基本理论以及制作的英文版书籍。-Is an autonomous mobile robot on the basic theory and production of English books.