可以控制计算机串口操作的串口类，非常好用

利用J2ME显示ALERT的实例-use J2ME examples show ALERT

单极性归零波形的功率谱，占空比为0.5-Unipolar zeroing wave power spectrum, the ratio is 0.5

本书介绍的wcdma系统的基本原理：包括wcdma的系统结构，关键技术，数据传输基本技术，无线接口，基本信令流程，3G业务，实现等-The book described the basic principles of WCDMA systems: including WCDMA system architecture, key technologies, the basic data transmission technology, the wireless interface, the basic signaling flow, 3G business, realize, etc.

一个查找免费短信中心的软件，串口开发！ C#开发!-search for a free messaging center software, serial port development! C# development!

MSK/GMSK的各种解调方式汇总，包含理论推导和软硬件实现的详细介绍-MSK/GMSK Demodulation summary of the various, including the theoretical derivation and detailed description of hardware and software to achieve

小灵通系统网关程序 -PHS system gateway procedures

介绍数字滤波器的定义、分类及实现方法。讨论IIR滤波器、FIR滤波器的设计方法以及如何运用MATLAB中的DSP Blockset工具箱设计数字滤波器。-Introduce digital filter definition, classification and realization method. Discussion of IIR filters, FIR filter design methods and how to use MATLAB in the DSP Blockset toolbox design digital filters.

信号编码设计，并绘出波形。 可以实现通信的信源信道编码，并给出试实验的仿真结果。-signal coding design, and draws the waveform. Communication can be achieved Source-channel coding, and gives test results of the simulation experiments.

DSP与PC机串行通信的研究.pdf -DSP and PC serial communication studies. Pdf DSP and PC serial communication studies. pdf

Atelier Web Capi ActiveX控件可以让你在几天甚至几个小时内完成ISDN相关的电话应用的开发。它不仅是另一个ISDN呼叫方ID控件。在这里，你可以发现只有那些最好的商业ISDN电话应用中才提供的核心功能。完全以DELPHI开发，并提供DELPHI控件。-Atelier Web Capi ActiveX controls can let you in a few days or even several hours to complete ISDN telephone related applications. It is not just another ISDN caller ID control. Here, you can find that only the best commercial ISDN phone applications provide the core functions. Completely DELPHI development, and provide DELPHI control.