基于MAX274的有源带通滤波器设计。有需要的朋友请下载

用一阶锁相环实现的FM解调器.用ELANIX公司的SYSTEMVIEW运行调试.-with a band of PLL FM demodulator. ELANIX company with the SYSTEMVIEW Win OK debugging.

诺基亚少女字库，很好看很好用，谁用谁知道-Nokia teenage character, a good look good, and who used who knows

ComPort Library version2.62 for Delphi 3, 4, 5 and C++ Builder 3, 4, 5

串口的东西,用串口通讯. 用API封装的串口操作类-Serial things, using serial communications. Using API Packaging category Serial operation

T9输入法中文源代码，包括演示程序，对做手机软件的人很有帮助！-Chinese T9 source code, including a demonstration procedures, so the phone software helpful!

改进的music算法 通信信号处理 功率普估计 波达方向估计-Improved communications signal processing algorithms music power Pu estimated DOA Estimation

ISO 13239为关于HDLC协议的国际标准，详细定义了HDLC的内容，通过该协议可以完成标准的HDLC编程-ISO 13239 for HDLC agreement on international standards, a detailed definition of the content of HDLC, adoption of the agreement will be completed standard HDLC Programming

an overview of GSM network system by aircom

设置矩形窗宽度等于256，获得矩形窗截断的离散时间信号，并得到其实部和虚部，最终获得在100Hz和200Hz模拟虚指数信号实部及其时域加窗截断离散时间信号的波形图，DFT、DTFT和FFT的幅度谱

编写WINDOWS通讯底层TCP-IP协议栈源代码.编译通过,好用.-WINDOWS communications underlying the preparation of TCP-IP protocol stack source code. Compilers passed, easy to use.