各种滤波器的设计方法，包括直接型、移位型、分布式滤波器设计。各类滤波器设计概括总结

华为的内部有关3G的资料!很全面,很基础!-Huawei

这个项目是关于通过GSM调制解调器发送SIM900D模拟readinds一些凡在GSM覆盖......由PIC内建ADC获得来自ADC值，并将其显示在LCD上，并通过GSM调制解调器发送短信

设计了镜像滤波器opt_filter函数来实现子带分解与合成。取N=256， nbands=16，调用滤波器函数完成子带分解与合成-Mirror filters are designed to achieve opt_filter function subband decomposition and synthesis. Take N = 256, nbands = 16, call the filter function and achieve Synthesis Subband Decomposition

qpsk的实现及其星座图希望大家有好的资源可以互相共享-QPSK constellation diagram of the realization and hope that everyone has good resources can be shared with each other

经典CDMA教材，强烈推荐，学习通讯的一定要下，不可不看-classic CDMA materials, and strongly recommended that the study of communications must, we should not see.

gprs tutorials and summary

1.了解D/A转换的基本原理。 2.了解D/A转换芯片0832的性能及编程方法。 3.了解8088/86CPU系统中扩展D/A转换的基本方法。 -1. Understand the D/A conversion of the basic principles. 2. Understand the D/A conversion chip 0832 performance and programming methods. 3. 8088/86CPU system to expand understanding of D/A conversion of the basic method.

CDMA协议scdma-3G协议-CDMA protocol SCDMA protocol

FIDO网超大文件传输的C语言源程序,仅仅只是为了学习和交流 -FIDO super network file transfer the C language source files, merely to learn and exchange

是一个手机功能的模拟程序，从界面到功能都做了很好的模拟-It s a emulator program of mobile function, have a very good emulation from MMI to functions