标准 OFDM

移动电话频率选择开关，对于手机信号接收与发射有很重要的作用-Mobile Phone Frequency Selection Switche

symbian 格子的生成和使用源代码 让你明白九宫格生成原理 适合游戏开发-symbian lattice generation and use of source code allows you to understand the principle of squares generated for Game Developers

演示使用tapi通过语音modem进行拨号并播放和录制wav文件的例子-Examples that demonstrate how to use tapi to dial by voice modem and play and record wav files

这是为公司写的接受西门子、GE、东芝等大公司的DICOM图像的，经过严格的测试。这是演示版。源码可以向我索取cai_liu_cn@etang.com-it is for the company to write accept Siemens, GE, Toshiba Corporation DICOM images, after rigorous testing. This is the demo version. FOSS can ask me cai_liu_cn@etang.com

用C及ftp实现软件自动升级。通过在服务器端建立FTP服务,实现远程主机的文件更新. 软件启动过程连接服务器,获得软件文件更新列表(此步省略),进行本地文件更新 启动过程进行系统调用执行批处理文件ftpget.bat,调用方式system( "e:ftpget.bat" ) 文件ftpget.bat负责连接服务器下载所需文件,并完成文件的更新-C ftp software and automatic upgrades. Through the establishment of FTP server, remote mainframe file updates. Software startup process server connectivity, access to software updates list (this step is optional), a local paper started the process of updating system calls for the implementation of batch file ftpget.bat, call mode system ( "e : ftpget.bat") documents ftpget.bat for connecting servers to download the necessary documents, and complete the document update

GSM 手机开发库，可用于开发短信、电话等相关功能-GSM handset development library can be used to develop SMS, telephone and other related functions

朋友们，大家好！ 内存文件映射和进程间通讯演示程序-friends, everyone! Memory mapping document and inter-process communication Demonstration Program

一个十分好的IEC870-5-101培训教材-A very good IEC870-5-101 training materials

提供了目前最全面的音频,视频的编码和解码库,包括G.711,G.726,AMR,MP3,H.261,H.263,MPEG-1,MPEG-2,MPEG-4,H.264,使用MMX汇编优化,效率非常高。可以直接加入到自己的工程中使用，非常方便。-provide the most comprehensive audio, video encoding and decoding library, including G.711, G.726, AMR, MP3, H.261, H.263, MPEG-1, MPEG-2, MPEG-4, H.264, the use of MMX compilation optimization, efficiency is very high. Can directly into their projects using very convenient.

各种常用的芯片手册，包括NE555.pdf，PCF8591.pdf，MAX232.pdf等32个文件-A variety of chips commonly used in manual, including NE555.pdf, PCF8591.pdf, MAX232.pdf and 32 files