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基于EMS的短信收发SP程序 主要实现短信的上行和下行,实际应用较高的稳定性(EMS based on the SP process to send and receive SMS text messages main uplink and downlink, the practical application of high stability)

Borland C下编写的音频，视频播放器(Audio,video player under Boland C)

说明：  我本人搜集的一些opnet通信仿真的相关程序(Some opnet Communication Simulation programs I have collected)

Dos下中断驱动的串口类(CPP)(Dos Interrupt-driven serial port type (CPP))

说明：  手机GSM TI 平台 dma 驱动 源代码(Mobile phone GSM TI platform dma driver source code)

ZigbeeTM协议栈(MicroChip V1 0协议栈的应用笔记) pdf是中文的应用笔记(ZigbeeTM Protocol Stack (Application Notes for MicroChip V10 Protocol Stack) pdf is an Application Note in Chinese)

说明：  G 655-2003非零色散单模光缆特性 pdf(Characteristics of G655-2003 Non-zero dispersion single Mode Optical Cable pdf)

说明：  C51RF无线软件包,是一个不错的软件,和大家共享,(C51RF wireless package, is a good software, and everyone to share,)

说明：  教学实验源代码，提供对滑动窗口协议的实验演示，协议分层和协议软件的设计与实现有基本的认识利用所学数据链路层原理，自己设计一个滑动窗口协议并在仿真环境下编程实现有噪音信道环境下的 可靠的双工通信。信道模型为 8000bps 全双工卫星信道，信道传播时延 270 毫秒，信道误码率为 10-5，信道提供字节流传输服务，网络层分组长度在240~256字节范围(Teaching experiment source code, on the Sliding Window Protocol provides experimental demonstration of the agreement stratification and protocol software design and implementation of a basic understanding of the use of the data link layer principle, its own design of a sliding window protocol and simulation programming environment the realization of the noise channel environment duplex reliable communication. Channel model for 8000bps full-duplex satellite channel, channel propagation delay of 270 ms, channel bit error rate of 10-5, byte-stream channel to provide transmission services, network layer packet length in the range of 240 ~ 256 bytes)

LDPC码在基于BP (Belief Propagation) 的迭代译码相结合的条件下具有逼近Shannon 限的性能,(Under the condition of combining iterative decoding based on BP (Belief Propagation), LDPC codes have the performance of approximating the Shannon limit.)