基于 Z-STACK 的GPRS网关

2004070213400424120SOCKET服务程序，从事SOCKET服务器开发-2004070213400424120SOCKET service procedures, engaged in the development of server SOCKET

异步通讯C语言例行子程序，内含各函数功能描述文档。-asynchronous communication C language routine subroutine containing Function describes the document.

一个关于交换机配置问题的具体示例，适合初学者使用，需要的请尽管下载查阅。-A switch configuration problem on the specific examples, suitable for beginners to use, the need to please despite the download available.

一种基于移动台位置的动态定位算法。 ： 根据检测电波到达时间( T O A ) 的定位法提出了一种基于移动台位置的动态定位算法。该算法利用蜂窝 网络系统中多个基站检测到的移动台电波 T O A信息对移动台进行定位估计， 参与定位估计的基站数 目及其定 位算法中相应的权值随移动台与服务基站的距离自动动态改变。计算机模拟结果表明， 该算法在 3 种典型移动 通信信道环境中部能得到较好的定位蚊果。-：I n t hi s p a p e r ，a d y n am i c p o s i t/o n i n g t l l m i s p r o p o s e d b a s e d O n t h e me a s u r e d t i me o f a r r i v a l ( " I D A)o f s a l s f r o m a m o b i l e s t a t i c ~ ． s且 l t h r n c a i n b e u s e d i n c e l l u l a r n e t w o r k s t o e s t i m a t e t h e l o c a t i o n o f a mo b i l e s t a t i o n a c c o r d i n g t o出e T O A i n f o r ma t i c ~d e t e c t e d b y s e v e r a l b a s e s t a t i o n s( B S ) ． n m r b e r o f B S a n d t h e c o r r e s p o n d i n g W e i g h t s u t i l i z e d i n t h i s t l l m C a l l b e d y T l a c a u y a d i u s t e d a c c o ~ l g t o t h e d i s t a

FPGASOPC开发快速入门教程中文版,详细讲解如何使用FPGA-QuickStart Development FPGASOPC Chinese version in detail on the use of FPGA

本文件向大家详细的介绍了蓝牙技术的诞生，以及所遵循的一系列协议，为初学者进一步学习或开发蓝牙技术提供一些帮助。-This document is a detailed introduction to the Bluetooth technology was born, and followed by a series of agreements, for beginners to learn or develop Bluetooth technology to provide some help.

A Genetic Algorithm Approach to Scheduling Communications for a Class of Parallel Space-Time Adaptive Processing Algorithms

非常好的GPS数据接收程序-very good GPS data reception procedures

硕士学位论文:LDPC码在瑞利衰落信道中的性能分析 信道编码技术可以带来编码增益，节省宝贵的功率资源，己经成为现代数字 通信系统中必不可少的关键技术。LDPC码采用低复杂度的迭代译码算法，且具有 逼近香农限的性能.由于LDPC码具有诸多优点，它在信息可靠传输中的良好应 用前景己经引起学术界和rr业界的高度重视，成为当今信道编码领域最受瞩目的 研究热点之一。 本文主要探讨了LDPC码在瑞利衰落信道中的性能，基于LDPC码的分组空 时码系统，以及基于LDPC码的正交频分复用系统.-master"s degree thesis : LDPC codes in Rayleigh fading channels Performance Analysis channel coding technology can bring coding gain, Power saving valuable resources have become modern digital communication systems essential to the critical technologies. LDPC low complexity of the iterative decoding algorithm, having approximation Shannon limit performance. Because LDPC has many advantages, It reliable transmission of information in the application of good prospects has been caused rr academia and industry are taking, become the channel coding areas of the most watched one of the hot spots. This paper mainly discusses the LDPC Rayleigh fading channels in the performance Based on LDPC a space-time coding system, and based on LDPC

采用atmel的tiny26的pll实现高速pwm，可方便进行电压等的调节。-high speed pwm using ATMEL tiny26 as MCU. It can be used for voltage regulator.