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软件工程 This version of the book is a DRAFT! The chapters are mostly complete, but not carefully edited. Som
This version of the book is a DRAFT! The chapters are mostly complete, but not carefully edited. Some of the debugging sections are not done, and not all chapters have exercises.
If you have high-level comments about the organization of the book or the topics covered, please send me email at feedb ...
技术资料 IMS网络多种鉴权机制的研究
对IMS 用户接入的认证鉴权进行分析与研究，介绍了IMS 的整体安全体系结构，深入研究剖析了当前四种可能的鉴权方式，包括IMS-AKA 鉴权、HTTP Digest 鉴权、Early IMS鉴
技术资料 阳初s3c2440开发板的原理图
阳初s3c2440开发板的原理图 1.S3C2440_Kernel.pdf 2.S3C2440_Base.pdf 3.S3C2440_Base.opj 4.S3C2440_BASE.DSN-Yang early S3C2440
Linux/Unix编程 The Kannel Open Source WAP and SMS gateway works as both an SMS gateway, for implementing keyword b
The Kannel Open Source WAP and SMS gateway works as both an SMS gateway, for implementing keyword based services via GSM text messages, and a WAP gateway, via UDP. The SMS part is fairly mature, the WAP part is early in its development. In this release, the GET request for WML pages and WMLScrip ...
书籍 Wireless Networking Technology
Although the origins of radio frequency based wireless networking can be
traced back to the University of Hawaii’s ALOHANET research project
in the 1970s, the key events that led to wireless networking becoming
one of the fastest growing technologies of the early 21st century have
been the ratifica ...
书籍 Line+Loss+Analysis
It has been over a decade since the Chinese publication of Line Loss in Electric Power Systems. To keep pace
with technological developments, I started a revision as early as 2002, following the main principles that the
theoretical framework and characteristics of the first edition should be retaine ...
技术资料 基于IMS的早期媒体类业务
通过对基于IP 多媒体子系统(IMS)网络的多媒体彩铃业务与多媒体彩像业务在业务协作方面的分析，指出现有早期媒体类业务解决方案中存在的问题，提出一种基于early-session的扩展方式，可以在同一
书籍 RFID+and+RFID-Enabled+Sensors
adio Frequency Identification (RFID) is a rapidly developing automatic wireless data-collection
technology with a long history.The first multi-bit functional passive RFID systems,with a range of
several meters, appeared in the early 1970s, and continued to evolve through the 1980s. Recently,
RFID ha ...
技术资料 基于MK60DN512单片机的汽车跟车预警系统设计
基于MK60DN512单片机的汽车跟车预警系统装置包括激光测距传感器、旋转编码器、蜂鸣器、一个三位开关、LM2940芯片、红色LED灯、黄色LED灯、绿色LED灯以及MK60DN512单片机。本次设计汽车跟车预警系统,通过在汽车前测安装激光测距传感器,在后轮上安装旋转编码器,将采集到的距离信号和速度信号传递给单片机,单片机进行处理分析 ...
嵌入式/单片机编程 用于motorala 68K系列处理器的小实时多任务操作系统 The OMU Kernel was written to provide a cut-down Unix-like O/S for a
用于motorala 68K系列处理器的小实时多任务操作系统
The OMU Kernel was written to provide a cut-down Unix-like O/S for a
home-made 6809-based home computer built by me, Steven Hosgood, in the
early 1980s. This package contains the RTOS version of omu68k, derived
from a port of the original 6809 code to ...