基于安卓的图片览器的设计与实现.doc

编 号： 审定成绩： 重庆邮电大学 毕业设计（论文） 设计（论文）题目： 学院： 学 生 姓 名 ： 专 业 ： 班 级 ： 学 号 ： 指 导 教 师 ： 答辩组 负责人 ： 填表时间：年月 摘 要 【关键词】 Linux平台 开源手机操作系统 Google  ABSTRACT The word “Android” means a robot. It is also the name of the open-Source operating system for mobile phone which is based on Linux and presented by Google November 5th of 2007. This system platform is made up with operating system, middleware, UI and applications. It is known as the first real Open Source and integrated software for Mobile Terminal. At present the latest version of the system is Android 4.0 Ice Cream Sandwich. Android operating system is based on the open-core of Linux. This system is developed by a company named “Android” at early stage. After Google buy “Android.Inc”, Google go on developing and managing Android operating system. This operating system uses the software-stack framework. It is mainly divided into 3 parts. Basement Linux-core only provides basic function. This part is coded by C. Interlayer which is coding by C++ includes Function Library and Virtual Machine. The superstratum is made up with various kinds of applications including communication procedures, message procedures and so on. These applications are developed by other companies themselves. Some of them are coding by java. Android as the significant part of Google`s business strategy will move forward a single step to advance the business goal called “providing information for everybody anytime and anywhere”. Large numbers of people all over the world are using mobile phone which is based on Android. Google`s purpose is to let the mobile communication do not depend on the equipments even if the platform. For this purpose,?Android?will complement,?not replace?Google?has long pursued a strategy?of?mobile?development:?partnership, the development of?useful, attractive?mobile services?throug