(The word Android is synonymous with "robot". Together, it is also the name of the open-source mobile operating system based on the Linux platform announced by Google on November 5, 2007. The platform is composed of operating system, middleware, user interface and user software. It is said to be the first truly open and complete mobile software created for mobile terminals. At present, the best is Motorola Droid of Android 2.0
Android Development Guide.doc)