05-05-2012, 10:34 AM
An Introduction to Android
Introduction to Android.pdf (Size: 3.09 MB / Downloads: 249)
What is Android?
Android™ delivers a complete set of software for mobile devices: an operating system, middlewareand key mobile applications.
Open
All application and Created equal
Breaking down application boundaries
Fast & easy application development
History of Android
•2001 search service for wireless device
•2005
–Acquire Android(Andy Rubin: Danger CEO, Development Sidekick of T-Mobile)
–Acquire Skia(2D Graphics for mobile device)
–Acquire RegWireless(Browser and Email for mobile device)
–Move Engineers from PlamSource(Dianne Hackborn, etc…)
•2007 Nov 5: Android announced
•2007 Nov 12: Android SDK released by OHA
•2007 Dec 14: Bug-fix SDK released
•2008 Jan 3: Android Developer Challenge I starts accepting submissions
•2008 Feb 13: m5-rc15 SDK released
•2008 Apr 14: 1788 total submissions for Challenge I
•2008 May 12: Top 50 Applications in Challenge I announced
•2008 Nov: Android Phone(G1 Phone by HTC/T-mobile)
•2008 Nov: Full Source Open
•2009 Apr: HTC Magic
•2009 July: HTC Hero, Samsung i7500, Android Netbook, Set-top……
•2009 Aug: Android Developer Challenge II
Developer
OpenIndustry
Software stack open-sourced under Apache 2.0 license
Source available after first handsets ship
Anyone will be able to build a system imageDeveloper
Don not need permission to ship an application
No hidden or privileged framework APIs
Can integrate, extendand replaceexisting componentsUsers
Users have control of their experience
They control what gets installed
They choose the defaults