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ANDROID OPERATING SYSTEM
What’s an Operating System?
What’s a Mobile Operating System?
History of Android and Open  Handset Alliance
In July 2005, Google acquired Android Inc., a small startup company in Palo Alto, California.
Andy Rubin, Rich Miner , Nick Sears and Chris White. At that time little was known about them.
Developed a mobile device platform powered by linux kernel – flexible, upgradable system.
Dec. 2006 - Reports from the BBC and The Wall Street Journal noted that Google wanted its search and applications on mobile phones and it was working hard to deliver that.
History of Android and Open  Handset Alliance
What’s different in Android?
Android Architecture
Android Architecture
Android Architecture
Features of Android
Features of Android
Versions of Android
Android 1.1 Platform
Android 1.5 (Cupcake)
Android 1.6 (Donut)
Android 2.1 (Eclair)
Android 2.2 (Froyo)
Android 2.3 (Gingerbread)
Android 3.0 (Honeycomb)*
Market share of different Platforms
Android Devices
Cellphones, smartphones, e-reader devices, netbooks and tablet computers.
1st commercial phone  HTC DREAM  22 Oct 2008.
1st TV  Scandinavia  People of Lava.
Nexus 1 HTC
Nexus S  Samsung
Acer, Alcatel, Bluelans Communication, Cherry Mobile, Dell, General Mobile, HTC Corporation, Huawei, Lenovo, LG Group, Motorola, Samsung, Sony Ericsson.
SOFTWARE DEVELOPMENT KIT
Android Market
Android 3.0 Preview
Optimized for devices with larger screen sizes, particularly tablets.
Introduces a truly virtual “holographic” UI design, as well as an elegant, content-focused interaction model.
refined multitasking, rich notifications, Home screen customization and more.