Android is an open-source operating system used for mobile devices like smartphones and tablets. It was developed by Android Inc, which was acquired by Google in 2005. The first commercial version was released in 2008. Android is developed as part of the Open Handset Alliance led by Google. It uses a Linux kernel and allows developers to write Java applications distributed through app stores. Android powers hundreds of millions of devices worldwide and has the largest installed base of any mobile platform.

1. Introduction to Android
Tushar B. Kute,
http://tusharkute.com

2. Android
• Android is an open source and Linux-based
Operating System for mobile devices such as
smartphones and tablet computers.
• Android is a software stack for mobile devices
that includes an operating system, middleware
and key applications.

3. History
• The first beta version of the Android Software
Development Kit (SDK) was released by Google
in 2007 where as the first commercial version,
Android 1.0, was released in September 2008.
• The source code for Android is available under
free and open source software licenses.
Google publishes most of the code under the
Apache License version 2.0 and the rest, Linux
kernel changes, under the GNU General Public
License version 2.

4. Open Handset Alliance
• It's a consortium of 84 companies such as
google, samsung, AKM, synaptics, KDDI,
Garmin, Teleca, Ebay, Intel etc.
• It was established on 5th November,
2007, led by Google. It is committed to
advance open standards, provide services
and deploy handsets using the Android
Plateform.

5. Open Handset Alliance

6. Android Timeline
• Initially, Andy Rubin founded Android Incorporation in Palo
Alto, California, United States in October, 2003.
• In 17th August 2005, Google acquired android Incorporation.
Since then, it is in the subsidiary of Google Incorporation.
• The key employees of Android Incorporation are Andy Rubin,
Rich Miner, Chris White and Nick Sears.
• Originally intended for camera but shifted to smart phones
later because of low market for camera only.
• Android is the nick name of Andy Rubin given by coworkers
because of his love to robots.
• In 2007, Google announces the development of android OS.
• In 2008, HTC launched the first android mobile.

7. Android Versions
Version Code name API Level
1.5 Cupcake 3
1.6 Donut 4
2.1 Eclair 7
2.2 Froyo 8
2.3 Gingerbread 9 and 10
3.1 and 3.3 Honeycomb 12 and 13
4.0 Ice Cream Sandwitch 15
4.1, 4.2 and 4.3 Jelly Bean 16, 17 and 18
4.4 KitKat 19
5.0 Lollipop 21

8. Phones using Android
HTC G1,
Droid,
Tattoo
Motorola Droid (X)
Suno S880 Samsung Galaxy Sony Ericsson

9. Tablets
Velocity Micro Cruz Gome FlyTouch Acer beTouch
Dawa D7
Toshiba Android
SmartBook
Cisco Android Tablet

10. Marketshare

11. Tablets shipment

12. Features of Android

13. Features of Android

14. Android Applications
• Android applications are usually developed in the Java
language using the Android Software Development Kit.
• Once developed, Android applications can be packaged
easily and sold out either through a store such as Google
Play or the Amazon Appstore.
• Android powers hundreds of millions of mobile devices
in more than 190 countries around the world. It's the
largest installed base of any mobile platform and
growing fast.
• Every day more than 1 million new Android devices are
activated worldwide.

15. tushar@tusharkute.com
Thank you
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