1. Introduction To

2. Presented By. Debashis Chowdhury Kuntal Kanti Mishra Sk. Monjurul Haque Prakash Ch. Hazari Somenath Mondal

3. Contents What is Android? History Android Features Hardware Features Software Features

4. Contents Android Versions Version 1.0 - Alpha Version 1.1- Beta Version 1.5- Cupcake Version 1.6- Donut Version 2.0 & 2.1- Eclair Version 2.2- Froyo Version 2.3- Gingerbread Version 3.0- Honeycomb Version 4.0- Ice Cream Sandwich Version 4.1 & 4.2- Jelly Bean World-Wide Smartphone OS Marketshare % Market On 2012

5. What is Android Android is a Operating System and Software platform designed primarily for touchscreen mobile devices such as tablet computers. Based on the Linux kernel 2.6 Android is open source and Google releases the code under the Apache Software License(ASL). Android OS is a software stack consisting of java application running on a Java application framework on top of java core library running on Dalvik virtual machine(DVM).

6. History Android Inc. was founded in Palo Alto, California in October 2003 by Andy Rubin, Rich Miner & Chris White. Google acquired Android Inc. on August 17, 2005, making it a wholly owned subsidiary of Google. Key employees of Android Inc., including Rubin, Miner and White, stayed at the company after the acquisition. First Android mobile device platform built on the Linux kernel version 2.6 The first commercially available phone to run Android was the HTC Dream (released on October 22, 2008).

7. Android Features SOFTWARE FEATURES oIntegrated browser based on the open source WebKit engine oSQLite for relational data storage oMedia support for common audio, video, and still image formats o(MPEG4, H.264, MP3, AAC, AMR, JPG, PNG, GIF) oDalvik Virtual Machine optimized for mobile devices HARDWARE FEATURES oCellular networking : GSM, EDGE, 3G (hardware dependent) oLAN : Bluetooth, and Wi-Fi (hardware dependent) oGraphics Hardware Acceleration oCamera, GPS and Compass (hardware dependent) oTouch screen and accelerometer for motion sensing

8. ANDROID ARCHITECTURE

9. Enable applications access data from other applications, sharing Providing access to non-code resources Enables all applications to display alerts in the status bar Manages the lifecycle of applications APPLICATION FRAMEWORK

10. Written in C/C++ - System C Library(libc) Display/Graphics(SGL) Media Libraries SQLite –RDB engine-light weight LibWebCore–web browser engine– embeddable web view LIBRARIES

11. Linux Version 2.6 Security, Memory & Process Management Proven driver model Efficient computing resource management Stable and proven OS for mobile platform LINUX KERNEL

12. Android 1.0 The Android 1.0 was launched in 23 rd September 2008 The first Android device, the HTC Dream(G1),featuring Android 1.0. Integrated with Google Services Web Browser to show, zoom and full HTML and XHTML Webpages, multiple pages show as windows Android Market app downloads and updates Multitasking, Instant Messaging, WiFi and Bluetooth

13. Android 1.5 (Cupcake) The Cupcake was launched in 30 April 2009 Based on Linux Kernel 2.6.27 Faster Camera start up and image capture Much faster GPS Onscreen Soft Keyboard Directly uploads videos to Youtube and Picasa

14. Android 1.6 (Donut) The Donut was launched in 15 September 2009 Based on Linux Kernel 2.6.29 – Quick Search Box and Voice Search Integrated camera, camcorder and gallery, toggle between still and video capture modes Battery usage indicator CDMA support Multilingual text-to-speech function

15. Android 2.0 (Eclair) The Éclair was Launched in 26 October 2009 Multiple Accounts for email and contact synchronization New browser User-Interface and support for HTML 5 New Calendar features

16. Android 2.2 (Froyo) The Froyo was Launched on 20 May, 2010 Based on Linux Kernel 2.6.32 New tips widget for home screen Improve exchange support Multiple keyboard language Adobe Flash Player 10.1 HotSpot Application Update functionality

17. Android 2.3 (Gingerbread) Gingerbread was launched on 6 December, 2010 UI refinements for simplicity and speed New keyboard for faster text input One-touch word selection and copy/paste Internet calling(VoIP Call)

18. Android 3.0 (Honeycomb) Honeycomb was launched on 22 Feb, 2011 Specially optimized for tablets and devices with larger screen sizes Refined multitasking, rich notification home screen customizations widgets Bluetooth-in support for Media/Picture Transfer Protocol

19. Android 4.0 (Ice Cream Sandwich) Ice Cream Sandwich was launched 19 Oct, 2011 Simple, Beautiful, Useful, Refined, evolved UI Home screen folders and favourites tray Resizable widgets New lock screen actions Quick responses for incoming calls Improved text input and spell- checking Powerful web browsing

20. Android 4.2 (Jelly Bean) Jelly Bean was launched on 13 nov 2012 Android 4.2 introduces an all new Gesture Keyboard Android 4.2 lets you place widgets on your device's lock screen to give you faster access to your calendar, Gmail, SMS Support for group messaging via MMS. Wi-Fi Direct support has been improved, so your device can now remember other devices. Use the phone app in landscape orientation or while in a car dock Improved TalkBack support with a single tap dialpad.

23. Market On Previous Year (2012)

25. Thank You For Your Attention