Android

Presented By :-Deepak Yadav

What is Android :-

• Android refers to a robot designed to look and act like a human .

• Operating System for smart phones and tablets.

• Based on Linux kernel .

• Developed by Open Handset Alliance (OHA) led by Google .

• Runs on both cellular standards i.e. GSM and CDMA .

An OHA Project

• Open Handset Alliance .• Established On 6th Nov. 2007 .• Led by Google .• Consortium of 84 firms .• 34 members including mobile handset

makers, application developers and chip makers.

Continue…• Member firms include Google ,HTC , Sony, Dell Intel ,

Moto droid , LG , Nvidia ,Samsung etc .

• To develop open standards for mobile devices.

• Members of OHA are not allowed to produce phones that run incompatible versions of Android.

• competes against mobile platforms from Apple, Microsoft, Nokia (Symbian), HP (formerly Palm), Bada .

Android Architecture

Features And Supports

• 2D-3D graphics• Connectivity : CDMA/ GSM , Bluetooth ,

Wi-Fi .• Messaging :MMS ,SMS , CHAT, Message , cloud .• Screen Capture .• Media supports : JPEG , AMR , MPEG-4• Touch screen• Video calling .

VersionsName Release Date Version

1.Cupcake 30th April 2009 1.5

2.Donut 15th Sept. 2009 1.6

3.Eclair 26th Oct. 2009 2.1

4.Froyo 20th May 2010 2.2

5.Gingerbread 6th Dec. 2010 2.3

6.Honeycomb 22nd Feb. 2011 3.0

7.Ice cream sandwhich 19th Oct. 2011 4.0

8.Jelly Bean (latest) 9th July 2012 4.1

Android56%

Apple23%

Blackberry7%

Windows

2% Others12%

User Ratio Of Operating Systems :

Samsung galaxy S3 Sony xperia U Motorola razor Lg Optimus 4X

HTC One X Spice Stellar Karbon A-21

Some Android Handsets

Android Apps• Apps-Small Software . • Android programs are written in Java .• Run through Google's “ Davlik " virtual machine,

which is optimized for mobile devices .

• Users can download Android “apps” from the online android market .

• More than 300000 apps available .• Every day more than 10 lakh downloads .

Continue…• Free Softwares .

• Unlike Ios , Android is open source, developers can modify and customize the OS for each phone .

• Therefore, different Android-based phones may have different graphical user interfaces GUIs even though they use the same OS.

Different Graphical User Interfaces

Samsung galaxy s3 Sony Experia U LG Optimus 4X

Conclusion

• We can only hope that the next versions of Android have overcome the actual limitations and that the future possibilities became a reality .

Thank you !!!