History

Android (operating system)

Android is a Linux-based operating system primarily designed for mobile devices such as smartphones and tablet computers utilizing ARM processors. A secondary target for the light weight OS is embedded systems such as networking equipment, smart TV systems including set top boxes and built in systems and various devices as varied as house hold appliances and wrist watches. Most embedded applications are for ARM based devices but notably Google's Google TV devices use Intel chips with the x86 version of Android. The x86 processor architecture is also utilized, to a lesser extent, in traditional personal computer applications most notably with netbooks and, rarely, laptops and desktops. It is developed by the Open Handset Alliance, led by Google.

Google financially backed the initial developer of the software, Android Inc., and later purchased it in 2005. The unveiling of the Android distribution in 2007 was announced with the founding of the Open Handset Alliance, a consortium of 86 hardware, software, and telecommunication companies devoted to advancing open standards for mobile devices. Google releases the Android code as open-source, under the Apache License. The Android Open Source Project (AOSP) is tasked with the maintenance and further development of Android.

Android has a large community of developers writing applications ("apps") that extend the functionality of the devices. Developers write primarily in a customized version of Java. Apps can be downloaded from third-party sites or through online stores such as Google Play (formerly Android Market), the app store run by Google. In June 2012, there were more than 600,000 apps available for Android, and the estimated number of applications downloaded from Google Play was 20 billion.

Android became the world’s leading smartphone platform at the end of 2010. For the first quarter of 2012, Android had a 59% smartphone market share worldwide. At the half of 2012, there were 400 million devices activated and 1 million activations per day. Analysts point to the advantage to Android of being a multi-channel, multi-carrier OS.


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