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Android architecture

S
Santi Brata Nath Joy

Android is an open-source operating system used for smartphones and tablets. It was developed by Android Inc which was founded in 2003. Some key events in Android's history include the release of the first commercial Android device, the HTC Dream, in 2008 and Samsung's Galaxy Tab tablet in 2010. Android uses the Linux kernel and runs apps in the Dalvik virtual machine. It has an application framework and core apps. Major Android versions include Cupcake, Donut, Eclair, Froyo, Gingerbread, Honeycomb, Ice Cream Sandwich, Jelly Bean, KitKat, Lollipop, Marshmallow, Nougat, Oreo and Pie. Features include a beautiful UI, connectivity, storage,

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PRESENTATION ON By Nazmul Hoda – 011 201 224 Santi Brata Nath (Joy) – 011 201 230 Architecture
CONTENTS • History • Evolution of Mobile Phones • Android Architecture • Features of Android
Android • A robot with a human appearance • An open source operating system used for smartphones and tablets.
HISTORY OF ANDROID Andy Rubin Rich MinerNick Sears Chris White Android Inc. was founded in Palo Alto, California, in October 2003 by Andy Rubin, Rich Miner, Nick Sears, and Chris White
History of Android HTC Dream or T-Mobile G1, the first commercially released device running Android (2008) Samsung Galaxy Tab. This 7-inch tablet launched in late 2010
Android architecture
Android Architecture Android is a complete stack of • Operating system • Middleware SDK • Core applications
Android architecture
Linux Kernel • Linux kernel provides a level of abstraction. • Linux version 2.6.x for core system services.
Libraries • Written on C/C++. • Libc: c • SSL • Surface manager • Open GL • SGL • Media Framework • WebKit
Android Runtime • Limited battery • Limited memory • Limited CPU. • Dalvik Virtual Machine • Core Java libraries.
Application Framework Important blocks of Application Framework • Activity manager • Content providers • Telephony manager • Location manager
Applications
• Ice Cream Sandwich (Android 4.0) • Jelly Bean (Android 4.1) • KitKat (Android 4.4) • Lollipop (Android 5.0/5.1/5.2) • Marshmallow(Android 6.0/6.1) • Nougat (Android 7.0) • Oreo (Android 8.0) • Pie (Android 9.0) Android versions • Angel cake (Android 1.0) • Battenberg (Android 1.1) • Cupcake (Android 1.5) • Donut (Android 1.6) • Eclair (Android 2.0/2.1) • Froyo (Android 2.2) • Gingerbread (Android 2.3) • Honeycomb (Android 3.0) • Android 10 (Android 10.0 – Coming Soon)
Android architecture
Features of Android • Beautiful UI • Connectivity • Storage SQLite • Media support • Messaging • Web browser • Multi-touch • Multi-tasking • GCM
Evolving trends • Android Wear • Android TV • Android Auto
References
Android architecture

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Android architecture

  • 1. PRESENTATION ON By Nazmul Hoda – 011 201 224 Santi Brata Nath (Joy) – 011 201 230 Architecture
  • 2. CONTENTS • History • Evolution of Mobile Phones • Android Architecture • Features of Android
  • 3. Android • A robot with a human appearance • An open source operating system used for smartphones and tablets.
  • 4. HISTORY OF ANDROID Andy Rubin Rich MinerNick Sears Chris White Android Inc. was founded in Palo Alto, California, in October 2003 by Andy Rubin, Rich Miner, Nick Sears, and Chris White
  • 5. History of Android HTC Dream or T-Mobile G1, the first commercially released device running Android (2008) Samsung Galaxy Tab. This 7-inch tablet launched in late 2010
  • 7. Android Architecture Android is a complete stack of • Operating system • Middleware SDK • Core applications
  • 9. Linux Kernel • Linux kernel provides a level of abstraction. • Linux version 2.6.x for core system services.
  • 10. Libraries • Written on C/C++. • Libc: c • SSL • Surface manager • Open GL • SGL • Media Framework • WebKit
  • 11. Android Runtime • Limited battery • Limited memory • Limited CPU. • Dalvik Virtual Machine • Core Java libraries.
  • 12. Application Framework Important blocks of Application Framework • Activity manager • Content providers • Telephony manager • Location manager
  • 14. • Ice Cream Sandwich (Android 4.0) • Jelly Bean (Android 4.1) • KitKat (Android 4.4) • Lollipop (Android 5.0/5.1/5.2) • Marshmallow(Android 6.0/6.1) • Nougat (Android 7.0) • Oreo (Android 8.0) • Pie (Android 9.0) Android versions • Angel cake (Android 1.0) • Battenberg (Android 1.1) • Cupcake (Android 1.5) • Donut (Android 1.6) • Eclair (Android 2.0/2.1) • Froyo (Android 2.2) • Gingerbread (Android 2.3) • Honeycomb (Android 3.0) • Android 10 (Android 10.0 – Coming Soon)
  • 16. Features of Android • Beautiful UI • Connectivity • Storage SQLite • Media support • Messaging • Web browser • Multi-touch • Multi-tasking • GCM
  • 17. Evolving trends • Android Wear • Android TV • Android Auto