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Major seminar presentation Cloud Computing

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  • 1. MOBILE OPERATING SYSTEM Presented By : Vishal Soni 08EEACS093
  • 2.  Introduction to Android  Different Flavors of Android  Android System Architecture  Other features of Android  Rooting and Custom ROMs  Advantages and Disadvantages  Future Scope and Improvements
  • 3.  Fastest growing mobile OS  Over 850,000 Android activations a day  Android overtook iOS as the dominant OS in US in 2010  Currently an OS of choice for Motorola, HTC, Samsung, Sony Ericsson, among others  Software updates every few months
  • 4.  Software Stack for Mobile Devices including OS, Middleware and Applications.  Open Source  Dalvik Virtual Machine optimised for mobile  Optimised 2D and 3D graphics  Support for radio interfaces, Bluetooth, WiFi, Camera, GPS, accelerometer  Media support (MPEG4, H.264, MP3, AAC, JPG, PNG,…)  Software Development Kit (SDK)  Preinstalled applications from Google (GMS)
  • 5.  Handset Alliance, a consortium of several companies which include Broadcom Corporation, Google, HTC, Intel, LG, Marvell Technology Group, Motorola, Nvidia, Qualcomm, Samsung Electronics, Sprint Nextel, T-Mobile, Texas Instruments ARM Holdings, Atheros Communications, Asustek Computer Inc., Garmin Ltd., Huawei Technologies, PacketVideo, Softbank, Sony Ericsson, Toshiba Corp. , and Vodafone Group .  The goal of the Open Handset Alliance is to develop open standards for mobile devices.
  • 6.  Version 1.0 (Not Named Officially)  1.5 Cupcake  1.6 Donut  2.0/2.1 Éclair  2.2 Froyo  2.3 Gingerbread  3.0 Honeycomb  4.0 Ice Cream Sandwich
  • 7.  Android Market  Web browser  Camera support  Google Sync, allowing management of over-the-air synchronization of Gmail, People, and Calendar  Google Talk instant messaging, Text Messaging, and MMS  Wi-Fi and Bluetooth support  Wallpaper  Youtube Video Player  Other Apps like clock, calculator dialer etc
  • 8.  Video recording and playback in MPEG-4 and 3GP formats  Support for Widgets  Copy and paste features  Animated screen transitions  Added auto-rotation option  Ability to upload videos to Youtube  Ability to upload photos to Picasa  Text prediction and user dictionary for custom words
  • 9.  Support for WVGA screen resolutions  Updated technology support for CDMA/EVDO, 802.1x, VPNs  Multi-lingual speech synthesis engine  Expanded Gesture framework and new Gesture Builder development tool  Speed improvements in searching and camera applications
  • 10.  Improved Google Maps 3.1.2  Expanded Account sync  Bluetooth 2.1 support  New camera features, including flash support, digital zoom, scene mode, white balance, color effect and macro focus  Optimized hardware speed and revamped UI  Addition of live wallpapers, allowing the animation of home-screen background images to show movement
  • 11.  Adobe Flash support  USB tethering and Wi-fi Hotspot functionality  Support for extra-high-PPI screens  Speed, memory, and performance optimizations  Updated Market application with automatic update features
  • 12.  Support for Near Field Communication  Updated user interface design with increased simplicity and speed  Native support for VOIP internet telephony  Support for multiple cameras on the device  Native support for more sensors  Enhanced copy/paste functionality
  • 13.  Support for multi-core processors  Ability to encrypt all user data  Support for video chat using Google Talk  Simplified multitasking  Multiple browser tabs  Hardware acceleration
  • 14.  Enhanced speed and performance  Virtual buttons in the UI  Face Unlock, a feature that allows users to unlock handsets using facial recognition software  Built-in photo editor  Android Beam, a NFC feature allowing the rapid short-range exchange of web bookmarks, contact info, directions, YouTube videos and other data  1080p video recording for stock Android devices
  • 15.  Android SDK  Google Play (Earlier known as Android Market)  Market Share of Android - 52.5%, Symbian (17%), iOS (16), Rest (14.5%)  Over 850,000 Android devices being activated daily.  Android offers other features like multi-touch, tethering, multiple language support, media support, video calling, multi tasking, voice based features etc.
  • 16.  Mobile Phones  Tablets  Wrist Watches  Computer in a Car - Roewe 350 is the first car in the world equipped with Google’s mobile operating system Android  Smart TVs  PDAs  Netbooks  Ebook Readers  Gaming Consoles  Cameras
  • 17.  Rooting is used to attain privileged control within Android's subsystem  Used to run specialized apps that require administrator-level permissions  Facilitate the complete removal and replacement of the device's operating system.  Voids the warranty  May lead to Bricking
  • 18.  Increase performance and reliability  Already Rooted  Improved UI  Higher Versions of OS available  Bugs Fixed
  • 19.  Android is Open Source  Customizations  Abundant APP support  Account Sync  Fits our Budget  Rootable  Customs ROMs can be installed  Android Beam, TV, Face Unlock  Wi-fi Hotspot Functionality
  • 20.  Open Source – Vulnerable to security threats  Very unstable and often hang or crash  Extremely inconsistence in design among apps  The interface is somewhat instable and laggy.  It consumes a lot of Battery juice  Too many versions of Android.  UI depends upon the mobile phone manufacturer
  • 21.  Laser Keyboard  Holographic Display  Voice assistant like Siri for iOS  Better Battery Backup  Increased Throughput