Mobile computing- it

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1. Mobile computing B y P SAI MANISHA 161142 K SNEHA 161149 S.PRASHANTH 161151 K.BHANU TEJ 161129 S.G.VASU DEVA RAO 161120 ABHISHEK JAIN 161102 G. DILIP 161154

2. Introduction to mobile computing Mobile computing is human–computer interaction by which computer is expected to be transported during normal usage, which allows for transmission of data, voice and video. It involves: Mobile communication Mobile hardware Mobile software

3. Mobile communication It refers to the infrastructure put in place to ensure that seamless and reliable communication. It includes: Protocols Services Bandwidth Portals etc…..

4. Mobile hardware These devices will have a receptor medium that is capable of sensing and receiving signals. They would range from: Portable laptops Smart phones Tablet pc’s Personal-digital assistants Etc…..

5. Mobile software: Mobile software is the actual program that runs on the mobile hardware. It deals with the characteristics and requirements of mobile applications. It enables users to update documents, surf the internet, send and receive email etc…..

6. What is mobile computing? Aspects of mobility – User mobility: users communicate “anytime, anywhere, with anyone” .(example: read/write email on web browser) – Device portability: devices can be connected anytime, anywhere to the Network. Examples are: The demand for mobile communication creates the need for integration of wireless networks and existing fixed networks Local area networks: standardization of IEEE 802.11 or HIPERLAN Wide area networks: GSM and ISDN Internet: Mobile IP extension of the Internet protocol IP

7. Principles of Mobile Computing Portability Facilitates movement of device(s) within the mobile computing environments. Connectivity Ability to continuously stay connected with minimal amount of lag/downtime, without being affected by movements of the device. Social Interactivity Maintaining the connectivity to collaborate with other users, at least within the same environment. Individuality Adapting the technology to suit individual needs.

8. Devices of mobile computing Mobile computing is not only limited to mobile phones, but there are various gadgets available in the market that are built on a platform to support mobile computing. They are usually classified in the following categories portable computers Mobile phones Smartcards Portable computers Smart phones Tablet computers Robots etc….

9. USES: 1.Smart mobile phone Mobile phones get smarter Converge with PDA Voice calls, video calls Email or instant messaging Play games Up-to-date localized information Map Stock/weather/sports info Ticketing Trade stock etc…

10. 2.Intelligent Office and Intelligent House Bluetooth replaces cables Plug and play, without the “plug ” Again: Find the local printer House recognizes inhabitant House regulates temperature according to person in a room Trade Shows etc… Taxi / Police / Fire squad / Service fleet •Connect •Control • Communication

11. Limitations Limitations of mobile computing are: Range & Bandwidth Security standards Power consumption Transmission interferences Potential health hazards Human interface with device etc…