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Mobile Computing00

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  • 1. Mobile Computing Department of BCA
  • 2. HOW TO DEFINE???  Mobile computing is a generic term describing one's ability to use technology while moving, as opposed to portable computers, which are only practical for use while deployed in a stationary configuration.  Many types of mobile computers have been introduced since the 1990s, including the:  Wearable computer  Personal digital assistant /Enterprise digital assistant  Smart phone  Carputer  UMPC  Pocket PC
  • 3. Why Mobile Computing ?  People are mobile  Devices are mobile
  • 4. DIFFERNENT COMPUTING DEVICES
  • 5. Mobile Computing Devices
  • 6. What is Mobility?  A person who moves • Between different geographical locations • Between different networks • Between different communication devices • Between different applications  A device that moves • Between different geographical locations • Between different networks
  • 7. Wireless Networks
  • 8. Mobile Applications  Vehicles • transmission of news, road condition etc • ad-hoc network with near vehicles to prevent accidents  Emergencies • early transmission of patient data to hospital • ad-hoc network in case of earthquakes • military
  • 9. Mobile Applications  Traveling salesmen • direct access to central customer files • consistent databases for all agents • mobile office  Web access • outdoor Internet access • intelligent travel guide with up-to-date location dependent information
  • 10. Mobile Applications  Location aware services • find services in the local environment, e.g. printer  Information services • push: e.g., stock quotes • pull: e.g., nearest cash ATM  Disconnected operations • mobile agents, e.g., shopping  Entertainment • ad-hoc networks for multi user games
  • 11. Mobile applications in the Industry  Wireless access: (phone.com) openwave  Alerting services: myalert.com  Location services: (airflash) webraska.com  Intranet applications: (imedeon) viryanet.com  Banking services: macalla.com  Mobile agents: tryllian.com
  • 12. Limitations of mobile computing  Insufficient bandwidth  Security standards  Power consumption  Transmission Interferences  Potential Health Hazards  Human Interface with devices
  • 13. QUALITY OF DATA  Mobile computing enables immediate validation of the data  It reduces the transcription error for survey like applications  Using networking, information can be made available in near real-time  Very fast turn around time from data collection to analysis and reporting. This can translate into significant cost saving.
  • 14. THANK YOU

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