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BCA-Mobile Computing- BASICS OF MOBILE COMPUTING
The document provides an overview of mobile computing, including its definition, comparison to wired networks, types of wireless devices, applications, challenges, and future prospects. Mobile computing enables connectivity anytime and anywhere, posing various technical challenges such as bandwidth limitations and security risks. Despite its limitations, advancements in technology continue to enhance mobile computing capabilities.
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Overview of mobile computing, its definition, comparison to wired networks, and presentation outline.
Definition of mobile computing; benefits include connectivity, mobility, and enabling new applications.
Various types of wireless devices such as laptops, palmtops, PDAs, cell phones, pagers, and sensors.
Applications in emergency services, real estate, courts, stock information, credit verification, and dispatch.
Challenges like disconnection, low bandwidth, security risks, and the need for enhanced device functionality.
Mobile computing faces limitations but is improving; challenges exist, some with solutions.
List of papers and web links for further reading on mobile computing and databases.
Concluding slides to thank the audience.
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BCA-Mobile Computing- BASICS OF MOBILE COMPUTING
- 1. TRINITY INSTITUTE OFPROFESSIONAL STUDIES Sector â 9, Dwarka Institutional Area, New Delhi-75 Affiliated Institution of G.G.S.IP.U, Delhi BCA-Mobile Computing - 304 BASICS OF MOBILE COMPUTING Dr. Brahampal Singh
- 2. TRINITY INSTITUTE OFPROFESSIONAL STUDIES Sector â 9, Dwarka Institutional Area, New Delhi-75 Presentation Outline ⢠What is mobile computing? ⢠Comparison to wired networks ⢠Why go mobile? ⢠Types of wireless devices ⢠Mobile objects ⢠Moving object databases (MOD) ⢠Query language for MOD ⢠Applications of mobile computing ⢠Challenges ⢠Future of mobile computing ⢠Conclusion 2
- 3. TRINITY INSTITUTE OFPROFESSIONAL STUDIES Sector â 9, Dwarka Institutional Area, New Delhi-75 3 What Is Mobile Computing? (Cont.) Mobile Computing is an umbrella term used to describe technologies that enable people to access network services anyplace, anytime, and anywhere.
- 4. TRINITY INSTITUTE OFPROFESSIONAL STUDIES Sector â 9, Dwarka Institutional Area, New Delhi-75 4 Mobile Networks -low bandwidth -high bandwidth variability -hidden terminal problem -low power machines -low resource machines -need proximity -higher delay -disconnected operation
- 5. TRINITY INSTITUTE OFPROFESSIONAL STUDIES Sector â 9, Dwarka Institutional Area, New Delhi-75 Why Go Mobile ⢠Enable anywhere/anytime connectivity ⢠Bring computer communications to areas without pre-existing infrastructure ⢠Enable mobility ⢠Enable new applications ⢠An exciting new research area 5
- 6. TRINITY INSTITUTE OFPROFESSIONAL STUDIES Sector â 9, Dwarka Institutional Area, New Delhi-75 6 Types of Wireless Devices ⢠Laptops ⢠Palmtops ⢠PDAs ⢠Cell phones ⢠Pagers ⢠Sensors
- 7. TRINITY INSTITUTE OFPROFESSIONAL STUDIES Sector â 9, Dwarka Institutional Area, New Delhi-75 Applications of Mobile Computing Emergency services
- 8. TRINITY INSTITUTE OFPROFESSIONAL STUDIES Sector â 9, Dwarka Institutional Area, New Delhi-75 Applications of Mobile Computing (Cont.) ⢠For Estate Agents ⢠In courts ⢠In companies ⢠Stock Information Collection/Control ⢠Credit Card Verification ⢠Taxi/Truck Dispatch ⢠Electronic Mail/Paging
- 9. TRINITY INSTITUTE OFPROFESSIONAL STUDIES Sector â 9, Dwarka Institutional Area, New Delhi-75 Challenges ⢠Disconnection ⢠Low bandwidth ⢠High bandwidth variability ⢠Low power and resources ⢠Security risks ⢠Wide variety terminals and devices with different capabilities ⢠Device attributes ⢠Fit more functionality into single, smaller device
- 10. TRINITY INSTITUTE OFPROFESSIONAL STUDIES Sector â 9, Dwarka Institutional Area, New Delhi-75 Conclusion ⢠Mobile computing has severe limitations - however, it is far from impossible, and technology improves all the time ⢠Lots of challenges - some have (good) solutions, many others are still waiting to be solved
- 11. TRINITY INSTITUTE OFPROFESSIONAL STUDIES Sector â 9, Dwarka Institutional Area, New Delhi-75 References ⢠Papers: - âMoving Object Databases: Issues and Solutionâ by Ouri Wolfson, Bo Xu, Sam Chaamberlain and Liqin Jiang - âDOMINO: Databases for Moving Objects Trakingâ by Ouri Wolfson, Bo Xu, Sam Chaamberlain, Liqin Jiang and Prasad Sistla - âMobSQL, An SQL Like Query Language for Mobile Objets Databasesâ by Ahmed Lbath and Mourad Ouziri ⢠WWW Links: - http://www.doc.ic.ac.uk/~nd/surprise_96/journal/vol4/ vk5/report.html - http://www.doc.ic.ac.uk/~nd/surprise_96/journal/vol1/vk5/article1.html - http://www.cs.ucsb.edu/~ebelding/courses/284/w04/slides/intro.pdf - http://www.ansa.co.uk/ANSATech/ANSAhtml/98- ansa/external/9807tb/9807mose.pdf - http://www.danishtechnology.dk/it/9238 - Sandeep Singhal
- 12. TRINITY INSTITUTE OFPROFESSIONAL STUDIES Sector â 9, Dwarka Institutional Area, New Delhi-75 THANK YOU
- 13. TRINITY INSTITUTE OFPROFESSIONAL STUDIES Sector â 9, Dwarka Institutional Area, New Delhi-75
- 14. TRINITY INSTITUTE OFPROFESSIONAL STUDIES Sector â 9, Dwarka Institutional Area, New Delhi-75
- 15. TRINITY INSTITUTE OFPROFESSIONAL STUDIES Sector â 9, Dwarka Institutional Area, New Delhi-75