497 mobile computing

8/2/2019 497 Mobile Computing

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Presented By:-Raunak Jain

B.Tech.

CSE

B Batch

Institute of Engineering & Technology, ALWAR


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What is Mobile Computing Mobie Computing Categories

Details & choices

Existing cellular network architecture Data Communications

Applications

Advantages

Disadvantages

Future Scope


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Mobile Computing: Ability to use technology to wirelessly

connect to and use centrally locatedinformation and/or application softwarethrough the application of small,portable, and wireless computing andcommunication devices

A technology that allows transmission ofdata, via a computer, without having to beconnected to a fixed physical link.


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Laptop Cell Phone

PDA

GPS IPOD


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UMPC

Mobile Notebook

MID


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Middleware What is the middleware?

Considerations

Application Integration

Device Independence Mobile Agents

Wireless Application Protocol (WAP)

bring Internet content to digital cellular phones

creation of global wireless protocol specification enable creation of contents with wide range of usage

to extend existing standards


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Wireless Medium Cost of Networks

Quantity and reliability of bandwidth

Portability = Mobile Restrictions Low Resources

Battery Constraints

Lack of Security


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Horizontal Applications Yellow Pages

Movies Info

Vertical Applications Access to large amount of data (databases)

Requirements support to any mobile appliance

support to any network access replicated data or database file systems


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Tablet format Ultra Mobile PCs (without

Keyboard)

Ultra Mobile PCs with keyboards or

thumbboards Operating system choices

Screen

Touch and Pen input Disks and storage


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Connectivity options

Processor

Memory

Battery

Weight

Cost


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For Estate agents Emergency Services

In courts

In companies Stock Information Collation/Control

Credit Card Verification

Taxi/Truck Dispatch

Electronic Mail


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What the advantages are- Laptops- Cell Phones- PDA- GPS Navigation

What the disadvantages are- Security- Cell Phones

- Navigation


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Laptops Information on-the-go

Education

Wireless Office

Cell Phones Economical

Safer Way to Travel

Not having to find a pay phone other way tocommunicate when away from your land line


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PDA

Medical

-Handwritten records thing of the past

-Real Time Charts for Doctors and Nurses

Windows Operating System / Apps

-Spread Sheet, Word Processor-Media Player


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GPS Locate stolen vehicles

Emergency situations like locked keys in car

Service is available to approximately 1 million cars on

the road


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Cell Phones- Unsafe Driving

- Lack of Etiquette

Security- Rogue Wireless Networks

- Personal Theft- WEP easy to crack- Bluetooth Hacks

GPS Navigation- Vehicle Tracking for Companies


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497 mobile computing

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