pTHINC Better web browsing on your mobile device

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pTHINCBetter web browsing on your mobile device

• Joeng Kim
• Ricardo BarattoJason Nieh
• Columbia University, USA

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Outline

• Mobile Web Browsers
• Problem
• Alternative Thin Clients
• Usability
• Visual Comparison
• Measurements
• Conclusion

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Mobile Web Browser
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Issues with Mobile Browsers

• High quality pages mean..
• More Data Download
• More Client Processing
• Compatibility Issues
• Application, Platform, Browsers, Standards
• Requirement Issues
• Flash, Java Applets, Javascript, Plug-in
• Resize Issues
• Language support

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Alternative Thin Clients
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Thin Client

• Leverage Server
• High speed connection
• More resource
• Persistence
• Allows
• Heterogeneous display
• Stateless client

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Thin clients vs Web

• rewrite applications for the web
• client browser and helper applications

• preserve software investments
• no client applications

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Thin Clients
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pTHINC
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pTHINC
applications
window system
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pTHINC

• Fast and Lightweight
• Leverage and Virtualize display
• Video support

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pTHINC protocol

• copy
• solid fill
• pixmap fill
• bitmap
• RAW

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Usability Enhancements
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pTHINC Usage
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Visual Comparison
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Measurements
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Measurements

• Test run on basic Web benchmarks
• Variable conditions
• PDA Dell Axim x5, x51v

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Web Latency

• Latency measurement based on average page load
  time

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Video Results

• Quality based on amount of data transferred

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Conclusion

• Mobile Web Browsers can be improved
• pTHINC potential alternative
• Increased visual performance
• Better usability
• Helper functions such as video

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more info

• network computing laboratory
• http//www.ncl.cs.columbia.edu