1. Mobile Web 2.0 Technologies
SeungYun Lee
syl@etri.re.kr, syl@w3.org
ETRI, W3C Korea Office

2. Age of Web Evolution
quickening period ! Spreading Period! Revolution Period!
Ubiquitous Web!
Before W3c! Wireless Internet !
Semantic Web!
Mobile Web!
MWI!
2006! UWS!
2005!
SOAP!
WSDL! 2004!
UDDI! 2002!
FireFox!
HTTP 1.0! WAP 1.0! 2000! RDF/OWL!
MOSAIC! (RFC1945)! 1999! WAP 2.0!
1998! HTTP 1.1!
1989! 1993!1994! 1996!1997! XML! (RFC2616)!
IE4!
WWW W3C!
Mobile Web 2.0 Technologies, Feb. 18, ICACT 2008 2

3. Why Mobile Web 2.0 ?
• ✴ Technology Innovation
What has been changed,
✓ Wireless Communication, Mobile Device, Contents
✴ Service Paradigm Shift
✓ Open Service, Convergence, User-centric, New Biz Model
✴ Huge User Requirement
✓ Desktop to Mobile, etc.
Mobile Web 2.0 Technologies, Feb. 18, ICACT 2008 3

4. Confluence of two Megatrends
Source: Dave Wood, Symbian Smartphone Show 2006
Mobile Web 2.0 Technologies, Feb. 18, ICACT 2008 4

5. 7 Principals of Mobile Web 2.0
- By Ajit Jaokar and Tony Fish -
Mobile
Contents
Location I am a tag
Mobile
Web 2.0 Multilingual
Mobile
Mobile
Search Access
Digital
AJAX/
Converg-e
Widget
nce
Mobile Web 2.0 Technologies, Feb. 18, ICACT 2008 5

6. Mobile meets the Web 2.0
• Now, Mobile environment is on revolution age with Web2.0.
✓ Convergence Service, Open Garden service
WEB2.0
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7. Basic Technology for Mobile Web
• Style Sheet (CSS), XHTML, URL
• REST, XML WS APIs (SOAP)
• Syndication & Aggregation (RSS/ATOM)
• Web Publishing (Blogging, etc.)
• Rich Internet Application (AJAX)
• Open API/Mash-Up
• Web Services
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8. Service Technology in Mobile
toward Mobile Web 2.0
• Full Web Browsing Service
• Mobile Widget Service
• Mobile UGC/UCC Service
• Mobile OpenAPI/Mash-up Service
• Mobile Lifelog Service
Innovative Mobile Service Technologies
Toward Converged Mobile Service
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9. History of Mobile Browsing
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10. Mobile Browsing Technology
• WAP (Wireless Application Protocol)
✓ By WAP Forum, 1997 (OMA since 2002)
✓ WAP 1.0 : WML(Wireless Markup Language)
• Not support existing HTML contents
✓ WAP 2.0 : XHTML MP (Mobile Profile), CSS, JavaScript
• Toward the Full Web Browsing (or Full Browsing)
• Mobile Web Best Practice (MobileOK)
✓ By W3C, since 2005
✓ Now under developing
✓ Toward the One WEB !!!
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11. Full Web Browsing Service
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12. Better Browsing, Better Mobilizing
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13. Mobile AJAX
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14. WidSet, Widgets For Mobiles
Mobile Web 2.0 Technologies, Feb. 18, ICACT 2008 14

15. Mobile Mashup Service
Satellite
(GPS Info.)
Other Open API
Google Map API
Web/WAP
Server
LBS, Camera API
XML & WS API
WIPI Device
With XML/WS End User
Yahoo Weather API
Mobile Lifelog service
Mobile Web 2.0 Technologies, Feb. 18, ICACT 2008 15

16. Possible Solutions
Mobile Browsing Technology
• Browser-based Adaptation
✴ client side, big overhead on device
• Proxy-based Adaptation
✴ rely on intermediate server (not seamless access)
• Metadata-based Adaptation
✴ server side, light weight service (mobileOK)
Mobile Web 2.0 Technologies, Feb. 18, ICACT 2008 16

17. Example. Metadata-based Adaptation
Web Contents Server
MobileOK-based Contents
Adaptation (metadata)
Web
Presentation
Browser Browser Browser
Browser Browser
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18. Standards for Mobile Web
Mobile Web in W3C
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19. Mobile Web Standards in W3C

20. Korean MobileOK Trial Test (Dec. 2007)

21. Mobile Web 2.0
Mobile Web 2.0 is different from Web 2.0 !
Mobility & Immediacy is Keywords !
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22. Conclusion Remarks
• A Web in Mobile could be a new killer application
• A standards is really required to support for better
mobile web environment
• Mobile Web 2.0 could give us new business value
and challenging
Everything@Mobile.Openness
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23. Thank you
SeungYun Lee, Ph.D.
Team Leader of ETRI, syl@etri.re.kr,
Manager of W3C Korea Office, syl@w3.org