a study of unlicensed mobile access uma technology l.
Download
Skip this Video
Loading SlideShow in 5 Seconds..
A study of Unlicensed Mobile Access(UMA) Technology PowerPoint Presentation
Download Presentation
A study of Unlicensed Mobile Access(UMA) Technology

Loading in 2 Seconds...

play fullscreen
1 / 13

A study of Unlicensed Mobile Access(UMA) Technology - PowerPoint PPT Presentation


  • 327 Views
  • Uploaded on

A study of Unlicensed Mobile Access(UMA) Technology. Presenter: Khanh Nguyen Instructor: Chin-Chih Chang. A study of Unlicensed Mobile Access(UMA) Technology. Introduction Characteristics of UMA Architecture UMA Applications Conclusion. UMA Participating Companies . Alcatel

loader
I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.
capcha
Download Presentation

PowerPoint Slideshow about 'A study of Unlicensed Mobile Access(UMA) Technology' - elina


An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript
a study of unlicensed mobile access uma technology
A study of Unlicensed Mobile Access(UMA) Technology
  • Presenter: Khanh Nguyen
  • Instructor: Chin-Chih Chang
a study of unlicensed mobile access uma technology2
A study of Unlicensed Mobile Access(UMA) Technology
  • Introduction
  • Characteristics of UMA
  • Architecture
  • UMA Applications
  • Conclusion
uma participating companies
UMA Participating Companies
  • Alcatel
  • British Telecom
  • Cingular
  • Ericsson
  • Kineto Wireless
  • Motorola
  • Nokia
  • Nortel Networks
  • O2
  • Research in Motion
  • Rogers Wireless
  • Siemens
  • Sony Ericsson T-Mobile US
why uma
Why UMA?

Unlicensed Mobile Access (UMA) technology enables access to GSM and GPRS mobile services over unlicensed spectrum, including Bluetooth™ and WiFi™.

protocols
Protocols
  • Standard 3GPP Protocols
  • Standard Unlicensed Radio Access Protocols
  • Standard IP-based Protocols
  • UMA Specific Protocols
    • UMA-RR
    • UMA Radio Link Control
specification history
Specification History
  • Stage 1 Specification(User Perspective) 9/1/2004
  • Stage 2 Specification(Architecture)
    • UMA Stage 2 R1.0 9/1/2004
    • ……….
    • UMA Stage 2 R1.0.4—Clean 5/16/2005
  • Stage 3 Specification(Protocols)
    • UMA Stage 3 R1.0 9/1/2004
    • …….
    • UMA Stage 3 R1.0.4—Clean 5/16/2005
development
Development
  • Philips Electronics announced a complete Unlicensed Mobile Access (UMA) semiconductor reference design to make it easy for mobile handset manufacturers to bring UMA-enabled phones to their customers
references
References

[1] UMA Sprecifications UMA Technology - Extending Mobile Services to Unlicensed Sprectrum http://www.umatechnology.org/specifications/index.htm

[2] Philips Electronics Announces Complete Unlicensed Mobile Access (UMA) Semiconductor Reference Design Mitsui & Co. Venture Partners http://www.mitsuivp.com/cgi-bin/WebObjects/f1f2557f0f.woa/wa/read/102ef056b5c/

[3] Alex Goldman Wi-Fi /Cellular Convergence: Evaluating UMA Wi-Fi Planet http://www.wi-fiplanet.com/news/article.php/3463271

[4] Glenn Fleishman Unlicensed Mobile Access on Verge of Deploying WNN Wi-Fi Net News http://wifinetnews.com/archives/004825.html

conclusion
Conclusion
  • UMA is nice technology to have;however, it might take time and a lot of effort before it becomes popular.
  • There are not a lot of companies investing into this technology.