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Wang Junxi

UMTS. Universal Mobile Telecommunication System. Wang Junxi. E-Business BCM. Agenda. Introduction: 1G to 3G. 450 million subscribers 140 countries 400 networks. ~20 million subscribers. < 1 million subscribers. 1950s. 1990s. 1995. 1940s. 1999. 1980s. cellular systems.

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Wang Junxi

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  1. UMTS Universal Mobile Telecommunication System Wang Junxi E-Business BCM

  2. Agenda

  3. Introduction: 1G to 3G 450 million subscribers 140 countries 400 networks ~20 million subscribers < 1 million subscribers 1950s 1990s 1995 1940s 1999 1980s cellular systems UMTS TD-SCDMA US GSM GPRS EDGE 2.5G Europe 2G 3G 2.75G 1G GSM900 GSM1800 GSM1900 IMT-2000 3

  4. Transmission Rate Improvement

  5. Standards

  6. UMTS Organizations 3GPP(Third-Generation Partnership Project) • SDOs.TSI (Europe), • Association of Radio Industries and Business/ • Telecommunication Technology Committee (ARIB/TTC) (Japan), • American National Standards Institute (ANSI) T-1 (USA), • telecommunications technology association (TTA) (South Korea), • Chinese Wireless Telecommunication Standard (CWTS) (China).

  7. UMTS Network Architecture

  8. Benefit

  9. Benefit-Web Services • 3G will offer transparent HTML access in addition to cHTML, xHTML Various Microbrowsers for handhelds, PDAs and portable computers will be available. • Higher Bitrates: HSDPA = 10 Mbps (ITU-R update M.1457) • Java Download

  10. End-to-end harmonised 3G portalservices for mobile users

  11. Conclusion UMTS is the most efficient of all the 3G technologies. UMTS network high traffic capacity. Faster, Larger

  12. References Peter Rysavy , Voice Capacity Enhancements for GSM Evolution to UMTS http://www.iec.org/online/tutorials/umts/index.asp http://en.wikipedia.org/wiki/Universal_Mobile_Telecommunications_System http://www.umtsworld.com/technology/overview.htm#a3

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