Presentation - Cisco Knowledge Network
Presentation - Cisco Knowledge Network
Presentation - Cisco Knowledge Network
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1999<br />
2000<br />
>>> Work transferred from ETSI to 3GPP (3 rd Generation Partnership Project) >>><br />
R99<br />
© 2010 <strong>Cisco</strong> and/or its affiliates. All rights reserved.<br />
Rel-4<br />
• New codecs, codec management<br />
• Low chip rate TDD UMTS variant<br />
• Location based services enhancement<br />
• …<br />
2001 2002 2003 2004 2005 2006 2007 2008<br />
Evolution of UMTS (Universal Mobile Telecom. System) Releases<br />
• UMTS radio technology (WCDMA)<br />
• Charging & billing enhancements<br />
• GPRS p-p service<br />
• 1.5V SIM<br />
• Virtual Home Environment<br />
• OSA<br />
• …<br />
Rel-5<br />
• UMTS Tx site diversity selection<br />
• LCS enhancements<br />
• IP multimedia subsystem (IMS)<br />
• Adaptive multirate codec<br />
• E-to-e QoS concepts<br />
• …<br />
Rel-6<br />
• IMS (2) inc interworking with other IP<br />
networks<br />
• Packet-switched streaming services<br />
• Enhanced network security<br />
• Electrically tilting antennas<br />
• PS conversational codec characterization<br />
• GERAN flexible layer 1<br />
• Generic access to GERAN services<br />
• HSPA+ study<br />
• …<br />
Rel-7<br />
2009<br />
Rel-8<br />
Rel-9<br />
• UTRAN Long Term Evolution study<br />
• System Architecture study<br />
• MIMO studies<br />
• UTRAN/GERAN/GAN handover<br />
• …<br />
<strong>Cisco</strong> Confidential 13
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