Releases and features [Under LTE]
Before we take dip into HSPA+/LTE, let us take quick look at release wise features. Find below a quick (and an imcomplete) list of features, year/release/technology wise. For more and precise details, refer 3gpp page.
Click on year to check the year in mobile wireless timelines.
| GSM | UMTS | LTE | |||
| 2000 | _ | ||||
| -R99 |
» EDGE/EGPRS (GERAN) » MMS |
» UMTS begins » UTRAN » MMS » LCS |
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| _ | |||||
| _ | |||||
| 2001 | _ | ||||
| -R4 | » Bearer independent CS CN |
» Bearer independent CS CN » Inter-working with GERAN |
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| _ | |||||
| _ | |||||
| 2002 | _ | ||||
| _ | |||||
| _ | |||||
| -R5 |
» GERAN enhancements for streaming, UTRAN interface etc. » GTT |
» IP transport in UTRAN » HSDPA (AMC, HARQ) » Wideband AMR » IMS (MME) » GTT |
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| 2003 | _ | ||||
| _ | |||||
| _ | |||||
| _ | |||||
| 2004 | _ | ||||
| _ | |||||
| _ | |||||
| -R6 |
» MBMS » WLAN inter-working » Multiple TBF |
» MBMS » WLAN inter-working » FDD enhanced uplink (HSUPA) |
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| 2005 | _ | ||||
| _ | |||||
| _ | |||||
| _ | |||||
| 2006 | _ | ||||
| _ | |||||
| _ | |||||
| -R7 | » SIGTRAN in GERAN |
» HSPA Evolution » MIMO » Improved L2 support for high data rates » CPC (Continuous Packet Connectivity) |
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| 2007 | _ | ||||
| _ | |||||
| _ | |||||
| _ | |||||
| 2008 | _ | ||||
| _ | |||||
| _ | |||||
| -R8 | » SAE (System Architecture Evolution) | » SAE (System Architecture Evolution) |
» LTE begins » E-UTRAN with EPC (Evolved Packet Core) » 64QAM with MIMO |
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| 2009 | _ | ||||
| _ | |||||
| _ | |||||
| -R9 | » Dual-Cell HSUPA |
» MBMS » LCS |
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| 2010 | _ | ||||
| _ | |||||
| _ | |||||
| _ | |||||
| 2011 | _ | ||||
| -R10 | » MIMO | ||||
| _ | |||||
| _ |
References: 3G Evolution: HSPA and LTE by Dahlman, Parkvall, Sköld, and Beming, LTE - From Theory to Practice, Edited by Sesia, Toufik, and Baker, UMTS by Sanchez and Thioune, and Release feature documents at 3gpp.
| Copyright © Samir Amberkar 2010-11 | § |
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