beyond3g - Beyond 3G : Technology and Market Trends...

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Unformatted text preview: Beyond 3G : Technology and Market Trends 2008.10.25 Hyung G. Myung 1 Disclaimer Disclaimer Disclaimer Disclaimer Any views expressed by the presenter do not necessarily reflect those of presenter’s employer. 2 Wireless Evolution Wireless Evolution Wireless Evolution Wireless Evolution Analog voice Voice + 3.6 Mbps data + GPS + Full Internet browsing + Multimedia messaging + Multimedia entertainment + … 1973 2008 3 Outline Outline Outline Outline Introduction and Background Market Trends Summary and References Beyond-3G Systems: 3GPP LTE, 3GPP2 UMB, & WiMAX Standardization Status Introduction and Background Standardization Status Beyond-3G Systems Market Trends Summary and References 5 Cellular Wireless System Evolution Cellular Wireless System Evolution Cellular Wireless System Evolution Cellular Wireless System Evolution Introduction and Background 3GPP LTE 3GPP2 UMB WiMAX •Systems beyond IMT-2000 (IMT-Advanced) to introduce evolutionary path beyond 3G. •Mobile class targets 100 Mbps and nomadic/ local area class targets 1 Gbps. 4G UMTS/WCDMA cdma2000 TD-SCDMA •International Mobile Telecommunications (IMT)-2000 introduced 3G global standard. •Global harmonization/roaming and wideband CDMA 3G GSM IS-95 PDC •Digital modulation of speech communications •Advanced security and roaming •TDMA/narrowband CDMA 2G AMPS •Analog speech communications •FDMA 1G Systems Comments Generation 6 Beyond 3G: IMT Beyond 3G: IMT Beyond 3G: IMT Beyond 3G: IMT-Advanced Advanced Advanced Advanced Introduction and Background *3G Americas, “Defining 4G: Understanding the ITU Process for the Next Generation of Wireless Technology”, Aug. 2008 7 Beyond 3G: IMT Beyond 3G: IMT Beyond 3G: IMT Beyond 3G: IMT-Advanced Advanced Advanced Advanced • Higher data rate – Broader bandwidth – Advanced modulation and coding – Increased degree of freedom: MIMO • Better spectrum efficiency – Multi-carrier modulation • Lower latency – Flat all-IP architecture • Multimedia traffic – Quality of service (QoS) support- cont. Introduction and Background 8 B3G Enabling Technologies B3G Enabling Technologies B3G Enabling Technologies B3G Enabling Technologies • Multi-carrier modulation – OFDM/OFDMA • Power efficient modulation in the uplink – Single Carrier FDMA (SC-FDMA) • Frequency domain equalization • Multi-antenna technology – Multiple-Input Multiple Output (MIMO) • Fast channel-dependent multi-carrier resource scheduling • Active interference management – Fractional frequency reuse Introduction and Background Introduction and Background Standardization Status Beyond-3G Systems Market Trends Summary and References 10 3GPP Evolution 3GPP Evolution 3GPP Evolution 3GPP Evolution • Release 99 (Mar. 2000): UMTS/WCDMA • Rel-5 (Mar. 2002): HSDPA • Rel-6 (Mar. 2005): HSUPA • Rel-7 (2007): DL MIMO, IMS (IP Multimedia Subsystem), optimized real- time services (VoIP, gaming, push-to-talk)....
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This note was uploaded on 09/13/2009 for the course EE 6345 taught by Professor Cantrell during the Spring '09 term at University of Texas at Dallas, Richardson.

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beyond3g - Beyond 3G : Technology and Market Trends...

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