DEFINITIONDEFINITION

Forth Generation of mobile technologyForth Generation of mobile technology 4G is a network that operates on Internet 4G is a network that operates on Internet

technology, combines it with other technology, combines it with other applications and technologies such as Wi-applications and technologies such as Wi-Fi and WiMAX, and runs at speeds ranging Fi and WiMAX, and runs at speeds ranging from 100 Mbps (in cell-phone networks) to from 100 Mbps (in cell-phone networks) to 1 Gbps (in local Wi-Fi networks). – WWRF1 Gbps (in local Wi-Fi networks). – WWRF

MAGIC – Mobile multimedia, Anytime MAGIC – Mobile multimedia, Anytime anywhere anywhere

OBJECTIVESOBJECTIVES Spectrally efficient system Spectrally efficient system High network capacity High network capacity Nominal data rate of 100 Mbps at high speeds and 1 Gbps Nominal data rate of 100 Mbps at high speeds and 1 Gbps

at stationary conditions as defined by the ITU-R at stationary conditions as defined by the ITU-R Data rate of at least 100 Mbps between any two points in Data rate of at least 100 Mbps between any two points in

the worldthe world Smooth handoff across heterogeneous networkSmooth handoff across heterogeneous network Seamless connectivity and global roaming across multiple Seamless connectivity and global roaming across multiple

networksnetworks High quality of service for next generation multimedia High quality of service for next generation multimedia

support (real time audio, high speed data, HDTV video support (real time audio, high speed data, HDTV video content, mobile TV, etc)content, mobile TV, etc)

Interoperable with the existing wireless standards Interoperable with the existing wireless standards All IP system, packet switched networkAll IP system, packet switched network

VISIONVISION

Seamless connection of networkSeamless connection of network

TECHNOLOGIESTECHNOLOGIES

Based on transmissionBased on transmissionVSF-Spread-OFDMVSF-Spread-OFDM

MIMOMIMO

Based on standardsBased on standards 3GPP Long Term Evolution3GPP Long Term Evolution

Ultra Mobile BroadbandUltra Mobile BroadbandWiMAX / WiBROWiMAX / WiBRO

COMPONENTSCOMPONENTS

Multi-antenna SystemsMulti-antenna Systems Software Defined Radio (SDR)Software Defined Radio (SDR) Access schemesAccess schemes IPv6IPv6

3G vs. 4G3G vs. 4G

3G3G 4G4G

Back compatible to 2GBack compatible to 2G Extend 3G capacity by one Extend 3G capacity by one order of magnitude. order of magnitude.

Circuit and packet switched Circuit and packet switched networks.networks.

Entirely packet switched Entirely packet switched networks. networks.

Combination of existing & Combination of existing & evolved equipment evolved equipment

All network elements are All network elements are digital. digital.

Data rate (up to 2Mbps). Data rate (up to 2Mbps). Higher bandwidth (up to Higher bandwidth (up to 100Mbps). 100Mbps).

Predominantly voice drivenPredominantly voice driven Converged data and voice Converged data and voice over IPover IP

Wide area cell-based  Wide area cell-based  Hybrid: Integration of Hybrid: Integration of wireless LAN  wireless LAN 

5-20 MHz  Bandwidth5-20 MHz  Bandwidth 100 MHz (or more)  100 MHz (or more) 

W-CDMA, 1xRTT, Edge  W-CDMA, 1xRTT, Edge  OFDM and MC-CDMA  OFDM and MC-CDMA 

A number of air link protocolsA number of air link protocols All IP (IPv6)  All IP (IPv6) 

Optimized antenna design,  Optimized antenna design,  Smarter Antennas, software  Smarter Antennas, software 

APPLICATIONSAPPLICATIONS

provide users with streaming high-provide users with streaming high-definition televisiondefinition television

Live teleconferencingLive teleconferencing TelegeoprocessingTelegeoprocessing Virtual NavigtionVirtual Navigtion Tele-medicineTele-medicine Crisis management applicationCrisis management application