EV-DO Rev. B - Qualcomm

1X and EV-DO Have Strong Evolution PathsCommercialNote: Estimated commercial dates20112012 2013 2014+Best in classvoice capacityCDMA20001X1.5x increase withavailable features 41X AdvancedSIMULTANEOUS 1X VOICE AND EV-DO/LTE DATA (SVDO/SVLTE)Up to 4x increase 5Broadband Up &Downloads3x data rates toall users in cellHigher capacityand data ratesHigher network capacity andimproved user experienceRev AEV-DOMulticarrierH/W UpgradeEV-DO Rev. B(Commercial)DO AdvancedDL: 3.1 MbpsUL: 1.8 MbpsDL: 9.3 Mbps 1UL: 5.4 MbpsDL: 14.7 Mbps 2UL: 5.4 MbpsDL: 14.7 Mbps 3UL: 5.4 Mbps31Peak rate for 3 EV-DO carriers supported by initial implementation.2Peak rate for 3 EV-DO carriers with 64QAM in the DL. Rev. B standard supports up to 15 aggregated Rev. A carriers.3Same peak rates as Rev. B, but with new dimension of enhancements4Capacity increase possible with new codec (EVRC-B) and handset interference cancellation (QLIC). 5 4x increase withreceive diversity; 3x withoutCreated 06/20/2011

Expanding EV-DO Ecosystem>534MCDMA 2000 SUBSCRIPTIONS~ 209 MillionEV-DO~ 88 MillionRev. A>325CDMA OPERATORS~ 121EV-DO~123Rev. A7Rev. B>2,733CDMA 2000 DEVICES~ 612EV-DO~423Rev. A5Sources: Subscriber Information : Wireless Intelligence estimates as of Jul 18 th , 2011 for quarter ending Jun 30 th , 2011, not including WLL;Operators, devices, vendors related information : CDG. Jul 2011

EV-DO’s Strong Growth Continues> 375 M SubsEV-DO Connections283324354Millions2341832010 2011 2012 2013 2014 20156Source: Wireless Intelligence estimates as of July 18, 2011 for the quarter ending June 30, 2011 ; not including WLL connections

EV-DO Supports Entire Range of IP Services•Video/Music•Service Tiering•Streaming/Downloads•High Speed Web BrowsingMultimedia Upload/Exchange•Push to Talk / Push to Media•Low Latency Gaming•Telco quality VoIP•Video Telephony•Multicasting7

Multicarrier Enhances Broadband ExperienceRev. ACarrier #1Rev. ACarrier #2AggregatedData Pipe3x Rev. ABSC/BTSRev. ACarrier #3Rev. B Terminal• Aggregating multiple Rev. A carriers creates a bigger data pipe• Up to 3x user data rates and lower latency throughout the cell• Dynamic bandwidth allocationCost-effective software upgrade to multicarrierCost-effective Software Only Upgrade To Multicarrier8

Multicarrier Triples Data Rates to All Users14.7Mbps3x Rev. BMulticarrierRev. ASingle Carrier3.1Mbps3.6Mbps1.1Mbps1.2Mbps0.4MbpsPeak Rate Median Rate Cell Edge Rate9Source: Peak rates are as defined in standards. The median and cell edge rates are based on Qualcommsimulations, using mixed channel model with Rev. B Phase-II devices supporting 64 QAM

Multicarrier More Than Doubles Capacityfor Bursty ApplicationsMake grid visibleBursty Data Application(e.g. browsing)Bursty Data RateMulticarrier(3x Rev. A)3 SingleRev. A carriersImprovedUserExperienceIncreased CapacityData burstsPartiallyloadedcarriersIdle timeNo. of Users per Carrier10Note: Based on lab measurements using realistic traffic models from the web. The averageburst download time (over the air) is reduced ~ 66%. The capacity gain depends on thesector load which in this case is typical for a EV-DO Rev. A system.

Similar Rev. B and LTE Cell EdgePerformance using Fair ComparisonWhen using same amount of spectrumDL CapacityDL Cell-Edge Data RatesEV-DOx(10.3 Mbps)LTE1.1x(11.9 Mbps)63 kbpsEV-DO(Rev. B)53 kbpsLTERev. B (RxD 1x2)Rel . 8 (2x2 MIMO)Cell edge performance can be traded for even highercell capacity at the expense of fairness11Source: Qualcomm Simulations for 10 MHz FDD: 3GPP2 methodology - 2km site-to-site dist., embedded sector, mixed channel, full buffer traffic, proportional-fairscheduler ; 7 carrier considered for Rev. B . Cell-edge rates are the worst 5 percentile of the over all data rate distribution in the cell, 64 QAM not considered for Rev. B

Standardized Femtocell Support— CosteffectivelyEnhance Coverage and CapacityOperator Benefits:Enhanced Coverage and CapacityBring network to user—offload macro networkReduced Churn and CostIndoor coverage main churn reason. Reduce backhaul, site costMacrocellTowerNew Revenue and ServicesAdditional ARPU—home tariffs, bundles, home zone servicesEnd-User Benefits:Enhanced User ExperienceBetter voice quality and higher data rates with existing devices13FemtocellYour personal3G accessAttractive Home Zone Plans and BundlesWireless substitution, one gateway for all home entertainmentNew Home Zone ServicesBased on location, interaction with home media, etc…

New Femtocell Home Zone Services—Access Locally or RemotelyOperator’sNetworkLocal IP Access• Local router• Offload femto backhaul• Connect locally to any IPdevice (3G, WiFi, LAN etc.)InternetFemtoGatewayRNC/BSCDSL or CableHome ZoneMacro CellNew Home Zone Services• Leverage location, relationship etc. for new services• Synch with local media servers (music, videos, data)• Stream to/from local media servers, screens, printers• Push services to home zone, Remote controlRemote Access• Access home zone remotely• Remotely control mediaservers, appliances, house..14

Bring Network to User—Femtocells CanProvide Next Significant Performance LeapAll users improved—home user served by near peak data rates~ 3 Mbps60Y65 kbps1.3X50 kbpsX50 kbpsYMacro usersserved by macroMacroOnlyFemtosAddedHome usersserved by1) macro 2) femtoMacroOnlyFemtosAddedMacro Network Offloaded—Capacity Gain Can Exceed 10xAssumptions: Dense urban system EV-DO Rev. A simulation. 22 Users per cell (10 macro users + 12 home users served either by macrocell or added femto cells). Rx diversity and MMSE15Equalizer used. The median user data rates are shown.

Simultaneous 1X Voice and EV-DO Data1X VoiceEV-DO DataSV-DO• Handset feature with no network impact• Independent of the air link standard• Voice using 1X or 1X Advanced• EV-DO Rev. A or Rev. B• Commercial in 201116

1X Advanced and Rev. B: Strong ChipsetSupportSMARTPHONES/TABLETSFEATUREPHONESMODEMS AND DATACARDS/DONGELS/HOTSPOTSMSM8660Rev. B/1X AdvHSPA+MSM8960Rev. B/1X AdvLTE/DC-HSPA+QSD8650Rev. B/HSPAQSC6695Rev. B/1XAdvHSPA+QSC6195Rev. B/1X AdvMDM6600Rev. B/HSPA+MDM9615Rev. B/LTE/DC-HSPA+IMPROVING PERFORMANCE OFEXISTING INFRASTRUCTUREENABLING FEMTO SOLUTIONSIncorporating UltraSON InterferenceManagement TechniquesCSM6850Rev. BCSM6800Rev. BCSM87001X AdvancedFSM98xxBasebandMacro BTSDO Advanced(S/W Upgrade)1X AdvancedPico/Femto17

EV-DO Rev. B: Natural Evolution from Rev. AEVDORevBMulticarrier Enhances Broadband ExperienceHigher data rates and lower latency for all users in the cellMulticarrier Doubles Capacity for Bursty ApplicationsCost-Effective Software Upgrade to MulticarrierEven Higher Capacity & Data Rates with CSM6850 Upgrade18

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