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Day 2-keynote-0920 yoshioki-chika-20120524
 

Day 2-keynote-0920 yoshioki-chika-20120524

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LTE World Summit Barcelona May 2012 Day 2

LTE World Summit Barcelona May 2012 Day 2

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    Day 2-keynote-0920 yoshioki-chika-20120524 Day 2-keynote-0920 yoshioki-chika-20120524 Presentation Transcript

    • TrueMobile Broadband Wireless City Planning a Softbank company Copyright © 2012 Wireless City Planning inc. all rights reserved. 1
    • Traffic Explosion 3G 2G1973 1993 2000 2007 Copyright © 2012 Wireless City Planning inc. all rights reserved. 2
    • An inconvenienttruth x1K 10 years x 32 5 years x2/year Copyright © 2012 Wireless City Planning inc. all rights reserved. 3
    • “Cloud” requireshuge radiocapacity Let there be light Copyright © 2012 Wireless City Planning inc. all rights reserved. 4
    • We must survive against Data StormCopyright © 2012 Wireless City Planning inc. all rights reserved. 5
    • What do we have to do?Copyright © 2012 Wireless City Planning inc. all rights reserved. 6
    • Smaller Cell Reduce Interference Copyright © 2012 Wireless City Planning inc. all rights reserved. 7
    • BS1 BS2 Simple BS3 Smaller Cell Poor fringe quality Copyright © 2012 Wireless City Planning inc. all rights reserved. 8
    • BS1 BS2 BS3 Smaller Cell + nice Interference Cancel Technologies Copyright © 2012 Wireless City Planning inc. all rights reserved. 9
    • Next 10 to 15 Years Copyright © 2012 Wireless City Planning inc. all rights reserved. 10
    • All bandsGSM, UMTS LTE Copyright © 2012 Wireless City Planning inc. all rights reserved. 11
    • Three differentapproaches toLTE Copyright © 2012 Wireless City Planning inc. all rights reserved. 12
    • 1. GSM with limited WCDMA2. Cdma / WiMAX3. Well deployed UMTS Copyright © 2012 Wireless City Planning inc. all rights reserved. 13
    • GSM with limitedWCDMA Skip 3G Save 3G Investment Copyright © 2012 Wireless City Planning inc. all rights reserved. 14
    • All in one chipare shipping GSM UMTS LTE Single Eco-system Copyright © 2012 Wireless City Planning inc. all rights reserved. 15
    • Share existing facilitiesCopyright © 2012 Wireless City Planning inc. all rights reserved. 16
    • First applicationof LTE Wireless DSL Nomadic Data Copyright © 2012 Wireless City Planning inc. all rights reserved. 17
    • Smart PhoneSmart PhoneReady 2012Gradually Copyright © 2012 Wireless City Planning inc. all rights reserved. 18
    • 1. GSM with limited WCDMA2. Cdma / WiMAX3. Well deployed UMTS Copyright © 2012 Wireless City Planning inc. all rights reserved. 19
    • Eco-system issue forcdma / WiMAX Nationwide LTE migration rapidly with VoLTE Copyright © 2012 Wireless City Planning inc. all rights reserved. 20
    • 1. GSM with limited WCDMA2. Cdma / WiMAX3. Well deployed UMTS Copyright © 2012 Wireless City Planning inc. all rights reserved. 21
    • Well deployedUMTS deploy LTE for capacity Copyright © 2012 Wireless City Planning inc. all rights reserved. 22
    • fortunatelyCopyright © 2012 Wireless City Planning inc. all rights reserved. 23
    • ConcentratedTraffic Copyright © 2012 Wireless City Planning inc. all rights reserved. 24
    • 70% > TRFgenerated at Indoor Copyright © 2012 Wireless City Planning inc. all rights reserved. 25
    • Urban/Suburban Nation Wide +4G+Wi-Fi 2/3G 2/3G Copyright © 2012 Wireless City Planning inc. all rights reserved. 26
    • High Dense & PinpointCopyright © 2012 Wireless City Planning inc. all rights reserved. 27
    • High Dense & PinpointCopyright © 2012 Wireless City Planning inc. all rights reserved. 28
    • AlsoCopyright © 2012 Wireless City Planning inc. all rights reserved. 29
    • All bandsGSM, UMTS 4G Copyright © 2012 Wireless City Planning inc. all rights reserved. 30
    • Use Bands as WiFi a Cocktail Capacity Pico 3500MHz 2600MHzCoverage (Power) Micro 2100MHz Macro 1800/1900MHz Macro 700-900MHz Copyright © 2012 Wireless City Planning inc. all rights reserved. 31
    • Today each band (system) has Capacity various size Fem of cell to e Pico nc PicoCoverage 2G Micro re fe Micro 3G r 900MHz Macro te Macro 2.1GHz In Macro Macro 32 Copyright © 2012 Wireless City Planning inc. all rights reserved.
    • WiFiDedicated Pico bands Capacitywould give us ahuge Capacity Pico 3500MHz 2600MHz Coverage (Power) 2300MHz Micro 2100MHz Macro 1800/1900MHz Macro 700-900MHz Copyright © 2012 Wireless City Planning inc. all rights reserved. 33
    • soCopyright © 2012 Wireless City Planning inc. all rights reserved. 34
    • OffloadTraffic 2/3G 4G & WiFi Copyright © 2012 Wireless City Planning inc. all rights reserved. 35
    • Is this enough?Copyright © 2012 Wireless City Planning inc. all rights reserved. 36
    • No!Copyright © 2012 Wireless City Planning inc. all rights reserved. 37
    • An inconvenient x1KTrue 10 years x 32 5 years x2/year Copyright © 2012 Wireless City Planning inc. all rights reserved. 38
    • what could we do more against Data StormCopyright © 2012 Wireless City Planning inc. all rights reserved. 39
    • TDDCopyright © 2012 Wireless City Planning inc. all rights reserved. 40
    • TDDCopyright © 2012 Wireless City Planning inc. all rights reserved. 41
    • Mobile Internetfits better toTDD Copyright © 2012 Wireless City Planning inc. all rights reserved. 42
    • Internet fits better to TDD FDD = Voice Symmetric Internet = TDD Asymmetric & Broadband Copyright © 2012 Wireless City Planning inc. all rights reserved. 43
    • FDD TDD Guard Band >>10%T T UL Guard Time <<10% UL GB DL DL F F U:D=1:1 N:1 Copyright © 2012 Wireless City Planning inc. all rights reserved. 44
    • 2.5/2.6GHz FDD TDD B7 B41 T T 25% 5% 37% 26% 37% 2x 70% F F 190MHz 190MHz Copyright © 2012 Wireless City Planning inc. all rights reserved. 45
    • Inter Bands Guard Band >>10% TFDD UL DL UL DL F T UL = UL ULTDD DL DL DL F Copyright © 2012 Wireless City Planning inc. all rights reserved. 46
    • So, I would say… Copyright © 2012 Wireless City Planning inc. all rights reserved. 47
    • TDD is the hope against Data StormCopyright © 2012 Wireless City Planning inc. all rights reserved. 48
    • butCopyright © 2012 Wireless City Planning inc. all rights reserved. 49
    • People ask me… Copyright © 2012 Wireless City Planning inc. all rights reserved. 50
    • DoesTDD have aeco-system? Copyright © 2012 Wireless City Planning inc. all rights reserved. 51
    • Global TD-LTE Initiative (GTI) Since Feb 2011 in MWCInitiators China Mobile Bharti Airtel 32 Operators Softbank Vodafone ClearWire *Include several WiMAX operators. Copyright © 2012 Wireless City Planning inc. all rights reserved. 52
    • 600M 200M Over 200M 33M 1Billionand more... Subscribers Copyright © 2012 Wireless City Planning inc. all rights reserved. 53
    • TDD band 3.7GHz 200MHz 3.5GHz 200MHzopportunities 2.6GHz 200MHz 2.3GHz 100MHz 1.9GHz 40MHz 2.0GHz 15MHz 755MHz Bandwidth Copyright © 2012 Wireless City Planning inc. all rights reserved. 54
    • TDD ≒ FDDfor LTE GSM UMTSLTE[F&T] Single Eco-system Copyright © 2012 Wireless City Planning inc. all rights reserved. 55
    • Also Copyright © 2012 Wireless City Planning inc. all rights reserved. 56
    • People ask me… Copyright © 2012 Wireless City Planning inc. all rights reserved. 57
    • Has TDDbeen matured? Copyright © 2012 Wireless City Planning inc. all rights reserved. 58
    • Yes!It’s working Now! Copyright © 2012 Wireless City Planning inc. all rights reserved. 59
    • System Launchedin Nov.1st 2011 Major 30+ Cities Tokyo, Osaka, Nagoya… Copyright © 2012 Wireless City Planning inc. all rights reserved. 60
    • 4G TDD Max. 110Mbps (20MHzBW) Copyright © 2012 Wireless City Planning inc. all rights reserved. 61
    • Feb 2012Commercial MiFiDevice 4G+3G Copyright © 2012 Wireless City Planning inc. all rights reserved. 62
    • 2012 2012NW SupportsSmart Phone Copyright © 2012 Wireless City Planning inc. all rights reserved. 63
    • Accelerating Deployments ‾2000eNB/MonthCopyright © 2012 Wireless City Planning inc. all rights reserved. 64
    • 2013 2013Most of TRFCoverage Copyright © 2012 Wireless City Planning inc. all rights reserved. 65
    • Only OneSmall Concern is Copyright © 2012 Wireless City Planning inc. all rights reserved. 66
    • Launch before ChinaCopyright © 2012 Wireless City Planning inc. all rights reserved. 67
    • OurPotentials Copyright © 2012 Wireless City Planning inc. all rights reserved. 68
    • 160k Micro cell Sitesare availablefor 4G 150BS/km 2 Copyright © 2012 Wireless City Planning inc. all rights reserved. 69
    • More speedMore antennaelementsN MIMO : N elements Copyright © 2012 Wireless City Planning inc. all rights reserved. 70
    • Which one is easier to havemore antenna elements? Copyright © 2012 Wireless City Planning inc. all rights reserved. 71
    • Cloud RAN BBU Dark FiberDistributed RRH Cloud BBU @sites @LXC office Copyright © 2012 Wireless City Planning inc. all rights reserved. 72
    • Which one ismuch intelligent?Distributed RAN Cloud RAN Copyright © 2012 Wireless City Planning inc. all rights reserved. 73
    • Which one islower power consumption?Distributed RAN Cloud RAN Copyright © 2012 Wireless City Planning inc. all rights reserved. 74
    • Which one ismore robust? N+1Distributed RAN Cloud RAN w/pooling BBU Copyright © 2012 Wireless City Planning inc. all rights reserved. 75
    • Cloud RANThe best performance for Mobile BB Copyright © 2012 Wireless City Planning inc. all rights reserved. 76
    • butCopyright © 2012 Wireless City Planning inc. all rights reserved. 77
    • Except for JapanDark Fiberdoes not existeverywhere! with reasonable price Copyright © 2012 Wireless City Planning inc. all rights reserved. 78
    • What could we dow/o centralized solution? Copyright © 2012 Wireless City Planning inc. all rights reserved. 79
    • TDDCopyright © 2012 Wireless City Planning inc. all rights reserved. 80
    • TDDCopyright © 2012 Wireless City Planning inc. all rights reserved. 81
    • Diversity of opinion Independence Decentralization AggregationCopyright © 2012 Wireless City Planning inc. all rights reserved. 82
    • We should know the Power ofTDD’s FrequencyReciprocity Beam Forming Null Steering Copyright © 2012 Wireless City Planning inc. all rights reserved. 83
    • Using reciprocityTDD => Autonomous nice performance without Dark Fiber Copyright © 2012 Wireless City Planning inc. all rights reserved. 84
    • We would say Copyright © 2012 Wireless City Planning inc. all rights reserved. 85
    • We provides True Mobile Broadband Copyright © 2012 Wireless City Planning inc. all rights reserved. 86