Day 2-keynote-0920 yoshioki-chika-20120524

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LTE World Summit Barcelona May 2012 Day 2

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Day 2-keynote-0920 yoshioki-chika-20120524

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

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