1. IT.. IT.....,.,.

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2.. 2011 12

3 1 11 1 15 1 15 2 17 2 19 1 19 2 22 3 26 1. 26 2. 29 3. 31 4. 32 5. (fragmentation) 33 3 34 1 34 1. WCS(Wireless Communication Service) 20 35 2. 700 D 10 36 3. AWS 60 37 4. MSS(Mobile Satellite Service) 90 37 5. TV 120 39

4 2 40 1. Digital Britain 40 2. 41 3 42 4 45 4 55 1 ITU-R 55 1. IMT-2000 55 2. IMT-Advanced(ITU-R Rec. M.1768) 57 2 59 1. 60 2. 64 3 65 1. 65 2. (Business as Usual ) 69 4 72 1. ITU 72 2. 73 3. 75 5 78 1 78 1. 78 2. 80 3. 85 4. 89

5 2 90 1. 90 2. 93 3. 104 4. 110 5. 112 6 116 123

6 2 1 19 2 2 24 2 3 WCDMA-HSPA+-LTE 26 2 4 LTE 27 2 5 29 2 6 30 2 7 3 WiFi 30 2 8 KT SKT 31 3 1 5 35 3 2 MSS 38 3 3 42 3 4 45 3 5 IMT 46 3 6 1.5 48 3 7 1.5 48 3 8 MSS 49 3 9 1675-1710 52 3 10 2010-2025 53 3 11 2010-2025 53 3 12 3300-3400 53 3 13 3300-3400 54

7 4 1 55 4 2 56 4 3,, 58 4 4 RATG1 RATG2 59 4 5 Cell-Site 62 4 6 64 4 7 68 5 1 78 5 2 92 5 3 94 5 4 (2012 2020) 96 5 5 97 5 6 98 5 7 101 5 8 103 5 9 105 5 10 105 5 11 107 5 12 108 5 13 109 5 14 109 5 15 110 5 16 1 111 5 17 2 111 5 18 3 112 5 19 112

8 5 20 / 113 5 21 114 5 22 / 115

9 2 1 20 2 2 21 2 3 21 2 4 23 2 5 3 ( 06 10) 24 2 6 25 3 1 MSS 51 4 1 ITU-R Rec. M.1768 flow chart 57 4 2 547 60 4 3 : 3 61 4 4 (Spectral Efficiency) 63 4 5 67 4 6 Ofcom 69 4 7 71 4 8 ITU-R M.2078 Tier 1 73 4 9 2007 74 4 10 baseline 2 75 4 11 76 4 12 2020 77

10 5 1 80 5 2 81 5 3 82 5 4 82 5 5 1 83 5 6 84 5 7 84 5 8 85 5 9 86 5 10 ( ) 87 5 11 ( ) 88 5 12 92 5 13 (2012 2020) 96 5 14 1 ( vs. / ) 99 5 15 ( vs. / ) 100 5 16 100 5 17 104

11 1.., VOD., PC. (Web) (App). PC, Connected TV. 4G 3 Screen(PC, TV, ). IPTV. IP.., IP (Mobile broadband)

12..,.. Wi-Fi.,.,. 2..,...

13 3..,,..... 10... 1990. 2000 IMT-2000. ITU-R IMT-2000.. ITU-R..

14 IMT-2000,, ITU-R...,,,,,.,. ITU-R.. 5. 2.5 FDD, TDD,.

1 15 1 1., VOD., PC. (Web) (App). PC, Connected TV. 4G 3 Screen(PC, TV, ). IPTV. IP.., IP (Mobile broadband)

16..,.. Wi-Fi.,.,..,...

1 17 2 1.,,... 2.. 10.. 3. 1990. 2000 IMT-2000. ITU-R IMT-2000.. ITU-R..

18 4...,. 5..

2 19 2 1. 2011 11 5,237 105% 2011 11 2,134 41%. 2009 21 2 1 * ( : %) 2009 2010 2011(e) 09 11 32 33 37 1.3 07. 6 17 19 22 1.3 07. 11 16 18 21 1.3 07. 11 17 18 20 1.2 07. 11 4 5 6 1.5 08. 7 30 31 34 1.1 08. 7 36 40 47 1.3 08. 7 4 7 23 2.3 08. 7 3 4 9 3.0 08. 7 6 7 9 1.5 08. 10 10 11 13 1.3 09. 10 2 15 42 21 09. 11 9 10 11 1.2 * : : emarketer(2010. 6), MM Research Institute(2011. 7), KCC(2011. 11)

20 1.2, 1.3, 2.3.. PC. Juniper Research PC 2011 5,520 2016 5 2 5,300,. TV, TV,, DVR TV TV,, e-book PC TV.,. Cisco 2010 2015 26. 2 1 : Cisco(2011. 2)

2 21 Cisco 2015 66.4%, / 20.9%, (P2P) 6.1%, 55.8%, 26.6%, PC 3.5%. 2 2 : Cisco(2011. 2) 2 3 : Cisco(2011. 2)

22 ( /, ). PC. 4G. (Web) (App). PC, TV.,... Wi-Fi Wi-Fi. Wi-Fi.. Wi-Fi.. 2 3 SKT 50%

2 23. (SKT:KT:LGU+=49%:34%:17%) 2011 11 (SKT:KT:LGU+=51%:32%:18%). 2 KT 1.. 2 4 2009. 2009 49.7% 60.1%.

24 2 5 3 ( 06 10) ( : ) : IR. 2009 7 2010 7 1 3.6 (250TB 916TB), 2010 8 2011 1 5 4.8 (5,496TB). 2009 2010 8. 2 2 09. 7 10. 7 10. 8 11. 1 (TB) 250 916 1,139 5,496 2011 1 824 16%, 4,985TB 91%. 2011 1 468 9%, 4,461TB 81%. 1 5 3.2 (180MB 582MB). 1) 1) 2011 6 1,300 893 (

2 25 2 6, WiFi,,,.. KT CAPEX Wi-Fi Wi-Fi Femto cell SKT. LGU+ 4G LTE. 1, 2 (KT, SKT ). 3 LGU+ LTE.,. 69%), 2011 1 3 5,467TB 6 1 116TB

26. Wi-Fi. 3 1. 3G 4G. 2G/3G 3G 4G, WCDMA 3G 3G HSPA+. LTE HSPA+ WCDMA. 2 3 WCDMA-HSPA+-LTE 3G 4G WCDMA HSPA+ LTE Rel.8/Rel.9 LTE Advanced CDMA OFDMA 2Mbps 28Mbps 40Mbps 100Mbps 10 10 10/20/40 10/20/40/80

2 27 LTE,,. CDMA WCDMA HSPA 3G LTE. CDMA Verizon( ) LGU+ LTE, KDDI( ) LTE. WCDMA HSPA+ LTE. 3G 4G. 4G. 4G. 21 35 LTE, 21 63 2012 103 (GSA 2011 10 ). SKT, LGU+ 2011 7 LTE. LTE 197 2011 2 63 3, LTE 27 (GSA, 2011 10 ). 2011 10 (70 ), (47 ), (30 ), (27 ), (11 ), (10 ), PC (2 ) LTE. SKT 2011 2, 7, PC 1 10 LTE LGU+ 4. 2 4 LTE LTE TeliaSonera 2009. 12. 15 TeliaSonera 2009. 12. 15

28 LTE MTS 2010. 7. 28 UCell 2010. 8. 9 Mobyland & CenterNet 2010. 9. 7 MetroPCS 2010. 9. 21 A1 Telekom Austria 2010. 11. 5 TeleNor Sweden 2010. 11. 15 Tele2 Sweden 2010. 11. 15 CSL Limited 2010. 11. 25 TeliaSonera 2010. 11. 30 Vodafone 2010. 12. 1 Verizon Wireless 2010. 12. 5 Elisa 2010. 12. 8 TeliaSonera 2010. 12. 9 EMT 2010. 12. 17 NTT DoCoMo 2010. 12. 24 Deutsche Telecom 2011. 4. 5 Smart Communications 2011. 4. 16 Omnitel 2011. 4. 28 LMT 2011. 5. 31 M1 2011. 6. 21 SK Telecom 2011. 7. 1 LG U+ 2011. 7. 1 O2 2011. 7. 1 Rogers Wireless 2011. 7. 7 T-Mobile 2011. 7. 28 Bell Mobility 2011. 9. 14 Mobily(LTE TDD) 2011. 9. 14 STC(LTE TDD) 2011. 9. 14 Zain 2011. 9. 14 AT&T 2011. 9. 18 UAE Etisalat 2011. 9. 25 Telstra 2011. 9. 27 TDC 2011. 10. 10 : GSA(2011. 10)

2 29 KT Wi-Fi. HSPA+, LTE. SKT Wi-Fi HSPA+ LTE. HSPA+, 2011 800 LTE 2013 HSPA+ LTE 2. LGU+ CDMA WCDMA HSPA+ 800 LTE. 2 5 KT SKT LGU+ CDMA EVDO (1.8 ) WCDMA-HSDPA (2.1 ) CDMA EVDO (800 ) WCDMA-HSDPA (2.1 ) HSPA+ HSPA+ CDMA EVDO (1.8 ) CDMA LTE LTE LTE LTE Wi-Fi Wi-Fi Wi-Fi (Wi-Fi ) Wi-Fi WiBro Wi-Fi Wi-Fi 2. 4G LTE. (Femto Cell), Wi-Fi, Wi-Fi. SKT KT WiBro

30 WiBro. (Femto Cell) AT&T, Sprint Nextel, Verizon, KDDI Softbank, Vodafone(,,, ). China Unicom, CSL, Network Norway, Optimus, SFR, StarHub. 2 6 ( ) AT&T 3G Microcell Cisco 149.99 4 Verizon Network Extender Samsung 99.99 3 Sprint Airave Airvana 99.99 3 Softbank Femto-Engine Ubiquisys 8 Vodafone Sure-Signal Huawei 120 : SKT 2011 1 Wi-Fi. Wi-Fi. 3 2010 2011 Wi-Fi zone 3. 2 7 3 WiFi 2010 2011 3 WiFi 62,600 212,000 SKT KT Wi-Fi Wi-Fi KT Wi-Fi

2 31. WiBro Wi-Fi Wi-Fi (backhaul). KT SKT WiBro 2011, KT 83% SKT 68% WiBro. WiBro one chip. 2 8 KT SKT KT SKT 2008 2009 2010 2011 ( ) 28 54 82 6.9% 4.4% 13.0% 24.3% 46.4% 19.3% 17.3% 83.0% 42 40 82 4.3% 2.5% 2.3% 9.1% 43.6% 7.3% 16.9% 67.8% 3. Wi-Fi, Femto Cell, WiBro. Wi-Fi, Wi-Fi 3G. Wi-Fi. Wi-Fi.

32., Wi-Fi. Wi-Fi AP AP. WiBro Wi-Fi., Wi-Fi WiBro,., Wi-Fi Wi-Fi. Wi-Fi, Wi-Fi. 4.,. MVNO, OS.,,.,. Apple(PC ), Google ( ) ( ), M&A

2 33.,, (medium of media).. BM,.. 4, 23.9. 5. (fragmentation), 40.., (carrier aggregation, CA). 3GPP(3rd Generation Partnership Project: ) 800 /900, 1.8, 2.1, Digital Dividend 2014 2015.

34 3 1 FCC 2010 3 (National Broadband Plan) 2020. FCC 2009 (American Recovery and Reinvestment Act of 2009) 2010 2 17 TF. FCC 2010 3 (National Broadband Plan) 2020 500.,, 10,,, 6., FCC 2010 3 2010 4,,,.

3 35 4. 4,,,. FCC 2010 3 10 500 300 5. 3 1 5 ( ) WCS 2010: 20 AWS 2/3 700 D Block Mobile Satellite Service(MSS) Broadcast TV 2010: 2011: 2010: 2011: 2010: L,B, Big LEO 2011: S-Band 2011: 2012/13: 2015: /clearing 60 10 90 120 300 : FCC(2010)b (2010 10 ) 2010 5 2010 3 2011 2010 7 1. WCS(Wireless Communication Service) 20 2.3 WCS 2010

36 5. 1997 WCS DARS(Digital Audio Radio Service). AMT(Aeronautical Mobile Telemetry), DARS. 1997 WCS, TDD, OFDM,, WiMAX. 2. 700 D 10 2008 700 D 10 (2 5 ). 2) 2008 700 D public-private partnership, (spectrum-sharing). D D, 3),. 2) FCC 13 D Public Private Partnership 2008 700, D. 700 190, AT&T Verizon. 3) D LTE,.

3 37 D, D, FCC D. 3. AWS 60 FCC 2004 AWS-2 2007 AWS-3 40. AWS-2 H : 1915-1920, 1995-2000 (paird 10 ) AWS-2 J : 2020-2025, 2175-2180 (paird 10 ) AWS-3: 2155-2175 (unpaird 20 ) 1.7 (1755-1780 ) 20 AWS-3 pair. 1710-1780,. AWS-2 J AWS-3 MSS S, AWS-3 paired J S paired. 4. MSS(Mobile Satellite Service) 90 MSS 90. 2010 7. FCC 1986 MSS Little LEO, L, S, Big LEO 4 MSS L, S, Big LEO.

38 MSS 90 6. 3 2 MSS MSS ( ) L-band 2 34 (1525-1559, 1626.5-1660.5 ) 40 SkyTerra 18,235 Inmarsat 254,000 S-band 2 20 (2000-2020, 2180-2200 ) 40 DBSD(ICO) TerreStar Big LEO 2 16.5 (1610-1626.5, 2483.5-2500 ) 10 Globalstar 382,313 Iridium 359,000 : FCC(2010)b 2003 (ATC, Ancillary terrestrial component). ATC ATC. ATC. 4) MSS ATC / FCC MSS. MSS 4) ATC. ( ) /ATC ( ATC )

3 39. FCC ATC L ATC L. FCC S ( ) 1 MSS (stand-alone). FCC 2.4 Big LEO. 5. TV 120 FCC TV 120., TV 6. 2 6, (repacking).,.,,,. DTS/SFN, MFN, 2,. 5) TV Full power TV (Spectrum fee), Low power TV(LPTV) DTV 5) DTS/SFN: Distributed Transmission Systems/ Single Frequency Networks MFN: Multi-Frequency Network

40 2015. 2 1. Digital Britain 2009 6 (Department for Culture, Media and Sport) (Department for Business, Innovation and Skills) Digital Britain. Digital Britain 2009 4 Building Britain s Future: New Industry, New Jobs 6). Digital Britain (Universal Broadband Service)., 2012 2Mbps., 3. (3G) 2012 1 1.5Mbps 3G. 3G.. 2G GSM 900 1.8 6) Building Britain s Future.,,,,,.

3 41 1.8 3G 2. (DCMS) 2011 3 2020 500 7).,. 2011 6 23, 2011.. (MoD) 160 2 (2310-2390, 3400-3600 ) (2015 3 ).,. 2700-3100, 3100-3400, 4400-5000, 500 1, 1. 7) Enabling UK growth-releasing Public Spectrum, DCMS(2011)

42. Ofcom (DCMS) 500 Ofcom 2012 800 /2.6. 3 3 ( ) ( ) 2310-2390 MoD 80 3400-3600 MoD 200 2700-3100 CAA/MoD/MCA 400 3100-3400 MoD 300 4400-5000 MoD 600 960-1215 CAA 245 1215-1350 CAA/MoD 135 1375-1400 paired 1427-1452 MoD 50 4200-4400 CAA 200 5000-5250 CAA 250 (1 ), Ofcom 60( ), 95( ) 380-399.9 MoD 19.9 401.5-406 MoD 4.5 406.1-470 MoD/DfT 63.9 870-872 with 915-917 MoD 4 1 2 (1 ) 3 2009 10 ICT 2015. 2010 3

3 43 ( ),., ICT.,,, 100Mbps. 2015 100%,.,,. 800, 1.5 /1.7, 2, 2.5 500, 2020 200., 2015 5 300, 2020 1,500. 2015. 700/900, 100 8) 8) 2012 7 800 900 3. 800 DoCoMo KDDI

44 1.7 10 2.5 30 3 4 4G 200 60 / 2 400 3 1) 900 : 900 (5 ) 280 : (5 ) 2) 700 : ITS 700 (10 ) 79 (4 ) 3) 400 : (10 ) 2020. 3-4 (3.6-4.2, 4.4-4.9 ) IMT-Advanced 1.1 40,, 1.2. 2012 7 910-950 DTV 730 770.

3 45 3 4 700 /900 100 2015 (900 10 2012 ) 3G, LTE 1.7 10 2012 3G, LTE 2.5 30 2012 BWA 3 4 200 1100 2015 2020 IMT-Advanced 4,. 2006 2 ACMA (wireless access services: WAS) 9) consultation 2008 10. 10) ACMA WAS. 2007 380. 850/900, 1800 2, WAS, 2.5 3.6 1 4 WAS 9) WAS. broadband wireless access(bwa), fixed wireless access(fwa), wireless local loop(wll), multipoint distribution systems(mds), radio local area network(rlan) 10) www.acma.gov.au/web/standard/pc=pc_100424#currentprojects

46. ITU IMT IMT. 3 5 IMT 694 820 2 45 825 845 870 890 890 915 935 960 1710 1785 1805 1880 1900 1920 1920 1980 2110 2170 (digital dividend) 2 20 (3G-WCDMA/HSPA) 2 25 (2G-GSM900, 3G-WCDMA/HSPA) 2 75 (GSM1800) ( 2 15 ) 20 3G -capital cities 20 ( ) 2 60 2 40 / 2 60 3G capital cities ( 20 ) 3G (2 40 ) (2 60 ) 2302 2400 98 capital cities 2500 2690 3425 3442.5 3475 3492.5 3442.5 3475 3542.5 3575 2 70 50 (2 70 ) 50 ENG 2 17.5 (FWA) capital cities 2 33.5 capital cities 3575 3700 30 (FWA), 890

3 47 2011 5 ACMA Towards 2020-Future spectrum requirements for mobile broadband 2020 1081 380 11) 396 12) 300.. 1. 1.5 (1427.9-1462.9 and 1475.9-1510.9 ) 1.5 1427.9-1462.9 1475.9-1510.9 fixed point-topoint, point-to-multipoint, aeronautical mobile telemetry. 1996 1.5 band plan 1452-1492 fixed mobile. 1992 World Administrative Radio Conference 1452-1492 band digital radio services broadcast satellite service. ACMA digital radio service. ACMA 1.5 band plan new mobile services. Universal Service Obligation Telstra digital radio concentrator ACMA NBN(National Broadband Network). 11) : 850/900 (90 ), 1.8 (150 ), 2 (140 ) = 380 12) : 700 (108 ), 2.3 (98 ), 2.5 (190 ) = 396

48 3 6 1.5 Frequency band ( ) 1427-1429 1429-1452 1452-1492 1492-1518 Service allocation Space operation(earth-to-space) Fixed Mobile(except aeronautical mobile) Fixed Mobile AUS3 Fixed(no new assignments accepted) Mobile AUS3(no new assignments accepted) Broadcasting satellite 208B, 345 Broadcasting 345 Fixed Mobile AUS3 : ARSP: Australian Radiofrequency Spectrum Plan ARSP footnotes 338A, 341, AUS87 338A, 341, AUS3, AUS87 208B, 341, 345, AUS3, AUS87 341, AUS3, AUS87 3 7 1.5 Standard Technology Frequency range 3GPP 25 series specifications 3GPP 36 series specifications UMTS FDD (WCDMA, HSPA, HSPA+) E-UTRA FDD (LTE, LTE-Advanced) 1427.9-1447.9 and 1475.9-1495.9 1447.9-1462.9 and 1495.9-1510.9 1427.9-1447.9 and 1475.9-1495.9 1447.9-1462.9 and 1495.9-1510.9 IEEE 802.16 series WiMAX TDD/FDD 1.4-1.5

3 49 2. Mobile-satellite services(1518-1559 and 1610-1660.5, 1668-1675, 1980-2010 and 2170-2200, 2483.5-2500 ) mobile-satellite co-primary services point-to-point, point-to-multipoint, digital radio concentrator systems. 3 8 MSS Frequency band Service allocation ARSP footnotes 1518-1525 1525-1530 1530-1535 Fixed Mobile AUS3 Mobile Satellite(space-to Earth) 348, 348A, 348B, 351A Space Operation(space-to-Earth) Fixed Mobile Satellite(space-to-Earth) 208B, 351A Earth Exploration Satellite Mobile 349 AUS3 Space Operation(space-to-Earth) Mobile Satellite(space-to-Earth) 208B, 351A, 353A Earth Exploration Satellite Fixed Mobile AUS3 1535-1559 Mobile Satellite(space-to-Earth) 1610-1610.6 1610.6-1613.8 Mobile Satellite(Earth-to-space) 351A Aeronautical Radionavigation Radiodetermination Satellite(Earth-to-space) Mobile Satellite(Earth-to-space) 351A Radio Astronomy Aeronautical Radionavigation Radiodetermination Satellite(Earth-to-space) 341, 348, 348A, 348B, 351A, AUS3, AUS87 208B, 341, 349, 351A, 351A, 354, AUS3, AUS87 208B, 341, 351, 351A, 353A, 354, AUS3, AUS87 208B, 341, 351, 351A, 353A, 354, 356, 357, 357A, 362A, AUS87 341, 351A, 364, 366, 367, 368, 369, 372, AUS87 149, 341, 351A, 364 366, 367, 368, 369, 372 AUS87

50 Frequency band Service allocation ARSP footnotes 1613.8-1626.5 Mobile Satellite(Earth-to-space) 351A Radio Astronomy Aeronautical Radionavigation Radiodetermination Satellite(Earth-to-space) Mobile Satellite(space-to-Earth) 208B 1626.5-1660 Mobile Satellite(Earth-to-space) 351A 1668.4-1670 1670-1675 1980-2010 2170-2200 2483.5-2500 : secondary allocation Meteorological Aids Fixed Mobile except aeronautical mobile Mobile Satellite(Earth-to-space) 351A, 379B, 379C Radio Astronomy Meteorological Aids Fixed Meteorological Satellite(space-to-Earth) Mobile Mobile Satellite(Earth-to-space) 351A, 379B Fixed Mobile Mobile Satellite(Earth-to-space) 351A Fixed Mobile Mobile Satellite(space-to-Earth) 351A Fixed Mobile Mobile Satellite(space-to-Earth) 351A Radiolocation Radiodetermination Satellite(space-to-Earth) 398 208B, 341, 351A, 364, 365, 366, 367, 368, 369, 372, AUS87 341, 351, 351A, 353A, 354, 357A, 375, 376, AUS 87 149, 341, 351A, 379B, 379C, 379D, 379E, AUS87 341, 351A, 379B, 379D, 379E, 380A, AUS87 351A, 388, 389A 351A, 388, 389A 150, 351A, 398, 402, AUS87 World Radiocommunications Conference 2007 Agenda item 1.4 1668-1675 (uplink) 1518-1525 (downlink) IMT. Embargo 23 1980-2010 2170-2200

3 51 fixed mobile apparatus licence mobile- satellite service. Embargo ACMA 1980-2010 2170-2200 Ancillary Terrestrial Component Complementary Ground Component services. MSS. minimum service requirement Ancillary Terrestrial Control( ACT) mobile-satellite. MSS. ACMA. 3 1 MSS : ( ) ( ) 3. Meteorological-satellite services(1675-1710 ) 1675-1710. FCC. ACMA.

52 1675-1710 1.8 fixed (1706.5-1797.5/1825.5-1916.5 band) 1800. 3 9 1675-1710 Frequency band Service allocation ARSP footnotes 1675-1690 1690-1700 1700-1710 : secondary allocation Meteorological Aids Fixed Meteorological Satellite(space-to-Earth) Mobile except aeronautical mobile Meteorological Aids Meteorological Satellite(space-to-Earth) Fixed Mobile except aeronautical mobile Fixed Meteorological Satellite(space-to-Earth) Mobile except aeronautical mobile 341, AUS87 289, 341, AUS87 289, 341, AUS87 4. 2010-2025 2010-2025 2004 ITU-R TDD(time division duplex) 3G IMT (identify). ACMA 2010-2025 1900-1920 and 2010-2025 bands Frequency Band Plan 2004 ENG (electronic news gathering). 2010 1 2.5 consultation ENG 2010-2025 capital city. 34 point-to-point link.

3 53 3 10 2010-2025 Frequency band Service allocation ARSP footnotes 2010-2025 Fixed Mobile 388, 388A 3 11 2010-2025 Standard Technology Frequency range 3GPP 36 series specifications 3GPP 25 series specifications E-UTRA TDD (LTE, LTE-Advanced) UMTS FDD (WCDMA, HSPA, HSPA+) 2010-2025 2010-2025 5. 3.3 (3300-3400 ) 3300-3400 2 amateur repeater stations 1 Defence licence, 3.. 3 12 3300-3400 Frequency band Service allocation ARSP footnotes 3300-3400 Radiolocation AUS11 Amateur Fixed AUS11 Mobile AUS11 149, AUS11

54 3 13 3300-3400 Standard Technology Frequency range IEEE 802.16 FDD 3300 3800 IEEE 802.16 TDD 3300 3800

4 55 4 1 ITU-R 1. IMT-2000 IMT-2000 IMT-2000. ITU-R IMT-2000 IMT-2000. ITU-R 6 IMT-2000 3. 6 (speech), (switched data), (high interactive multimedia), (simple message), (medium multimedia), (high multimedia). 3 4 1 Speech Simple Message Switched Data Medium Multimedia High Multimedia High Interactive Multimedia (, ) (SMS, ) (Teleshopping, Telebanking ) (DB ) (, VOD, ) (, Game )

56,.,,,,,., 7 clusters,. Erlang-B formula, Erlang-C formula. 4 2 Group(7 ) Group = = = 7 Group(7 ) Erlang loss formula 1% 1% = Group /7 bit rate bit rate(kbps/cell) = bit rate = bit rate/ IMT-2000 (kbps/ /cell), 70 kbps/ /cell, 125 kbps/ /cell = β β β=1.23

4 57 2. IMT-Advanced(ITU-R Rec. M.1768) ITU-R Rec. M.1768,,,. ITU 3 SWG(Special Working Group). 4 1 ITU-R Rec. M.1768 flow chart Service SWG. Radio Aspect SWG SpecCal SWG. SpecCal SWG framework

58 SWG / /. (Service Category, SC) 20 (Service Environment, SE) 6. (Radio Environment, RE) Macro, Micro, Pico, Hot spot. (Radio Access Technique Groups, RATG) 4,,,. 4 3,, (Conversational) (30Mbps 0.1 or 1Gbps) ( < 30Mbps) ( < 2Mbps) ( < 144kbps) (, SMS ) ( < 16kbps) (Streaming) (Interactive) (Background) SC1 SC6 SC11 SC16 SC2 SC7 SC12 SC17 SC3 SC8 SC13 SC18 SC4 SC9 SC14 SC19 SC5 SC10 SC15 SC20 SE1 SE4 SE2 SE6 SE5 SE3 RATG 1 RATG 2 RATG 3 RATG 4 IMT, IMT-2000 enhancement IMT-Advanced LAN enhancement enhancement

4 59 (user/km2), session (session/sec/user), session (sec/session), (bit/s), (%) SC SE.. ITU 2020 IMT-2000 IMT-Advanced lower market 1,280, higher market 1,720. 4 4 RATG1 RATG2 Higher market Lower market RATG1 (IMT-2000 & enhanced) RATG2 (IMT-Advanced) ( : ) 2010 2015 2020 2010 2015 2020 2010 2015 2020 840 880 880 0 420 840 840 1300 1720 760 800 800 0 500 480 760 1300 1280 2 2010 3 10 500 300 5. Cellular PCS 170 547 (flexible use rule) 2G 5 547 300..

60 4 2 547 : FCC(2010)b 1... FCC 3. Cisco Systems, Coda Research, Yankee Group 3 2009 2014. FCC 3. 3 2014 Cisco Systems Yankee Group 2. 3 2011 2009 5, 2013 20, 2014 35.

4 61 4 3 : 3 : FCC(2010)b. (Network Density) FCC. (Cell-Site) 5 2002 2009 7%. 5. 99.6%. 5 FCC 5 Cell-Site 7%., 2009 5.

62 4 5 Cell-Site 5 CAGR* 1997 38,650 1998 57,674 49% 1999 74,157 29% 2000 95,733 29% 2001 114,059 19% 2002 131,350 15% 28% 2003 147,719 12% 21% 2004 174,368 18% 19% 2005 178,025 2% 13% 2006 197,576 11% 12% 2007 210,360 6% 10% 2008 220,472 5% 8% 2009 245,912 12% 7% * CAGR: Compound Annual Growth Rate : FCC(2010)b. ( ).. FCC bits/second/hertz 1Hz 1. FCC 5 2G 3G 3G 4G. 2009 0.625bps/Hz 2014 1.25bps/Hz 2.

4 63 4 4 (Spectral Efficiency) : FCC(2010)b. (Baseline Spectrum Use). FCC 170 Cellular PCS. 3G AWS 700 377 547 Cellular PCS. 2009 67% 33%. 50:50,.,,.

64 2. 2014 275., 2009 3 ( 4 ), cell site 2009 5 CAGR 7% ( 8 ), spectral efficiency 2009 0.625 2014 1.25 ( 11 ) 16. 4 6 Year 0 1 2 3 4 5 Line Description 2009 2010 2011 2012 2013 2014 1 Data Growth Relative to 2009-Cisco 100% 242% 598% 1253% 2577% 4722% 2 Data Growth Relative to 2009-Yankee 100% 266% 631% 1189% 1770% 2332% 3 Data Growth Relative to 2009-Coda 100% 251% 539% 1154% 2200% 3464% 4 Data Growth Relative to 2009-Average 100% 253% 589% 1199% 2182% 3506% 5 Cell Sites 245,912 263,126 281,545 301,253 322,340 344,904 6 Absolute Growth 100% 107% 114% 123% 131% 140% 7 CAGR 7% 8 Traffic per site-growth 100% 236% 515% 978% 1665% 2500% 9 Avg. Spectral Efficiency(Mbps/ ) 0.625 0.75 0.88 1.00 1.13 1.25 10 Absolute Growth 100% 120% 140% 160% 180% 200% 11 Tech-Adjusted Traffic per Site-Growth 100% 197% 368% 612% 925% 1250% 12 Spectrum req d for data( ) 57 112 208 346 524 708 13 Percent allocated for data 33% 50% 65% 75% 82% 86% 14 Spectrum req d for voice( ) 113 113 113 113 113 113 15 Percent allocated for voice 67% 50% 35% 25% 18% 14% 16 Spectrum-In Use( ) 170 225 322 460 637 822 17 Spectrum-Currently Allocated( ) 547 18 Surplus/Deficit( ) 377 322 225 87 90 275 : FCC(2010)b

4 65 3.,. 2009 4 7, Ofcom 15 20 6 13).,.. 1.., ( ), (Short range wireless), TV,, (Fixed wireless access) 5. (backhaul) 30. 5 2G, 2.5G, 3G.,.. 13) Ofcom(2009), Predicting Areas of Spectrum Shortage, Ofcom, 2009. 4

66., Wi-Fi,, UWB, WPAN(wireless Personal Area Network). TV (downlink). FM, AM, DAB, DVB-T. (point-to-point).. 15 20 6. (Business as Usual), (All you could want), 6. 1) Business As Usual 10 20.. 2) Wire-Free World. sealess (fully Wire-Free world). 3) All You Could Want wire-free.,, 10 20,.

4 67 4) Dystopia,,,,.,,,. Business As Usual. 5) Industry Fragmentation.,,. 6) Re-use.. 4 5 : Ofcom(2009)

68 (capacity). ( :, ).,,. 4 7 Business As Usual Wire-Free World All You Could Want ( ) Dystopia Industry Fragmentation Re-use, femtocell 20% 40% 60% 20% / : Ofcom(2009). 15 20,

4 69,.... 4 6 Ofcom 2. (Business as Usual ). 3 4

70. 2G 3G+ 2012, (Digital Dividend) 2014. 2014 (cell),., 2010 2.6, 2015 2016 2.7 4 ( )..,,,. WiFi,,,. 5.8.. TV TV,...

4 71 4 7 Ofcom,.,.,, WiFi. Ofcom 2009.

72 4 2011 5, ACMA Towards 2020-Future spectrum requirements for mobile broadband. 2020 1081 380 14) 396 15) 300.. 1. ITU ITU 2020 500 1720 ACMA ITU. ITU 2007 ITU-R M.2078 2020 1280 1720. ACMA. ITU-R M.2078 Tier 1 baseline 2014 2020 160 700.. 2020 700 ACMA. 14) : 850/900 (90 ), 1.8 (150 ), 2 (140 ) = 380 15) : 700 (108 ), 2.3 (98 ), 2.5 (190 ) = 396

4 73 4 8 ITU-R M.2078 Tier 1 : ITU(2007) 2. ACMA. 2014 baseline 2020 baseline. baseline. 1) baseline 2007 2) 3) spectral efficiency, 2014 baseline 3 2007 (normalize). 2007 1 2014 30 29.43.,. ACMA

74 2015 2007 2.5, 150. 4 9 2007 : ACMA(2011). spectral efficiency 2G 3G 4G spectral efficiency ACMA 2007 spectral efficiency 1.85bit/Hz. ACMA 2015 spectral efficiency 5 (legacy communications system) 3, spectral efficiency 5.6bit/Hz. ACMA ITU(ITU-R M.2078) 2020 spectral efficiency 15bit/Hz. 2015 2007 30 spectral efficiency 3 2015 2007 10.

4 75. (Network architecture)., microcell, picocell, femtocell. 10 7.5. ACMA., femtocell. 3. 2 coding spectral efficiency network architecture 2015 2007 2.5, 150. 4 10 baseline 2 : ACMA(2011)

76 2020,, 2014 2007 487. ACMA PC machine to machine.. 2015 2015 2007 2.5. 1) 2007 spectral efficiency 3 2) 2007, 2007 380 (850/900 90, 1.8 150, 2 140 ) 2.5 930 2015. 396 (700 108, 2.3 98, 2.5 190 ) 2015 130 150. 4 11 : ACMA(2011)

4 77. 2020 ACMA 2015 ACMA 2020. 2020 2007 487 1,081. ACMA 2015 spectral efficiency 3 (5.6bit/Hz) 2020 15bit/Hz( 2007 1.85bit/Hz 8 ). 2007 2020 300. 4 12 2020 : ACMA(2011)

78 5 1 1.,, PC 6 15 59.,,. 1,500 ( ) 300 PC 1,200. 700, 500 /. 2011 10 17 10 26 10. SPSS Ver.15.0 Excel.,, 3.. 5 1 / PC / PC 1

5 79 / ( ) 1 / / 1 ( PC ) ( PC ) ( PC ) ( PC )

80 2.. ( ) 55.8%, + / 34.1%., + PC+ /. 5 1 ( : %,, n=1,327) 2010 (24.6%), 2011 5 (8.7%) 6 (8.2%). 54,403. (68,079 ) / (48,044 ) 2,035.

5 81 5 2 ( : %, n=1,500) 1000MB 70% + /SMS/MMS( )., (1,000 1,500MB : 74.1% / 1,500 2,000MB : 82.5%/2000MB : 80.4%).

82 5 3 ( : %, PC n=1,200). ( ) 42.3%. ( ) (Nate, ez-i, Oz, Show, Magic-n ). 5 4 ( : %,, n=300)

5 83 1 9.6 11 17.5%. (10.0 ) / (10.3 ). 5 5 1 ( : %,, n=1,327) 82.9% ( %), (77.1%), (66.4%), SNS (55.0%). / SW,,,, TV.

84 5 6 ( : %, PC, n=1,195) 500 800MB 19.3%. 3,000MB 15.3%. 5 7 ( : &,, n=804)

5 85 3000MB 21.4%, / 500 800MB 23.2%. 39.4%, / (30.5%), (6.8%). 5 8 ( : %,, n=1,500) 3.. 12 13 45.2%( %). 19 20 (43.6%), 20 21 (42.4%), 21 22 (42.2%).

86 5 9 ( : %,, n=1,327) /, 19. 12 13 / 49.8%. 19., 7 9, 18 19.,

제 5 장 주파수 소요량 추정 87 많으며, 야간에 노트북 이용이 상대적으로 많은 것으로 나타났다. 시간대별 무선인터넷 접속 방법은 출근시간(6 9시), 점심시간(12 13시), 퇴근시 간(18 19시)에는 이동통신사의 서비스(2G/3G/LTE) 를 통한 인터넷 사용이 많으 며, 그 외 시간대에는 Wi-Fi 이용률이 더 높게 나타났다. 나. 시간대별 무선인터넷 이용 콘텐츠 현황 시간대별 무선인터넷 이용 콘텐츠는 오전 시간대는 웹서핑 과 이메일 이용이 많으며, 실시간 대화 서비스는 낮 시간 동안 지속적으로 이용하고 있는 것으로 나 타났다. 한편 음악 및 동영상 스트리밍 은 야간 이용이 비교적 많았다. 그림 5 10] 시간대별 이용콘텐츠별 이용 시간(무선인터넷 이용자 대상) [ 단위: 분) (

88 이동통신(2G/3G/LTE)으로 무선인터넷 접속 시 이용하는 콘텐츠로 6 9시 출근 시간대에는 웹서핑 이, 그 외 시간대에서는 실시간 대화 이용률이 가장 높았다. 그림 5 11] 이용기기별 접속방법별 이용콘텐츠별 이용 시간 (무선인터넷 이용자 대상) [ 단위: 분) (

5 89 Wi-Fi.,, SW,, 21.. 1 293.4 (4 53 ).,. (362.9 ) / (313.7 ).,,, 20 ( ). 4. 27.7%, / 43.5%., /. 48.1%( %). (26.1%), (22.5%), (21.7%), SNS (21.7%). 85.3%. / 81.6%( %)., 3G ( ) 72.7%

90 ( %)... 49.3%( %), (44.2%), SNS (33.1%), (25.7%)., 41.2% ( %), (36.3%), (26.5%), (23.5%), SNS (23.5%). 2 1....,.,.

5 91...,, 3.,.. 2G 3G 3.9G 4G.... 3. 2016 4G LTE 4G,. 3, 9.

92 5 2 A: B: C: 1: 2: 3:.., PC. / 5 12

5 93..,.. 9. 2.... laptop PC, tablet PC. Wi-Fi WiBro...

94..,. 5 Bass fitting, Bass fitting.. 2011 52,507 49,779 105.5%., 1999 2011 13. 5 3 ( : ) 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 23,443 26,816 29,046 32,342 33,592 36,586 38,342 40,197 43,498 45,607 47,944 50,767 52,507 46,617 47,008 47,357 47,622 47,859 48,039 48,138 48,372 48,598 48,949 49,182 49,410 49,779 (%) 50.3 57.0 61.3 67.9 70.2 76.2 79.7 83.1 89.5 93.2 97.5 102.7 105.5 OECD 2010 121.6% OECD SIM/USIM chip 3G

5 95 1., Bass model Fitting. Bass. : : : : :. : : 1 : innovator 2 : imitator m 1.216( ) restricted.. 2021 6,063.

96 5 4 (2012 2020) ( : ) 2012 2013 2014 2015 2016 2017 2018 2019 2020 53,917 55,173 56,284 57,263 58,126 58,884 59,547 60,126 60,631 50,004 50,220 50,424 50,617 50,801 50,977 51,141 51,294 51,435 (%) 107.8 109.9 111.6 113.1 114.4 115.5 116.4 117.2 117.9 5 13 (2012 2020). 2009 2011 2,200 40%..... 85.3%

5 97 53.5% 6, 1 78.5%., PCS.. PCS 5 1997 3 50%. 5 5 ( : ) 1995 1996 1997 1998 1999 1,641 3,180 6,828 13,983 23,443 45,093 45,525 45,954 46,287 46,617 3.6% 7.0% 14.9% 30.2% 50.3% 2009 2010 2011 810 7,220 22,578 49,182 49,410 49,779 1.6% 14.6% 45.4% (1995 1999 ) restricted Bass p, q. 90% 2G 2016 3G. 2020 5,457.

98 5 6 ( : ) 2012 2013 2014 2015 2016 2017 2018 2019 2020 (%) 34,193 44,280 49,547 51,394 52,298 52,994 53,592 54,114 54,567 53,917 55,173 56,284 57,263 58,126 58,884 59,547 60,126 60,631 63.4% 80.3% 88.0% 89.8% 90.0% 90.0% 90.0% 90.0% 90.0% 50,004 50,220 50,424 50,617 50,801 50,977 51,141 51,294 51,435 (%) 68.4% 88.2% 98.3% 101.5% 102.9% 104.0% 104.8% 105.5% 106.1%. 2010 8 SKT 10 2 (KT, LGU+). 1 2011 8 1,120 63%. /. 88%. /,,. 1 10.0, / 10.3. 1

5 99. 1 /. 1 1 /, 1 3. 5 14 1 ( vs. / ) / 72.6% 1GB 27.4% 1GB, 65.1% 1GB. 3GB 21.4% / 8.1% 2.6. / 500MB 1GB.

100 5 15 ( vs. / ), /... 5 16

5 101. 84.7% / 72% 72.7%.. 27.3% /, / 19.2%. 5 7 ( : %) / 12.0 6.9 14.2 72.7 84.7 72.0 15.3 8.4 13.8 100.0 100.0 100.0 / 27.3 19.2

102.. m-voip......, 3. 1) A:. /, /.

5 103 2) B:. (63%),. 3) C:. / (63%)... 27.3% / / 19.2%. A B / 27.3%. B C / 19.2%, 2011 8 63%. 5 8 / / ( : %) A 27.3 0 0 B 27.3 19.2 63.0 C 0 19.2 63.0

104. 2020 A 81, 1.5% B 2,287, 41.9%. C 92.0% 5,020. 5 17 ( : ) 3.. 2009 10. 2010 7. 2010 12 4,269TB 2009 10 14.3.

5 105 5 9 ( : TB/ ) 09. 8 09. 10 09. 12 10. 2 10. 4 10. 6 10. 8 10. 10 10. 12 2G 82 83 92 90 107 127 159 212 352 3G 217 229 305 353 455 610 980 2,093 3,917 299 312 397 443 562 737 1,139 2,305 4,269 : 09. 8 10. 12 : (2011) 2010 12 535.5MB 9.5MB 56.2, 793.5MB 83.2, / 3.8. 5 10 09. 8 09. 10 09. 12 10. 2 10. 4 10. 6 10. 8 10. 10 10. 12 ( ) (TB) (MB) ( ) (TB) (MB) 38 41 80 124 177 246 360 520 719 2 3 39 97 190 329 631 1,908 3,852 6.3 7.3 48.5 78.2 107.4 133.8 175.1 367.3 535.5 4,713 4,732 4,711 4,731 4,743 4,714 4,636 4,523 4,373 297 309 358 346 372 408 508 397 417 6.3 6.5 7.6 7.3 7.8 8.7 11.0 8.8 9.5

106 / ( ) (TB) (MB) ( ) (TB) (MB) 09. 8 09. 10 09. 12 10. 2 10. 4 10. 6 10. 8 10. 10 10. 12 125 259 402 312 1,445 3,190 249.4 557.7 793.5 38 41 80 124 177 246 235 260 317 2 3 39 97 190 329 319 463 662 6.3 7.3 48.5 78.2 107.4 133.8 135.6 177.8 208.6 : (2011) KISDI /.... /., 48.0%, 46.3% 36.9% 5.7% 40.5%. /,. / 37.0% 49.7%

5 107, 4.2% 26.9%. 58.8%. 1.15, / 1.17.. 2010 12 2011 2020. 5 11 ( : MB/ ) 2011 2012 2013 2014 2015 9.5 9.5 9.5 9.5 9.5 / 910.6 1,045.0 1,199.2 1,376.1 1,579.1 244.6 286.8 336.3 394.3 462.4 2016 2017 2018 2019 2020 9.5 9.5 9.5 9.5 9.5 / 1,812.1 2,079.5 2,386.3 2,738.4 3,142.4 542.1 635.7 745.3 873.9 1,024.7... A 21.4% 2020 57,769TB B

108 29.6% 104,100TB, C 36.0% 160,684TB. 5 12 ( : TB/ ) 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 A: 350 237 146 84 60 56 56 56 57 58 8,307 12,835 10,708 8,933 7,453 6,218 5,187 4,327 3,610 3,012 / 1,413 4,619 10,193 15,940 21,154 26,247 31,880 38,370 45,911 54,700 10,070 17,691 21,047 24,957 28,667 32,521 37,123 42,753 49,578 57,769 B: 350 237 146 84 60 56 56 56 57 58 8,307 17,496 25,475 32,662 37,815 42,346 47,746 54,407 62,388 71,760 / 1,413 3,339 6,051 9,140 12,264 15,439 18,870 22,728 27,153 32,283 10,070 21,072 31,672 41,886 50,139 57,841 66,672 77,191 89,598 104,100 C: 350 237 146 84 60 56 56 56 57 58 8,307 19,525 32,837 47,469 61,777 76,411 92,597 110,952 131,863 155,723 / 1,413 2,782 3,986 4,897 5,248 5,248 5,160 5,067 4,981 4,904 10,070 22,545 36,970 52,450 67,084 81,714 97,813 116,075 136,901 160,684. bps. 1.5. (bps/ ) = (bytes/ ) ( ) 30( / ) (3600(s) ) 8(bits/byte)

5 109. 5 13 ( : bps/ ) 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 A 43,338 73,880 85,747 99,519 112,206 125,260 141,004 160,443 184,124 212,619 B 43,338 88,002 129,035 167,024 196,251 222,785 253,242 289,680 332,751 383,139 C 43,338 94,150 150,619 209,150 262,581 314,737 371,526 435,602 508,423 591,397... 2009 29,190 /. ITU-R Rec. M.1768 0.1. (bps/ ) = (bps/ ) ( ) = (bps/ ) (%) ( / ) ( ). 5 14 ( : Mbps/ ) 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 A 133 233 275 324 371 418 475 545 630 732 B 133 277 414 544 648 744 854 985 1,139 1,318 C 133 296 483 681 867 1,051 1,253 1,481 1,740 2,035

110 4... 1Hz 1 bit (bps).. 3G WCDMA(HSDPA), 3.9G LTE, 4G LTE. 5 15 (bps/hz/ ) 3G(WCDMA-HSDPA) 0.78 3.9G LTE 1.69 4G LTE-A 2.2 : (2011)..,. 3G 2000 2G,. 4G.

5 111 ARPU..,, 3. 1) 1:. 3G, 3.9G LTE 2012. 4G LTE-A 2017 2020 3G 50%. 5 16 1 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 3G 1.00 0.90 0.85 0.80 0.75 0.70 0.65 0.60 0.55 0.50 3.9G 0.10 0.15 0.20 0.25 0.30 0.30 0.35 0.35 0.30 4G 0.05 0.05 0.10 0.20 2) 2:. 3.9G LTE 2012 4G LTE 2015 2016. 3G 2020 10%. 5 17 2 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 3G 1.00 0.90 0.80 0.70 0.60 0.50 0.40 0.30 0.20 0.10 3.9G 0.10 0.20 0.30 0.40 0.45 0.35 0.35 0.30 0.25 4G 0.05 0.25 0.35 0.50 0.65

112 3) 3:,. 2 LTE 1. 3.9G LTE 2012 4G LTE 2015. 5 18 3 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 3G 1.00 0.80 0.70 0.60 0.50 0.40 0.30 0.20 0.10 0.05 3.9G 0.20 0.30 0.40 0.45 0.35 0.35 0.35 0.30 0.20 4G 0.05 0.25 0.35 0.45 0.60 0.75.. 2020 1.34 2.03bps/Hz. 5 19 ( : bps/hz/ ) 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 1 0.78 0.87 0.92 0.96 1.01 1.05 1.12 1.17 1.24 1.34 2 0.78 0.87 0.96 1.05 1.14 1.26 1.45 1.60 1.76 1.93 3 0.78 0.96 1.05 1.14 1.26 1.45 1.60 1.74 1.91 2.03 5.. (Hz) = (bps/ ) (bps/hz/ )

5 113 3 3 9. 2020 1,522. 361. 2020 683. 5 20 / A 1 2 3 B 1 2 3 C 1 2 3 ( : ) 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 171 267 300 337 368 397 423 466 508 547 171 267 286 308 324 332 327 342 357 379 171 242 261 283 294 288 298 314 331 361 171 318 452 566 643 707 760 842 918 986 171 318 430 517 567 590 587 617 646 683 171 288 393 476 514 512 535 567 598 650 171 340 527 708 861 998 1,115 1,266 1,402 1,522 171 340 502 647 758 834 862 928 987 1,054 171 308 459 596 688 723 785 852 913 1,004

114 3 260. 260 90 170 2G 3G 3.9G LTE. 5 21 800 ( ) KT 819 824 864 869 10 SKT 824-839 869 884 30 2G, LTE LGU+ 839 849 884 894 20 LTE 900 KT 905 915 950 960 20 1.8 2.1 KT 1745 1755 1840 1850 20 2G, LTE SKT 1755 1765 1850 1860 20 (LTE ) LGU+ 1770 1780 1860 1870 20 2G LGU+ 1920 1930 2110 2120 20 (LTE ) SKT 1930 1960 2120 2150 60 3G KT 1960 1980 2150 2170 40 3G 260 260. B 2020 390 726.

5 115 5 22 / A: B: C: ( : ) 1: 2: 3: 2015 : 108 2020 : 287 2015 : 383 2020 : 726 2015 : 601 2020 : 1,262 2015 : 64 2020 : 119 2015 : 307 2020 : 423 2015 : 498 2020 : 794 2015 : 34 2020 : 101 2015 : 254 2020 : 390 2015 : 428 2020 : 744..,.. Wi-Fi Wi-Fi (WiBro )..

116 6 1.,,,.. 3G...,,.......

6 117. 1.,,. 2.,.,., u-bcn,.,,... Carrier Aggregation(CA). 3 40. 2.6 120 140

118, DMB 2.6 40. CA.,. Wi-Fi access. UWB(Ultra Wideband), FWA(Fixed Wireless Access)., 4G beyond 4G....,. 3 3.

6 119.,..,... 1 365 24,. peak time. peak time..,...

120. MVNO... TDD LTE TDD.,. 3.. CDMA, 3G, WiBro OFDMA 4G. (technology-driven) test-bed..,..

6 121.,... 4G 2G 3G,.,. LTE (800, 1.8, 2.6 ) (700, 1.7/2.1 ). 4G..,,.. 700. 90. 9 (2000 2008 ) 6

122,,. Verizon 46 94 ( 11 ) AT&T 36 (63.4 ), (44.3 ) 107.7 ( 13 ). 4G.,. 4.. LTE 10 4G 4G 40 3 40. 2.1 SKT, KT 3G LTE. 2.6 140 40... Carrier Aggregation.

123 (2011),,, 2011. 12. (2000),,, 2000. 12. (2010),,, 2010. 12. (2011),, (2011. 6. 29) http://www.dt.co.kr/contents.html?article_no=2011072002010531742003 http://biz.heraldm.com/common/detail.jsp?newsmlid=20110926000287 ACMA(2011), Towards 2020-Future spectrum requirements for mobile broadband, ACMA, 2011. 5. Analysis Mason(2011), The future need for broadband frequencies in Denmark, 2011. 5. Cisco(2010), Ex Parte filing of Cisco Systems in GN docket 09-51, 2010. 3. 23. emarketer(2010. 6), http://b2bspecialist.posterous.com/chart-global-smartphone-penetration-by-region. DCMS(2011), Enabling UK growth-releasing Public Spectrum, 2011. 3. 31. DCMS(2009), UK Department for Culture, Media and Sport and UK Department for Business, Innovation and Skills, Digital Britain Final Report, 2009. 6.

124 FCC(2010)a, Broadcast TV Spectrum Innovation NPRM, FCC, 2010. 11. FCC(2010)b, Connecting America; The National Broadband Plan, FCC, 2010. 3. FCC(2010)c, Mobile Broadband: The Benefits of Additional Spectrum, FCC, 2010. 3. ITU(1999), Recommendation ITU-R M.1390, ITU-R, 1999. ITU(2006), Recommendation ITU-R M.1768, ITU-R, 2006. 3. ITU(2007), ITU-R Report M.2078, ITU-R, 2007. Ofcom(2009), Predicting Areas of Spectrum Shortage, 2009. 4. RA(2000), Mapping the Future of Convergence and Spectrum Management, 2000. Validas LLC, http://www.myvalidas.com/industryanalytics.aspx, http://www.soumu.go.jp

2009 09 01 (, ) 09 02 (,, ) 09 03 (,, ) 09 04 IPTV (,, ) 09 05 (,, ) 09 06 (,, ) 09 07 (,,, ) 09 08 (,, ) 09 09 (, ) 09 10 (,, ) 09 11 ( ) (,, ) 09 12 (, ) 09 13 (,, ) 09 14 (,, ) 09 13 01 IT ( ) (,, ) 09 14 01 ( ) (,, )

2010 10 01 ( ) 10 02 IP (,, ) 10 03 (,,, ) 10 04 (,, ) 10 05 (, ) 10 06 (,, ) 10 07 : (,, ) 10 08 ( ) (,, ) 10 09 (MPS) (,, ) 10 10 ICT (,, ) 10 11 (, ) 10 12 ( ) 10 13 ( ): 6.2 ( ) 10 14 ICT (,, ) 10 15 u-city (,,,, ) 10 16 (,, ) 10 12 01 IT ( ) (,,, ) 10 13 01 ( ) (, )

2011 11 01 (, ) 11 02 ICT (,, ) 11 03 (,, ) 11 04 ( ) 11 05 (,, ) 11 06 TV ( ) 11 07 (,,, ) 11 08 : (, ) 11 09 ( ) 11 10 (,, ) 11 11 (,, ) 11 12 (,, ) 11 13 (, ) 11 14 (,, ) 11 15 ( ) 11 16 : (, ) 11 17 ( ) 11 18 (, ) 11 19 ICT ( ) 11 20 ITU ICT (IDI) (,, )

11 21 (,, ) 10 12 01 IT ( ) (,, ) 10 13 01 ( ) (,,, ) 2009 09 01 ( ) 09 02 (,, ) 09 03 ( ) 09 04 (, ) 09 05 ITU ( ) 09 06 ( ) 09 07 (,, ) 09 08 (,,, ) 09 09 EMS ( ) 09 10 (,,, ) 09 11 ( ) 09 12 ( ) 09 13 2009 (,,, ) 09 14 (,, ) 09 15 ( ) 09 16 (,, ) 09 17 (, ) ( )

09 18 ( ) 09 19 010 (,, ) 09 20 (,, ) 09 21 / : ( ) 09 22 (,, ) 09 23 (,,, ) 09 24 (,, ) 09 25 FTTH (,, ) 09 26 (, ) 09 27 (,, ) 09 28 (,,, ) 09 29 (,,, ) 09 30 (,,,, ) 09 31 (,, ) 09 32 (, ) 09 33 (,, ) 09 34 ( )

09 35 (,,, ) 09 36 (,, ) 09 37 IPTV (,,, ) 09 38 (,,, ) 09 39 (,,, ) 09 40 (,, ) 09 41 (,, ) 09 42 (,, ) 09 43 ( ) (,, ) 09 44 (,, ) 09 45 (, ) 09 46 (,, ) 09 47 (, ) 09 48 (,, ) 09 49 ( ) 09 50 ( ) 09 51 (2) (,, ) 09 52 2010 ( ) 09 53 (,,, ) 09 54 (,, ) 09 55 (KISDI )

09 56 ( ) (, ) 09 57 2009 (,,, ) 09 58 60 ( ) (, ) 09 59 ( ) 09 60 (,, ) 09 61 ( ) 09 62 ( ) 09 63 : ARS (,, ) 09 64 2009 (,,, ) 09 65 : ( ) 09 66 (,,, ) 09 67 (,,, ) 09 68 (,,, ) 09 69 ( ) 09 70 ( ) 09 71 (, ) 09 72 IT IT ( ) 09 73 (, ) 09 74 IT (,, ) 09 75 ( ) 09 76 (2) ( ) 09 77 ( ) 09 78 (,,, ) 09 79 ( ) 09 82 (,,, )

09 83 (,,, ) 09 84 ( ) 09 85 ( ) 09 86 (WTO) (FTA) (,,, ) 09 87 09 ( ) 09 88 (,,, ) 09 89 (,,, ) 2010 10 01 IPTV ( ) 10 02 (,, ) 10 03 2010 (, ) 10 04 (,,, ) 10 05 IT (,,, ) 10 06 (,, ) 10 07 (,, ) 10 08 ( ) 10 09 (,, ) 10 10 ( ) 10 11 (,, )

10 12 (,, ) 10 13 ( ) 10 14 (,,, ) 10 15 ( ) 10 16 (,, ) 10 17 (,, ) 10 18 ( ) 10 19 (, ) 10 20 R D (,,, ) 10 21 ( ) 10 22 (,, ) 10 23 ( ) 10 24 (,,, ) 10 25 (,, ) 10 26 (,,, ) 10 27 (,, ) 10 28 : Solution (,, ) 10 29 2009 ( ) 10 30 (,, )

10 31 IP ( ) 10 32 ( ) 10 33 IT (,,, ) 10 34 2011 ( ) 10 35 (III) (, ) 10 36 ( ) 10 37 (,,, ) 10 38 IPTV (, ) 10 39 (, ) 10 40 : ( ) 10 41 2010 KI (, ) 10 42 2010 (,, ) 10 43 2010 (,,, ) 10 44 (,,, ) 10 45 (,, ) 10 46 (,,, ) 10 47 (,,, ) 10 48 IT (,, ) 10 49 (,, ) 10 50 2010 ( ) 10 51 2009 ( ) 10 52 (, )

10 53 10 54 10 55 10 56 10 57 10 58 (, ) (, ) : ( ) (, ) (, ) (,, ) 2011 11 01 (,,, ) 11 02 (,, ) 11 03 ( ) 11 04 (,,, ) 11 05 ( ) 11 06 2011 (,, ) 11 07 2010 ( ) 11 08 2011 (,, ) 11 09 (,,, ) 11 10 (,, ) 11 11 (,, ) 11 12 (,, ) 11 13 ( ) 11 14 ( ) 11 15 (,,, )

11 16 (,,, ) 11 17 MNO, MVNO ( ) 11 18 (,,, ) 11 19 (,, ) 11 20 (,, ) 11 21 mvoip (,,, ) 11 22 ( ) 11 23 ICT ( ) 11 24 (,,, ) 11 25 (, ) 11 26 2012 ( ) 11 27 R&D ( ) 11 28 R&D ( ) 11 29 WiBro (,, ) 11 30 ( ) 11 31 (, ) 11 32 ICT (, ) 11 33 (,, ) 11 34 ( ) 11 35 (,,, )

11 36, (,,, ) 11 37 ( ) 11 38 ( ) 11 39 ( ) 11 40 (,, ) 11 41 ( ) 11 42 ( ) 11 43 ( ) 11 44 2010 ( ) 11 45 (,, ) 11 46,, (, ) 11 47 (,, ) 11 48 (, ) 11 49 SO-PP (, ) 11 50 (, ) 11 51 ( ) 11 52 PP ( ) 11 53 (,,, ) 11 54 (, ) 11 55 : ( )

11 56 2011 KI (, ) 11 57 (,,, ) 11 58 (,, ) 11 59 (,, ) 11 60 ITU PP-14 : PP-14 ( ) 11 61 (,,, ) 11 62 (,,, ) 11 63 ( ) 11 64 2011 ( ) 11 65 (Youth) ( ) 11 66 (,, )

KAIST KAIST 2011 12 2011 12 3 36( ) TEL: 570-4114 FAX: 579-4695 6 ISBN 978-89-8242-847-0 93320