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HowHowHowHowHowHowHowHow Mobile TVMobile TVMobile TVMobile TVMobile TVMobile TVMobile TVMobile TV Implemented withImplemented withImplemented withImplemented withImplemented withImplemented withImplemented withImplemented withVHFVHFVHFVHFVHFVHFVHFVHF

May, 2011

Technology Business Division

Contents

• Digital ConversionDigital ConversionDigital ConversionDigital Conversion

• Frequency AllocationFrequency AllocationFrequency AllocationFrequency Allocation

• Future Plan of Frequency Usage in KoreaFuture Plan of Frequency Usage in KoreaFuture Plan of Frequency Usage in KoreaFuture Plan of Frequency Usage in Korea

• TTTT----DMB Total SolutionsDMB Total SolutionsDMB Total SolutionsDMB Total Solutions

• TTTT----DMB ImplementationDMB ImplementationDMB ImplementationDMB Implementation

• TTTT----DMB Technology EvolutionsDMB Technology EvolutionsDMB Technology EvolutionsDMB Technology Evolutions

• ConclusionConclusionConclusionConclusion

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◆ Digital ConversionDigital ConversionDigital ConversionDigital Conversion

• 2012.12.31: Analog Switch off in Korea

• Frequency:470-697 Mhz (ATSC)

• 38 Channels

• Band III Analog Broadcasting Off

• 174-216 T-DMB Allocation

◆ Frequency AllocationFrequency AllocationFrequency AllocationFrequency Allocation

D-TV

470 698

D-TV

806

Fixed

Mobile

Weather Satellite(2nd)

460

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◆ Future Plan of Frequency Usage Future Plan of Frequency Usage Future Plan of Frequency Usage Future Plan of Frequency Usage In In In In KoreaKoreaKoreaKorea

▶ 54~72Mhz, 76~88Mhz : DTV Reserve

▶ 174~216Mhz : T-DMB

▶ 698~806Mhz: Re-Allocation (After 2013 -)

▶ 698-740Mhz: Fixed Broadcasting/ Mobile

Communication(ITU recommended for Next Mobil Communication Bandwidth)

◆ TTTT----DMB Total SolutionsDMB Total SolutionsDMB Total SolutionsDMB Total Solutions

T-DMB

Terrestrial Digital Multimedia Broadcasting which provides

various data services such as program information, product

information, traffic information as well as audio and video

services on a mobile environment at 300Km/h speed

for 24 hours a day using various mobile terminals.

* TT--DMBDMB :: Terrestrial Digital Multimedia Broadcasting

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Cell phone

Audio Lap top/PC

Satellite DMB

Terrestrial DMB

Mobile

Portable

Fixed

Broadcasting Centers

CAR AV

Expanded concept from DAB (Digital Audio Broadcasting) to DMBExpanded concept from DAB (Digital Audio Broadcasting) to DMBExpanded concept from DAB (Digital Audio Broadcasting) to DMBExpanded concept from DAB (Digital Audio Broadcasting) to DMB

(Digital Multimedia Broadcasting)(Digital Multimedia Broadcasting)(Digital Multimedia Broadcasting)(Digital Multimedia Broadcasting)

� ITU defines as DAB (Digital Audio Broadcasting), but Korea chose the term ITU defines as DAB (Digital Audio Broadcasting), but Korea chose the term ITU defines as DAB (Digital Audio Broadcasting), but Korea chose the term ITU defines as DAB (Digital Audio Broadcasting), but Korea chose the term

DMB, to reflect the characteristics of mobile multimedia broadcasting.DMB, to reflect the characteristics of mobile multimedia broadcasting.DMB, to reflect the characteristics of mobile multimedia broadcasting.DMB, to reflect the characteristics of mobile multimedia broadcasting.

Audio servicAudio servic

Stereo with CD qualityStereo with CD quality

Video serviceVideo service

Video : SD quality (’7 LCD)Video : SD quality (’7 LCD)

Audio : Stereo (FM quality)Audio : Stereo (FM quality)

Data : Text & GraphicData : Text & Graphic

Data serviceData service

Traffic, headline news, stocksTraffic, headline news, stocks

Weather, EPG, interactive services, etc Weather, EPG, interactive services, etc

T-DMB Service Overview

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Contents providers

Program arrangementT-DMB network operation

T-DMB Service

Multiplexer

Mobile telecom

Industries

Data service channel

Data service (DMB & CDMA N/W)

Service fees

Contents fees

Contents

Request foradvertisements

Eyes for Advertisement,Data service fees

Channel rent fees

Charge for AD

Customers

T-DMB Service Structure

T-DMB System Structure

StreamMode

Data Service

Audio Service (MUSICAM)Packet or stream Mode

TSMux

RSEncoder(204,188)

Video Encoder(H.264)

Audio Encoder

(ER-BSAC)

Video

AssociatedAudio

(Interactive)Data

Videoservice

Eureka-147 DAB System (ETSI 300 401)

Transmitter

Additional modules for T-DMB

DABMUX

OFDMModulation

Conv.Interleaver

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T-DMB System Figure

DMB TerminalsPhone In-Car

Laptop & USBTap & I-phone

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Frequency Range for T-DMBBand III

5A 174.928MHz 8A 195.936MHz 11A 216.928MHz

5B 176.640MHz 8B 197.648MHz 11B 218.640MHz

5C 178.352MHz 8C 199.360MHz 11C 220.352MHz

5D 180.064MHz 8D 201.072MHz 11D 222.064MHz

6A 181.936MHz 9A 202.928MHz 12A 223.936MHz

6B 183.648MHz 9B 204.640MHz 12B 225.648MHz

6C 185.360MHz 9C 206.352MHz 12C 227.360MHz

6D 187.072MHz 9D 208.064MHz 12D 229.072MHz

7A 188.928MHz 10A 209.936MHz 13A 230.784MHz

7B 190.640MHz 10B 211.648MHz 13B 232.496MHz

7C 192.352MHz 10C 213.360MHz 13C 234.208MHz

7D 194.064MHz 10D 215.072MHz 13D 235.776MHz

13E 237.488MHz

13F 239.200MHz

L-Band LA 1452.960MHz LI 1466.656MHz LQ 1480.352MHz

LB 1454.672MHz LJ 1468.268MHz LR 1482.064MHz

LC 1456.384MHz LK 1470.080MHz LS 1483.776MHz

LD 1458.906MHz LL 1471.792MHz LT 1485.488MHz

LE 1459.808MHz LM 1473.504MHz LU 1487.200MHz

LF 1461.520MHz LN 1475.216MHz LV 1488.912MHz

LG 1463.232MHz LO 1476.928MHz LW 1490.624MHz

LH 1464.944MHz LP 1478.640MHz

Trial Services Commercial services

� Egypt, Indonesia, Thailand, Hong Kong, Norway

� Under Review: France (Orange Telecom)Dominica Republic, Mexico

� Dec. 2005: Korea � May, 2006: German� May, 2008: Ghana� May, 2009: Norway� Sep, 2010: Cambodia / Vietnam

Hong Kong2008.6

Vietnam2010.8

Norway2008.9

Columbia2007.10Ghana

2008.5

Egypt 2008.5 Thailand

2008.5

Indonesia2007.3

Korea2005.12

T-DMB World Map

France(Review)

Malaysia2008.7

China2007.12

German/Denmark(2006.5)-MFD-MVNO

Dominica

2011.10Mexico

2012.01

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◆◆◆◆ TTTT----DMB ImplementationDMB ImplementationDMB ImplementationDMB Implementation

KBS MBC SBS YTNDMB U1media HankookDMB

2005.12. T-DMB Service Launching in KOREA

26 Million Subscribers (2010.12)

VHF Band III ( Analog TV Freq.)VHF Band III ( Analog TV Freq.)VHF Band III ( Analog TV Freq.)VHF Band III ( Analog TV Freq.)

ch2 ch3 ch4 ch5 ch6 ch7 ch8 ch9 ch10 ch11 ch12 ch13

T-DMBEnsemble

SBS KBS2 MBC EBSKBS1AFN

Terrestrial VHF Bandwidth

T-DMBChannel

Total # of Channels : 16 Videos, 6 Audios, 6 Data

Spectrum : VHF Band III (TV channel 8,10, 12)

M

Commercial Services Status in Korea

M M M M M M M M

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Service Site & Channel Allotment in Korea

Transmitter

VHF Channel: 7~13

20062006200620062006200620062006

20072007200720072007200720072007

20082008200820082008200820082008

Bi-directional,Personalized,

3D, etc.

20052005200520052005200520052005

Commercial Service

Launched

Nationwide BroadcasterSelected

Data Service Launched

Nationwide Service

Data Services

2.28 million

0.5 million

8 million

26 million

services

terminal

sales

TTTT----DMBDMBDMBDMB

ServicesServicesServicesServices

TTTT----DMBDMBDMBDMB

ServicesServicesServicesServices

2010.12: 26 Million Subscribers in Korea

AT-DMB (Advanced T-DMB)

◆◆◆◆ TTTT----DMB Technology EvolutionsDMB Technology EvolutionsDMB Technology EvolutionsDMB Technology Evolutions

• Same Bandwidth = Double Channels

• Same Channel = Double Quality

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3D-DMB

◆◆◆◆ ConclusionConclusionConclusionConclusion

VHF - Band III (174 – 216 Mhz)

TTTT----DMB DMB DMB DMB

▶▶▶▶ Optimization Usage of VHFOptimization Usage of VHFOptimization Usage of VHFOptimization Usage of VHF

▶▶▶▶ Wireless Mobile Digital BroadcastingWireless Mobile Digital BroadcastingWireless Mobile Digital BroadcastingWireless Mobile Digital Broadcasting

▶▶▶▶ Local Digital BroadcastingLocal Digital BroadcastingLocal Digital BroadcastingLocal Digital Broadcasting

▶▶▶▶ Interactive ServiceInteractive ServiceInteractive ServiceInteractive Service

▶▶▶▶ Emergency BroadcastingEmergency BroadcastingEmergency BroadcastingEmergency Broadcasting

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Thank You