The current status and the future direction of DMB technology · 2. Evolution of Broadcasting Technology2. Evolution of Broadcasting Technology-14- ::: ETRI, The Future Wave ::: Wireless

::: ETRI, The Future Wave :::::: ETRI, The Future Wave :::1

2005. 9. 29.

The current status and the future The current status and the future direction of DMB technologydirection of DMB technology

[email protected]

- 2 - ::: ETRI, The Future Wave :::::: ETRI, The Future Wave :::

Contents

1. Introduction1. Introduction

3. Schedule and Model of T-DMB Service3. Schedule and Model of T-DMB Service

4. Data Service and Technology4. Data Service and Technology

5. Concluding Remarks5. Concluding Remarks

2. Evolution of Broadcasting Technology2. Evolution of Broadcasting Technology

55


1. Introduction1. Introduction


Cellular PDA

AV equip. PC

S-DMB

T-DMB

CAR AVmobile

handheld

fixed

Characteristics of DMB

PersonalPersonal • Personalized services by handheld receivers (cellular phone, PDA, notebook, PMP, etc.)

InteractiveInteractive• Bi-directional interactive services in conjunction with

mobile communication networks(TTI, PPV, on-line shopping, internet access, etc.)

MobileMobile• mobile multimedia (audio/video/data) broadcasting

(mobile TV upto 200km/h) services at anytime, anywhere with any devices

Mobile Mobile communication communication

networknetwork

video

audiolife infor.

Broadcasting Centers

PMP

* TTI : Traffic and Travel Information

56


DMB Services


DMB Receiver Types

57


Personal/Mobile

(2-7”)

(VCD/QVGA)

Regional

Nationwide

Multimedia,

Audio, etc.

6~12ch*

Mobile

(base free)

TT-- DMBDMB

(System(System--A)A)

Fixed/mobile

(HD)

Fixed/Wide

(HD)

Fixed/Wide

(HD)

Personal/Mobile

(2-7”)

(VCD/QVGA)

Receiver

NationwideRegional

Nationwide

Regional

NationwideNationwideCoverage

~140ch~80ch5ch

Multimedia,

Audio, etc.

~40ch

Program

Fixed/mobile

(subscription)

Fixed

(subscription)

Fixed

(base free)

Mobile

(subscription)

Service

Type

S-DTVCATVT-DTVS-DMB

(System-E)

Characteristics of T-DMB and other media

* Seoul Metropolitan Area


Concept of DMB Service (System-A)Terrestrial and Satellite frequency of up to 3GHz with gap filler

T-DMBBroadcasting

Center

additional data provider

TV studio

radio studio

Delivery Network(IP/data)

휴대

이

Fixed

Hanheld

Mobile

Mobile/FixedMobile/FixedComm. Net.Comm. Net.

Gap Filler

VHF: 174 ~ 240 MHzL Band: 1.452 ~ 1.492 GHz

S-DMB Broadcasting

Center

L-band

1.452 ~1.492G

Hz

GPS

58


Concept of S-DMB Service (System-E)Satellite frequency of 2.6GHz with gap filler

(Satellite E144 °)

Ku-Band(TDM)

13.824 ~ 13.849GHz

S-band(CDM)

2.630 ~2.655GHz

Ku-Band(TDM)

12.214~ 12.239GHz

S-DMBBroadcastingCenter

S-Band(CDM)

ProgramProvider

(A/V/Data)

Contents

Ku-Band(CDM)

13.858 ~ 13.883GHz

Gap Filler

GPS

Mobile/FixedMobile/FixedComm. Net.Comm. Net.


Specification of System-A & System-E

AV multimedia spec. added to each System spec.

RS(204,188)Outer FECAV

Multi-media

MPEG-4 Part 10(AVC) Baseline @Level 1.3MPEG-4 Part 10(AVC) Baseline @Level 1.3 Video

MPEG-2 AAC-LC+SBRMPEG-4 BSACAudio

-MPEG-4 Systems BIFSAdd. Data

MPEG-2 SystemsMPEG-4 Systems (SL) + MPEG-2 Systems Data Multiplex

S System-E includes RS

- 25 MHz

- QPSK

- CDM

- MPEG-2 AAC

- MPEG-2 Systems

- Convolution Code ( (2,1,7) Variable

Rate, 5 modes)

- RS(204,188)

- 1.536MHz

- DQPSK

- OFDM

- MPEG-1,-2 Layer 2

- Eureka 147

- Convolution Code ( (4,1,7) Variable

Rate, 24 modes)

Basic Transmission

- Bandwidth

- Modulation

- Transmission Multiplex

- Audio

- Transport

- Inner FEC

Satellite onlyTerrestrial, Satellite, and CableMedium

S-band (2.630 ~ 2.655 MHz)

upto 3 GHz

• Terrestrial : VHF(174 ~ 240 MHz),

L-Band(1.452 ~ 1.492 GHz

• Satellite : L-band(1.452 ~ 1.492 GHz)

Broadcasting

Frequency

- Frequency for satellite comm.

-QPSK/TDM

Remarks

Ku-band

up : 14 GHz

Down (to Gap Filler) : 11 GHz

No spec.Relay Frequency

System-ERec. ITU-R BO. 1130-4

System-A

Rec. ITU-R BS. 1114

System

Item

59


DMB System-A Standardization Status

WDF standard (‘04.12.)

ETSI standard (’05.7.)

WDF standard (‘04.12.)

ETSI standard (’05.7.)

WorldDAB ForumWorldDAB Forum ITUITU

Approved as the ITU-R Report

(’04.11.)

- Report ITU-R BT [6/122]

ITU-R Recommendation at the end

of 2005

Approved as the ITU-R Report

(’04.11.)

- Report ITU-R BT [6/122]

ITU-R Recommendation at the end

of 2005

EU Standard Global Standard

2004.12.Erlangen, Germany


Beijing China

(’04.11. 16)

San PauloBrazil

(’04.11.17)

Munich

Germany

(’04.10. 22)

London

GB

(’04.12. 2)

Paris

France

(’04.12. 7)

Amsterdam

Netherlands

(’04.9.10~14)

BLM T-DMB trial(’05.10.) for the 2006 WorldCup

Beijing Radio : T-DMB for the 2008 OlympicShanghai TV, Foshan Radio

interested in ATSC+T-DMB

services

T-DMB Introduced Worldwide

Mexico CityMexico

(’05.6.16)

Las VegasU.S.A.

(’05.4.16~21 )

IstanbulTurkey

(’05.4.16 )

LimaPeru

(’05.6.1~2)

60


2. Evolution of Broadcasting Technology2. Evolution of Broadcasting Technology


Wireless & MobileWireless & Mobile

Digital BroadbandDigital Broadband

Convergent ServiceConvergent Service

ConvergenceConvergenceConvergence

MultimediaMultimediaMultimedia

MobilityMobilityMobility Seamless wireless mobiletelecommunication Services

Intelligent, personalized Smart Handheld Terminal

Broadband wired & wireless All IP Networks

Multimedia Contents(movie, music, etc.)

Voice/Data, wired/wirelessIntegrated Services

Convergent Services of telecom. & broadcast

Trend 1Trend 1

Trend 2Trend 2

Trend 3Trend 3

Trends in Convergence Era

61


* Creative TVAllow viewer to create their own media worlds according to their specific interests or tastesViewers to be able to shape TV– Viewer are able to participate in storylines, manipulate plotsExample: New Media for a New Millennium (NM2) EU Project

Evolution of Broadcasting Service

•• A/V Digital A/V Digital Broadcasting serviceBroadcasting service

•• EPG serviceEPG service•• Weather, stock and Weather, stock and other daily life other daily life information serviceinformation service

•• ECG serviceECG service•• Interactive contents Interactive contents serviceservice

•• Viewers create and Viewers create and distribute contents to distribute contents to program provider program provider and/or other usersand/or other users

~ 2001~ 2001 2002 ~2002 ~ 2007 ~2007 ~ 2011 ~2011 ~

Creative TV Creative TV ServiceService

Personalized Personalized TV ServiceTV Service

InforInfor. Selective. SelectiveTV ServiceTV Service

UniUni--directional directional TV ServiceTV Service


New Broadcasting Services : Vision

Anywhere

3D TV

gamesgames

ComputerComputer AnytimeMobileterminal

T-Commerce

Smart terminal

HDTVPC

HDTVHDTV

DMB terminal

SatelliteSatellite

CableCable

Wired/wirelessWired/wireless

TerrestrialTerrestrial

Home gateway

3D A/V

Anydevice

Interactive serviceMusic

Multimedia

AVprogram

Convergent Network

ContentContent

Realization of Ubiquitous society

62


Through the convergence of both broadcasting & communication, a user can utilize

his/her favorable contentsat anytime, anywhere

with any devices

• Connection to Home net.• X-commerce • T- government

FunctionalitiesContents digestion

• Retrieval of favorable ones• Filtering• Summarization• Manipulation

Interactivity

• Selection of contents• Content based

bi-directionality

New Broadcasting Services : Property


New Broadcasting Services : MilestoneMedium

Data broadcasting Personalized broadcasting

’’0303 ’’0404 ’’0505 ’’0606 ’’0707 ’’0808 ’’0909 ’’1010 ’’1111 ’’1212

ProvinceMetropolis Nation-wide

10 % 30 % 100 %

Coverage area extensionCoverage area extension

HD broadcasting Contents RatioHD broadcasting Contents Ratio

50 %

HD 1Ch 3Ch 10Ch

Channels for HD ContentsChannels for HD Contents

5Ch

Interactive broadcastingInteractive broadcasting Personalized Broadcasting

50 % 100 %

Digital conversionDigital conversion

Data broadcasting / SD VOD Personalized broadcasting / HD VOD

Data broadcasting

Experimental MainTest Nation-wide

Coverage area extensionCoverage area extension

Satellite

Cable

Terrestrial

Terrestrial

Satellite Main

HDBroadcasting

MobileBroadcasting

ImportantPoint

3DBroadcasting

Stereoscopic 3DTV broadcastingStereoscopic 3DTV broadcasting

Experimental Test

MultiviewMultiview 3DTV broadcasting3DTV broadcasting

Main broadcasting

Experimental broadcasting

Wideband Adaptive Satellite broadcastingSatellite broadcasting

T-Government / Giga class Cable Service

Bidirectional Data broadcasting

Data broadcastingBidirectional Data broadcasting

63


3. Schedule and Model of T-DMB Service3. Schedule and Model of T-DMB Service


Schedule of T- DMB Service

CD quality music

Multimedia

2005 2006 2007~

Public (6 providers)Public

(6 providers)Uni-directional

DataUni-directional

Data

T-commerce,

hotel, performance etc.

reservation etc.

Traffic, Location,

News, Stock,

Weather, Goods

Information etc.

o Bi-directional Data o Personal customized o 3D Display

o Bi-directional Data o Personal customized o 3D Display

64


T- DMB BM ( I )

Service TypeService Type Profit SourceProfit Source

Free AV service

Constant Fee baseAV service

Data service

• Advertisement

• Constant subscription fee • PPV program or channel• advertisement

• usage fee of up/down link• file download fee• T-commerce etc.

RemarksRemarks

• Program sail

* TV ad, banner ad,data related ad, web related ad

* program sail in on/off line

•S-DMB••TT-- DMB DMB consideringconsidering


T- DMB BM ( II )

BroadcasterBroadcaster

Ad. provider(goods provider)


Contents providerContents provider

contents fee

contents providing

goods purchase

ad. fee

useruser

Free AV service with Advertisement

AV service

65


T- DMB BM ( III )

UserUser

Constant Fee base AV service

Usage fee/PPV feeUsage fee/PPV fee

AV service

contents fee

contents providing




ad. fee

goods purchase



T- DMB BM ( IV )

Telco.Telco.

data providing

service

fee/comm. fee

Data service

useruser

web service /

broadcasting related

telecomm. service

AV/data service contents fee

contents providing




ad. fee


goods purchase

66


4. Data Service and Technology4. Data Service and Technology


Relationship between Data Service Types

Progra

m

Progra

m

Related

Related

BiBi--directional

directional

NonNon--prog

ram

progra

m

Related

Related

UniUni--directional

directional

• Synopsis & Actor of Drama• Music related information• (singer, song)• Player information of

Sports

• Synopsis & Actor of Drama• Music related information• (singer, song)• Player information of

Sports

• Reservation (hotel, theater, performance, etc)• T-banking/home shopping• T-government• E-mail, chatting

• Reservation (hotel, theater, performance, etc)• T-banking/home shopping• T-government• E-mail, chatting

• Quiz show, game

• T-commerce

• T-learning

• T-poll

• Quiz show, game

• T-commerce

• T-learning

• T-poll

• EPG• Download game• Information (weather, traffic, travel, etc.)

• EPG• Download game• Information (weather, traffic, travel, etc.)

67


Types of data service (I)

news additionstalents, synopsis, background, place, production infor.tailored travel infor. associated with background

player profile, records, schedule, etc.sports goods AD

Uni-directional program related

singer, song, backgrounddisk infor.

data about sports

data about news, drama

data about music

Provide data related to broadcasting program and user selectionProvide data related to broadcasting program and user selection


Types of data service (II)Bi-directional program related

Provide data related to broadcasting program and user can returnits’ opinion and get additional information thru back channelProvide data related to broadcasting program and user can return

its’ opinion and get additional information thru back channel

quiz show, game

T-poll T-commerce

T-learning, PPV

68


Types of data service (III) Uni-directional non-program related

Provide data not-related to broadcasting program and user selectionProvide data not-related to broadcasting program and user selection

game download TTI service

WeatherStock infor.


Types of data service (IV) Bi-directional non-program related

Provide data not-related to broadcasting program and user can return its’ opinion and get additional information thru back channelProvide data not-related to broadcasting program and user can return

its’ opinion and get additional information thru back channel

T-banking/home shopping

T-government reservation

공연예약

공연정보 예약하기 예약정보확인

예약서비스를이용하시려면 ID와 PW를입력하세요ID PW

69


TPEG TTI Service (1)User friendly navigation service

Live Traffic & Transportation InformationMassive Traveler & Location Information

Parking, Weather, Restaurant, Tourist Spot InformationEnvironment Information Alert

Bi-directional Location Based Service Hotel/Tourist Ticket Reservation ServiceTravel Information on Demand

Weather

Stock

News

DetourTPEG

•TPEG : Traffic Protocol Experts Group•TTI : Traffic and Travel Information


TPEG TTI Service (2)

TTI Information Flow

GPSTTI

Information DB

DMBBroadcasting Server

MobileReception

TTI Information Server

DMB Transmitter

70


Voice based EPG Service

Platform Component

Voice EPG Browser

Operation Administration & ManagementOperation Administration & Management

InterpreterInterpreter

UserPreference

UserPreference

AutomaticSpeech

Recognition

AutomaticSpeech

RecognitionReceiverControl

ReceiverControl

GraphicControlGraphicControl

SpeechOutputSpeechOutput

FeaturesVoice browser based on Voice EPG scenario description language (VoiceEpgXML)

Automatic speech recognition (ASR) and synthesis (TTS)

Synchronous speech and visual presentation

* TTS : Text to Speech


Voice enabled Broadcasting Web Service

* VeBWS : Voice enabled BWS

71


T-commerce Service (1)

Program related T-commerce

purchasing after

purchas

ing after

the web connec

tedthe web

connected

right purchasing within right purchasing within the programthe program

Ordering and purchasing of goods related to the live program through return channel while watching programOrdering and purchasing of goods related to the live program through return channel while watching program


T-commerce Service (2)

Program independent T-commerce

Ordering and purchasing of goods, of which the information is provided by independent data channel, through return channel while watching programOrdering and purchasing of goods, of which the information is provided by independent data channel, through return channel while watching program

72


Personalized News, Personalized T-Learning, etc.Service

Personal customized Service

Dynamic program guide and contents browsing according to programgenre and user preferences with rich content access tools

ToC (Table of Contents) based browsing in terms of segment units

Event/index-based summary and access for news programs

Keyword-based segment search


5. Concluding Remarks5. Concluding Remarks

73


DMB provides a new paradigm of digital broadcasting

mobile, personal customized, bi-directional interactive multimedia

DMB provides ubiquitous infra for the convergence of broadcasting and telecommunications

DMB can vitalize broadcasting contents and equipments

DMB can be an easily accessible platform for new services such as 3D video

Concluding RemarksConcluding Remarks


Thank youThank youfor your attentionfor your attention

74

Documents

The current status and the future direction of DMB technology · 2. Evolution of Broadcasting Technology2. Evolution of Broadcasting Technology-14- ::: ETRI, The Future Wave ::: Wireless