Feature of ISDB-T and

Digital TV Migration in Japan

22 May 2011in Hanoi, VietnamITU-AIBD-ABU Regional Workshop on Digital Broadcasting

Yasushi Furukawa,Director for International Relations,

Broadcasting Technology DivisionMinistry of Internal Affairs and Communications

Government of Japan

ISDB-T member countries are Expanding!!

‐ Japan  December 2003 Start DTTB service‐ Brazil: June 2006 Adopt ISDB‐T

December 2007 Start DTTB service‐ Peru: April 2009 Adopt ISDB‐T

March 2010 Start DTTB service‐ Argentina: August 2009 Adopt ISDB‐T

April 2010 Start DTTB service‐ Chile: September 2009 Adopt ISDB‐T‐ Venezuela: October 2009 Adopt ISDB‐T‐ Ecuador: March 2010 Adopt ISDB‐T‐ Costa Rica: May 2010 Adopt ISDB‐T‐ Paraguay: June 2010 Adopt ISDB‐T ‐ Philippines: June 2010 Adopt ISDB‐T ‐ Bolivia: July 2010 Adopt ISDB‐T‐ Uruguay: December 2010 Adopt ISDB‐T

Countries which adopt ISDB‐T  or  have interested in participate in ISDB‐T International Forum.(The last meeting was held in Santiago , Chile in March, 2011)

ISDB-T family countries Including Japan, ISDB-T market has a population of over 560 million.

Since 2009, many countries made deliberate comparison  in technical /economical aspects  among standards have been adopting ISDB‐T!!!

Peru

Ecuador

Venezuela

Brazil

Chile

Argentina

Bolivia

Paraguay

Colombia

Uruguay

ISDB-TOther standard

Costa Rica

Philippines

ISDB-T International Forum

1

Scale Economic of ISDB‐T Receivers

0

20

40

60

80

100

120

140

160

180

200

Jan May Sep Jan May Sep Jan May Sep Jan May Sep Jan May Sep Jan May Sep

MobileFixed

(Unit: million)

2005 2006 2007 2008 2009 201099.4 millons mobile receivers were shipped92.2 millions fixed receivers were shipped

Flexible combination of HDTV/SDTV/Mobile TV Interactive TV

Emergency Warning Broadcasting System

Various Attractive capability of ISDB‐T (Japanese Standard)

Data

Data Broadcasting

One transmitter provides both fixed and mobile service

Automatic activation in emergency

Warning 　signals

EvacuationInstructionsEvacuationInstructions

Emergency

Emergency Warning!

Emergency

! !

2

ISDB-T receiver has largest number of shipment in the world

More than 215.8millions ISDB‐T receivers have been shipped (As of  the end of February 2011)

107.8 millons mobile receivers were shipped107.9 millions fixed receivers were shipped

ISDB-T has the largest receiver market.

Market mechanism has made ISDB-T receivers affordable

3

Efficient Frequency Utilization by ISDB-T

Frequency

1 channel bandwidth

HDTV Mobile TV(One-seg)(Two programs) Multi SDTVs

Flat TV

Flexible combination of HDTV/SDTV/Mobile TV

Mobile

Phone

Mobile

Phone

CRT STB

New Bussiness

(Max HDTV x 2)

(Example)

4

MobileFixed 

Only One transmitter!! Two transmitters

MobileFixed

ISDB‐T Other Standards

Infrastructure Cost Efficiency by ISDB-T

5

Select “A”or ”B”!

Get points!

Interactive services are easily realized by Digital TV on Mobile Phone

OnlineStore

ShoppingProgram

ISDB-T realizes convergence between Broadcasting and Telecommunications on Mobile Phones and people can enjoy interactive service easily.

Football game

Info of Match and

Players

Interactive Quiz

Quiz show

Digital BroadcastingISDB-T

Ａ Ｂ

I’ll select “A”!

TV viewers

Telecommunications(Mobile network)

I’d like to buy this !

Sports Quiz Shopping

I got player info !

Mobile TV in Mobile phoneInternet / Mobile network

TV station Viewer

Broadcasting

6

New attractiveServices

New ServicesCreation

Creation of New Business and Job Opportunities

ISDB-T will bring positive cycle between people’s expectation for attractive mobile TV services and Development of industry

Development of industry

Demands for more and variable services

・ Service Integration

・ R&D

・ New services creation

7

Only changing “Analog” into

“Digital”

At least equalperformance to

DVB-T

Expanding to the mobile users

ISDB-TOther Standards

investment

(Most people have mobile phone)

(Limited people have conventional TV)

investment

Mobile

FixedFixed

Mobile People can access fundamental information such as basic medical information, job opportunity creation anytime and anywhere via mobile phone . In addition to this , mobile interactive services will bring new businesses, so that ISDB-T will contribute to 1. Poverty Prevention2. Employment Creation3. Industrial Development /

Business opportunities

=

ISDB-T expands broadcasting services

8

ISDB‐T showed best receiving rate in comparison test  conducted by Chilean gov. (reception rate was 20% better!!)

ISDB-T covers wider area

Result of the comparative testsbetween 3 digital TV StandardsConducted by Chilean gov. (Ratio of “Excellent Performance”)

bett

er

ISDB-T is more cost effective than other standards because ISDB-T can cover wider service area at the same transmitting power.

9

Transmitting  tower

Radio

Television

“Switch‐on signal”

Example Flow of Emergency Warning Broadcasting System (EWBS) Operation in JAPAN

EWBS

BroadcasterTSUNAMI 

Information of  Tsunami warning

Japan  Meteorological  Agency  (JMA)

TSUNAMI Warning

Streaming with Tsunami Warning Streaming

TV Screenshot image(Example)

10

Policemen saved 40 lives with One‐Seg mobile TV alarm!

Two new policemen saved 40 lives from the train with the tsunami warning alarm from mobile TV(one‐seg) right after the earthquake occurred at 14:46 on March 11, 2011.They got a tsunami warning alarm from the passengers mobile phone with TV when checking if everyone is fine in the train. They quickly decided to lead the 40 passengers to the hill to avoid the disaster of tsunami.   All passengers were safely evacuated from the tsunami area before the tsunami struck the train.

The cars of train derailed off the track by huge tsunami waves.(March 12, 2011)

Derailed cars of train

Shinchi Station

The hill

Route for evacuation

Shinchi Station

Passengers got on the truck here

(Summary from Yomiuri Shimbun(Japanese major national news paper), March 29, 2011)

Track of Japan railway

Town hall of Shinchi

Pacific Ocean

11

It had been passed for 2.5 years since its adoption of DVB-T without starting

2006 2007 2008 2009 2010 2011

ISDB‐TJapanese standard

Brazil

Peru

Uruguay

Adoption of ISDB‐T Begining of  DTTB

Adoption of ISDB‐T Begining of  DTTB

Adoption of DVB‐TAdoptionof ISDB‐TDecember 27,2010

It took only 1 year

DVB‐T ISDB‐TEU standard    Japanese

standard

It took only 1.5 years

ISDB-T launches in short term in South America.

Situation of Digital Terrestrial TV Broadcastingin South American countries

ArgentinaAdoption of ISDB‐T Begining of  DTTB

It took only 8 months

Now !

12

13

1990s 2000-2003 2011 -2004-20101980s1950-70s

Digital Terrestrial Television

Satellite Broadcasting

CATV

▲1953

▲1960

▲2003

▲July 24, 2011

Started black-and-white TV broadcasting

Started black-and-white TV broadcasting

Started color TV broadcastingStarted color TV broadcasting

Starts digital TVbroadcasting in three metropolitan areas (Key Stations)

Starts digital TVbroadcasting in three metropolitan areas (Key Stations)

Starts digital broadcastingnationwideRelay station will be established sequentially

Starts digital broadcastingnationwideRelay station will be established sequentially

Completion ofDigitalization !!

Termination ofanalog broadcasting

Completion ofDigitalization !!

Termination ofanalog broadcasting

▲1996

▲2000

Started CS digitalbroadcastingStarted CS digitalbroadcasting

Started BS digitalbroadcastingStarted BS digitalbroadcasting

▲2011

Completion ofDigitalizationCompletion ofDigitalization

▲1955

▲1998

StartedbroadcastingStartedbroadcasting

Started digital broadcastingin some regionsStarted digital broadcastingin some regions

Digital terrestrial broadcasting can be received in all subscribed householdsDigital terrestrial broadcasting can be received in all subscribed households

▲2011

▲April, 2012(expected)

Schedule for Digitalization of Broadcasting in Japan

Multimedia Broadcasting (for mobile reception)

▲2006

Starts One-Seg service(for mobile reception)

Starts One-Seg service(for mobile reception)

Multimedia Broadcasting(for Mobile)

Digital TV Dissemination Status in Japan

Dissemination in Households

０

２

４

６

８

2003 04 05 06 07 08 09 10 11

１

３

５

７

９

１０

１１

Calendar year

Actual number105 million

(Jan. 2011)

０

１

２

３

４

５

2003 04 05 06 07 08 09 10 11

Calendar year

Number of Households(Unit: 10 mil)

Dissemination of ReceiversNumber of Receivers(Unit: 10 mil)

Analog TV switch off In July 2011Analog TV switch off In July 2011

Targeted lineTargeted line

50 millionHouseholds (100%)（as of Apr.2011）

Actual number47.5 million

(95%)(Dec. 2010)

100 million units（as of Jul.2011）

Digital TV Dissemination is progressing steadilyalong with the target in Japan !!

14

Multimedia broadcasting (for mobile reception)

in Japan

15

Various support toward Digitalization in Japan

(2) Radio measurement vehicle

(3) Call center

(1) Explanatory meeting

“Rapid radio measurement”Blue road indicates “recieve condition is good”

(publication)

DTTB support center was established nationwide by MIC for publicity and advisement of DTTB in cooperation with Local government, Constructor, Retailer, Broadcasters

16

Indication of Analog TV receivers and digital TV receiversLabels for Analog ReceiverThe labels indicate that “This receiver is not applicable to Digital Broadcasting and after analog switch off, STB is required”

Analog TV

Labels for Digital Receiver

The labels indicate that “This receiver is applicable to Terrestrial Digital Broadcasting”

17

1) Notice of temporary suspension is provided.2) Notice appears on TV

(appx. 5 times a day from July 10)

Local Completion of Digitalization for case study in Suzu City of Japan

May 29,09 Call center launched

Jan 22-24, 1048 hour suspension

At Noon on July 24, 10Completion of Analog

Switch Off

【The first step (Toward One-hour suspension)】

One hour suspension of Analog TV at 10-11 am on July 24, 2009

The notice on TV

July 24, 09 One-hour suspension

1) Evaluation of one-hour suspension2) Notice of the 48hour suspension and

completion of switch Off

【The second step (Toward 48hour suspension)】

【The third step (Toward completion of Digitalization)】

1) Evaluation of the 48 hour suspension2) Notice of the completion of Digitalization

Suzu city(10 thousand households)

Mapof 

Japan

18

Notification in some programs

“Analog” Logo

From January, 2011Always letter box withnotification instrument

From July 2008 From July 5, 2010 From July 1, 2011

Notice on normal program

Analog broadcasting termination

Noon of July 24, 2011

Letter box, Notification

○ Sequentially, notification with the letterbox begins on analog program

○ NHK: From March 29, 2010

○ Commercial TVs: From April 2010

Virtual analog switch-offwith blue back screen

○ All broadcasts do virtual analog switch-off at the same time especially prime time.

Facilitation for Analog Switch Off in Japan

Regularly displayblue back screen or notice program

From July, 2011Always display day of countdown to termination of analog broadcasting

“Notice” only

July 25, 2011 ～

-- for people to facilitate preparation of analog switch off --

19

90~108MHz(1~3ch)

Analog Broadcasting andDigital Broadcasting

Digital Broadcasting

Analog Broadcasting

Analog Broadcasting

170~222MHz(4~12ch)

470~770MHz(13~62ch)

90 108 170 222 470 770

Present Allocation

Future Allocationafter completion digitization(July 25 2011)

710

Electrical communications(ex. cellular phone)

Guard Band

TelecommunicationMultimediaBroadcasting

Guard Band

Guard Band

18MHz band width

10MHzband width

40MHzband width

32.5MHzband width

14.5MHzband width

MultimediaBroadcasting

ITS

VHF【Available from 25th Jul. 2011】 UHF【Available from 25th Jul. 2012】

108 170 202.5 207.5 222

710～770MHz

715 725 730 770

170～222MHz90～108MHz

90

【Current state of frequency utilization】 Allocation for TV broadcasting - a total bandwidth of 370 MHz

Frequency Utilization After Analog TV Switch Off in Japan

20