Tta activities on standardization of digital multimedia broadcasting service
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TTA Activities on Standardization of Digital Multimedia Broadcasting Service. Michael Park, DJ (DaeJung) KIM TTA. Highlight of Current Activities. DMB Service in Korea Launched T-DMB commercial service in March 2005 7 Video channels, 13 Audio channels, 8 Data channels

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TTA Activities on Standardization of Digital Multimedia Broadcasting Service

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TTA Activities on Standardization of Digital Multimedia Broadcasting Service

Michael Park, DJ (DaeJung) KIM

TTA


Highlight of Current Activities

  • DMB Service in Korea

    • Launched T-DMB commercial service in March 2005

    • 7 Video channels, 13 Audio channels, 8 Data channels

    • The number of subscribers(terminal) is 42million (2010.12)

    • One of the world’s most successfully deployed technology

  • Standardization Status

    • Standardization of T-DMB specification(2003.12)

    • Standardization of AT-DMB(Advanced T-DMB) specification(2009.06)

    • 41 standards are published from 2003 until now

  • 2011 Main issue: Standard for DMB Filecasting Service

    • To support multimedia content downloading service based on DMB-AF which is file based non-realtime downloading service in T-DMB

    • Completed and published in September 28, 2011


Highlight of Current Activities

  • Scope of DMB File-casting service standard

    • This standard includes; Service scenarios, Requirement of DMB filecasting service, DMB-AF file format for DMB filecasting service and Transmission protocol and signaling method for DMB filecasting service

T-DMB & AT-DMB Filecasting Service

T-DMB Data Service

Contents &

Applications

DLS

TPEG

Video

Audio

Web

BWS

BIFS

Image

Java App.

SlideShow

Demux & Decoders

System

Framework

DMB-AF

Tx/Rx

Protocol

Scope of DMB Filecasting Service

MOT Protocol / NPAD

DMB-ECG

Signalling

FIC


Strategic Direction

  • Service Scenarios for DMB File-casting Service

Updates of Navigation Information

Segments based Play Service

Home-shopping / E-commerce

Interactive Education Service


Next Steps / Actions

  • Standardization of the TTI Weather Information for DMB

    • To provide local weather information, short term weather forecasting, local weather forecasting, weekly weather forecasting and typhoon information service

    • Defines weather information transmission, reception and presentation schemes for TTI(Traffic and Traveler Information) services in DMB

  • Standardization of Interface for Terrestrial DMB DGPS(Differential GPS) Service

    • To provide the compensation information of location determination for GPS

    • Defines requirements and specification of the interface between AT-DMB ensemble multiplexer and transmitter


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