IEC 62516-2:2011

Terrestrial digital multimedia broadcasting (T-DMB) receivers - Part 2: Interactive data services using BIFS

IEC 62516-2:2011 specifies the characteristics and requirements for interactive data services using binary format for scene (BIFS) in the terrestrial digital multimedia broadcasting (T-DMB) receiver.

Récepteurs pour diffusion multimédia numérique terrestre (T-DMB) - Partie 2: Services de données interactifs utilisant le BIFS

La CEI 62516-2:2011 spécifie les caractéristiques et les exigences pour les services de données interactifs utilisant le format binaire de description de scène (BIFS) dans un récepteur pour diffusion multimédia numérique terrestre (T-DMB).

General Information

• Status: Published
• Publication Date: 10-Jul-2011
• ICS: 01 - GENERALITIES. TERMINOLOGY. STANDARDIZATION. DOCUMENTATION
• ICS: 27.120.10 - Reactor engineering
• ICS: 33.170 - Television and radio broadcasting
• Technical Committee: TC 100 - Audio, video and multimedia systems and equipment
• Current Stage: PPUB - Publication issued
• Start Date: 31-Aug-2011
• Completion Date: 11-Jul-2011

Standards Content (Sample)

IEC 62516-2 ®
Edition 1.0 2011-07
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
colour
inside
Terrestrial digital multimedia broadcasting (T-DMB) receivers –
Part 2: Interactive data services using BIFS

Récepteurs pour diffusion multimédia numérique terrestre (T-DMB) –
Partie 2: Services de données interactifs utilisant le BIFS

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IEC 62516-2 ®
Edition 1.0 2011-07
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
colour
inside
Terrestrial digital multimedia broadcasting (T-DMB) receivers –
Part 2: Interactive data services using BIFS

Récepteurs pour diffusion multimédia numérique terrestre (T-DMB) –
Partie 2: Services de données interactifs utilisant le BIFS

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
PRICE CODE
INTERNATIONALE
CODE PRIX R
ICS 33.170 ISBN 978-2-88912-582-1

– 2 – 62516-2 © IEC:2011
CONTENTS
FOREWORD . 4
1 Scope . 6
2 Normative references . 6
3 Terms, definitions and abbreviations . 6
3.1 Terms and definitions . 6
3.2 Abbreviations . 7
4 Requirements for video services . 7
4.1 Video objects . 7
4.1.1 Video format . 7
4.1.2 Video quality . 7
4.1.3 Video random access . 7
4.2 Audio objects . 8
4.2.1 Audio format . 8
4.2.2 Audio quality . 8
4.2.3 Audio random access . 8
4.3 Auxiliary data . 8
4.3.1 Service format . 8
4.3.2 Random access . 8
4.4 Service delay . 8
4.4.1 Maximum service delay . 8
4.4.2 Delay between audio-visual objects . 8
4.4.3 Channel change delay . 8
5 Specification of auxiliary data . 8
5.1 General . 8
5.2 Scene description specification . 9
5.3 Graphic data specification . 9
6 BIFS for interactive broadcasting in T-DMB . 9
6.1 Structure of the system and its contents . 9
6.1.1 System structure . 9
6.1.2 Contents structure . 9
6.2 Service examples . 9
6.2.1 Interactive broadcasting service . 9
6.2.2 One-way interactive service . 10
6.2.3 Bidirectional interactive service . 10
6.2.4 Broadcast-participation service . 10
7 Structure of the PMT in the interactive BIFS stream . 10
7.1 General . 10
7.2 Structure of the PMT in the basic audio/video broadcasting . 11
7.3 Structure of the PMT in the interactive BIFS stream . 11
8 Cases for terminal malfunction and solutions . 11
8.1 Case 1: No interpretation on the IOD . 11
8.1.1 Problem . 11
8.1.2 Solution . 12
8.2 Case 2: Size of the IOD confined within a specific limit. 12
8.2.1 Problem . 12
8.2.2 Solution . 12

62516-2 © IEC:2011 – 3 –
8.3 Case 3: On the assumption that the PMT is transmitted in one TS packet . 13
8.3.1 Problem . 13
8.3.2 Solution . 13
8.4 Case 4: Existence of two or more OD streams in the IOD . 13
8.4.1 Problem . 13
8.4.2 Solution . 13
9 Example of BIFS in case of broadcast in a combination of a single audio object
and a single video object . 14
9.1 Case of a single audio object in a broadcast stream . 14
9.1.1 VRML syntax . 14
9.1.2 Coded data . 14
9.2 Case of a single audio object and a single video object in a broadcast stream . 14
9.2.1 VRML syntax . 14
9.2.2 Coded data . 14
10 Example of initiation procedure for audio/video service in an interactive BIFS
stream . 15
11 Example of the stream dependency scheme for interactive BIFS stream of
broadcasting stations . 16
Bibliography . 18

Figure 1 – Interactive BIFS broadcasting . 9
Figure 2 – Changes of the PMT structure in the interactive BIFS broadcasting . 11
Figure 3 – Case of no interpretation on IOD . 12
Figure 4 – Case of expanded IOD in length . 12
Figure 5 – Case of PMT comprised of two or more TS packets . 13
Figure 6 – Case of existence of descriptions about two or more OD streams in IOD . 13
Figure 7 – Example of approach process for audio/video service in interactive BIFS
stream . 16
Figure 8 – Example of stream dependency establishment forms between two
broadcasting stations . 16

– 4 – 62516-2 © IEC:2011
INTERNATIONAL ELECTROTECHNICAL COMMISSION
____________
TERRESTRIAL DIGITAL MULTIMEDIA
BROADCASTING (T-DMB) RECEIVERS –

Part 2: Interactive data services using BIFS

FOREWORD
1) The International Electrotechnical Commission (IEC) is a worldwide organization for standardization comprising
all national electrotechnical committees (IEC National Committees). The object of IEC is to promote
international co-operation on
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