EN 62298-3:2005

Teleweb application - Part 3: Superteletext profile

specifies the TeleWeb Superteletext profile that allows Web-style text and graphics to be displayed on suitable decoders. A TeleWeb service comprises multimedia data files whose format and attributes are defined by this specification. This specification focuses on the presentation layer especially the implementation of TeleWeb HTML. It further defines graphical requirements like colours and fonts and the used content formats

TeleWeb-Anwendung - Teil 3: Superteletext-Profil

Application Teleweb - Partie 3: Profil supertélétexte

specifies the TeleWeb Superteletext profile that allows Web-style text and graphics to be displayed on suitable decoders. A TeleWeb service comprises multimedia data files whose format and attributes are defined by this specification. This specification focuses on the presentation layer especially the implementation of TeleWeb HTML. It further defines graphical requirements like colours and fonts and the used content formats

Televizijski splet (teleweb) – 3. del: Profil superteleteksta (IEC 62298-3:2005)

General Information

• Status: Published
• Publication Date: 23-Jun-2005
• Withdrawal Date: 31-May-2008
• ICS: 33.170 - Television and radio broadcasting
• ICS: 35.240.99 - IT applications in other fields
• Technical Committee: CLC/TC 100X - Audio, video and multimedia systems and equipment and related sub-systems
• Drafting Committee: IEC/TC 100 - IEC_TC_100
• Parallel Committee: IEC/TC 100 - IEC_TC_100
• Current Stage: 6060 - Document made available - Publishing
• Start Date: 24-Jun-2005
• Completion Date: 24-Jun-2005
• Ref Project: SIST EN 62298-3:2006 - Teleweb application -- Part 3: Superteletext profile

Standards Content (Sample)

SLOVENSKI SIST EN 62298-3:2006

STANDARD
januar 2006
Televizijski splet (teleweb) – 3. del: Profil superteleteksta (IEC 62298-3:2005)
(istoveten EN 62298-3:2005)
Teleweb application – Part 3: Superteletext profile (IEC 62298-3:2005)
ICS 33.170; 35.240.99 Referenčna številka
©  Standard je založil in izdal Slovenski inštitut za standardizacijo. Razmnoževanje ali kopiranje celote ali delov tega dokumenta ni dovoljeno

EUROPEAN STANDARD EN 62298-3
NORME EUROPÉENNE
EUROPÄISCHE NORM June 2005
ICS 33.170; 35.240.99
English version
Teleweb application
Part 3: Superteletext profile
(IEC 62298-3:2005)
Application Teleweb TeleWeb-Anwendung
Partie 3: Profil supertélétexte Teil 3: Superteletext-Profil
(CEI 62298-3:2005) (IEC 62298-3:2005)

This European Standard was approved by CENELEC on 2005-06-01. CENELEC members are bound to
comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European
Standard the status of a national standard without any alteration.

Up-to-date lists and bibliographical references concerning such national standards may be obtained on
application to the Central Secretariat or to any CENELEC member.

This European Standard exists in three official versions (English, French, German). A version in any other
language made by translation under the responsibility of a CENELEC member into its own language and
notified to the Central Secretariat has the same status as the official versions.

CENELEC members are the national electrotechnical committees of Austria, Belgium, Cyprus, Czech
Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia,
Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden,
Switzerland and United Kingdom.

CENELEC
European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung

Central Secretariat: rue de Stassart 35, B - 1050 Brussels

© 2005 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members.

Ref. No. EN 62298-3:2005 E
Foreword
The text of document 100/924/FDIS, future edition 1 of IEC 62298-3, prepared by IEC TC 100, Audio,
video and multimedia systems and equipment, was submitted to the IEC-CENELEC parallel vote and
was approved by CENELEC as EN 62298-3 on 2005-06-01.
The following dates were fixed:
– latest date by which the EN has to be implemented
at national level by publication of an identical
national standard or by endorsement (dop) 2006-03-01
-– latest date by which the national standards conflicting
with the EN have to be withdrawn (dow) 2008-06-01
Annex ZA has been added by CENELEC.
__________
Endorsement notice
The text of the International Standard IEC 62298-3:2005 was approved by CENELEC as a European
Standard without any modification.
__________
- 3 - EN 62298-3:2005
Annex ZA
(normative)
Normative references to international publications
with their corresponding European publications
The following referenced documents are indispensable for the application of this document. For dated
references, only the edition cited applies. For undated references, the latest edition of the referenced
document (including any amendments) applies.
NOTE Where an international publication has been modified by common modifications, indicated by (mod), the relevant
EN/HD applies.
Publication Year Title EN/HD Year
1) 2)
IEC 62297-1 - Triggering messages for broadcast EN 62297-1 2005
applications
Part 1: Format
1)
ISO 639-2 - Codes for the representation of names of - -
languages
Part 2: Alpha-3 code
1) 2)
ISO 8601 - Data elements and interchange formats - EN 28601 1992
Information interchange - Representation
of dates and times
ISO/IEC 8859-1 1998 Information technology - 8-bit single-byte - -
coded graphic character sets
Part 1: Latin alphabet No.1
1)
ETSI TS 101 231 - Television systems - Register of Country - -
and Network Identification (CNI), Video
Programming System (VPS) codes and
Application codes for Teletext based
systems
1)
ETSI EN 300 231 - Television systems - Specification of the - -
domestic video Programme Delivery
Control system (PDC)
1)
ETSI EN 300 468 - Specification for Service Information (SI) - -
in DVB systems
1)
ETSI EN 300 706 - Enhanced teletext specification - -

1)
ETSI EN 300 707 - Electronic Programme Guide (EPG) - - -
Protocol for a TV Guide using electronic
data transmission
1)
Undated reference.
2)
Valid edition at date of issue.

INTERNATIONAL IEC
STANDARD 62298-3
First edition
2005-05
TeleWeb application –
Part 3:
Superteletext profile
 IEC 2005  Copyright - all rights reserved
No part of this publication may be reproduced or utilized in any form or by any means, electronic or
mechanical, including photocopying and microfilm, without permission in writing from the publisher.
International Electrotechnical Commission, 3, rue de Varembé, PO Box 131, CH-1211 Geneva 20, Switzerland
Telephone: [phone] Telefax: [phone] E-mail: [e-mail] Web: www.iec.ch
PRICE CODE
Commission Electrotechnique Internationale XD
International Electrotechnical Commission
МеждународнаяЭлектротехническаяКомиссия
For price, see current catalogue

– 2 – 62298-3  IEC:2005(E)
CONTENTS
FOREWORD.4
INTRODUCTION.6

1 Scope.7
2 Normative references .7
3 Terms, definitions and abbreviations .8
3.1 Terms and definitions .8
3.2 Abbreviations .8
4 Display .9
4.1 Colour representation.9
4.2 Text representation .10
4.3 Text placement.12
4.4 Image representation .13
4.5 4:3 and 16:9 aspect ratio displays .13
5 URLs .14
5.1 File naming .15
5.2 Access through page number .15
5.3 TeleWeb file reference scheme .16
5.4 Teletext page reference scheme.18
5.5 NexTView reference scheme .19
5.6 Special function URLs .20
6 Text and hypertext.20
6.1 TeleWeb HTML file format.20
6.2 Syntax of TeleWeb HTML tags .22
6.3 Document structure elements .24
6.4 Header section tags .27
6.5 Paragraph formatting.29
6.6 Character formatting.32
6.7 Hypertext links .36
6.8 Lists .41
6.9 Tables .44
6.10 Images .50
6.11 Ticker text .53
6.12 Exceptional ignored tags .55
7 TeleWeb default style .55
8 Image files.55
8.1 GIF.55
8.2 JPEG .56
9 Content labelling .56
9.1 Predefined themes and identifier coding.56
9.2 Parental ratings.56
10 Special data .56
10.1 Service identification graphic.56
10.2 Home page.57
10.3 Default page.57

62298-3  IEC:2005(E) – 3 –
10.4 Profile upgrade page .57
10.5 ZLIB dictionary files .57
11 Service-related attributes.58
11.1 Name .58
11.2 Information .58
11.3 Language .58
11.4 Transmission schedule .58
12 File-related attributes.59
12.1 General file attributes .60
12.2 File content attributes .61
12.3 Time- and date-related attributes .62
12.4 Storage-related attributes .63
12.5 Special function attributes.63
13 Short and full TeleWeb service .64
14 Individual addressing – Group addressing .65

Annex A (informative)  HTML compatibility .66
Annex B (normative)  Default colour palette specification.69
Annex C (normative)  Table of predefined themes .71
Annex D (informative)  TeleWeb document type definition (DTD) .78
Annex E (informative)  TeleWeb default CSS2 style sheet .87
Annex F (normative)  Font metrics.90
Annex G (informative) TeleWeb Superteletext profile reference decoder .95

Bibliography .98

Table 1 – Default colour palette .10
Table 2 – Font sizes .11
Table 3 – File naming .15
Table 4 – EPG parameters.17
Table 5 – Profile parameter.18
Table 6 – Special function URLs .
...