EN 60908:1999

Audio recording - Compact disc digital audio system

Applies to a pre-recorded optical reflective digital audio disc system. Defines those parameters of compact discs that affect interchangeability between discs and players. Is also intended as a reference for manufacturers wishing to produce discs and/or players that conform to the system described.

Tonaufzeichnung - Digital-Audio-System Compact Disc

Enregistrement audio - Système audionumérique à disque compact

S'applique à un système audionumérique à disque enregistré, lu par réflexion optique. Définit les caractéristiques des disques compacts qui conditionnent l'interchangeabilité entre disques et lecteurs. Constitue une référence pour les constructeurs qui ont l'intention de fabriquer des disques ou des lecteurs conformes au système décrit.

Audio recording - Compact disc digital audio system (IEC 60908:1999)

General Information

• Status: Published
• Publication Date: 03-Mar-1999
• Withdrawal Date: 31-Oct-2001
• ICS: 33.160.30 - Audio systems
• 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: 04-Mar-1999
• Completion Date: 04-Mar-1999
• Ref Project: SIST EN 60908:2000 - Audio recording - Compact disc digital audio system

Relations

• Replaces: EN 60908:1992/A1:1993 - Compact disc digital audio system
• Effective Date: 28-Jan-2023

Standards Content (Sample)

SLOVENSKI STANDARD
01-april-2000
Audio recording - Compact disc digital audio system (IEC 60908:1999)
Audio recording - Compact disc digital audio system
Tonaufzeichnung - Digital-Audio-System Compact Disc
Enregistrement audio - Système audionumérique à disque compact
Ta slovenski standard je istoveten z: EN 60908:1999
ICS:
33.160.30 Avdio sistemi Audio systems
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

NORME
CEI
INTERNATIONALE
IEC
INTERNATIONAL
Deuxième édition
STANDARD
Second edition
1999-02
Enregistrement audio –
Système audionumérique à disque compact
Audio recording –
Compact disc digital audio system
 IEC 1999 Droits de reproduction réservés  Copyright - all rights reserved
Aucune partie de cette publication ne peut être reproduite ni No part of this publication may be reproduced or utilized in
utilisée sous quelque forme que ce soit et par aucun any form or by any means, electronic or mechanical,
procédé, électronique ou mécanique, y compris la photo- including photocopying and microfilm, without permission in
copie et les microfilms, sans l'accord écrit de l'éditeur. writing from the publisher.
International Electrotechnical Commission 3, rue de Varembé Geneva, Switzerland
Telefax: [phone] e-mail: [e-mail] IEC web site http://www.iec.ch
CODE PRIX
Commission Electrotechnique Internationale
PRICE CODE XD
International Electrotechnical Commission
Pour prix, voir catalogue en vigueur
For price, see current catalogue

60908  IEC:1999 – 3 –
CONTENTS
Page
FOREWORD .11
Clause
1 Scope and object . 13
2 Normative references . 13
3 Description of system . 15
4 Requirements for measurements. 15
4.1 Conditions of measurement. 15
4.2 Requirements for the measuring pick-up . 15
4.3 Requirements for the clamping of the disc . 17
5 Mechanical parameters . 17
5.1 Outer dimensions of disc. 17
5.2 Centre hole dimensions. 17
5.3 Thickness of disc . 17
5.4 Labelling . 17
5.5 Reference plane. 17
5.6 Clamping area. 17
5.7 Mass of disc. 19
5.8 Limits for the deflections of the read-out side of the disc. 19
6 Optical parameters. 19
6.1 Thickness of transparent substrate. 19
6.2 Refractive index . 19
6.3 Limits for the angular deviation of the reflected beam (α). 19
6.4 Birefringence of transparent substrate . 19
6.5 Reflectivity . 19
6.6 Limits for reflectivity variation in program area. 19
7 Recording parameters . 19
7.1 Rotation during playback . 19
7.2 Track . 19
7.3 Limits for deviations of information layer perpendicular to reference plane . 21
7.4 Limits for radial deviations of the track . 21
8 Environmental conditions for playing the compact disc. 21
8.1 Playing the compact disc. 21
8.2 Temperature and humidity requirements. 21
9 High-frequency signal. 23
9.1 Measurement conditions . 23
9.2 Modulation amplitude . 23
9.3 Signal asymmetry. 23
9.4 Cross-talk . 23
9.5 Frequency modulation of the channel bit frequency (see clause 13) . 23
10 Radial differential (RD) signal. 25
10.1 Measurement conditions . 25
10.2 Shape of the radial differential signal. 25
10.3 Sensitivity to radial offset . 25
10.4 Noise . 25

60908  IEC:1999 – 5 –
Clause Page
11 Defects . 27
11.1 Block error rate (BLER) . 27
11.2 Local defects . 27
12 General – Recorded parameters. 27
13 Eight to 14 modulation code (EFM-code) . 29
14 Frame format . 31
15 EFM-modulator . 31
16 Error correction .31
16.1 General. 31
16.2 Structure. 33
16.3 CIRC encoder and decoder . 33
17 Subcode/control and display system . 33
17.1 General. 33
17.2 Data format. 35
17.3 Subcode structure. 35
17.4 Channel P. 35
17.5 Channel Q. 37
17.6 Channels R to W inclusive. 45
18 General. 45
19 General data organization . 45
19.1 Basic format. 45
19.2 PACK format. 47
19.3 Error correction parity P . 47
19.4 Interleaving . 49
19.5 P-parity encoder and interleave sequence . 49
19.6 P-parity decoder and de-interleave sequence . 49
19.7 Error-correction parity Q. 49
19.8 Q-parity encoder . 51
19.9 Q-parity decoder . 51
20 ZERO mode (MODE = 0, ITEM = 0). 51
20.1 General. 51
20.2 ZERO mode PACK format . 51
21 LINE GRAPHICS mode (MODE = 1, ITEM = 0) . 53
21.1 General. 53
21.2 LINE-GRAPHICS mode PACK format . 53
21.3 LINE-GRAPHICS mode FONT format . 55
21.4 LINE-GRAPHICS mode SCREEN format . 55
21.5 LINE-GRAPHICS mode colour table . 57
21.6 LINE-GRAPHICS mode instructions . 57
22 TV-GRAPHICS mode (MODE = 1, ITEM = 1) . 61
22.1 General. 61
22.2 TV-GRAPHICS mode PACK format . 61
22.3 TV-GRAPHICS mode FONT format . 63
22.4 TV-GRAPHICS mode SCREEN format . 63
22.5 TV-GRAPHICS mode instructions. 65

60908  IEC:1999 – 7 –
Clause Page
23 EXTENDED TV-GRAPHICS mode (MODE = 1, ITEM = 1 & 2). 77
23.1 General. 77
23.2 EXTENDED TV-GRAPHICS mode PACK format. 79
23.3 EXTENDED TV-GRAPHICS mode FONT format. 79
23.4 EXTENDED TV-GRAPHICS mode SCREEN and MEMORY formats. 79
23.5 EXTENDED TV-GRAPHICS mode instructions . 81
24 MIDI mode (MODE = 3, ITEM = 0) . 91
24.1 General. 91
24.2 MIDI mode PACK format . 93
25 USER mode (MODE = 7, ITEM = 0). 93
25.1 General. 93
25.2 USER mode PACK format . 95
26 CD TEXT mode (MODE = 2, ITEM = 1, 2, 3, 5, 6, 7 or MODE = 4) . 95
26.1 General. 95
26.2 CD TEXT mode for the lead-in area (MODE = 4) . 97
26.3 CD TEXT mode for the program area (MODE = 2) .113
26.4 Mandatory, recommended and optional items .125
26.5 Repetition rate and skew .129
Annexes
Annex A (informative) Examples of the combination of the EFM-code with 3 extra channel
bits. .185
Annex B (normative) Abbreviations .189
Annex C (informative) Recommendations .
...