1、 Reference numberISO/IEC 23912:2005(E)ISO/IEC 2005 INTERNATIONAL STANDARD ISO/IEC23912First edition2005-11-01Corrected version2006-04-01Information technology 80 mm(1,46 Gbytes per side)and 120 mm(4,70 Gbytes per side)DVD Recordable Disk(DVD-R)Technologies de linformation Disque enregistrable DVD(DV
2、D-R)de 80 mm(1,46 GB par face)et 120 mm(4,7 GB par face)de diamtre ISO/IEC 23912:2005(E)PDF disclaimer This PDF file may contain embedded typefaces.In accordance with Adobes licensing policy,this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licens
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5、ound,please inform the Central Secretariat at the address given below.ISO/IEC 2005 All rights reserved.Unless otherwise specified,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
6、writing from either ISO at the address below or ISOs member body in the country of the requester.ISO copyright office Case postale 56 CH-1211 Geneva 20 Tel.+41 22 749 01 11 Fax +41 22 749 09 47 E-mail copyrightiso.org Web www.iso.org Published in Switzerland ii ISO/IEC 2005 All rights reserved ISO/I
7、EC 23912:2005(E)ISO/IEC 2005 All rights reserved iii Contents Page 1 Scope.1 2 Conformance.1 2.1 Optical Disk.1 2.2 Generating system.1 2.3 Receiving system.2 3 Normative references.2 4 Terms and definitions.2 5 Conventions and notations.4 5.1 Representation of numbers.4 5.2 Names.5 6 Acronyms.5 7 G
8、eneral description of a disk.6 8 General requirement.7 8.1 Environments.7 8.1.1 Test environment.7 8.1.2 Operating environment.7 8.1.3 Storage environment.8 8.1.4 Transportation.8 8.2 Safety requirements.9 8.3 Flammability.9 9 Reference measurement devices.9 9.1 Pick-Up Head(PUH).9 9.1.1 PUH for mea
9、suring recorded disks.9 9.1.2 PUH for measuring unrecorded disks.11 9.2 Measurement conditions.12 9.2.1 Recorded and unrecorded disk.12 9.2.2 Recorded disk.12 9.2.3 Unrecorded disk.12 9.3 Normalized servo transfer function.12 9.4 Reference servo for axial tracking.13 9.5 Reference servo for radial t
10、racking.14 Section 2-Dimensional,mechanical and physical characteristics of the disk.16 10 Dimensional characteristics.16 10.1 Overall dimensions.17 10.2 First transition area.18 10.3 Second transition area.18 10.4 Clamping Zone.18 10.5 Third transition area.18 10.6 R-Information Zone.19 10.6.1 Sub-
11、divisions of the R-Information Zone.19 10.7 Information Zone.19 10.7.1 Sub-divisions of the Information zone.19 10.8 Track geometry.20 10.9 Channel bit length.20 10.10 Rim area.21 10.11 Remark on tolerances.21 10.12 Label.21 Section 1-General.1 ISO/IEC 23912:2005(E)ISO/IEC 2005 All rights reservediv
12、 11 Mechanical parameters.22 11.1 Mass.22 11.2 Moment of inertia.22 11.3 Dynamic imbalance.22 11.4 Sense of rotation.22 11.5 Runout.22 11.5.1 Axial runout.22 11.5.2 Radial runout.22 12 Optical parameters.23 12.1 Recorded and unrecorded disk parameters.23 12.1.1 Index of refraction.23 12.1.2 Thicknes
13、s of the transparent substrate.23 12.1.3 Angular deviation.23 12.1.4 Birefringence of the transparent substrate.24 12.2 Recorded disk reflectivity.24 12.3 Unrecorded disk parameters.24 12.3.1 Polarity of reflectivity modulation.24 12.3.2 Recording power sensitivity variation.24 Section 3-Operational
14、 signals.25 13 Operational signals for recorded disk.25 13.1 Measurement conditions.25 13.2 Read conditions.25 13.3 Recorded disk high frequency(HF)signals.25 13.3.1 Modulated amplitude.25 13.3.2 Signal asymmetry.26 13.3.3 Cross-track signal.26 13.4 Quality of signals.26 13.4.1 Jitter.26 13.4.2 Rand
15、om errors.26 13.4.3 Defects.26 13.5 Servo signals.27 13.5.1 Differential phase tracking error signal.27 13.5.2 Tangential push-pull signal.27 13.6 Groove wobble signal.29 14 Operational signals for the unrecorded disk.30 14.1 Measurement conditions.30 14.2 Recording conditions.30 14.3 Basic write st
16、rategy for media testing.30 14.3.1 Definition of the write pulse.31 14.4 Servo signals.31 14.4.1 Radial push-pull tracking error signal.32 14.4.2 Defects.33 14.5 Addressing signals.33 14.5.1 Land Pre-Pit signal.33 14.5.2 Groove wobble signal.35 14.5.3 Relation in phase between wobble and Land Pre-Pit.35 Section 4-Data format.37 15 General.37 16 Data Frames.37 16.1 Identification Data(ID).38 16.2 ID Error Detection Code.39 16.3 RSV.39 16.4 Error Detection Code.39 17 Scrambled Frames.39 18 ECC Blo
