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CYT85-2019 English PDF

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CYT85-2019: (CD copy terminology)
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Standard ID	Contents [version]	USD	STEP2	[PDF] delivered in	Standard Title (Description)	Status	PDF
CY/T 85-2019	English	1649	Add to Cart	8 days [Need to translate]	(CD copy terminology)	Valid	CY/T 85-2019

PDF similar to CYT85-2019

Standard similar to CYT85-2019

GB/T 38668 GB/T 37720 GB/T 29768 CY/Z 23 CY/T 86 CY/T 68

Basic data

Standard ID	CY/T 85-2019 (CY/T85-2019)
Description (Translated English)	(CD copy terminology)
Sector / Industry	Press & Publication Industry Standard (Recommended)
Classification of Chinese Standard	L64
Word Count Estimation	66,615
Date of Issue	2019-11-28
Date of Implementation	2020-01-01
Regulation (derived from)	National News-Press Announcement (2019) No. 40
Issuing agency(ies)	State Press and Publication Administration

CYT85-2019: (CD copy terminology)

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Optical disc replication industry terminology ICS 33.160.30 L 64 CY Press and Publication Industry Standard of the People's Republic of China Replace CY/T 85-2012 Disc Copy Terminology.2019-11-28 Released 2020-01-01 implementation Published by the National Press and Publication Administration

Foreword... Introduction...IV 1 Scope...1 2 Basic Concepts of Disc Copy...1 3 Terminology of production process equipment and components for optical disc reproduction...12 4 Disc detection and detection parameter terminology...22 5 Other terms related to disc copy...39 References...45 Index...46

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces CY/T 85-2012 "Optical Disk Copy Terminology". Compared with CY/T 85-2012, the main technical changes are as follows. -Added introduction, explained the term structure, and adjusted the classification of some terms in the original other categories; --Added BD disc related terms (see 4.17～4.20, 4.26, 4.29, 4.34, 4.67～4.75); --In the original terminology, the corresponding content of BD discs has been added (see 2.81,.2012 version 2.52; 4.22,.2012 version 4.18; 4.31,.2012 Version 4.27; 4.64, version 4.60 in.2012); --Added the related terminology of holographic disc HVD (see 5.11～5.36); --Modified some terms (2.5 "CD read-only disc",.2012 edition 2.5; 2.17 "recordable optical disc",.2012 edition 2.17; 2.20 "Dual Layer Recordable DVD Disc",.2012 edition 2.20; 2.57 "Single Layer Disc",.2012 edition 2.39; 2.58 "Double Layer CD",.2012 version 2.40; 2.59 "semi-reflective layer",.2012 version 2.41; 2.60 "zero layer",.2012 version 2.42; 2.61 "1st floor",.2012 version 2.43; 2.64 "barcode identification area",.2012 version 5.23; 2.65 "power calibration area",.2012 Annual version 5.24; 3.33 "Writing strategy",.2012 version 3.30; 4.29 "Normalized 8T high frequency modulation signal",.2012 version 4.25 Wait). This standard was proposed by the National Press and Publication Administration. This standard is under the jurisdiction of the National Press and Publication Standardization Technical Committee (SAC/TC 527). Drafting organizations of this standard. AVIC Yuming (Anyang) Technology Co., Ltd., National Engineering Research Center for CD-ROM, Tsinghua University, Beijing Polystar Data CD Co., Ltd., Beijing Tongfang CD Co., Ltd., Guangdong Zijing Information Storage Technology Co., Ltd. The main drafters of this standard. Chen Zheng, Xu Bin, Su Chenyu, Yang Yuxin, Liu Jianmin, Wang Qin, Lu Zhou, Cao Hongsui, Shi Duanzheng, Swimming.

Introduction

The terminology of optical disc reproduction consists of four parts. basic concepts, production process equipment and components, optical disc inspection and inspection parameters, and other related concepts. The structure is shown in Figure 1.

1 Scope

This standard defines professional terms in the field of optical disc duplication. This standard applies to the production and communication of the optical disc duplication industry, and other industries involved in optical disc duplication can refer to it.

2 Basic Concepts of Disc Copy

2.1 Optical disc A disc that uses a light beam to read or write information on the recording layer to record digital and/or analog information. Note 1.Discs can be divided into diameters of 300mm, 120mm, 80mm and special-shaped according to their size; according to the read-write function, they can be divided into read-only and recordable discs, and recordable optical discs. The disc contains a write-once read-write disc and a rewritable disc; according to the structure, it can be divided into one reading surface, one information layer, and one reading surface with multiple information Layers, two reading surfaces each with one information layer and two reading surfaces with multiple information layers, etc.; according to the information format, type or use function of the record can be divided into Different types of LD, CD, DVD, Blu-ray (BD) discs, etc. Note 2.Rewrite GB/T 17933-2012, definition 3.3. 2.2 Read-only optical disc Discs whose information is determined at the time of manufacture can only be read and cannot be rewritten. Note. Rewrite GB/T 17933-2012, definition 3.5. 2.3 Compact disc CD A series of optical discs that store digital information. Note 1.There are two kinds of diameter 120mm and 80mm, mainly including CD-DA, CD-ROM, VCD, etc. Note 2.Rewrite GB/T 17933-2012, definition 3.7. 2.4 Compact disc-digital audio CD-DA An optical disc product that stores digitized audio information on a CD with 8-14 modulation (EFM) encoding. Note. Rewrite CY/T 50-2008, definition 6.9. 2.5 Compact disc-read only memory CD-ROM Read-only CD-ROM for computers. Note. Rewrite GB/T 17933-2012, definition 3.9. 2.6 Compact disc interactive CD-I CD disc products with interactive operation functions such as audio and video information. Note. Rewrite GB/T 17933-2012, definition 3.11. 2.7 Extended CD-ROM compact disc read-only-memory/extended architecture CD-ROM/XA Products that add some CD-I functions to CD-ROM discs can store compressed audio, video, photos and computer data. 2.8 Photo-compact disc PHOTO-CD CD disc products used to record digital photo information can also be used to store text, graphics, and audio information. Note. Rewrite GB/T 17933-2012, definition 3.15. 2.9 Video compact disc VCD CD disc products that store audio and video information in MPEG1 encoding and compression format. Note 1.The single-sided playback time is about 74 minutes, and the horizontal resolution of the image is about 250 lines. Note 2.Rewrite GB/T 17933-2012, definition 3.10. 2.10 Super video compact disc SVCD It is a CD disc product that stores audio and video information in an MPEG2 image encoding compression method that supports variable bit rates. Note 1.The single-sided playback time is about 40 minutes, the image horizontal resolution is about 350 lines, and surround sound can be played. Note 2.Rewrite GB/T 17933-2012, definition 3.12. 2.11 Super audio compact disc SACD Double-layer structure optical disc products using direct bit stream (DSD-Direct Stream Digital) audio coding. Note 1.SACD can provide high-fidelity digital audio reproduction. Note 2.Rewrite CY/T 50-2008, definition 6.14. 2.12 Hybrid disc CD-ROM using two file systems. Note. The data of the two file systems (usually ISO 9660 and HFS), such as volume descriptors, occupies different areas on the disc. Hybrid disc is designed Cheng can be used under both PC and Macintosh computer systems. The CD contains public data that can be accessed by two file systems and only one file system. Unique data accessed by the system. 2.13 Digital versatile disc DVD The general term for optical discs whose basic format meets the ISO /IEC 16448 standard. Note 1.The diameter of the disc surface is generally 120mm or 80mm, the thickness of a single layer is 0.6mm, and the thickness of the two layers is 1.2mm after bonding. Data capacity is divided into DVD5 (4.7GB), DVD10 (9.4GB), DVD9 (8.5GB), DVD18 (17GB) and other 4 specifications. Note 2.Rewrite GB/T 17933-2012, definition 3.17. 2.14 DVD video disc digital versatile disc-video DVD-Video DVD format disc products that use MPEG2 encoding and compression format to store SD video programs. 2.15 DVD audio disc digital versatile disc-audio DVD-Audio DVD format disc products that store audio programs digitally. 2.16 DVD read-only disc digital versatile disc- read only memory DVD-ROM DVD format read-only optical disc products for computer data storage. 2.17 Recordable disc recordable The general term for optical discs that can be used to write information by laser recording. Note. Including information write-once recordable CD and rewritable CD. 2.18 Compact disc-recordable CD-R A recordable optical disc product in CD format that writes information at one time by laser recording. Note. Rewrite CY/T 50-2008 and define 6.21. 2.19 Digital versatile disc-recordable A recordable optical disc product in DVD format that writes information at a time by laser burning. Note. There are two formats. DVD-R and DVD R. DVD-R (DVD-recordable) uses a frequency of 141kHz Wobble Groove to track Track tracking recording and land pre-recording pit (LPP, Land Pre-Pit) addressing. DVD R uses a wobble groove with a frequency of 817kHz for track tracking and burning And pre-groove address (ADIP, ADdress In Pre-groove) addressing. DVD R and DVD-R are not compatible with each other. 2.20 Dual-layer recordable DVD DVDR DL A single-sided double-layer recordable optical disc product with a storage capacity of 8.5GB. 2.21 Compact disc-rewritable CD-RW CD format disc products that can be rewritten many times. 2.22 Digital versatile disc- rewritable DVD format disc products that can be rewritten multiple times. Note. Similar to recordable DVD discs, rewritable DVD discs are also divided into two formats, DVD-RW and DVD RW, which are not compatible with each other. 2.23 Digital versatile disc--random access memory DVD-RAM DVD format disc products that can be rewritten multiple times, allowing random access to data, and are not compatible with DVD-RW and DVD RW. 2.24 Blu-ray Disc BD Using 405nm blue laser, 0.85 numerical aperture objective lens and 0.1mm thickness reading layer (the disc is composed of 1.1mm substrate and 0.1mm The reading layer is glued together). Note. There are two types of recordable BD discs, one-time BD-R and rewritable BD-RE. At present, common BD discs are. single-sided single-layer 25GB, single-sided double-layer 50GB, single-sided triple 100G. 2.25 BD-Recordable disc BD-R It is a recordable optical disc based on BD format that cannot be rewritten once and read out many times. After recording, the reflectivity changes from high to low or from low to high Way to record information. 2.26 High-definition disc Video disc products with a resolution of 1920×1080i, 1280×720p or 1920×1080p pixel playback standard. 2.27 Replication (duplication) The process of recording information from one carrier to another. Note. Rewrite CY/T 50-2008 and define 2.48. 2.28 Reproduction certification of entrustment A written certificate that the publishing unit entrusts the CD copying unit to copy the CD. [GB/T 17933-2012, definition 5.1] 2.29 Source identified code SID Read-only optical disc copy production equipment special identification. Note. The source identification code is issued by the International Federation of Phonographic Industry (IFPI) and is molded in the disc clamping area to identify the source of the disc mastering and reproduction production. 2.30 Replication of read-only optical disc The production behavior of CD-ROMs for batch production of read-only CDs with the same format and content through template injection molding. 2.31 Replication of (recorder) recordable and rewritable disc The production behavior of discs in batch production of recordable discs in the same format through template injection molding. 2.32 Duplication (content replication) of (recorder) recordable and rewritable disc The act of using a recorder to transcribe data of the same format and content to recordable discs in batches. 2.33 Physical format of optical disc The specification of a series of processing procedures required to record information on the physical layer of an optical disc, including data modulation and error correction coding. 2.34 Application format of optical disc The specification of information source (such as audio and video) coding and decoding, navigation system, etc. on the optical disc application level. 2.35 File format of optical disc Define the directory, file structure and various other information about the contents of the disc on the disc. Note. The CD file format is a necessary condition for the storage medium to allow its information files to be accessed, such as ISO 9660 and UDF formats, also known as file systems (file system). 2.36 The standard format of CD-ROM files developed by the International Organization for Standardization. Note. The ISO 9660 format is used to support data exchange between different operating systems (Unix, Linux, Windows and Mac OS). Based on ISO 9660 The Joliet format extension has been added to support long file names and non-ASCII character sets. 2.37 Universal disc format UDF A file system format used for various optical disc media. Note. UDF uses standard packaging and writing technology to treat recordable discs as hard drives, and files can be deleted from the disc. 2.38 Hierarchical filing system HFS A file system for the Macintosh platform. 2.39 Digital theater system DTS A high-quality multi-track surround sound technology for movies and music. Use sound correlation to efficiently compress data, so that the sampling rate is It reaches 192kHz at 24-bit. A format system used for multi-channel audio encoding of discs such as movie theaters or DVD-Video. 2.40 Dolby digital 5.1 A lossy compressed multi-channel audio encoding format that uses 5 speakers and 1 subwoofer to achieve an immersive feeling Way of playing music. Note. The surround sound system provided by Dolby Digital 5.1 (AC-3) consists of 5 full frequency domain channels (left, center, right, left surround and right surround) and 1 subwoofer The channel composition is called 5.1 channel. Used in DVD-Video and other optical disc systems. 2.41 Dolby pro-logic surround sound A technology that decodes stereo programs into multi-channel output surround sound programs through a matrix decoder. 2.42 Tomlinson holman experiment THX A standard certification suitable for various audio format playback environments. Note 1.THX certification is the exclusive professional certification standard for global video, audio and other commercial theater and home theater equipment, providing complete quality for theater audiovisual equipment Specifications and requirements. Note 2.For a theater, THX indicates that the movie sound system and acoustic indicators of the theater meet the THX parameter requirements. For home theater, the THX standard The logo refers to the components of the system, such as the sound processor and speaker system, which meet the parameter requirements of THX playback processing. 2.43 Pulse-code modulation PCM The analog signal is sampled and the sample value is quantized, and then converted into a digital signal modulation method through coding. 2.44 Adaptive differential pulse code modulation ADPCM Audio compression coding that encodes the difference between the predicted value of the signal and the absolute value of the original waveform to improve the compression efficiency technology. 2.45 Linear pulse code modulation LPCM An audio coding format that converts analog audio signals into digital signals by continuous linear sampling without compression. 2.46 High definition compatible digital HDCD A digital encoding and decoding process used for disc and DVD audio recording. Note. It is an enhanced version of PCM encoding. When using an HDCD player, the sound quality of the CD can be improved, but when using an ordinary player, the quality will not be reduced. the amount. HDCD uses the least important bits of each sample to provide additional information, increasing the number of bits per sample from 16 bits to 20 bits. 2.47 Sound retrieval system SRS A system technology that uses two speakers to realize three-dimensional stereo simulation. Note. Only two speakers can restore a 5-channel surround effect from any audio source (without Dolby coding), and it has nothing to do with the listener's listening position. Developed by the Irvine Physics Laboratory of the University of California. 2.48 DVD5 A single-sided, single-layer read-only DVD format disc with a maximum user data storage capacity of 4.7GB (see Figure 2). 2.49 DVD9 Single-sided double-layer read-only DVD format disc, the maximum user data storage capacity is 8.5GB (see Figure 2). 2.50 DVD10 Double-sided single-layer read-only DVD format disc with a maximum user data storage capacity of 9.4GB (see Figure 2). 2.51 DVD18 Double-sided double-layer read-only DVD format disc with a maximum user data storage capacity of 17GB (see Figure 2). 2.52 25G recordable Blu-ray disc BD-R25 BD-RSL A single-sided single-layer recordable Blu-ray disc with a maximum user data storage capacity of 25GB. 2.53 50G recordable Blu-ray Disc BD-R50 BD-RDL A single-sided double-layer recordable Blu-ray disc with a maximum user data storage capacity of 50GB. 2.54 100G recordable Blu-ray disc BD-R100 BD-RXL A single-sided three-layer recordable Blu-ray disc with a maximum user data storage capacity of 100GB. 2.55 Entrance surface The surface of the disc that the laser beam first touches when the disc is in use. 2.56 Substrate The substrate for carrying the information layer of the optical disc. Note. For CD and DVD discs, the thickness of the disc base is 1.2mm and 0.6mm respectively. 2.57 Single layer optical disc An optical disc with only one information layer. Example. DVD5 is a single-layer DVD disc. 2.58 Dual layer optical disc A disc with two information layers. Example. DVD9 is a double-layer DVD disc. 2.59 Semi-reflective layer In dual-layer discs (such as DVD9), the reflective layer through which the reading laser passes first. Note. Since the data of another layer needs to be read through the reflective layer, a semi-reflective layer is made. 2.60 Zero layer 0 In a dual-layer optical disc, the first information layer to be read. 2.61 Layer 1 In a dual-layer disc, the information layer read after the zero layer. 2.62 Space layer In a dual-layer optical disc, the transparent layer between two information layers that can be read from the same incident surface (see Figure 2). Figure 2 Schematic diagram of DVD disc types 2.63 Clamping area The area with a diameter of 26 mm～33 mm in an optical disc is used for clamping and fixing the optical disc during use. 2.64 Brust cutting area BCA Located in the circular area of recordable Blu-ray discs with a radius of 21 mm～22.2 mm, distributed and arranged low reflection bars formed by high-power laser recording The pattern is used to burn bar codes to store disc-related information by forming a high and low reflectivity comparison with the unrecorded area. 2.65 Power calibration area PCA Located in the starting area of recordable optical discs, it is a special area for marking the laser power required for writing. 2.66

TOC Information describing track distribution in the lead-in area of the disc. Note. TOC is similar to the partition table of a hard disk. For example, the table of contents of the CD disc lists the start time code of each song on the disc. 2.67 Lead-in area The starting area of the data recording information on the disc. Note. The lead-in area of the CD contains a table of contents (TOC). The lead-in area of the DVD contains information about the content of the disc and the type of disc. 2.68 Program area The area in the disc where data information is recorded. Note. The program area contains data representing audio and video. In a multi-section CD, each section has a program area. 2.69 Lead-out area The last area of the disc for data recording information. Immediately behind the program area. 2.70 Cross-interleaved Reed-Solomon code CIRC Error detection and/or error correction codes used by CD discs to correct errors. 2.71 8-14 modulation eight-fourteen modulation EFM Modulation and coding method for CD-type discs. Every 8-bit data is converted into 14-bit channel bits on the disc, so that the adjacent "0" or The number of "1"s is maintained at 3-11. 2.72 8-16 modulation EFM plus Modulation and coding method for DVD discs. Every 8-bit data is converted into 16-bit channel bits on the disc, making the adjacent "0" on the DVD disc Or keep the number of "1" at 3-14. 2.73 17PP modulation code A modulation code with at least 1 "0" and at most 7 "0"s between any two symbol "1" in the BD disc encoded sequence Code method. The minimum recording pit (or land) length on the disc is 2T. 2.74 Track A continuous spiral line composed of pits or grooves for recording information in an optical disc. Note. A disc can contain multiple tracks. 2.75 Parallel track path PTP In a dual-layer optical disc, the zero-layer and one-layer two-layer data all start at the inner diameter of the disc and end near the outer diameter. 2.76 Opposite track path OTP In a dual-layer optical disc, the zero-layer data starts when the inner diameter of the disc reaches the outer diameter, and the data of one layer starts from the outer diameter of the disc and reaches the inner diameter or nearby. Zone ends. 2.77 Channel bit When the optical disc is read, the modulated binary value 0 or 1 is obtained. Note. Use laser to scan recording marks of different lengths (such as pits or land) in the optical disc to obtain a channel bit sequence with a binary value of 0 or 1 after modulation. Per channel The bit length corresponds to a standard clock cycle (1T). Different types of optical disc products require different channel bit speeds and scanning speeds, so they have There are respective standard clock cycles. Example. For DVD5 disc, when the channel bit speed is 26.15625 Mb/s, the scanning speed is 3.49 m/s±0.03 m/s, 1 T = 1/26156250 s = 38.2 ns, the length of 1 channel bit = 1T × 3.49 m/s = 133.4 nm. 2.78 Sector The smallest addressable unit of the track in the information area can be accessed independently of other addressable parts. For CD-ROM and DVD, the number of sectors The data contains 2048 bytes of user data. 2.79 Physical sector number The consecutive sequence numbers assigned to the physical sectors of the optical disc. 2.80 Logical sector number Indicates the logical position number of the sector. 2.81 Read and write speed of optical disc The speed at which information can be read and written in an optical disc. Note. For CD-type discs, 1x speed (1X) refers to the angular velocity of the channel inner circle of.200 r/min and the channel outer circle of 500 r/min. The linear velocity is 1.2m/s～1.4m/s. The 1x user data speed of CD-ROM is 150 KB/s. For DVD discs, the linear speed of single-sided discs (DVD5, DVD10) is 3.49 m/s, double The linear speed of the surface optical disc (DVD9, DVD18) is 3.84 m/s, and the user data speed of 1x speed is 1318 KB/s. For BD type discs, single-sided disc line speed The speed is 4.917 m/s, and the 1x user data speed is 66 MB/s. 2.82 Constant angular velocity CAV Rotate at a fixed angular velocity. 2.83 Constant linear velocity CLV Rotate at a fixed linear speed. 2.84 Limit equalize The signal equalization processing technology for optical discs can effectively enhance high-frequency signals without increasing inter-symbol interference, thereby improving Read the signal-to-noise ratio of the signal. 2.85 Partial response maximum likelihood PRML It is used in the signal recognition processing scheme of Blu-ray Disc, etc. which adopts sequence detection. Replace the linear equalization level detection scheme of CD and DVD.

3 Terminology of production process equipment and components

3.1 Pre-mastering Prematuration The data preparation process before the master disk is burned. 3.2 Lossless compression A data compression process in which the original data can be completely recovered. 3.3 Lossy compression A data compression process in which the original data cannot be completely recovered. 3.4 Digital audio tape DAT A tape product that records sound in PCM format. It can be used as a data carrier for mastering. 3.5 Digital linear tape DLT Digital linear storage tape cassette with 1/2 inch bandwidth. Note. Developed by DEC and Quantum Company, the capacity is 10 GB ~ 80 GB, the transmission rate is 1.25 MB/s ~ 10 MB/s, and it can be used as a data carrier for master disk production. 3.6 Exabyte tape Digital tape based on 8mm video tape. Note. Developed by Exabyte, the capacity can reach 150 GB, which can be used as a data carrier for master disk production. 3.7 Authoring The process of source coding, interactive interface design, data integration, digital copyright protection, etc. for CD programs. 3.8 Authoring system The software and hardware system used to compile the contents of the disc. 3.9 Disc description protocol DDP The file standard of CD and DVD data used for master disk production is used to trace on tape or hard disk during program editing and master disk manufacturing process. An industrial protocol for CD...

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