ECMA 377 : 1ED 2007

Section 1 - General
1 Scope
2 Conformance
   2.1 Holographic Disk Cartridge
   2.2 Generating system
   2.3 Receiving system
   2.4 Compatibility statement
3 References
4 Definitions
   4.1 asymmetry
   4.2 case
   4.3 case reference plane
   4.4 clamping zone
   4.5 cover layer
   4.6 Data Page
   4.7 Data Page hologram
   4.8 Data Page hologram pitch
   4.9 data reading beam
   4.10 data reading energy
   4.11 data recording beam
   4.12 data recording energy
   4.13 disk reference plane
   4.14 entrance surface
   4.15 Error Correction Code (ECC)
   4.16 finalizing
   4.17 fixing
   4.18 format
   4.19 hologram track
   4.20 holographic disk
   4.21 Holographic Disk Cartridge (HDC)
   4.22 holographic recording
   4.23 packet
   4.24 Permanent holographic information (Phi)
        type (of medium)
   4.25 pit
   4.26 pit layer
   4.27 pit track
   4.28 pixel
   4.29 recording layer
   4.30 Reference Drive
   4.31 Reference Pattern
   4.32 Reed-Solomon code
   4.33 spatial light modulator
   4.34 Specific Disk Information (SDI)
   4.35 spindle
   4.36 Sub-Page
   4.37 substrate
   4.38 Symbol
   4.39 Sync Mark
   4.40 track
   4.41 tracking/addressing beam
   4.42 tracking/addressing reading power
   4.43 track pitch
   4.44 User data Zone
   4.45 write-inhibit hole
   4.46 zone
5 Conventions and notations
   5.1 Representation of numbers
   5.2 Names
6 Acronyms
7 General description
8 General requirement
   8.1 Environments
   8.2 Temperature shock
   8.3 Safety requirements
   8.4 Flammability
9 Reference Drive
   9.1 Optical system
   9.2 Tracking and Addressing Channel
   9.3 Data Holographic Recording Channel
   9.4 Data Holographic Reading Channel
   9.5 Conditions for measuring the operational signals
   9.6 Fixing
Section 2 - Mechanical and physical characteristics
10 Dimensional, mechanical, and physical characteristics
   of the case
   10.1 General description of the case
   10.2 Reference axes and case reference plane
   10.3 Case drawings
   10.4 Dimensions of the case
   10.5 Mechanical characteristics
   10.6 Light-proof characteristics
   10.7 Drop test
   10.8 Electro-static discharge test
11 Dimensional, mechanical, and physical characteristics
   of the disk
   11.1 General description of the disk
   11.2 Reference axis and plane of the disk
   11.3 Dimensions of the disk
   11.4 Clamping Zone
   11.5 Mechanical characteristics
   11.6 Optical characteristics
12 Interface between cartridge and drive
   12.1 Clamping method
   12.2 Tapered cone for disk clamping
   12.3 Clamping force
   12.4 Capture cylinder
   12.5 Disk position in operating condition
Section 3 - Format of information
13 General description
14 Tracking and addressing information format/Specific
   Disk Information format
   14.1 Pit track pitch
   14.2 Pit track format
   14.3 Specific Disk Information (SDI)
   14.4 Channel bits radial alignment
15 Data information format
   15.1 Data Page holograms layout in the recording layer
   15.2 Data Page encoding
   15.3 Digital to image conversion
   15.4 Data Page hologram - Reference Pattern
16 Formatted Zone
   16.1 General description of the Formatted Zone
   16.2 Content/usage of the Formatted Zone
17 Finalizing
Section 4 - Characteristics of the tracking/addressing
            and SDI information
18 Method of testing
   18.1 Environment
   18.2 Use of the Reference Drive
   18.3 Definition of signals
19 Signal requirements
   19.1 Reflectivity
   19.2 Normalized Push Pull signal
   19.3 Modulation
   19.4 Resolution
   19.5 4Ttop modulation
   19.6 Asymmetry
   19.7 Jitter
   19.8 Phase depth
Section 5 - Characteristics of the recording layer
20 Method of testing
   20.1 Environment
   20.2 Reference Drive
   20.3 Writing conditions
21 Recording layer characteristics requirements
22 Holographic material characteristics
   22.1 Read energy damage
Section 6 - Characteristics of user data
23 User data - Method of testing
   23.1 Environment
   23.2 Reference Drive
24 Minimum quality of a Data Page
25 Data interchange requirements
   25.1 Tracking
   25.2 User-written data
   25.3 User-read data
Annex A (normative) Edge distortion test
Annex B (normative) Compliance test
Annex C (normative) Cartridge light-proof test
Annex D (normative) Electro-static discharge test
Annex E (normative) Measurement of light reflectance
Annex F (normative) Measurement of birefringence
Annex G (normative) Tapered cone for disk clamping
Annex H (normative) Specific Disk Information
Annex I (normative) ECC
Annex J (normative) 16 bits to Symbols conversion
        look-up table
Annex K (normative) Finalizing data
Annex L (normative) Tracking/Addressing and Data
        Reading Channels characteristics
Annex M (normative) Asymmetry measuring definition
Annex N (informative) Office environment
Annex O (informative) Transportation
Annex P (informative) Track deviation measurement

Describes the mechanical, physical, and optical characteristics of a Holographic Disk Cartridge (HDC) that employs holographic recording to enable data interchange between such disks.