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BS ISO/IEC 23634:2022

BS ISO/IEC 23634:2022

$215.11

Information technology. Automatic identification and data capture techniques. JAB Code polychrome bar code symbology specification

Published By Publication Date Number of Pages
BSI 2022 82
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PDF Catalog

PDF Pages PDF Title
2 undefined
7 Foreword
8 Introduction
9 1 Scope
2 Normative references
3 Terms, definitions, abbreviated terms and symbols
3.1 Terms and definitions
10 3.2 Abbreviated terms
11 3.3 Mathematical symbols
3.4 Mathematical and logical operations
12 4 Symbol description
4.1 Basic characteristics
13 4.2 Summary of additional features
4.3 Symbol structure
4.3.1 Square primary symbol
4.3.2 Rectangle primary symbol
4.3.3 Square secondary symbol
4.3.4 Rectangle secondary symbol
15 4.3.5 Symbol side size
17 4.3.6 Module dimension
4.3.7 Finder pattern
18 4.3.8 Alignment pattern
21 4.3.9 Colour palette
4.3.10 Metadata
22 4.3.11 Encoded data
4.4 Metadata structure
4.4.1 Metadata of a primary symbol
24 4.4.2 Metadata of a secondary symbol
26 4.4.3 Metadata error correction encoding
4.4.4 Reserved modules for metadata and colour palette
28 4.5 Symbol Cascading
4.5.1 Symbol docking rules
4.5.2 Symbol decoding order
32 5 Symbol generation
5.1 Encoding procedure overview
33 5.2 Data analysis
5.3 Encoding modes
5.3.1 Encoding modes and character set
34 5.3.2 Uppercase mode
35 5.3.3 Lowercase mode
36 5.3.4 Numeric mode
5.3.5 Punctuation mode
5.3.6 Mixed mode
5.3.7 Alphanumeric mode
37 5.3.8 Byte mode
5.3.9 Extended Channel Interpretation (ECI) mode
5.3.10 FNC1 mode
5.4 Error correction
5.4.1 Error correction levels
38 5.4.2 Error correction parameters
5.4.3 Padding Bits
39 5.4.4 Generating the error correction stream
5.5 Data interleaving
5.6 Metadata module reservation
40 5.7 Data module encoding and placement
41 5.8 Data masking
5.8.1 Data masking rules
5.8.2 Data mask patterns
42 5.8.3 Evaluation of data masking results
5.9 Metadata generation and module placement
43 6 Reference decode algorithm
6.1 Decoding procedure overview
6.2 Pre-processing image and classifying colours
44 6.3 Locating finder patterns
49 6.4 Locating alignment patterns
52 6.5 Establishing sampling grid and sampling symbol
53 6.6 Decoding metadata and constructing colour palettes
55 6.7 Decoding the data stream
56 6.8 Locating and decoding secondary symbols
57 7 Transmitted Data
7.1 General principles
7.2 Protocol for FNC1
7.3 Protocol for ECIs
7.4 Symbology identifier
58 8 JAB-Code symbol quality
8.1 Symbol quality evaluation
8.2 JAB-Code verification parameter according to ISO/IEC 15415
8.2.1 Decode
8.2.2 Unused Error Correction
59 8.2.3 Grid non-uniformity
8.2.4 Fixed Pattern Damage
61 8.2.5 Symbol contrast, modulation and reflectance margin
62 8.3 JAB-Code colour verification
8.3.1 Colour Palette Accuracy
8.3.2 Colour Variation in Data Modules
64 Annex A (informative) User guidelines
66 Annex B (informative) Error detection and correction
69 Annex C (normative) Error correction matrix generation for metadata
70 Annex D (informative) JAB Code symbol encoding example
72 Annex E (informative) Optimization of bit stream length
74 Annex F (informative) Interleaving algorithm
75 Annex G (informative) Guidelines for module colour selection and colour palette construction
79 Annex H (normative) Symbology identifier
80 Bibliography

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BS ISO/IEC 23634:2022
$215.11