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Glossary

1. UCC-12 Identification Number

2. Attribute

3. UPC-A Bar Code Symbol

4. UPC-E Bar Code Symbol

5. Verification

6. GLN

7. GTIN®

8. Electronic Commerce

9. Electronic Message

10. Element String

11. EDI

12. UCC-12 Identification Number

13. Indicator

14. Concatenation

15. Symbol Contrast

16. Check Digit

17. Coupon

18. Logistic unit

19. Logistic measures

20. GS1 Member Organisation

21. Open Distribution

22. Company Number

23. Data carrier

24. Restricted Distribution

25. AI

26. Application Identifier

27. U.P.C. Company Prefix

28. Item Reference

29. Quiet Zone

30. Serial Shipping Container Code (SSCC)

31. Add-On Symbol

32. ITF Symbology

33. Symbology

34. Scanner

35. Truncation

36. Data Structure

37. UCC

38. Trade item

39. Variable measure trade item

40. Fixed Measure Trade Item

41. Trade measures

42. Magnification

43. Fixed length

44. U.P.C. Prefix

45. X-dimension

46. Extension digit

47. Human Readable Interpretation


1. UCC-12 Identification Number

GTIN-12 data structure, composed of UCC Company Prefix, reference number and Check Digit.

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2. Attribute

A piece of information reflecting a characteristic related to an identification number (e.g., Global Trade Item Number™ (GTIN™), SSCC).

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3. UPC-A Bar Code Symbol

A bar code symbol of the EAN/UPC Symbology that encodes UCC-12 (GTIN-12).

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4. UPC-E Bar Code Symbol

A bar code symbol of the EAN/UPC Symbology representing a (UCC-12) GTIN-12 in six explicitly encoded digits using zero-suppression techniques.

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5. Verification

Validation of scanned data, in order to determine whether it complies with the rules for the application f the system logics and entirety and/or to certain user requirements, before it is implemented in the systems for Electronic Data Interchange.

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6. GLN

Global Location Number: GS1 Identification Key, using the GTIN-13 data structure to identify physical locations or legal entities.

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7. GTIN®

Global Trade Item Numbers® (GTINs®). GTIN may use the data structure for GTIN-8, GTIN-12, GTIN-13 or GTIN-14 and must be represented in a 14-digit reference field (key) in computer files to ensure uniqueness of the identification numbers.

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8. Electronic Commerce

The conduct of business communications and management through electronic methods, such as Electronic Data Interchange (EDI) and automated data collection systems.

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9. Electronic Message

A composition of Element Strings from scanned data and transaction information assembled for data validation and unambiguous processing in a user application.

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10. Element String

A piece of data defined in structure and meaning, comprising an identification part (prefix or Application Identifier) and a data part, represented in a GS1 System endorsed data carrier.

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11. EDI

Electronic Data Interchange

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12. UCC-12 Identification Number

Legacy term, for current naming convention see GTIN-12, GDTI-12, Coupon -12.

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13. Indicator

A digit from 1 to 9 in the leftmost position of the GTIN-14.

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14. Concatenation

The representation of several Element Strings in one bar code symbol.

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15. Symbol Contrast

An ISO 15416 parameter that measures the difference between the largest and smallest reflectance values in a Scan Reflectance Profile (SRP).

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16. Check Digit

A digit calculated from the other digits of an Element String, used to check that the data has been correctly composed. (See GS1 Check Digit Calculation.)

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17. Coupon

A voucher that can be redeemed at the Point-of-Sale for a cash value or free item.

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18. Logistic unit

An item of any composition established for transport and/or storage that needs to be managed through the supply chain. It is identified with SSCC.

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19. Logistic measures

Measures indicating the outside dimensions, total weight, or volume inclusive of packing material of a logistic unit. Also known as gross-measures.

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20. GS1 Member Organisation

A member of GS1 that is responsible for administering the GS1 System in its country (or assigned area).

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21. Open Distribution

Means that such system data may be applied to goods, to be implemented all around the world, without any restriction as to country, company, industry sector.

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22. Company Number

A component of the GS1 Company Prefix. GS1 Member Organisations assign GS1 Company Prefixes to entities that administer the allocation of GS1 System identification numbers. These entities may be, for example, commercial companies, not for profit organisations.

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23. Data carrier

A means to represent data in a machine readable form; used to enable automatic reading of the Element Strings.

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24. Restricted Distribution

Means that such system data may be applied to goods, in order to be implemented only in specific environments, defined by GS1, for example country, company, industry sector.

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25. AI

Application Identifier

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26. Application Identifier

The field of two or more characters at the beginning of an Element String encoded in the GS1-128 symbol, that uniquely defines its format and meaning.

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27. U.P.C. Company Prefix

A special representation of a GS1 Company Prefix constructed from a U.P.C. Prefix and a Company Number. The U.P.C. Company Prefix is only used to create GTIN-12 (UPC-12).

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28. Item Reference

The part of the data structure allocated by the user to identify a trade item for a given GS1 Company Prefix.

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29. Quiet Zone

A clear space containing no machine-readable marks, which precedes the Start Character of a bar code symbol and follows the Stop Character. Formerly referred to as “Clear Area” or “Light Margin.”

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30. Serial Shipping Container Code (SSCC)

Unique GS1 Identification Key for logistic units, using the 18-digit GS1 System Identification Key comprising an Extension digit, GS1 Company Prefix, Serial Reference, and Check Digit used to identify a logistic unit.

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31. Add-On Symbol

A bar code symbol used to encode information supplementary to that in the main bar code symbol.

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32. ITF Symbology

The Interleaved 2 of 5 Symbology.

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33. Symbology

A defined method of representing numeric or alphabetic characters in a bar code; a type of bar code.

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34. Scanner

An electronic device to read bar code symbols and convert them into electrical signals understandable by a computer device.

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35. Truncation

Printing a symbol shorter than the symbology specification’s minimum height recommendations. Truncation can make the symbol difficult for an operator to scan.

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36. Data Structure

GS1 data structure, defined in different lengths, necessary for different identification purposes, composed in an even hierarchy. Their composition combines the needs for international control with the users’ needs.

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37. UCC

Legacy term, for current naming convention see GS1 US

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38. Trade item

Any item (product or service) upon which there is a need to retrieve pre-defined information and that may be priced, or ordered, or invoiced at any point in any supply chain.

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39. Variable measure trade item

An item always produced in the same pre-defined version (e.g., type, design, packaging) that may be sold at any point in the supply chain, which either may vary in weight/size by its nature or which may be traded without a pre-defined weight/size/length.

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40. Fixed Measure Trade Item

An item always produced in the same pre-defined version (e.g., type, size, weight, contents, design) that may be sold at any point in the supply chain.

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41. Trade measures

Net measures of Variable Measure Trade Items as used for invoicing (billing) the trade item.

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42. Magnification

Different sizes of bar code symbols based on a nominal size and a fixed aspect ratio; stated as a percent or decimal equivalent of a nominal size.

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43. Fixed length

Term used to describe a data field in an Element String with an established number of characters.

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44. U.P.C. Prefix

A special representation of the GS1 Prefixes ’00 – 09’ with the leading zero removed.

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45. X-dimension

The specified width of the narrow element in a bar code symbol

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46. Extension digit

A digit, allocated by the user, used to increase the capacity of the Serial Reference within the SSCC (Serial Shipping Container Code).

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47. Human Readable Interpretation

Characters that can be read by persons, such as letters and numbers, as opposed to symbol characters within bar code symbols, which are read by machines.

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