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ITU-T X.681 (08/2015)

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Information technology – Abstract Syntax Notation One (ASN.1): Information object specification
Recommendation ITU-T X.681 | ISO/IEC 8824-2 provides the ASN.1 notation which allows information object classes as well as individual information objects and sets thereof to be defined and given reference names. An information object class defines the form of a conceptual table (an information object set) with one column for each field in the information object class, and with each complete row defining an information object.
Citation: http://handle.itu.int/11.1002/1000/12480
Approval date: 2015-08-13
Identical standard:ISO/IEC 8824-2 (Common)
Approval process:AAP
Status: In force
Observation:The zip file containing the Word versions of Rec. ITU-T X.680 (2015) | ISO/IEC 8824-1:2015 to Rec. ITU-T X.693 (2015) | ISO/IEC 8825-4:2015 can be found at: http://web.itu.int/rec/T-REC-X.680-X.693-201508-I/en
Maintenance responsibility: ITU-T Study Group 17
Further details: Patent statement(s)
Development history
[24 related work items in progress]
Ed. ITU-T Recommendation Status Summary Table of Contents Download
5.1 X.681 (2015) Cor. 1 (05/2018) In force
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5 X.681 (08/2015) In force
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4.1 X.681 (2008) Cor. 1 (10/2011) Superseded - - here
4 X.681 (11/2008) Superseded
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3.3 X.681 (2002) Technical Cor. 2 (05/2007) Superseded
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3.2 X.681 (2002) Technical Cor. 1 (06/2006) Superseded
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3.1 X.681 (2002) Amd. 1 (10/2003) Superseded
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3 X.681 (07/2002) Superseded - - here
2.3 X.681 (1997) Amd. 2 (10/2001) Superseded - - here
2.2 X.681 (1997) Amd. 1 (06/1999) Superseded
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2.1 X.681 (1997) Technical Cor. 1 (06/1999) Superseded
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2 X.681 (12/1997) Superseded
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1.1 X.681 (1994) Amd. 1 (04/1995) Superseded - - here
1 X.681 (07/1994) Superseded - - here