HL7 Terminology
2.0.0 - Publication

This page is part of the HL7 Terminology (v2.0.0: Release) based on FHIR R4. The current version which supercedes this version is 5.2.0. For a full list of available versions, see the Directory of published versions

CodeSystem: encoding

Summary

Defining URL:http://terminology.hl7.org/CodeSystem/v2-0299
Version:2.1.0
Name:Encoding
Status:Active as of 2019-12-01
Definition:

HL7-defined code system of concept identifying the type of encoding used to represent successive octets of binary data as displayable ASCII characters. These are defined by IETF; more information may be found at https://www.ietf.org/rfc/rfc1521.txt. Used in HL7 Version 2.x messaging in the ED datatypes.

Publisher:HL7, Inc
Copyright:

Copyright HL7. Licensed under creative commons public domain

Content:Complete: All the concepts defined by the code system are included in the code system resource
OID:2.16.840.1.113883.18.185 (for OID based terminology systems)
Value Set:http://terminology.hl7.org/ValueSet/v2-0299 ( is the value set for all codes in this code system)
Source Resource:XML / JSON / Turtle

This Code system is referenced in the content logical definition of the following value sets:

Properties

CodeURLDescriptionType
statushttp://terminology.hl7.org/CodeSystem/utg-concept-properties#statusStatus of the conceptcode
deprecatedhttp://terminology.hl7.org/CodeSystem/utg-concept-properties#v2-table-deprecatedVersion of HL7 in which the code was deprecatedcode
v2-concCommenthttp://terminology.hl7.org/CodeSystem/utg-concept-properties#v2-concCommentV2 Concept Commentstring
v2-concCommentAsPubhttp://terminology.hl7.org/CodeSystem/utg-concept-properties#v2-concCommentAsPubV2 Concept Comment As Publishedstring

This code system http://terminology.hl7.org/CodeSystem/v2-0299 defines the following codes:

CodeDisplayDefinitionV2 Concept CommentV2 Concept Comment As Published
A No encoding - data are displayable ASCII characters.No encoding - data are displayable ASCII characters.
Hex Hexadecimal encoding - consecutive pairs of hexadecimal digits represent consecutive single octets.Hexadecimal encoding - consecutive pairs of hexadecimal digits represent consecutive single octets.
Base64 Encoding as defined by MIME (Multipurpose Internet Mail Extensions) standard RFC 1521. Four consecutive ASCII characters represent three consecutive octets of binary data. Base64 utilizes a 65-character subset of US-ASCII, consisting of both the upper andEncoding as defined by MIME (Multipurpose Internet Mail Extensions) standard RFC 1521. Four consecutive ASCII characters represent three consecutive octets of binary data. Base64 utilizes a 65-character subset of US-ASCII, consisting of both the upper and lower case alphabetic characters, digits “0” through “9”, “+”, “/”, and “=”.The Request For Comment (RFC) 1521 standard is available at: http://www.ietf.org/rfc/rfc1521.txtThe Request For Comment (RFC) 1521 standard is available at: http://www.ietf.org/rfc/rfc1521.txt

Additional Language Displays

CodeDeutsch (German, de)
Akeine Kodierung
Hex
Base64

History

DateActionAuthorCustodianComment
2020-05-06reviseTed KleinVocabulary WGMigrated to the UTG maintenance environment and publishing tooling.