v2+ Vocabulary - Local Development build (v0.3.0) built by the FHIR (HL7® FHIR® Standard) Build Tools. See the Directory of published versions

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: Encoding (2.9 - 1.0.1) - JSON Representation

Active as of 2025-08-05

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{
  "resourceType" : "CodeSystem",
  "id" : "encodingV101",
  "text" : {
    "status" : "generated",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><ul><li>Include all codes defined in <a href=\"CodeSystem-encodingV101.html\"><code>http://terminology.hl7.org/v2plusvocab/CodeSystem/encodingV101</code></a></li></ul></div>"
  },
  "extension" : [
    {
      "url" : "http://terminology.hl7.org/v2plusvocab/StructureDefinition/codesystem-v2versionCreated",
      "valueString" : "2.9"
    },
    {
      "url" : "http://terminology.hl7.org/v2plusvocab/StructureDefinition/codesystem-versionHistory",
      "valueString" : "generate correct history somehow"
    },
    {
      "url" : "http://terminology.hl7.org/v2plusvocab/StructureDefinition/codesystem-tableNo",
      "valueString" : "0299"
    }
  ],
  "url" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/encodingV101",
  "identifier" : [
    {
      "system" : "urn:ietf:rfc:3986",
      "value" : "urn:oid:2.16.840.1.113883.18.185"
    }
  ],
  "version" : "1.0.1",
  "name" : "EncodingV101",
  "title" : "Encoding (2.9 - 1.0.1)",
  "status" : "active",
  "experimental" : true,
  "date" : "2025-08-05T15:14:51+02:00",
  "description" : "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.",
  "copyright" : "HL7 Inc., 2024",
  "caseSensitive" : true,
  "content" : "complete",
  "property" : [
    {
      "code" : "versionIntroduced",
      "uri" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionIntroduced",
      "description" : "version when was this code introduced",
      "type" : "string"
    },
    {
      "code" : "versionDeprecated",
      "uri" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionDeprecated",
      "description" : "version when was this code deprecated",
      "type" : "string"
    },
    {
      "code" : "status",
      "uri" : "http://hl7.org/fhir/concept-properties#status",
      "description" : "A code that indicates the status of the concept. Typical values are active, experimental, deprecated, and retired",
      "type" : "code"
    },
    {
      "code" : "comment",
      "uri" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#comment",
      "description" : "A string that provides additional detail pertinent to the use or understanding of the concept",
      "type" : "string"
    },
    {
      "code" : "usage",
      "uri" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#usage",
      "description" : "usage notes for this code",
      "type" : "string"
    },
    {
      "code" : "modified",
      "uri" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#modified",
      "description" : "date of last modification",
      "type" : "dateTime"
    }
  ],
  "concept" : [
    {
      "code" : "A",
      "display" : "no encoding",
      "definition" : "No encoding - data are displayable ASCII characters.",
      "designation" : [
        {
          "language" : "de",
          "value" : "keine Kodierung"
        }
      ],
      "property" : [
        {
          "code" : "modified",
          "valueDateTime" : "2015-07-13"
        },
        {
          "code" : "versionIntroduced",
          "valueString" : "2.3"
        }
      ]
    },
    {
      "code" : "Base64",
      "display" : "Encoding as defined by MIME (Multipurpose Internet Mail Extensions) standard RFC 1521.",
      "definition" : "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 and lower case alphabetic characters, digits “0” through “9”, “+”, “/”, and “=”.",
      "property" : [
        {
          "code" : "comment",
          "valueString" : "The Request For Comment (RFC) 1521 standard is available at: http://www.ietf.org/rfc/rfc1521.txt"
        },
        {
          "code" : "modified",
          "valueDateTime" : "2015-07-13"
        },
        {
          "code" : "versionIntroduced",
          "valueString" : "2.3"
        }
      ]
    },
    {
      "code" : "Hex",
      "display" : "Hexadecimal encoding",
      "definition" : "Hexadecimal encoding - consecutive pairs of hexadecimal digits represent consecutive single octets.",
      "property" : [
        {
          "code" : "modified",
          "valueDateTime" : "2015-07-13"
        },
        {
          "code" : "versionIntroduced",
          "valueString" : "2.3"
        }
      ]
    }
  ]
}