DICOM PS3.19 2021b - Application Hosting

3 Definitions (Current)
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# 3 Definitions

For the purposes of this Standard the following definitions apply.

## 3.1 Presentation Service Definitions

This Part of the Standard makes use of the following terms defined in [ISO 8822]:

Transfer Syntax

  See [ISO 8822].

Transfer Syntax Name

  See [ISO 8822].

## 3.2 XML Infoset Definitions

This Part of the Standard makes use of the following terms defined in [InfoSet]:

### Note

1. The concept of an XML Attribute is quite distinct from that of a DICOM Attribute.

2. To avoid confusion with the DICOM terms with similar names, the text of the DICOM Standard will use XML Element and XML Attribute when referring to these XML Infoset concepts. The appearance of Element or Attribute without the term XML in front of them generally refers to the DICOM concepts instead of the XML Infoset concepts.

XML Infoset

  See [InfoSet].

XML Element

  See [InfoSet].

XML Attribute

  See [InfoSet].

## 3.3 DICOM Introduction and Overview Definitions

This Part of the Standard makes use of the following terms defined in PS3.1:

Attribute

  Attribute.

Service-Object Pair Class (SOP Class)

  Service-Object Pair Class (SOP Class).

## 3.4 DICOM Information Object Definition

This Part of the Standard makes use of the following term defined in PS3.3:

Attribute Tag

  AttributeTag.

## 3.5 DICOM Data Structures and Encoding

This Part of the Standard makes use of the following terms defined in PS3.5:

Data Element

  Data Element.

Data Element Tag

  Data Element Tag.

Data Element Type

  Data Element Type.

Data Set

  Data Set.

Defined Term

  Defined Term.

Enumerated Value

  Enumerated Value.

Sequence of Items

  Sequence of Items.

Unique Identifier (UID)

  Unique Identifier (UID).

Value Multiplicity (VM)

  Value Multiplicity (VM).

Value Representation (VR)

  Value Representation (VR).

## 3.6 Codes and Controlled Terminology Definitions:

This Part of the Standard makes use of the following terms defined in PS3.16:

Baseline Context Group Identifier (BCID)

  Baseline Context Group Identifier (BCID).

Defined Context Group Identifier (DCID)

  Defined Context Group Identifier (DCID).

Context Group

  Context Group.

Context Group Version

  Context Group Version.

Context ID (CID)

  Context ID (CID).

Mapping Resource

  Mapping Resource.

DICOM Content Mapping Resource (DCMR)

  DICOM Content Mapping Resource (DCMR).

Value Set

  Value Set.

Coding Scheme

  Coding Scheme.

## 3.7 Application Hosting Definitions

The following definitions are commonly used in this Part of the Standard:

Application Programming Interface (API)

  A set of interface methods that Hosted Applications and Hosting Systems use to communicate with each other.

Hosted Application

  An application launched and controlled by a Hosting System. The Hosted Application may utilize services offered by the Hosting System.

Hosting System

  The application used to launch and control Hosted Applications. The Hosting System provides a variety of services such as DICOM object retrieval and storage for the Hosted Application. The Hosting System provides the infrastructure in which the Hosted Application runs and interacts with the external environment. This includes network access, database and security.

## 3.8 DICOM Service Class Definitions

This Part of the Standard makes use of the following terms defined in PS3.4:

Service-Object Pair Instance (SOP Instance)

  Service-Object Pair Instance (SOP Instance).

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DICOM PS3.19 2021b - Application Hosting