Approved CCSDS Terms

Creation date: 2017-05-30 13:54:55 Update date: 2019-01-21 23:15:50

Policy: CCSDS Blue Book

Authority: CCSDS.SEA

OID: 1.3.112.4.30


Contents

1153 records in registry

Object Identifier

Label

1.3.112.4.30
CCSDS Terms

Export registry as:


Details Status Term Definition References OID

Details

Provisional

(N)-association

A cooperative relationship among (N)-entity-invocations.

[ccsds-910.2-G-1]

1.3.112.4.30.1

Details

Provisional

(N)-entity

An active element within an (N)-subsystem embodying a set of capabilities defined for the (N)-layer that corresponds to a specific (N)-entity-type (without any extra capabilities being used).

[ccsds-910.2-G-1]

1.3.112.4.30.2

Details

Provisional

(N)-entity-invocation

A specific utilization of part or all of the capabilities of a given (N)-entity (without any extra capabilities being used).

[ccsds-910.2-G-1]

1.3.112.4.30.3

Details

Provisional

(N)-entity-type

A description of a class of (N)-entities in terms of a set of capabilities defined for the (N)-layer.

[ccsds-910.2-G-1]

1.3.112.4.30.4

Details

Provisional

(N)-function

A part of the activity of (N)-entities.

[ccsds-910.2-G-1]

1.3.112.4.30.5

Details

Provisional

(N)-layer

A subdivision of the Open Systems Interconnection (OSI) architecture, constituted by subsystems of the same rank (N).

[ccsds-910.2-G-1] - [ccsds-A02.1-Y-3]

1.3.112.4.30.6

Details

Provisional

(N)-layer

Any specific layer in a multi-layer protocol stack. The layer above is called the (N+1)-layer, the layer below is called the (N-1)-layer. This notation is also used in the model for other concepts that are related to these layers, for example, (N)-protocol, (N+1)-service.

[ccsds-311.0-M-1]

1.3.112.4.30.7

Details

Provisional

(N)-layer management

Functions related to the management of the (N)-layer partly performed in the (N)-layer itself according to the (N)-protocol of the layer (activities such as activation and error control) and partly performed as a subset of systems management.

[ccsds-910.2-G-1]

1.3.112.4.30.8

Details

Provisional

(N)-layer operation

The monitoring and control of a single instance of communication.

[ccsds-910.2-G-1]

1.3.112.4.30.9

Details

Provisional

(N)-protocol

A set of rules and formats (semantic and syntactic) which determines the communication behavior of (N)-entities in the performance of (N)-functions.

[ccsds-910.2-G-1]

1.3.112.4.30.10

Details

Provisional

(N)-protocol-control-information

Information exchanged between (N)-entities, using an (N-1)-connection, to coordinate their joint operation.

[ccsds-910.2-G-1]

1.3.112.4.30.11

Details

Provisional

(N)-protocol-data-unit

A unit of data specified in an (N)-protocol and consisting of (N)-protocol-control-information and possibly (N)-user data.

[ccsds-910.2-G-1]

1.3.112.4.30.12

Details

Provisional

(N)-service

A capability of the (N)-layer and the layers beneath it, which is provided to (N+1)-entities at the boundary between the (N)-layer and the (N+1)-layer.

[ccsds-910.2-G-1]

1.3.112.4.30.13

Details

Provisional

(N)-service-access-point

the point at which (N)-services are provided by an (N)-entity to an (N+2)-entity.

[ccsds-910.2-G-1]

1.3.112.4.30.14

Details

Provisional

(N)-service-data-unit

an amount of information whose identity is preserved when transferred between peer-(N+1)-entities and which is not interpreted by the supporting (N)-entities.

[ccsds-910.2-G-1]

1.3.112.4.30.15

Details

Provisional

(N)-service-user

The user of the service provided by the (N)-service-provider.

[ccsds-910.2-G-1]

1.3.112.4.30.16

Details

Provisional

(N)-subsystem

An element in hierarchical division of an open system which interacts directly only with elements in the next higher division or the next lower division of that open system.

[ccsds-910.2-G-1]

1.3.112.4.30.17

Details

Provisional

(N)-user-data

The data transferred between (N)-entities on behalf on the (N+1) entities for whom the (N)-entities are providing services.

[ccsds-910.2-G-1]

1.3.112.4.30.18

Details

Provisional

9/7 DWT

A DWT using a nine-tap filter to obtain low-pass wavelet coefficients and a seven-tap filter to obtain high-pass wavelet coefficients. Two different specific 9/7 Discrete Wavelet Transforms are recommended: 9/7 Float DWT for lossy compression and 9/7 Integer DWT for lossless compression.

[ccsds-120.1-G-1] - [ccsds-122.0-B-1]

1.3.112.4.30.19

Details

Provisional

9/7 Float DWT

Three-level 9/7 DWT whose filter coefficients are specified real numbers. Implemented using float arithmetic.

[ccsds-120.1-G-1] - [ccsds-122.0-B-1]

1.3.112.4.30.20

Details

Provisional

9/7 Integer DWT

Three-level 9/7 DWT whose filter coefficients are specified rational numbers. Implemented using integer arithmetic.

[ccsds-120.1-G-1] - [ccsds-122.0-B-1]

1.3.112.4.30.21

Details

Provisional

(TM) Transfer Frame

Protocol data unit of the TM Space Data Link Protocol.

1.3.112.4.30.22

Details

Provisional

(TC) Transfer Frame

Protocol data unit of the TC Space Data Link Protocol.

[ccsds-230.0-G-1]

1.3.112.4.30.23

Details

Provisional

(AOS) Transfer Frame

Protocol data unit of the AOS Space Data Link Protocol.

1.3.112.4.30.24

Details

Provisional

(Proximity-1) Transfer Frame

Protocol data unit of the Proximity-1 Space Data Link Protocol.

1.3.112.4.30.25

Details

Provisional

abstract syntax

Representation that identifies all the components of a data unit and describes their conceptual structure.

[ccsds-610.0-G-5]

1.3.112.4.30.26

Details

Provisional

abstract syntax

The specification of Application Layer data or application-protocol-control-information by using notation rules which are independent of the encoding techniques used to represent them.

[ccsds-910.2-G-1]

1.3.112.4.30.27

Details

Provisional

abstract-association

The relationship that exists between two abstract-ports that are bound to each other.

[ccsds-910.2-G-1]

1.3.112.4.30.28

Details

Provisional

abstract-bind-operation

A task whose successful performance binds one or more pairs of abstract-ports.

[ccsds-910.2-G-1]

1.3.112.4.30.29

Details

Provisional

abstract-error

A predefined condition that, upon occurrence during an attempted invocation of an abstract-operation, causes that abstract-operation to fail.

[ccsds-910.2-G-1]

1.3.112.4.30.30

Details

Provisional

abstract-model

The macroscopic level of ASDC, composed of abstract-objects, abstract-ports, and abstract-services.

[ccsds-910.2-G-1]

1.3.112.4.30.31

Details

Provisional

abstract-object

A functional entity (e.g., a system) that interacts with one or more other abstract-objects to provide abstract-services to, and/or use the abstract-services of, those abstract-objects.

[ccsds-910.2-G-1]

1.3.112.4.30.32

Details

Provisional

abstract-operation

A task whose performance provides all or part of an abstract-service. An abstract-operation is invoked by an abstract-object and performed by another abstract-object via the abstract-association that exists between them.

[ccsds-910.2-G-1]

1.3.112.4.30.33

Details

Provisional

abstract-port

A point at which an abstract-object interacts with another abstract-object, via an abstract-port of the same type on the other abstract-object.

[ccsds-910.2-G-1]

1.3.112.4.30.34

Details

Provisional

abstract-port-type

The common identifier for a collection of abstract-ports that perform the same set of abstract-operations. There are two varieties of abstract-port-types, symmetric and asymmetric.

[ccsds-910.2-G-1]

1.3.112.4.30.35

Details

Provisional

abstract-refinement

The process of modeling a system as one or a few high-level abstract-objects and successively decomposing each of those abstract-objects into lower-level component-abstract-objects.

[ccsds-910.2-G-1]

1.3.112.4.30.36

Details

Provisional

abstract-service

A set of capabilities that one abstract-object offers to another by means of one or more of its abstract-ports.

[ccsds-910.2-G-1]

1.3.112.4.30.37

Details

Provisional

abstract-service-provider

An abstract-object that offers an abstract-service to another abstract-object.

[ccsds-910.2-G-1]

1.3.112.4.30.38

Details

Provisional

abstract-service-user

An abstract-object that uses an abstract-service of another abstract-object.

[ccsds-910.2-G-1]

1.3.112.4.30.39

Details

Provisional

abstract-unbind-operation

A task whose performance unbinds two abstract-objects.

[ccsds-910.2-G-1]

1.3.112.4.30.40

Details

Provisional

AC coefficient

Any wavelet coefficient from any subband except LL3<sub xmlns="http://sanaregistry.org/r">3</sub>..

[ccsds-122.0-B-1]

1.3.112.4.30.41

Details

Provisional

accept

Within the Transfer layer, recognition by the receiving end that a TC Frame has passed the validation and acceptance test criteria as programmed into the Frame Acceptance and Reporting Mechanism.

[ccsds-200.0-G-6]

1.3.112.4.30.42

Details

Provisional

acceptor

In a particular instance of OSI-service-procedure, an OSI-service-user that receives a deliver primitive and as a result may issue one or more submit primitives.

[ccsds-910.2-G-1]

1.3.112.4.30.43

Details

Provisional

access

The OAIS entity that contains the services and functions which make the archival information holdings and related services visible to Consumers.

[ccsds-651.0-M-1]

1.3.112.4.30.44

Details

Provisional

access aid

A software program or document that allows Consumers to locate, analyze, order or retrieve Archival Information Packages of interest.

[ccsds-650.0-M-2]

1.3.112.4.30.45

Details

Provisional

access collection

A collection of AIPs that is defined by a Collection Description but for which there is no Packaging Information for the collection in Archival Storage.

[ccsds-650.0-M-2]

1.3.112.4.30.46

Details

Provisional

access control

The process of granting access to information technology (IT) system resources only to authorized users, programs, processes, or other systems.

[ccsds-350.4-G-1]

1.3.112.4.30.47

Details

Provisional

access control

The process of granting access to the resources of a system only to authorized users, programs, processes, or other systems.

[ccsds-350.1-G-1] - [ccsds-350.7-G-1]

1.3.112.4.30.48

Details

Provisional

access control mechanism

Hardware or software features, operating procedures, management procedures, and various combinations of these designed to detect and prevent unauthorized access and to permit authorized access in an automated system.

[ccsds-350.1-G-1]

1.3.112.4.30.49

Details

Provisional

access functional entity

The OAIS functional entity that contains the services and functions which make the archival information holdings and related services visible to Consumers.

[ccsds-650.0-M-2]

1.3.112.4.30.50

Details

Provisional

access policy

Written statement, authorized by the repository management, that describes the approach to be taken by the repository for providing access to objects accessioned into the repository. The Access Policy may distinguish between different types of access rights, for example between system administrators, Designated Communities, and general users.

[ccsds-652.0-M-1]

1.3.112.4.30.51

Details

Provisional

access rights information

The information that identifies the access restrictions pertaining to the Content Information, including the legal framework, licensing terms, and access control. It contains the access and distribution conditions stated within the Submission Agreement, related to both preservation (by the OAIS) and final usage (by the Consumer). It also includes the specifications for the application of rights enforcement measures.

[ccsds-650.0-M-2]

1.3.112.4.30.52

Details

Provisional

access software

A type of software that presents part of or all of the information content of an Information Object in forms understandable to humans or systems.

[ccsds-650.0-M-2]

1.3.112.4.30.53

Details

Provisional

accuracy

Closeness of the agreement between the result of a measurement and a true value of the measurand. Accuracy is generally characterized by the overall uncertainty of a measured value. (See also ‘uncertainty’.)

[ccsds-301.0-B-4]

1.3.112.4.30.54

Details

Provisional

accuracy

Closeness of the agreement between the times reported by a local time source and the master onboard time source of the spacecraft.

[ccsds-872.0-M-1]

1.3.112.4.30.55

Details

Provisional

acknowledged (Space Packet)

Reported to have been received in its entirety. A Space Packet is said to be acknowledged when evaluation of the CLCWs returned by the space element shows that all TC frames containing parts of the Space Packet reported have been acknowledged by the space element.

[ccsds-912.3-B-2]

1.3.112.4.30.56

Details

Provisional

acquisition sequence

A specific high transition density bit pattern transmitted to permit the receiving end to acquire symbol synchronization.

[ccsds-231.0-B-2]

1.3.112.4.30.57

Details

Provisional

action

An atomic (non-interruptible) control directive of mission operations (equivalent to a telecommand or ground-segment directive) that can be initiated by manual or automatic control sources, via the M&C service. An action may have arguments<xref xmlns="http://sanaregistry.org/r" type="term" data="argument">arguments</xref> and its evolving status can be observed. An action can typically apply pre- and post-execution checks. and its evolving status can be observed. An action can typically apply pre- and post-execution checks.

[ccsds-520.0-G-3]

1.3.112.4.30.59

Details

Provisional

active tag

A type of RFID tag that contains an internal power source, and in some cases also a radio transceiver. These additional component(s) are used to enhance the effective read/write range and rate of data transfer characteristics of the RFID tag. This type of integrated tag circuit is usually of a complex design with many components. Active tags can transmit over the greatest distances (100+ feet).

[ccsds-880.0-G-1]

1.3.112.4.30.60

Details

Provisional

activity

An automated mission operations function; typically an operations procedure, batch task or other software process. An activity can be individually scheduled or initiated. In principle, an activity is non-atomic, has duration, and can be controlled once initiated. An activity may have arguments<xref xmlns="http://sanaregistry.org/r" type="term" data="argument">arguments</xref> and its evolving status can be observed. An activity may generate multiple and its evolving status can be observed. An activity may generate multiple actions<xref xmlns="http://sanaregistry.org/r" type="term" data="action">actions</xref>, and its behaviour can be dependent on status observed at run-time., and its behaviour can be dependent on status observed at run-time.

[ccsds-520.0-G-3]

1.3.112.4.30.61

Details

Provisional

ad hoc

A network typically created in a spontaneous manner. An ad hoc network requires no formal infrastructure and is limited in temporal and spatial extent.

[ccsds-880.0-G-1]

1.3.112.4.30.62

Details

Provisional

application-service-element

A set of application-functions that provides a capability for the interworking of application entity-invocations for a specific purpose; application-service-elements are a component of application-service-objects.

[ccsds-910.2-G-1]

1.3.112.4.30.93

Details

Provisional

adapter

In an SOA context, a software component that implements a higher-level service in terms of a lower-level service or specific technology. In this way different adapters can map a high-level service onto different underlying technologies, transparently to all higher layers including the application. Adapters can also wrap non–service-oriented applications so that they can be used as Service Providers in Service Oriented Architecture.

[ccsds-520.0-G-3]

1.3.112.4.30.63

Details

Provisional

adhoc order

A request that is generated by a Consumer for information the OAIS has indicated is currently available.

[ccsds-650.0-M-2]

1.3.112.4.30.64

Details

Provisional

administration functional entity

The OAIS functional entity that contains the services and functions needed to control the operation of the other OAIS functional entities on a day-to-day basis.

[ccsds-650.0-M-2]

1.3.112.4.30.65

Details

Provisional

AE-invocation

A specific utilization of part or all of the capabilities of a given application-entity in support of the communications requirements of an application-process-invocation.

[ccsds-910.2-G-1]

1.3.112.4.30.66

Details

Provisional

agency center

Facility used for executing commands to spacecraft, as well as monitoring telemetry, tracking, flight dynamics, and other engineering parameters.

[ccsds-500.0-G-2]

1.3.112.4.30.67

Details

Provisional

Aggregation Block

A named collection of Assignment Statements and/or other Aggregation Blocks.

[ccsds-641.0-B-1] - [ccsds-641.0-G-2]

1.3.112.4.30.68

Details

Provisional

agile reader

A reader that can read different types of RFID tags, either made by different manufacturers or operating on different frequencies.

[ccsds-880.0-G-1]

1.3.112.4.30.69

Details

Provisional

AIP edition

An AIP whose Content Information or Preservation Description Information has been upgraded or improved with the intent not to preserve information, but to increase or improve it. An AIP edition is not considered to be the result of a Migration.

[ccsds-650.0-M-2]

1.3.112.4.30.70

Details

Provisional

AIP version

An AIP whose Content Information or Preservation Description Information has undergone a Transformation on a source AIP and is a candidate to replace the source AIP. An AIP version is considered to be the result of a Digital Migration.

[ccsds-650.0-M-2]

1.3.112.4.30.71

Details

Provisional

alert

An asynchronous notification, such as a non-nominal event, of significance to mission operations. Alerts may be used to notify such events to operators, initiate an automatic response, or synchronise asynchronous functions. Alerts may have arguments<xref xmlns="http://sanaregistry.org/r" type="term" data="argument">arguments</xref>..

[ccsds-520.0-G-3]

1.3.112.4.30.72

Details

Provisional

alphanumeric character set

The set of characters comprised of the digits 0 through 9 and the letters a-z or A‑Z.

[ccsds-641.0-B-1] - [ccsds-641.0-G-2]

1.3.112.4.30.73

Details

Provisional

ambiguity period

The interval between successive recurrences of the same time code.

[ccsds-301.0-B-4]

1.3.112.4.30.74

Details

Provisional

ancillary information

A data type used to interpret measurements and properties.

[ccsds-500.0-G-2]

1.3.112.4.30.75

Details

Provisional

annotation

The process of adding information to the Space Link data.

[ccsds-910.3-G-3]

1.3.112.4.30.76

Details

Provisional

announce

To cause a message to be sent to one or more implicitly specified modules, namely, all those modules that are located within a specified continuum (or all continua), that are members of a specified unit (possibly the root unit), and that perform a specified role in the application (possibly ‘any role’).

[ccsds-735.1-B-1]

1.3.112.4.30.77

Details

Provisional

antenna

A device for sending or receiving electromagnetic waves.

[ccsds-880.0-G-1]

1.3.112.4.30.78

Details

Provisional

anti-collision

A feature of RFID systems that enables a batch of tags to be read in one reader field by preventing the radio waves from interfering with one another. It also prevents individual tags from being read more than once.

[ccsds-880.0-G-1]

1.3.112.4.30.79

Details

Provisional

aperiodic

Not periodic.

[ccsds-132.0-B-1] - [ccsds-732.0-B-2]

1.3.112.4.30.80

Details

Provisional

apocenter

The point in an orbit at the greatest distance from the central body (i.e., at this point the geometric distance between the central body and the orbiting body is at a maximum).

[ccsds-500.0-G-2]

1.3.112.4.30.81

Details

Provisional

application

A data system implementation, typically taking the form of a set of source code text files, that relies on AMS procedures to accomplish its purposes. Each application is identified by an application name<i xmlns="http://sanaregistry.org/r">application name</i>..

[ccsds-735.1-B-1]

1.3.112.4.30.82

Details

Provisional

application

A software entity in an SLE user system or an SLE provider system that makes use of the ISP1 protocol, as distinguished from the software implementing the protocol layers defined in this Recommended Standard. The application is considered to implement the ‘higher layers’ defined in the architectural model in section 2.

[ccsds-913.1-B-1]

1.3.112.4.30.83

Details

Provisional

application

Component of the onboard software that makes use of the Time Access Service.

[ccsds-872.0-M-1]

1.3.112.4.30.84

Details

Provisional

application data

The array of zero or more octets embedded in a message containing the specific information that the message conveys.

[ccsds-735.1-B-1]

1.3.112.4.30.85

Details

Provisional

application identifier

The authority identifier of the application by which the application is identified in the BIND invocation and the BIND return.

[ccsds-913.1-B-1]

1.3.112.4.30.86

Details

Provisional

Application Process Layer

The upper layer of the Telecommand Data Management Service.

[ccsds-200.0-G-6]

1.3.112.4.30.87

Details

Provisional

application programmers’ interface

The definition of the exposed or ‘public’ interface to a software component that can be used by another software component. In an SOA context, an API corresponds to a language- or technology-specific implementation of an abstract service specification. This constitutes the code classes, types and functions utilised by a programmer when implementing the service provider<xref xmlns="http://sanaregistry.org/r" type="term" data="service_provider">service provider</xref> and and service consumer<xref xmlns="http://sanaregistry.org/r" type="term" data="service_consumer_consumer">service consumer</xref>..

[ccsds-520.0-G-3]

1.3.112.4.30.88

Details

Provisional

application-association, association

A cooperative relationship between two ASO-invocations which governs their bilateral use of the Presentation Service for communication of information and coordination of their joint operation.

[ccsds-910.2-G-1]

1.3.112.4.30.89

Details

Provisional

application-entity

An application element, within an application process, embodying a set of capabilities which is pertinent to OSI and which is defined for the Application Layer, that corresponds to a specific application-entity-type (without any extra capabilities being used).

[ccsds-910.2-G-1]

1.3.112.4.30.90

Details

Provisional

application-process

An element within a real open system which performs the information processing for a particular application.

[ccsds-910.2-G-1]

1.3.112.4.30.91

Details

Provisional

application-process-invocation

A specific utilization of part or all of the capabilities of a given application process in support of a specific occasion of information processing.

[ccsds-910.2-G-1]

1.3.112.4.30.92

Details

Provisional

application-service-object

An active element within (or equivalent to the whole of) the application entity embodying a set of capabilities defined for the Application Layer that corresponds to a specific ASO-type (without any extra capabilities being used).

[ccsds-910.2-G-1]

1.3.112.4.30.94

Details

Provisional

Archival Information Collection

An Archival Information Package whose Content Information is an aggregation of other Archival Information Packages.

[ccsds-650.0-M-2]

1.3.112.4.30.95

Details

Provisional

Archival Information Package

An Information Package, consisting of the Content Information and the associated Preservation Description Information (PDI), which is preserved within an OAIS.

[ccsds-651.0-M-1] - [ccsds-661.0-B-1] - [ccsds-650.0-M-2]

1.3.112.4.30.96

Details

Provisional

Archival Information Unit

An Archival Information Package where the archive chooses not to break down the Content Information into other Archival Information Packages. An AIU can consist of multiple digital objects (e.g., multiple files).

[ccsds-650.0-M-2]

1.3.112.4.30.97

Details

Provisional

archival storage functional entity

The OAIS functional entity that contains the services and functions used for the storage and retrieval of Archival Information Packages.

[ccsds-650.0-M-2]

1.3.112.4.30.98

Details

Provisional

archive

A place in which data are preserved. Typically, an archive will provide services for storing and cataloging collected data, and for retrieving selected data upon request. Data delivered to and received from space-related data archives should be in the form of SFDUs, although the data may be stored internally in some other form.

[ccsds-610.0-G-5]

1.3.112.4.30.99

Details

Provisional

archive

An organization that intends to preserve information for access and use by a Designated Community.

[ccsds-651.0-M-1] - [ccsds-651.1-B-1] - [ccsds-650.0-M-2]

1.3.112.4.30.100

Details

Provisional

argument

A run-time parameter provided to various control items on invocation, e.g., telecommand arguments. Arguments apply to actions<xref xmlns="http://sanaregistry.org/r" type="term" data="action">actions</xref>, , activities<xref xmlns="http://sanaregistry.org/r" type="term" data="activity">activities</xref> and and alerts<xref xmlns="http://sanaregistry.org/r" type="term" data="alert">alerts</xref> among other items. among other items.

[ccsds-520.0-G-3]

1.3.112.4.30.101