For the purposes of the present document, the terms given in
TR 21.905 and the following apply. A term defined in the present document takes precedence over the definition of the same term, if any, in
TR 21.905.
IMS data channel application:
An IMS data channel application is an application using IMS data channel capability to provide IMS services.
AR anchor:
AR anchor is meant to identify a point in the user space to be used to anchoring a visual object. It is kind of metadata allowing accurate overlaying/rendering of text, graphics or video contents.
For the purposes of the present document, the following terms and definitions given in
TS 23.228 apply:
Bootstrap data channel
Application data channel
IMS communication service
IMS Communication Service Identifier (ICSI)
The following terms and definitions given in
TS 26.264 apply:
For the purposes of the present document, the abbreviations given in
TR 21.905 and the following apply. An abbreviation defined in the present document takes precedence over the definition of the same abbreviation, if any, in
TR 21.905.
AR
Augmented Reality
AOC
Advice Of Charge
AS
Application Server
CAT
Customized Alerting Tones
CB
Communication Barring
CCBS
Completion of Communications to Busy Subscriber
CCNL
Completion of Communications on Not Logged-in
CCNR
Completion of Communications by No Reply
CD
Communication Deflection
CDIV
Communication DIVersion
CFB
Communication Forwarding Busy
CFNL
Communication Forwarding on Not Logged-in
CFNR
Communication Forwarding No Reply
CFNRc
Communication Forwarding on subscriber Not Reachable
CFU
Communication Forwarding Unconditional
CN
Core Network
CONF
Conference
CRS
Customized Ringing Signal
CW
Communication Waiting
DC
Data Channel
DCSF
Data Channel Signalling Function
CUG
Closed User Group
eCNAM
Enhanced Calling Name
ECT
Explicit Communication Transfer
FA
Flexible Alerting
HOLD
Communication Hold
ICSI
IMS Communication Service Identifier
IM
IP Multimedia
IMS
IP Multimedia Core Network Subsystem
ISIM
IM Subscriber Identity Module
MF
Media Function
MiD
Multi-iDentity
MMTel
Multimedia Telephony
MuD
Multi-Device
MWI
Message Waiting Indication
OIP
Originating Identification Presentation
OIR
Originating Identification Restriction
TIP
Terminating Identification Presentation
TIR
Terminating Identification Restriction
UE
User Equipment
UICC
Universal Integrated Circuit Card
URN
Uniform Resource Name
USIM
Universal Subscriber Identity Module