Content for TR 21.905 Word version: 17.0.0
4.O O Word‑p. 49
O
Optional
O&M
Operations & Maintenance
OA
Outgoing Access (CUG SS)
OACSU
Off-Air-Call-Set-Up
OCB
Outgoing Calls Barred within the CUG
OCCCH
ODMA Common Control Channel
OCF
Open Card Framework
OCI
Outgoing Call Information
OCNG
OFDMA Channel Noise Generator
OCNS
Orthogonal Channel Noise Simulator
OCS
Online Charging System
OCT
Outgoing Call Timer
OD
Optional for operators to implement for their aim
ODB
Operator Determined Barring
ODCCH
ODMA Dedicated Control Channel
ODCH
ODMA Dedicated Channel
OLR
Overall Loudness Rating
ODMA
Opportunity Driven Multiple Access
ODTCH
ODMA Dedicated Traffic Channel
OID
Object Identifier
OFCS
Offline Charging System
OFDM
Orthogonal Frequency Division Multiplex
Orthogonal Frequency Division Multiplexing
OFDMA
Orthogonal Frequency Division Multiple Access
OFM
Operational Feature Monitor
OMC
Operation and Maintenance Centre
OML
Operations and Maintenance Link
OOB
Out-of-band
OPLMN
Operator Controlled PLMN (Selector List)
OR
Optimal Routeing
ORACH
ODMA Random Access CHannel
ORLCF
Optimal Routeing for Late Call Forwarding
OS
Operations System
OSA
Open Service Access
OSI
Open System Interconnection
OSI RM
OSI Reference Model
OSP
Octet Stream Protocol
OSP:IHOSS
Octet Stream Protocol for Internet Hosted Octet Stream Service
OTA
Over-The-Air
OTDOA
Observed Time Difference Of Arrival (positioning method)
OTP
One Time Password
OVSF
Orthogonal Variable Spreading Factor
4.P P Word‑p. 50
P-CCPCH
Primary Common Control Physical Channel
P-CPIH
Primary Common Pilot Channel
P-RNTI
Paging RNTI
P-TMSI
Packet TMSI
PA
Power Amplifier
PAPR
Peak-to-Average Power Ratio
PABX
Private Automatic Branch eXchange
PACCH
Packet Associated Control Channel
PAD
Packet Assember/Disassembler
PAGCH
Packet Access Grant Channel
PAP
Password Authentication Protocol
PAR
Peak to Average Ratio
PB
Pass Band
PBID
PhoneBook IDentifier
PBCCH
Packet Broadcast Control Channel
PBCH
Physical Broadcast Channel
PBP
Paging Block Periodicity
PBX
Private Branch eXchange
PC
Power Control
Personal Computer
PCB
Protocol Control Byte
PCCC
Parallel Concatenated Convolutional Code
PCCCH
Packet Common Control Channel
PCCH
Paging Control Channel
PCDE
Peak Code Domain Error
PCell
Primary Cell
PCFICH
Physical control format indicator channel
PCG
Project Co-ordination Group
PCH
Paging Channel
PCK
Personalisation Control Key
PCM
Pulse Code Modulation
PCMCIA
Personal Computer Memory Card International Association
PCPCH
Physical Common Packet Channel
PCS
Personal Communication System
PCU
Packet Control Unit
PD
Protocol Discriminator
Public Data
PDCCH
Physical Downlink Control Channel
PDCP
Packet Data Convergence Protocol
PDCH
Packet Data Channel
PDH
Plesiochronous Digital Hierarchy
PDN
Public Data Network
Packet Data Network
PDP
Packet Data Protocol
PDSCH
Physical Downlink Shared Channel
PDTCH
Packet Data Traffic Channel
PDU
Protocol Data Unit
PG
Processing Gain
PH
Packet Handler
PHysical (layer)
PHF
Packet Handler Function
PHI
Packet Handler Interface
PHICH
Physical hybrid-ARQ indicator channel
PHS
Personal Handyphone System
PHY
Physical layer
PhyCH
Physical Channel
PI
Page Indicator
Presentation Indicator
PICH
Page Indicator Channel
PICS
Protocol Implementation Conformance Statement
PID
Packet Identification
PIN
Personal Identification Number
PIXT
Protocol Implementation eXtra information for Testing
PKCS
Public-Key Cryptography Standards
PL
Preferred Languages
PLMN
Public Land Mobile Network
PMCH
Physical Multicast Channel
PMD
Physical Media Dependent
PMI
Precoding Matrix Indicator
PN
Pseudo Noise
PNE
Présentation des Normes Européennes
PNP
Private Numbering Plan
POI
Point Of Interconnection (with PSTN)
PoR
Proof of Receipt
POTS
Plain Old Telephony Service
PP
Point-to-Point
PPCH
Packet Paging Channel
PPE
Primative Procedure Entity
PPF
Paging Proceed Flag
PPM
Parts Per Million
PPP
Point-to-Point Protocol
PPS
Protocol and Parameter Select (response to the ATR)
PRACH
Physical Random Access Channel
Packet Random Access Channel
PRB
Physical Resource Block
Pref CUG
Preferential CUG
ProSe
Proximity-based Services
PRS
Positioning Reference Signal
PS
Packet Switched
Location Probability
PSC
Primary Synchronisation Code
Packet Scheduling
PSCH
Physical Shared Channel
PSE
Personal Service Environment
PSM
Power Saving Mode
PSPDN
Packet Switched Public Data Network
PSTN
Public Switched Telephone Network
PTCCH
Packet Timing advance Control Channel
PTM
Point-to-Multipoint
PTM-G
PTM Group Call
PTM-M
PTM Multicast
PTP
Point to point
PU
Payload Unit
PUCCH
Physical Uplink Control Channel
PUCT
Price per Unit Currency Table
PUK
PIN Unblocking Key
PUSCH
Physical Uplink Shared Channel
PVC
Permanent Virtual Circuit
PW
Pass Word
PWS
Public Warning System
4.Q Q Word‑p. 51
QA
Q (Interface) - Adapter
QAF
Q - Adapter Function
QAM
Quadrature Amplitude Modulation
QCI
QoS Class Identifier
QoE
Quality of Experience
QoS
Quality of Service
QPSK
Quadrature (Quaternary) Phase Shift Keying
QZSS
Quasi-Zenith Satellite System
4.R R Word‑p. 52
R
Value of Reduction of the MS transmitted RF power relative to the maximum allowed output power of the highest power class of MS (A)
R-APDU
Response APDU
R-Block
Receive-ready Block
R-PDCCH
Relay Physical Downlink Control Channel
R-SGW
Roaming Signalling Gateway
R-TPDU
Response TPDU
R99
Release 1999
RA
Routing Area
Random mode request information field
RA-RNTI
Random Access RNTI
RAB
Radio Access Bearer
Random Access Burst
RAC
Routing Area Code
RACH
Random Access Channel
RADIUS
Remote Authentication Dial In User Service
RAI
Routing Area Identity
RAN
Radio Access Network
RANAP
Radio Access Network Application Part
RAND
RANDom number (used for authentication)
RAT
Radio Access Technology
RAU
Routing Area Update
RB
Radio Bearer
RBC
Radio Bearer Control
RBER
Residual Bit Error Ratio
RDF
Resource Description Format
RDI
Restricted Digital Information
RE
Resource Element
REC
RECommendation
REG
Resource Element Group
REJ
REJect(ion)
REL
RELease
Rel-4
Release 4
Rel-5
Release 5
REQ
REQuest
RES
user RESponse
64-bit signed RESponse that is the output of the function f2 in a 3G AKA
RET
Remote Electrical Tilting
RETAP
Remote Electrical Tilting Application Part
RF
Radio Frequency
RFC
Request For Comments
Radio Frequency Channel
RFCH
Radio Frequency CHannel
RFE
Routing Functional Identity
RFN
Reduced TDMA Frame Number
RFU
Reserved for Future Use
RI
Rank Indication
RIM
RAN Information Management
RL
Radio Link
RLC
Radio Link Control
RLCP
Radio Link Control Protocol
RLP
Radio Link Protocol
RLR
Receiver Loudness Rating
RLS
Radio Link Set
RMS
Root Mean Square (value)
RN
Relay Node
RNC
Radio Network Controller
RNL
Radio Network Layer
RNS
Radio Network Subsystem
RNSAP
Radio Network Subsystem Application Part
RNTABLE
Table of 128 integers in the hopping sequence
RNTI
Radio Network Temporary Identity
ROHC
Robust Header Compression
RPLMN
Registered Public Land Mobile Network
RPOA
Recognised Private Operating Agency
RR
Radio Resources
RRC
Radio Resource Control
RRM
Radio Resource Management
RS
Reference Symbol
RSA
Algorithm invented by Rivest, Adleman and Shamir
RSCP
Received Signal Code Power
RSE
Radio System Entity
RSL
Radio Signalling Link
RSRQ
Reference Signal Received Quality
RSSI
Received Signal Strength Indicator
RST
Reset
RSTD
Reference Signal Time Difference
RSVP
Resource ReserVation Protocol
RSZI
Regional Subscription Zone Identity
RT
Real Time
RTE
Remote Terminal Emulator
RTP
Real Time Protocol
RU
Resource Unit
RWB
Resolution Bandwidth
RX
Receive
RXLEV
Received signal level
RXQUAL
Received Signal Quality
4.S S Word‑p. 53
S1AP
S1 Application Protocol
S1-MME
S1 for the control plane
S1-U
S1 for the user plane
S-Block
Supervisory Block
S-CCPCH
Secondary Common Control Physical Channel
S-CPICH
Secondary Common Pilot Channel
S-CSCF
Serving CSCF
S-GW
Serving Gateway
S-RNTI
SRNC Radio Network Temporary Identity
S-TMSI
SAE Temporary Mobile Station Identifier
SAAL
Signalling ATM Adaptation Layer
SABM
Set Asynchronous Balanced Mode
SACCH
Slow Associated Control Channel
SACCH/C4
Slow Associated Control CHannel/SDCCH/4
SACCH/C8
Slow Associated Control CHannel/SDCCH/8
SACCH/T
Slow Associated Control CHannel/Traffic channel
SACCH/TF
Slow Associated Control CHannel/Traffic channel Full rate
SACCH/TH
Slow Associated Control CHannel/Traffic channel Half rate
SAD
Source Address
SAE
System Architecture Evolution
SAP
Service Access Point
SAPI
Service Access Point Identifier
SAR
Segmentation and Reassembly
SAT
SIM Application Toolkit
SB
Synchronization Burst
SBAS
Space Based Augmentation System
SBLP
Service Based Local Policy
SBSC
Serving Base Station Controller
SBSS
Serving Base Station Subsystem
SC
Service Centre (used for SMS)
Service Code
SC-FDMA
Single-Carrier Frequency Division Multiple Access
SCCH
Synchronisation Control Channel
SCCP
Signalling Connection Control Part
SCell
Secondary Cell
SCF
Service Control Function (IN context), Service Capability Feature (VHE/OSA context)
SCH
Synchronisation Channel
SCI
Subscriber Controlled Input
SCN
Sub-Channel Number
SCP
Service Control Point
SCTP
S Common Transport Protocol
SCUDIF
Service Change and UDI/RDI Fallback
SDCCH
Stand-Alone Dedicated Control Channel
SDH
Synchronous Digital Hierarchy
SDL
Specification Description Language
SDMA
Spatial Division Multiple Access
SDN
Service Dialling Number
SDP
Service Discovery Protocol (Bluetooth related)
Session Description Protocol
SDT
SDL Development Tool
SDU
Service Data Unit
SE
Security Environment
Sending Entity
Support Entity
SEF
Support Entity Function
SET
SUPL Enabled Terminal
SF
Spreading Factor
SFH
Slow Frequency Hopping
SFI
Short EF Identifier
SFN
System Frame Number
SGSN
Serving GPRS Support Node
SHCCH
Shared Channel Control Channel
SI
Screening Indicator
Service Interworking
Supplementary Information (SIA = Supplemenatary Information A)
System Information
SI-RNTI
System Information RNTI
SIB
System Information Block
SIC
Service Implementation Capabilities
SID
SIlence Descriptor
SIM
GSM Subscriber Identity Module
SIP
Session Initiated Protocol
SIPTO
Selected IP Traffic Offload
SIR
Signal-to-Interference Ratio
SLA
Service Level Agreement
SLP
SUPL Location Platform
SLPP
Subscriber LCS Privacy Profile
SLR
Send Loudness Rating
SLTM
Signalling Link Test Message
SM
Session Management
Short Message
SMDS
Switched Multimegabit Data Service
SME
Short Message Entity
SMG
Special Mobile Group
SMI
Structure of Management Information (RFC 1155)
SMLC
Serving Mobile Location Centre
SMS
Short Message Service
SMS-CB
SMS Cell Broadcast
SMS-PP
Short Message Service/Point-to-Point
SMS-SC
Short Message Service - Service Centre
Smt
Short message terminal
SN
Serial Number
Serving Network
Sequence Number
Subscriber Number
SNDCP
Sub-Network Dependent Convergence Protocol
SNMP
Simple Network Management Protocol
SNR
Serial NumbeR
Signal-to-Noise Ratio
SOA
Suppress Outgoing Access (CUG SS)
SoLSA
Support of Localised Service Area
SON
Self Organizing Networks
SoR
Steering of Roaming
SP
Switching Point
Service Provider
SPC
Signalling Point Code
Suppress Preferential CUG
SPCK
Service Provider Control Key
SPI
Security Parameters Indication
SQN
Sequence number
SR
Scheduling Request
SRB
Signalling Radio Bearer
SRES
Signed RESponse (authentication value returned by the SIM or by the USIM in 2G AKA)
SRNC
Serving Radio Network Controller
SRNS
Serving RNS
SRS
Sounding Reference Signal
SS
Supplementary Service
System Simulator
SS7
Signalling System No. 7
SSC
Secondary Synchronisation Code
Supplementary Service Control string
SSCOP
Service Specific Connection Oriented Protocol
SSCF
Service Specific Co-ordination Function
SSCF-NNI
Service Specific Coordination Function - Network Node Interface
SSCS
Service Specific Convergence Sublayer
SSDT
Site Selection Diversity Transmission
SSE
Service Specific Entities
SSF
Service Switching Function
SSN
Sub-System Number
SSSAR
Service Specific Segmentation and Re-assembly sublayer
STC
Signalling Transport Converter
STMR
SideTone Masking Rating
STP
Signalling Transfer Point
STTD
Space Time Transmit Diversity
SuM
Subscription Management
SUPL
Secure User Plane Location
SV
Space Vehicle
SVC
Switched virtual circuit
SVN
Software Version Number
SW
Status Word
Software
SW1/SW2
Status Word 1/Status Word 2
