الاختصارات الخاصة بنظم الاتصالات

3GPP 3rd Generation Partnership Project
(WCDMA)

3GPP2 3rd Generation Partnership Project 2
(CDMA 2000)

3GIP 3rd Generation partnership for Internet Protocol

AAL ATM Adaptation Layer

ACELP Algebraic Code Excited Linear Prediction

ADN Abbreviated Dialling Number

ALCAP Access Link Control Application Part

AMPS Advanced Mobile Phone System

AMR Adaptive Multi Rate

AN (C,XU) Antenna Network

ANSI American National Standard Institute (USA)

ARIB Association of Radio Industries and Business
(Japan)

ATC ATM Traffic Contract

ATM Asynchronous Transfer Mode

BB Base Band

BCCH Broadcast Control Channel

BER Bit Error Rate

BHCA Busy Hour Call Attempts

BLER Block Error Rate

BMC Broadcast Multicast Control

BM-IWF Broadcast Multicast Inter-Working Function

BPMT Node B Performance Monitoring Tool

BSC Base Station Controller

BSS Base Station (sub)System

BTS Base Transceiver Station

BWC Bandwidth Control

CAC Connection Admission Control

CAMEL Customised Application for Mobile Enhanced Logic

CC Call Control

CCCH Common Control Channel

CCT Call Con**** Template

CCTrCH Coded Composite Transport Channel

CDMA Code Division Multiple Access

CDR Call Data Record
CDV Cell Delay Variation
CLR Cell Loss Ratio
CM Configuration Management
CN Core Network

CORBA Common Object Request Broker Architecture

CP Central Processing

CPCH Common Packet Channel

CPCS Common Part Convergence Sub-layer

CPS Command Part Sub-layer

CPU Central Processing Unit

CRC Cyclic Redundant Check

CS Circuit Switched

CS Convergence/Adaptation to Services (ATM)

CTCH Common Traffic Channel

CTD Cell Transfer Delay

CWTS China Wireless Telecommunication Standard group

DB Debug

DCA Dynamic Channel Allocation

DCCH Dedicated Control Channel

DCH Dedicated Channel

DCN Data Communication Network

DHO Diversity HandOver

DHT Diversity HandOver Trunk

DRAC Dynamic Resource Allocation Control

DRNC Drift RNC

DS Direct Sequence

DSCH Downlink Shared CHannel

DTCH Dedicated Traffic CHannel

EDGE Enhanced Data rates for GSM Evolution

EFR Enhanced Full Rate

E-GSM Enhanced GSM

E-GPRS Enhanced GPRS

EM Element (or Equipment) Manager

ERAN EDGE Radio Access Network (all-IP)

ETSI European Telecommunication Standard Institute

FACH Forward Access Channel

FBI Feed-Back Information

FDD Frequency Division Duplex

FDD-DS FDD-Direct Sequence (FDD1)

FDD-MC FDD-Multiple Carrier (FDD2)

FDL File Download (EM application)

FDMA Frequency Division Multiple Access

FER Frame Error Rate

FTP File Transfer Protocol

FvX Flexor Visual Explorer

FW Firmware

GCRA Generic Cell Rate Algorithm

GERAN GSM/EDGE Radio Access Network

GGSN Gateway GPRS Support Node

GMSC Gateway MSC

GMSK Gaussian Minimum Shift Keying

GP Granularity Period

GPRS General Packet Radio Service

GSM Global System for Mobile Communications

GTP GPRS Tunneling Protocol

GTP-U GPRS Tunneling Protocol-User Plane

GUI Graphical User Interface

HDD Hard Disk

HHO Hard HandOver

HIF High speed Interface

HLR Home Location Register

HO HandOver

HSDPA High Speed Downlink Packet Access

HSS Home Subscriber Service

HPLMN Home PLMN

IDL Interface Definition Language

IETF Internet Engineering Task Force

IM Information Manager

IMEI International Mobile Equipment Identity

IMS IP Multimedia Subsystem

IMSI International Mobile Subscriber Identity

IMT International Mobile Telecommunication

IMT-DS Direct Sequence

IMT-MC Multi Carrier

IMT-SC Single Carrier

IMT-TC Time Code

IOT Inter Operability Tests

IOR Interoperable Object Reference

IP Internet Protocol

IR Incremental Redundancy

ISC Internetworking Services Card

ISDN Integrated Services Digital Network

Itf-b Interface Node B - OMC-R

Itf-r Interface RNC - OMC-R

ITU International Telecommunication Union

Iub Interface Node B - RNC

Iur Interface RNC - RNC

Iu-CS Interface RNC - CN Circuit Switch

Iu-PS Interface RNC - CN Packet Switch

Kbps Kilobits per second

L1, L2, L3 Layer , Layer 2, Layer3

LA Local Area

LAC Local Area Code

LAN Local Area Network

LCS LoCation Services

LLC Logical Link Control

LM Load Module

LMT Local Maintenance Terminal

LIF Low speed Interface

LQC Link Quality Control

M3UA SS7 MTP3 User Adaptation layer

MAC Medium Access Control

MAP Mobile Application Part

MBS Multi-standard Base Station (UTRAN)

MBS Maximum Burst Size (ATM)

MCR Minimum Cell Rate

MExE Mobile Execution Environment

MM Mobility Management

MMUX Mac Multiplexer

MSC Mobile Switching Centre

MSP Multiple Subscriber Profile

MTP3 Message Transfer Part level 3

MTP-3B Message Transfer Part level 3 Broadband

NAS Non Access Stratum

NBAP Node-B Application Part

NE Network Element

N/E Normal/ Emergency

NEM New element manager

NM Combined EM and SNM

NML Network Management Layer

NMS Network Management System

NPA Network Performance Analyser

NTP Network Time Protocol

OAM Operation And Maintenance

OD Office Data

ODMA Opportunity Driven Multiple Access

ODT Office Data Tool

ODTM Office Data Tool Macro

OMC-R Operation & Maintenance Centre - Radio

OPEX OPerational EXpenditures

ORB Object Request Broker

OS Operating System

OSA Open Service Architecture

OSU OAM Signalling Unit

OTDOA Observed Time Difference of Arrival

-IPDL - Idle Period Downlink

OTSR Omni directional Tx/Sectorised Rx

OVSF Orthogonal Variable Spreading Factor

PCCH Paging Control Channel

PCR Peak Cell Rate

PCU Packet Control Unit

PDA Personal Digital Assistant

PDC Personal Digital Cellular (2G Japan)

PDP Packet Data Protocol

PDU Protocol Data Unit

PLMN Public Land Mobile Network

PM Performance Measurement (O&M)

PM Physical Medium (ATM)

PMUL Performance Measurement Upload

P/ R Primary/ Redundant

PRACH Physical Random Access Channel

PS Packet Switched

PSK Phase Shift Keying

PSTN Public Switched Telephone Network

QoS Quality of Service

QPSK Quadrature Phase Shift Keying

RA Routing Area

RAB Radio Access Bearer

RAC Routing Area Code

RAC Radio Admission control

RACH Random Access Channel

RAID Redundant Array Independent
(or Inexpensive) Disk

RAN Radio Access Network

RANAP RAN Application Part

RB Radio Bearer

RF Radio Frequency

RIT Replaceable Item (board, card or module)

RLC Radio Link Control

RNC Radio Network Controller

RNO Radio Network Optimiser

RNP Radio Network Planning

RNS Radio Network Sub-System

RNSAP RNS Application Part

RNTI Radio Network Temporary Identity

ROCH Robust Header Compression

RP Reporting Period

RPMT RNC Performance Monitoring Tool

RRC Radio Resource Control

RRM Radio Resource Management

SAC Service Area Code

SAP Service Access Point

SAR Segmentation And Re-assembly

SAT SIM Application Toolkit

SC Short Cell

SC System Configuration

SCF System Configuration File

SCR Sustainable Cell Rate

SDH Synchronous Digital Hierarchy

SF Spreading Factor

SGSN Serving GPRS Support Node

SHO Soft HandOver

SIR Signal to Interference Ratio

SMS Short Message Service

SNM Sub-Network Manager

SNMP Simple Network Management Protocol

SOH Section Overhead

SPU Signaling Processing Unit

SQL Structured Query Language

SRNC Serving RNC

SSCOP Service Specific Connection Oriented Protocol

SSCP Signaling Connection Control Part

STM Synchronous Transfer Mode

STTD Space Time transmit diversity

SU Signalling Unit

SV SuperVision

SWDL SoftWare DownLoad

TC Transcoder

TC Transmission Convergence (ATM)

TCP Transport Control Protocol

TD-CDMA Time Division & CDMA

TDD Time Division Duplex

TDMA Time Division Multiple Access

TEU Transmitter Equipment UMTS

TF Transport Format

TFC Transport Format Combination

TFCI Transport Format Combination Indicator

TFCS Transport Format Combination Set

TFS Transport Format Set

TIA Telecommunication Industry Association (USA)

TMA Tower Mounted Amplifier

TMN Telecommunication Management Network

TMSI Temporary Mobile Subscriber Identify

TPA Transmit Power Amplifier

TPC Transmission Power Control

TQL Query Language for semi-structured data

TRE Transceiver Equipment (GSM)

TRX Transceiver (UMTS V1)

TS Tunning Session

TSAL Tunning Session Application Log

TSTD Time Switch Transmit Diversity

TTA Telecommunication Technology Association
(Korea)

TTC Telecommunication Technology Committee
(Japan)

UARFCN UTRA Absolute Radio Frequency Channel Number

UDP User Datagram Protocol

UE User Equipment

UICC UMTS Integrated Circuit Card

UMTS Universal Mobile Telecommunication System

URA UTRAN Registration Area

USB Universal Serial Bus

USIM UMTS Subscriber Identity Card

USM User Service Manager

USSD Unstructured Supplementary Service Data

UTRA UMTS Radio Access Network (ETSI)

UTRA Universal Radio Access Network (3GPP)

UTRAN UMTS Terrestrial Radio Access Network

UWCC Universal Wireless Communications Committee

VC Virtual Channel

VCI Virtual Channel Identifier

VHE Virtual Home Environment

VLR Visitor Location Register

VoIP Voice over IP

VP Virtual Path

VPI Virtual Path Identifier

VSWR Voltage Standing Wave Ratio

W3C World Wide Web Consortium

WAP Wireless Application Protocol

W-CDMA Wide-band Code Division Multiple Access

WIM WAP Identity Module

XML Extensible Mark-up Language