KISALTMA |
AÇILIMI |
| AAL |
ATM adaptation Layer |
| ACD |
Automatic Call Distribution |
| A-CHANNEL |
The Analog Voice Channel in ISDN |
| ACM |
Address Complete Message |
| ACR |
Automatic Call Register |
| ACTE |
Approvals Committee for Technical Equipment |
| ACTS |
Advanced Communications Technologies and Services |
| ADM |
ADMinistrative |
| ADSL |
Asymmetric Digital Subscriber Line |
| AM |
Amplitude Modulation |
| AMCI |
Advanced MAC Connection Identifier |
| AMPS |
Advance Mobile Phone Service |
| ANM |
Answer Message |
| ANSI |
American National Standarts Institute |
| API |
Applications Programming Interfaces |
| ARPA |
Advanced Research Projects Agency |
| ARQ |
Automatic Repeat Request |
| ASCII |
American National Standart Code for Information Interchange |
| AT&T |
American Telephone & Telegraph |
| ATM |
Asynchoronous Transfer Mode |
| BCD |
Binary Coded Decimal |
| BERT |
Bit Error Rate Test |
| B-ISDN |
Broadband ISDN |
| BLERT |
Block Error Rate Test |
| BOT |
Build, Operate and Transfer |
| BPAD |
Bit Oriented Packet Assembler/Disassembler |
| BRAN |
Broadband Radio Access Network |
| BS |
Bearer Services |
| BTC |
Business Telecommunications |
| CAD |
Computer Aided Design |
| CAMEL |
Customized Application for Mobile Network Enhanced Logic |
| CATV |
Cable Television |
| CCIR |
Consultative Committee on International Radio |
| CCITT |
Consultative Committe on International Telegraphy and Telephony |
| CCS |
Common Channel Signalling |
| CDMA |
Code Division Multiple Access |
| CEC |
Commission of European Communities |
| CEN |
European Standards Committee |
| CENELEC |
European Electrotechnical Standards Committee |
| CEPT |
European Conference of Postal and Telecommunication Administrations |
| CFB |
Call Forward Busy |
| CISS |
Call Independent Suplementary Services |
| CLI |
Calling Line Identification |
| CLP |
Cell Loss Priority |
| COMSAT |
The Communications Satellite Corporation |
| COST |
European Cooperation in the Field of Scientific and Technical Research |
| CPE |
Customer Premises Equipment |
| CRC |
Cyclic Redundancy Check |
| CRU |
Control Unit |
| CS |
Convergence Sublayer |
| CSTA |
Computer Supported Telephony Applications |
| CT |
Call Transfer |
| CTA |
Cordless Terminal Adapter |
| CTI |
Computer Telephone Integration |
| CTM |
Cordless Terminal Mobility |
| CTR |
Common Technical Regulations |
| CUG |
Closed User Group |
| D-AMPS |
Digital Advanced Mobile Phone Service |
| DAU |
Data Access Unit |
| DAVIC |
Digital Audio Visual Council |
| DCC |
Data Communication Channel |
| DCE |
Data Circuit Terminating Equipment |
| D-CHANNEL |
ISDN Signalling Channel |
| DCN |
Data Communications Network |
| DCT |
Digital Cellular Telephone |
| DDD NETWORK |
Direct Distance Dial Network |
| DECT |
Digital European Cordless Telecommunications |
| DET |
Data Terminal Equipment |
| DG |
Directorate General |
| DSA |
Distributed Systems Architecture |
| DSL |
Digital Subscriber Line |
| DSU |
Digital Service Unit |
| DTR |
Draft Technical Report |
| DVB MoU |
Digital Video Broadcasting Memorandum of Understanding |
| EBCD |
Extended Binary Coded Decimal |
| EBU |
European Broadcasting Union |
| EC |
European Commission |
| ECMA |
European Computer Manufacturers Association |
| ECU |
European Currency Unit |
| EFR |
Enhanced Full Rate |
| EFTA |
European Free Trade Association |
| EG |
ETSI Guide |
| EIA |
Electronic Industries Association |
| EII |
European Information Infrastructure |
| EMC |
Electromagnetic Compatibility. |
| EN |
European Norm |
| EPIC |
European Programme on the Information Infrastructure Coordination Group |
| EPP |
ETSI Partnership Project |
| ERC |
European Radio Committee |
| ERMES |
European Radio Message System |
| ES |
ETSI Secretariat |
| ESA |
European Space Agency |
| ESD |
Electrostatic Discharge |
| ESO |
European Standardisation Organisation |
| ESP |
Enhanced Service Provider |
| ESPRIT |
European Strategic Programme for Research and Development in Information Technology |
| ESs |
ETSI Standarts |
| ETNO |
Association of European Public Telecommunication Network Operators |
| ETR |
ETSI Technical Reports |
| ETS |
European Telecommunication Standart |
| ETSI |
European Telecommunication Standards Institute |
| EU |
European Union |
| EV |
Europen Videophone Project |
| EWOS |
European Workshop for Open Systems |
| EWP |
ETSI Work Programme |
| FCC |
Federal Communications Commission |
| FDDI |
Fiber-Distributed Data Interface |
| FM |
Frequency Modulation |
| FP |
Fixed Part |
| FPLMTS |
Future Public Land Mobile Telecommunication Systems |
| FSS |
Fixed Satellite Services |
| FT |
Fixed Radio Termination |
| F-TDMA |
Frequency-Time Division Multiple Access |
| FTTX |
Fibre to the Home / Curb |
| FWP |
Funded Work Programme |
| GA |
General Assembly |
| GAP |
Generic Access Profile |
| GDP |
Gross Domestic Product |
| GEO |
Geostationary Earth Orbit |
| GFC |
Generic Flow Control |
| GFSK |
Gaussian Frequency Shift Keying |
| GMM |
Global Multimedia Mobility |
| GMPCS |
Global Mobile Personal Communications System |
| GND |
Ground |
| GNP |
Gross National Product |
| GoS |
Grade of Service |
| GPRS |
Generalized Packet Radio System |
| GPS |
Global Positioning Systems |
| GSM |
Global System for Mobile Communications |
| GSO |
Geostationary Orbit |
| HDLC |
High level Data Link Control |
| HDSL |
High-bit-rate Digital Subscriber Line |
| HEC |
Header Error Control |
| HEO |
Highly-Inclined Elliptical Orbit |
| HIPERLAN |
High Performance Local Area Network |
| IAM |
Initial Address Message |
| IBC |
Integrated Broadband Communication |
| ICO |
Intermediate Circular Orbit |
| IDN |
Integrated Digital Network |
| IEC |
International Electrotechnical Commission |
| IEEE |
Institute of Electrical and Electronics Engineers |
| IES |
Information Exchange Services |
| IETF |
Internet Engineering Task Force |
| IN |
Intelligent Network |
| INTUG |
International Telecommunications User Group |
| IOL |
Inter Orbit Link |
| IOM |
ISDN-Oriented Modular |
| IP |
Internet Protocol |
| IPR |
Intellectual Property Right |
| IPUI |
International Portable User Identity |
| IRC |
Internet Relay Chat |
| ISDN |
Integrated Services Digital Network |
| ISL |
Inter Satellite Services |
| ISN |
Information Systems Network |
| ISO |
International Organization for Standardization |
| ISUP |
ISDN User Part |
| IT |
Information Technology |
| ITC |
Independent Telephone Company |
| ITU |
International Telecommunication Union |
| ITU-R |
ITU-Radiocommunications |
| ITU-T |
ITU-Telecommunications |
| IVDT |
Integrated Voice Data Terminal |
| IWF |
Interworking Functions |
| IWU |
Interworking Unit |
| IXC |
Interexchange Circuit |
| JEEC |
Joint ETSI/ECMA Committee |
| J-PDC |
Japanese Personal Digital Cellular |
| JPG |
Joint Commission President Group |
| JTC |
Joint Technical Committee |
| LAN |
Local Area Network |
| LANS |
Local Area Network Services |
| LAP-B |
Link Access Procedure-Balanced |
| LATA |
Local Access and Transport Area |
| LCN |
Local Communication Network |
| LEO |
Low Earth Orbit |
| LMSS |
Land Mobile Satellite Services |
| LOS |
Line-of-Sight |
| LU |
Logical Unit |
| MAC |
Multiplexed Analogue Components |
| MANs |
Metropolitan Area Networks |
| ME |
Mobile Equipment |
| MEO |
Medium Earth Orbit |
| MFC |
Multi Frequency Code |
| MMA |
Multimedia Applications |
| MMC |
Multimedia Cooperation |
| MMI |
Man Machine Interface |
| MoU |
Memorandum Of Understanding |
| MS |
Mobile Stations |
| MSS |
Mobile Satellite Services |
| MTBF |
Mean Time Between Failures |
| MTP |
Message Transfer Part |
| MTTR |
Mean Time To Repair |
| MUX |
Multiplexer |
| NA |
Network Aspects |
| NGSO |
Non Geostationary Orbit |
| NIC |
Network Information Center |
| NLOS |
None-Line-of-Sight |
| NMC |
Network Management Service |
| NMT |
Nordic Mobile Telephone System |
| NNI |
Network-Network Interface |
| NSO |
National Standarts Organisation |
| NSS |
Network Sub System |
| NT1 |
Network Termination 1 |
| NT2 |
Network Termination 2 |
| NTE |
Network Terminating Equipment |
| NTRAC |
New Technical Regulations and Applications Committee |
| OECD |
Organisation for Economic Cooperation and Development |
| ONU |
Optical Network Unit |
| OSI Model |
Open Systems Interconnection Model |
| PAC |
Programme Advisory Committee |
| PAM |
Pulse Amplitude Modulation |
| PAS |
Publicly Available Specification |
| PCM |
Pulse Code Modulation |
| PCN |
Personal Communications Networks |
| PCS |
Personel Communications Systems |
| PDA |
Personal Digital Assistant |
| PDH |
Plesiochronous Digital Hierarchy |
| PHS |
Personal Handyphone System |
| PIN |
Personel Identification Number |
| PISN |
Private Integrated Services Networks |
| PLMN |
Public Land Mobile Network |
| PM |
Phase Modulation |
| PM |
Physical Medium |
| PMR |
Private Mobile Radio |
| PNO |
Public Network Operator |
| PON |
Passive Optical Network |
| POTS |
Plain Old Telephone Service |
| PP |
Portable Part |
| PRI |
Primary-Rate İnterface |
| PRM |
Protocal Reference Model |
| PS |
Paging Systems |
| PSN |
Packet Switched Network |
| PSPDN |
Packed Switched Public Data Network |
| PSTN |
Public Switched Telephone Network |
| PT |
Project Team |
| PT |
Payload Type |
| PTN |
Public Telecommunications Network |
| PTO |
Packed Telecommunication Operator |
| PVC |
Permanent Virtual Circuit |
| QoS |
Quality of Service |
| QPSK |
Quadrature Phase Shift Keying |
| RACE |
Research and Development in Advanced Communications Technologies in Europe |
| RAM |
Random Access Memory |
| RDS |
Radio Data System |
| REL |
Release Message |
| RES |
Radio Equipment and Systems |
| RF |
Radio Frequency |
| RFP |
Radio Fixed Part |
| RH |
Radio Hup |
| RI |
Ring Indicator |
| RLC |
Release Complete Message |
| RLL |
Radio Local Loop |
| ROM |
Read Only Memory |
| RoP |
Rules of Procedure |
| RPP |
Radio Portable Part |
| RR |
Receiver Ready |
| RR |
Radio Repeaters |
| RT |
Radio Terminals |
| RTD |
Reference Time Device |
| RTS |
Request To Send |
| SAP |
Services Access Point |
| SAR |
Segmentation and Reassembly Sublayer |
| SCU |
Standarts Coordination Unit |
| SD |
Standarts Domain |
| SDF |
Service Data Function |
| SDH |
Synchoronous Digital Hierarchy |
| SDL |
Specification and Description Language |
| SDU |
Service Data Unit |
| SES |
Satellite Earth Station |
| SIM |
Subscriber Identity Module |
| SMATV |
Satellite Master Antenna TV |
| SMDS |
Switched Multimegabit Data Services |
| SMG |
Special Mobile Group |
| SMS |
Short Message Service |
| SNA |
Systems Network Architecture |
| SPC |
Stored Programme Control |
| S-PCN |
Satellite-Personal Communications Network |
| SRC |
Strategic Review Committee |
| SS7 |
Signalling System 7 |
| STC |
Sub Technical Committee |
| STD |
Secondary Transmitted Data |
| STDM |
Synchronous Time Division Multiplexing |
| STF |
Special Task Force |
| STP |
Signalling Transfer Point |
| SWA |
Standardization Work Area |
| TA |
Technical Assembly |
| TA |
Terminal Adapter |
| TASC |
Telecommunications Aplications for Switches and Computers |
| TAU |
Trunk Access Unit |
| TBR |
Technical Basis for Regulation |
| TC |
Technical Committee |
| T-CDMA |
Time-Code Division Multiple Access |
| TCP |
Transmission Control Protocol/Internet Protocol |
| TDD |
Time Division Dublex |
| TDM |
Time Division Multiplexing |
| TDMS |
Time Division Multiplex System |
| TE |
Terminal Equipment |
| TEN |
Trans European Network |
| TETRA |
Trans European Trunked Radio |
| TFTS |
Terrestrial Flight Telephone Systems |
| TG |
Task Group |
| TINA |
Telecommunication Information Network Architecture |
| TM |
Transmission and Multiplexing |
| TO |
Technical Organisation |
| TR |
Technical Report |
| TRAC |
Technical Regulations Application Committee |
| TRU |
Traffic Unit |
| TUG |
Telecommunication User Group |
| UHF |
Ultra High Frequency |
| UMTS |
Universal Mobile Telecommunications Systems |
| UNI |
User Network Interface |
| UPCS |
Universal Personal Communications Service |
| UPT |
Universal Personal Telecommunications |
| VAN |
Village Area Network |
| VC |
Virtual Channel |
| VCI |
Virtual Channel İdentifier |
| VDSL |
Very High Speed Digital Subscriber Line |
| VDT |
Video Display Terminal |
| VDU |
Video Display Unit |
| VHDSL |
Very High-bit-rate DSL |
| VHF |
Very High-Frequency |
| VLF |
Very Low-Frequency |
| VoD |
Video on Demand |
| VP |
Virtual Path |
| VPI |
Virtual Path İdentifier |
| VPN |
Virtual Private Network |
| VSAT |
Very Small Apperture Terminal |
| VWP |
Voluntary Work Programme |
| WAN |
Wide Area Network |
| WARC |
World Administrative Radio Conference |
| WI |
Work Item |
| WLL |
Wireless Local Loop |
| WRC |
World Radio Conference |
| WS |
Work Station |
| WT |
Working Team |