Abkürzungen: Telekommunikation
1077 Einträge in dieser Kategorie.
| Abkürzung | Bedeutung | Sprache |
|---|---|---|
| 5G | 5th Generation (Mobile Telephony) | EN |
| 5GL | 5th Generation Language | EN |
| AAA | Adult Album Alternative | EN |
| AAA | Alternate Assembly Area | EN |
| AAA | American Automobile Association | EN |
| AAA | Antique Automobile Association | EN |
| AAA | Assign Alternate Area | EN |
| AAA | Australian Automobile Association | EN |
| AAC | Augmentative and Alternative Communication | EN |
| AAE | About American Alternatives Energy Corporation | EN |
| AAF | Adjustable Active Filter | EN |
| AAF | Adaptive Active Filtering | EN |
| AAR | Automatic Alternative Routing | EN |
| AATIS | Arbeitskreis Amateurfunk und Telekommunikation in der Schule | DE |
| AAVD | Automatic Alternate Voice Data | EN |
| AAZ | Automobile Association of Zimbabwe | EN |
| ABF | Agile Bandpass Filter | DE |
| ABP | Alternate Bit Protocol | EN |
| ABS | Alternative Billing Service | EN |
| AC | Alternating Current | EN |
| ACF | Automated Collaborative Filtering | EN |
| ACFM | Alternating Current Frequency Modulation | EN |
| ACO | [TCP] Alternate Checksum Option | EN |
| ACS | Alternate Character Set | EN |
| ACS | Alternative Compensation System | EN |
| ACS | Alternative Current Switch | EN |
| ACT | Alternative Computer Technology [Corporation] | EN |
| ACT | Alternative Control Techniques | EN |
| ACTA | America's Carriers Telecommunication Association | EN |
| ACU | Acknowledgement Signal Unit | EN |
| ACW | Alternating Continuous Waves | EN |
| ADA | Alternate Delay Accumulation | EN |
| ADF | Active Dynamic Filtering | EN |
| ADI | Alternate Direction Implicit | EN |
| ADLAT | Adaptive Lattice Filter | EN |
| ADR | ADR Alternative Dispute Resolution | EN |
| ADS | Alternate Data Stream | EN |
| ADS | Alternate Data Streams | EN |
| AEP | Alternate Extraction Point | EN |
| AF | Alternative/Audio Frequency | EN |
| AFC | Automatic Frequency Control | EN |
| AFC | Aeronautical Frequency Committee | EN |
| AFH | Adaptive Frequency Hopping | EN |
| AFM | Audio Frequency Modulation | EN |
| AFR | Alternate Frame Rendering | EN |
| AFSK | Audio Frequency Shift Keyer/Keying (Modulation) | EN |
| AFTN | Aeronautical Fixed Telecommunication Network | EN |
| AFU | Afu: Amateurfunk | EN |
| AFUG | Amateurfunkgesetz | EN |
| AFUV | Amateurfunkverordnung | EN |
| AG | Alternating Gradient | EN |
| AGAF | Arbeitsgemeinschaft Amateurfunkfernsehen | EN |
| AHDL | Altera Hardware Description Language | EN |
| AID | Altered Item Drawing | EN |
| AIE | Alternative & Innovative Education | EN |
| AIM | Alternate Input Method | EN |
| AIR | All-India Radio | EN |
| AIS | Alarm Indication Signal/System | EN |
| AIS | Alarm Indication Signal | EN |
| AJF | Anti-Jam Frequency | EN |
| AKF | Autokorrelationsfunktion | EN |
| ALA | Automobile Legal Association | EN |
| ALAN | Automobile Local Area Network | EN |
| ALC | Alternative LSA Control [number code] | EN |
| ALEC | Alternative Local Exchange Carrier | EN |
| ALF | Accurate positioning by Low Frequency | EN |
| ALF | Adaptive Loop Filter | EN |
| ALI | Alternative Licensing Interpretation | EN |
| ALK | Alterable Legend Keys | DE |
| ALT | Alternate | EN |
| AM | Anwendungsmodul | EN |
| AMF | ACE Mobile Force | EN |
| AMI | Alternate/Alternative Mark Inversion (Code) | EN |
| AMI | Alternate Mark Inversion | DE |
| AMPS | Advanced Mobile Phone Service/System | EN |
| AMRA | Ants-based Mobile Routing Architecture | EN |
| AMS | Altered Mental Status | EN |
| AMT | [USA] Alternative Minimum Tax | EN |
| AMTEC | Ausstellung fuer Amateurfunktechnik, Elektronik, Computer | EN |
| AMTOR | Amateur Microcomputer Teleprinting Over Radio | EN |
| ANARC | Association of North American Radio Clubs | EN |
| ANI | Automatic Number Identification (Telefon) | EN |
| ANT | Advanced Networking and Telecommunication | EN |
| AOS | Acquisition Of Signal | EN |
| AOS | Alternate Operator Service | EN |
| APOL | Alternate Person On Line (Slang) | EN |
| APRIL | Active/Passive Radio Interference Lock | EN |
| ARD | Arbeitsgemeinschaft der Rundfunkanstalten Deutschlands | DE |
| ARD | Arbeitsgemeinschaft der oeffentlich-rechtlichen Rundfunkanstalten der Bunmdesrepublik Deutschland | DE |
| ARDF | Amateur Radio Direction Finding | EN |
| ARI | Autofahrer Rundfunk Information | EN |
| ARIB | Association of Radio Industries and Businesses, Japan | EN |
| ARN | Aeronautical RadioNavigation | EN |
| ARRL | American Radio Relay League | EN |
| ARS | Alternate Route Selection | EN |
| ART | Autorite de Regulation des Telecommunications | DE |
| ARTOB | Amateur Radio Translator on Balloon | EN |
| ASA | Automatic Signal Analyzer | EN |
| ASB | Alarm-Signal-Bearbeitung | EN |
| ASB | Alternative Service Book | EN |
| ASG | ARINC Signal Gateway | EN |
| ASI | Alarm-Signal-Initialisierung | EN |
| ASL | Alternating Skip List | EN |
| ASP | Advanced Signal Processor | EN |
| ASPS | Advanced Signal Processing System | EN |
| ASTRA | Association Tunesienne des Radio Amateurs | DE |
| AT&T | American Telephone and Telegraph | EN |
| ATA | Analog Telefon/Terminal Adapter | EN |
| ATM | Alternating Turing Machine | EN |
| ATN | Aeronautical Telecommunications Network | EN |
| ATN | Aeronautical Telecommunication Network | EN |
| ATR | Advanced Telecommunications Research [laboratory] | EN |
| ATR | Alternate Trunk Routing | EN |
| ATR | Austin Trumbull Radio | EN |
| AUC | [GSM] AUthentication Center | EN |
| AVB | Analog Video Bandwidth | EN |
| AVD | Alternate Voice or Data | EN |
| AVD | Alternation Voice/Data | EN |
| AVS | Altersverifikationssystem | EN |
| AVSP | Advanced Video Signal Processor | EN |
| AWADO | Automatischer Wechselschalter in der Anschlussdose | DE |
| B | Bandwidth | EN |
| BACP | Bandwidth Allocation Control Protocol | EN |
| BAP | Bandwidth Allocation Protocol | EN |
| BAPT | Bundesamt Post und Telekommunikation, Mainz | DE |
| BAS | Bild-Austast-Synchron(-Signal) | EN |
| BAS | Bitrate Allocation Signal | EN |
| BATMAN | B.A.T.M.A.N.: Better Approach To Mobile Ad-Hoc Networking | EN |
| BB | Bandwidth Broker | EN |
| BCF | Bandwidth Change Confirmation | EN |
| BCFSK | Binary Coded Frequency Shift Keying | EN |
| BDP | Bandwidth Delay Product | EN |
| BDR | Bandwidth Denial Ratio | EN |
| BEF | Band Elimination Filter | EN |
| BFO | Beat Frequency Oscillator | EN |
| BIR | British Institute of Radiology | EN |
| BIT | Basic Interface Telephone | EN |
| BITKOM | Bundesverband Informationswirtschaft, Telekommunikation und Neue Medien | DE |
| BJR | British Journal of Radiology | EN |
| BMPT | Bundesministerium fuer Post- und Telekommunikation | DE |
| BMW | Bandwidth Management Workshop (IEEE) | EN |
| BOD | Bandwidth/Book On Demand | EN |
| BOD | Bandwidth On Demand | EN |
| BOND | Bandwidth On Demand | EN |
| BPF | Band Pass Filter | EN |
| BPF | Berkeley Packet Filter | EN |
| BRH | Bureau Of Radiological Health | EN |
| BRJ | Bandwidth Change Reject | EN |
| BRN | Bluegrass Radio Network | EN |
| BRQ | Bandwidth Change Request | EN |
| BRQ | Bandwidth ReQuest | EN |
| BRS | Break Request Signal | EN |
| BSEL | Bus Frequency Select (Intel) | EN |
| BT | British Telecom/Telecommunications | EN |
| BTAM | Basic Telecommunication Access Method (IBM) | EN |
| BTD | [ITU] Bureau of Telecommunications Development | EN |
| BTL | Bell Telephone Laboratories | EN |
| BTN | Billing Telephone Number | EN |
| BW | Bandwidth | EN |
| BWB | BandWidth Balancing | EN |
| BWC | BandWidth Compression | EN |
| BWM | BandWidth Monitor | EN |
| BZT | Bundesamt fuer Zulassungen in der Telekommunikation | DE |
| CAA | Canadian Automobile Association | EN |
| CALTECH | California Institute of Technology | EN |
| CAM | Complementary Alternative Medicine | EN |
| CAR | Computer Assisted Radiology | EN |
| CAR | Computer-Assisted Radiology | EN |
| CARA | Computer Aided Radio Amateur | EN |
| CARS | Computer Assisted Radiology and Surgery | EN |
| CAS | Channel Associated Signaling | EN |
| CAS | Circuit Associated Signaling | EN |
| CAT | Computer Aided Teaching/Testing/Telecommunication/Translation/Transscription | EN |
| CATT | China Academy of Telecommunication Technology | EN |
| CBR | Chemical, Biological, Radiological [warfare] | EN |
| CCF | Capsulated Color Filter | EN |
| CCIR | Comite Consultatif International des Radiocommunications | DE |
| CCIS | Common Channel Interoffice Signaling | EN |
| CCS | Common Channel Signalling | EN |
| CCS | Common Channel Signaling | EN |
| CCSS7 | Common Channel Signalling System No. 7 | EN |
| CCTA | Central Computer and Telecommunications Agency, UK | EN |
| CEBIT | CeBIT: Centrum fuer Bueroautomation, Informationstechnologie und Telekommunikation | DE |
| CEPT | Conference Europeenne des Administrations des Postes et des Telecommunications | DE |
| CFAA | Custom Filter Anti-Aliasing | EN |
| CFB | Call Forwarding on mobile subscriber Busy | EN |
| CFB | Clear Frequency Broadcast | EN |
| CFF | Critical Flicker Frequency | EN |
| CFG | Constant Frequency Generator | EN |
| CIC | Cascaded Integrated Comb (filter) | EN |
| CIF | CalTech Intermediate Form | EN |
| CISPR | Comite International Special des Perturbations Radioelectriques | DE |
| CIT | Computer Integrated Telephone/Telephony | EN |
| CLASS | Custom Local Area Signalling Service | EN |
| CLS | Card Loading Signal | EN |
| CMF | Content Monitoring and Filtering | EN |
| CMS | Control, Media, and Signalling | EN |
| CMT | Cellular Mobile Telephone | EN |
| CNET | Centre National d'Etudes des Telecommunications, Paris | DE |
| COCOT | Customer Owned Coin Operated Telephone | EN |
| COFDM | Coded Orthogonal Frequency Division Multiplex | EN |
| COTS | Coin Operated Telephone System | EN |
| CPFSK | Continuous Phase Frequency Shift Keying | EN |
| CR | Cognitive Radio | EN |
| CRTC | Canadian Radio-Television and Telecommunications Commission | EN |
| CSB | Civilian Shelters Bill | EN |
| CSG | Complementary Signal Generator | EN |
| CSP | Common Signal Processor | EN |
| CSTS | Computer Supported Telecommunication/Telephony Standard | EN |
| CT | Cordless Telephone | EN |
| CTD | Computing and Telecommunications Division | EN |
| CTIA | Cellular Telecommunications Industry Association | EN |
| CTN | Corporate Telecommunication Network | EN |
| CTOS | Corporate Telecommunications and Office Systems | EN |
| CTR | Center for Telecommunications Research, Columbia U. | EN |
| CTR | Center for Telecommunications Research | EN |
| CTS | Customer Telephone System | EN |
| CTX | Customer Telephone Exchange | EN |
| CUT | Campaign for Unmetered Telecommunications | EN |
| DAA | Dominion Automobile Association | EN |
| DAKfCBNF | Deutscher Arbeitskreis fuer CB- und Notfunk | DE |
| DAMPS | Digital Advanced Mobile Phone Service | EN |
| DAR | Digital Audio Radio | EN |
| DAR | Dynamic Alternate Routing | EN |
| DARC | Data Radio Channel | EN |
| DARC | Deutscher Amateur-Radio Club | EN |
| DARMS | Digital Alternate Realization of Musical Symbols | EN |
| DATEL | Data Telecommunication | EN |
| DBCES | Dynamic Bandwidth Utilization in 64 kBit/s Time Slot Trunking over ATM Using Circuit Emulation Services | EN |
| DCS | Digital Cellular (Telecommunication) System | EN |
| DCT | Digital Cellular Telephone | EN |
| DDF | Directional Day Filter | EN |
| DECT | Digital European Cordless Telecommunication | EN |
| DFE | Dual-Frequency Etch | EN |
| DFR | Double Frequency Recording | EN |
| DFS | Dynamic Frequency Selection | EN |
| DFU | Data Filter Unit | EN |
| DGT | Direction Generale des Telecommunications | DE |
| DKF | Differential Kalman Filter | EN |
| DKT | Digital Key Telephone | EN |
| DLF | Deutschlandfunk | EN |
| DMF | Digital Matched Filter | EN |
| DMR | Differential Microwave Radiometer | EN |
| DNSB | Daten-Netz-Signalisierung Typ B | EN |
| DPMS | Digital/Display Power Management Signaling/Software/Support | EN |
| DPMS | Display Power Management Signaling (Standard) (VESA) | EN |
| DQF | Double-Quantum Filter | EN |
| DQN | Desert Quilters of Nevada | EN |
| DRA | Deutsches Rundfunk-Archiv | EN |
| DRM | Digital Radio Mondiale (Modulation) | EN |
| DS3 | Digital Signal Level 3 | EN |
| DSG | Digital Signal Generator | EN |
| DSM | Daten-Signal-Multiplexsystem | EN |
| DSMX | Digitaler Signalmultiplexer | EN |
| DSN | Digital Signal [Level] N | EN |
| DSP | Digital Signal/Sound Processing/Processor | EN |
| DSP | Digital Signal Processor | EN |
| DSR | Digitales Satelliten-Radio | EN |
| DSS | Digital Subscriber Signalling | EN |
| DSS | Digital Signal Standard | DE |
| DSS1 | Digital Signalling System No. 1 | EN |
| DST | Dispersive Signal Technology | EN |
| DSX | Digital Signals Cross-Connect | EN |
| DTMF | Data/Dual Tone Multiple Frequency | EN |
| DTN | Digital Telephone Network | EN |
| DX | Weitverkehr, Distance (Funk) | EN |
| EAF | Export Address Table Access Filtering | EN |
| EAROM | Electrically Alterable Read Only Memory | EN |
| ECS | Encryption Control Signal | EN |
| ECSS | Exalted Carrier Single Sideband | EN |
| ECTA | European Competitive Telecommunication Association | EN |
| EDGE | Enhanced Data Rates for GSM Evolution | EN |
| EFI | Electromechanical Frequency Interference | EN |
| EGPRS | Enhanced General Packet Radio Service | EN |
| EGSM | E-GSM: Extended GSM-900 Band | EN |
| EHF | Extremely High Frequency | EN |
| EIS | Expanded Inband Signaling | EN |
| EKF | Extended Kalman Filter | EN |
| EKTS | Electronic Key Telephone Service/Sets | EN |
| ELF | Extremely Low Frequency | EN |
| EPIRB | Emergency Position Indicating Radio Beacon | EN |
| ERC | European Radiocommunication Committee | EN |
| ERM | EMC and Radio Matters | EN |
| ERMES | European Radio Message Service/System | EN |
| ERO | European Radiocommunications Office | EN |
| ESMR | Enhanced Specialized Mobile Radio | EN |
| ESPICO | Embedded Signal Processing for Integrated Cores | EN |
| ETM | Exchange Telephone Manager | EN |
| ETS | European Telecommunication Standard | EN |
| ETS | Embedded Telecommunications Solutions | EN |
| ETSA | European Telecommunication Services Association | EN |
| ETSI | European Telecommunications Standards Institute | EN |
| EVA | Elektronisches Volltext-Archiv, Karlsruhe | EN |
| EWF | Enhanced Write Filter | EN |
| F | Federation, Fernmelde-, Field, File, Francais, Funk | EN |
| F | Fading, Federation, Fernmelde-, Field, File, Francais, Funk | EN |
| FAM | File Alteration Monitor | EN |
| FAS | Frame Alignment Signal | EN |
| FAXTAM | Fax and Telephone Answering Machine | EN |
| FBAS | Farb-Bild-Austast-Synchronsignal (RGB-Signal) | EN |
| FBV | Frequency Bias Value | EN |
| FCCH | Frequency Correction Channel | EN |
| FDD | Frequency Division Duplex | EN |
| FDE | Frequency Domain Experiments | EN |
| FDM | Frequency Division Multiplexer/Multiplexing | EN |
| FDM | Frequency Division Multiplexing | EN |
| FDMA | Frequency Division Multiple/Multiplex Access | EN |
| FFB | Fast Filter Bank | DE |
| FFB | Filter that Fights Back | EN |
| FFH | Fast Frequency Hopping | EN |
| FFU | Filter Fan Unit | DE |
| FGF | Forschungsgemeinschaft Funk | EN |
| FHSS | Frequency Hopping Spread Spectrum | EN |
| FID | File/Format/Frequency Identifier/Identification | EN |
| FID | Filtering IDentifier | EN |
| FIO | Frequency In and Out | EN |
| FIR | Finite Impulse Response (filter) | EN |
| FIR | Finite Impulse Response [Filter] | EN |
| FIRS | Field Incident Radio System | EN |
| FIT | Fachauschuss fuer Information und Telekommunikation | DE |
| FKF | Fast Kalman Filter | DE |
| FLL | Frequency Locked Loop | EN |
| FLL | Filter Lateral Length | EN |
| FLR | Filter Loading Rate | EN |
| FLS | Filter Lateral Size | EN |
| FLV | Filter Lateral Volume | EN |
| FM | Frequenzmodulation, Frequency Modulation | EN |
| FMC | Fixed-Mobile Convergence | EN |
| FMCW | Frequency Modulated Continuous Wave | EN |
| FMD | Funkmessdienst | EN |
| FME | Funkmeldeempfaenger | EN |
| FMI | Fixed Mobile Integration | EN |
| FMS | Fixed Mobile Solution (Intel) | EN |
| FMS | Funkmeldesystem | EN |
| FPLMTS | Future Public Land Mobile Telecommunications System | EN |
| FRA | Fixed-Radio Access | EN |
| FRA | Foersvarets Radioanstalt, Schweden | EN |
| FRP | Federal Radionavigation Plan | EN |
| FRS | Family Radio Service | EN |
| FSA | Filter Surface Area | EN |
| FSK | Frequency Shift Keying (Modulation) | EN |
| FSK | Frequency Shift Keying | EN |
| FST | Freiwillige Selbstkontrolle Telefonmehrwertdienste | EN |
| FT | Funkentelegraphie | EN |
| FTEG | Gesetz ueber Funkanlagen und Telekommunikationsendeinrichtungen | DE |
| FTS | Federal Telecommunications Service | EN |
| FTS | Federal Telephone System | EN |
| FTS | Forensic Telecommunication Services | EN |
| FTS | [USA] Federal Telecommunications System | EN |
| FUP | Funktionsplan (DIN 40719) | EN |
| FURA | Foereningen Ume{aa} Radioamatoerer | EN |
| FUST | Funkstelle | EN |
| FVC | Frequency to Voltage Converter | EN |
| GAH | Genetically Altered Homo Sapiens | EN |
| GBW | Guaranteed BandWidth | EN |
| GEF | Gain Equalization Filter | EN |
| GFC | Gas Filter Correlation | EN |
| GFSK | Gaussian Frequency Shift Keying | EN |
| GHU | Gnome Hamradio Utilities | EN |
| GIN | GSM Information Network | EN |
| GIP | GPS/GSM Interworking Profile | EN |
| GMP | Global Mobile Professional | EN |
| GMSC | Gateway Mobile Switching Centre | EN |
| GPRS | General Packet Radio Service | EN |
| GRIO | Guaranteed Input Output Bandwidth | EN |
| GRPS | General Radio Packet System | EN |
| GRSC | Global Radio Standardization/Standards Collaboration | EN |
| GSA | Global Mobile Suppliers Association | EN |
| GSM | Global Shared Memory | EN |
| GSM | Global System for Mobile Communications | EN |
| GSM | Group Speciale Mobile | EN |
| GSM | Global System for Mobile [communication] | EN |
| GSM | God Send Mobiles | DE |
| GSM | Groupe Speciale Mobile [telephony standard] | EN |
| GSM1800 | GSM-1800: Global System for Mobile Communications 1800 MHz | EN |
| GSM1900 | GSM-1900: Global System for Mobile Communications 1900 MHz | EN |
| GSM450 | GSM-450: Global System for Mobile Communications 450 MHz | EN |
| GSM850 | GSM-850: Global System for Mobile Communications 850 MHz | EN |
| GSM900 | GSM-900: Global System for Mobile Communications 900 MHz | EN |
| GSMA | Global Scheduling Multiple Access | EN |
| GSMP | General/Generic/Global Switch Management Protocol | EN |
| GSTN | General/Global Switched Telephone Network | EN |
| GTC | General Telephone Company | EN |
| GTE | General Telephone and Electric | EN |
| GTE | General Telephone Electronics | EN |
| GTS | Global Telecommunication System | EN |
| GTS | Global Telecommunications System | EN |
| GTSC | Global Telecommunications Standards Collaboration | EN |
| GU | Gabelumschalter | EN |
| GVV | Gewaehlte virtuelle Verbindung | EN |
| HAARP | High Frequency Active Auroral Research Program/Project | EN |
| HAR | Highway Advisory Radio | EN |
| HAREC | Harmonized Amateur Radio Examination Certificate | EN |
| HAS | Hardened Aircraft Shelter | EN |
| HBCDC | High Bandwidth Cellular Data Channel | EN |
| HCCSM | High Performance Common Channel Signalling Modul | EN |
| HDCP | High Bandwidth Digital Content Protection | EN |
| HDSC | High Density Signal Carrier | EN |
| HERF | High Energy Radio Frequency | EN |
| HF | High Frequency/Functionality | EN |
| HFDD | H-FDD: Half Frequency Division Duplex | EN |
| HFM | High Frequency Mode | EN |
| HFR | Hybrid Fiber Radio | EN |
| HFS | High-Frequency System | EN |
| HIPER | High Performance European Radio | EN |
| HPB | Half Power Bandwidth | EN |
| HPS | Hardened Personnel Shelter | EN |
| HSMD | High Speed Mobile Data | EN |
| HSP | Host Signal Processing | EN |
| HSYNC | Horizontal Synchronization (signal) | EN |
| HVDS | High Voltage Differential SCSI/Sensing/Signalling | EN |
| IAE | ISDN Anschalteinheit/Anschlusseinheit | EN |
| IARP | International Amateur Radio Permission | EN |
| IARU | International Amateur Radio Union | EN |
| IBFD | Interessengemeinschaft Blinder Funkamateure Deutschlands | EN |
| ICARE | International Council for Amateur Radio in Education | EN |
| ICF | Internet Content Filtering | EN |
| ICSTIS | Independent Committee for the Supervision of Standards of Telephone Information Services | EN |
| IDF | Inverse Document Frequency | EN |
| IF | Intermediate Frequency, Zwischenfrequenz | EN |
| IFA | Internationale Funkausstellung, Berlin | EN |
| IFF | Interessengruppe Funkamateure im Fernverkehr | EN |
| IFL | International Frequency List | EN |
| IFM | Instantaneous Frequency Measurement | EN |
| IFRB | International Frequency Registration Board | EN |
| IIR | Infinite Impulse Response (filter) | EN |
| IISP | Interim Inter Signalling/Switch Protocol | EN |
| ILETS | International Law Enforcement Telecommunications Seminar | EN |
| IMEI | International Mobile Equipment Identifier/Identity | EN |
| IMSI | International Mobile Subscriber Identity | EN |
| IMT | International Mobile Telecommunications | EN |
| INTELSAT | International Telecommunications Satellite Organization | EN |
| IPTC | International Press Telecommunications Council | EN |
| IPVR | Inst. fuer parallele und verteilte Hoechstleistungsrechner, Stuttgart | DE |
| IRE | Institute of Radio Engineers [later IEEE] | EN |
| IRF | Inherited Rights Filter | EN |
| IRN | Independent Radio News | EN |
| IRT | Institut fuer Rundfunktechnik, Muenchen | DE |
| IS | Interactive Service (Telecommunication) | EN |
| ISL | Interface Signal List | EN |
| ISSP | Inter-Switch Signalling Protocol | EN |
| ISU | Initial Signal Unit | EN |
| ITA | Industrial Telecommunications Association | EN |
| ITC | Independent Telephone Company | EN |
| ITK | Informationstechnik und Telekommunikation | DE |
| ITR | Internet Talk Radio | EN |
| ITS | Institute for Telecommunication Sciences, USA | EN |
| ITS | International Telecommunications Society | EN |
| ITS | Institute of Telecommunication Science | EN |
| ITT | Internet, Television, Telephone | EN |
| ITT | International Telephone and Telegraph | EN |
| ITU | International Telecommunication Union | EN |
| ITU | International Telecommunications Union | EN |
| ITUG | International Telecommunications Users' Group | EN |
| IWF | Impulswahlverfahren (Telefon) | EN |
| IZMF | Informationszentrum Mobilfunk e. V., Berlin | EN |
| J2 | Japanese Telecommunication 2 | EN |
| JFK | Jazzy-Funky-Kool | EN |
| JST | Joint Spatio-Temporal (filtering) | EN |
| JTR | Joint Tactical Radio | EN |
| JTRS | Joint Tactical Radio System, USA | EN |
| JTX | Joint Telephone eXtension | EN |
| JUST | Joint Users of Siemens Telecommunications | EN |
| KAQ | Kansas Art Quilters | EN |
| KEF | Kommission zur Ermittlung des Finanzbedarfs der Rundfunkanstalten, Mainz | DE |
| KMT | Korea Mobile Telecommunications | EN |
| KTA | Korean Telecommunication Authority | EN |
| KTS | Key Telephone System | EN |
| KTU | Key Telephone Unit | EN |
| KUeFUST | Kuestenfunkstelle | EN |
| LART | Linux Advanced Radio Terminal | EN |
| LBX | Low Bandwidth X | EN |
| LBX | Low-Bandwidth X | EN |
| LES | Land-Erdfunkstelle | EN |
| LF | Low Frequency | EN |
| LFD | Local Frequency Distribution | EN |
| LFM | Low Frequency Mode | EN |
| LFO | Low Frequency Oscillator | EN |
| LFR | Low Frequency Radio | EN |
| LFX | Low Frequency Extension | EN |
| LMR | Land Mobile Radio | EN |
| LOS | Loss Of Signal | EN |
| LOWFER | Low Frequency Experimental Radio | EN |
| LPF | Low Pass Filter | EN |
| LPRS | Low Power Radio Service | EN |
| LRA | Low Range Radio Altimeter | DE |
| LSF | Linux Socket Filtering | DE |
| LSS | Link Signalling Sublayer | EN |
| LSS | Link Status Signal (SONET) | EN |
| LTE | Long Term Evolution (Breitband-Mobilfunk) | EN |
| LTE | Line Terminating Equipment | EN |
| LTE | Long Term Evolution | EN |
| LTEA | Long Term Evolution Advanced | EN |
| LUF | Lowest Usable Frequency | EN |
| LVDS | Low Voltage Differential Sensing/Signal/Signalling/SCSI/Swing | EN |
| M | Manage, Memory, Message, Mobile, Mode, Multi | EN |
| M2FM | Modified Double Frequency Modulation | EN |
| MAI | Market for Alternative Investment | EN |
| MAI | [Ericsson] Mobile Applications Initiative | EN |
| MAL | Mobile Application Link | EN |
| MANET | Mobile Adhoc Network | EN |
| MAP | Mobile Application Part | EN |
| MAP | Minor Alteration Procedure | EN |
| MAP | Mobile AGP Package | EN |
| MARS | Military Affiliate Radio System | EN |
| MAT | Mobile Access Terminal | EN |
| MAT | Mobile Agent Technology | EN |
| MAVT | Mobile Audio Visual Terminal | EN |
| MBI | Mobile Business Intelligence | EN |
| MBI | Mobile Identification Number Block Identifier | EN |
| MBS | Mobile Broadband System | EN |
| MC | Mobile Commerce/Communication | EN |
| MCC | Mobile Country Code | EN |
| MCOP | Mobile Connect One-time Password | EN |
| MDA | Mobile Digital Assistant | EN |
| MDA | Mobile Depot Activity | EN |
| MDBS | Mobile Data Base Station | EN |
| MDDI | Mobile Digital Display Interface (VESA) | EN |
| MDG | Mobile Data Gateway/Group | EN |
| MDIS | Mobile Data Intermediate System | EN |
| MDLP | Mobile Data Link Protocol | EN |
| MDS | Minimum Discernible Signal | EN |
| MDT | Mobile Data Terminal | EN |
| ME | Mobile Equipment | EN |
| MEA | Mobiler Einkaufsassistent | EN |
| MEC | Mobile Equipment Console | EN |
| MECN | Mobile Extended Corporate Network | EN |
| MEG | Mobile Expert Group | EN |
| MERLIN | Message Handling and Radio Link Management | EN |
| MES | Mobile End System | EN |
| MES | Mobile Earth Station | EN |
| MET | Multibutton Electronic Telephone | EN |
| MF | Marinefunker | EN |
| MF | Multifunktion | EN |
| MFC | Multifunktionale Chipkarte | EN |
| MFM | Modified Frequency Modulation | EN |
| MFR | Multi Frequency Receiver | EN |
| MFR | Multi-Frequency Receivers | EN |
| MFS | Mitteilungen fuer Seefunkstellen | EN |
| MFU | Memory Forwarding/Filter Unit | EN |
| MFV | Mehrfrequenz-Wahlverfahren (Telefon) | EN |
| MGT | Mobile Ground Terminals | EN |
| MHL | Mobile High Definiton Link | EN |
| MICS | Mobile Information and Communication Systems | EN |
| MID | Mobile Internet Device | EN |
| MID | Mobile Information Device | EN |
| MIDP | Mobile Information Device Profile | EN |
| MIF | Mobile Integration Facility | EN |
| MIN | Mobile Identification Number | EN |
| MIP | Mobile Internet Protocol | DE |
| MIPTEL | Mobile IP Telephony | EN |
| MIRAG | Mitteldeutscher Rundfunk AG, Leipzig | EN |
| MKT | Multifunktionales Kartenterminal | EN |
| MLAN | Militarized/Mobile/Music Local Area Network | EN |
| MLP | Mobile Location Protocol | EN |
| MMM | Mobile Media Mode | EN |
| MMS | Maritime Mobile Service | EN |
| MMSI | Maritime Mobile Service Identity | EN |
| MNC | Mobile Network Code | EN |
| MNIT | Mobile Networks Integration Technology | EN |
| MNO | Mobile Network Operator | EN |
| MNP | Mobile Number Portability | EN |
| MO | Mobile Originated (Message) | EN |
| MOF | Maximum Observed Frequency | EN |
| MOST | Mobile Open Systems Technology | EN |
| MOTU | Mobile Technical Unit | EN |
| MPC | Mobile Positioning Center | EN |
| MPP | Mobile Positioning Protocol | EN |
| MPRM | Mobile Payment Reference Model | EN |
| MPS | Mobile Positioning System | EN |
| MPS | Mobile Power Station | EN |
| MPS | [Ericsson] Mobile Positioning Solution | EN |
| MPT | Ministry of Post and Telecommunications, UK + Japan | EN |
| MPT | Ministry of Posts and Telecommunications | EN |
| MQF | Multiple-Quantum Filter | EN |
| MS | Mobile Station | EN |
| MSA | Mobile Service Architecture | EN |
| MSA | Mobile Security Association | EN |
| MSAIS | Multiplexer Section Alarm Indication Signal | EN |
| MSAP | Minislotted Alternating Priorities | EN |
| MSC | Mobile (Services) Switching Centre | EN |
| MSC | Mobile Switching Center | EN |
| MSE | Mobile Subscriber Equipment | EN |
| MSI | Message Signaled Interrupt | EN |
| MSI | Message Signaled Interrupts | EN |
| MSISDN | Mobile Subscriber Integrated Services Digital Network | EN |
| MSISDNN | Mobile Subscriber Integrated Services Digital Network Number | EN |
| MSM | Mobile Station Modem | DE |
| MSRN | Mobile Station Roaming Number | EN |
| MSS | Mobile Satellite Service | EN |
| MSU | Message Signalling Unit | EN |
| MT | Mobile Terminated (Messaging) | EN |
| MTC | Mobile Terminated Call | EN |
| MTC | Mobile Tyres Center | EN |
| MTM | Mobile To Mobile | EN |
| MTM | Mobile Trusted Module | EN |
| MTS | Message Transfer/Telephone Services/System | EN |
| MTS | Mobile Training Set | EN |
| MTX | Mobile Telephone eXchange | EN |
| MUF | Maximal Usable Frequency | EN |
| MUF | Maximum Usable Frequency | EN |
| MUL | Mobile User Link | EN |
| MUSIC | Multiple Signal Characterization/Classification | EN |
| MVAD | Mobile Value Added Distributor (Intel) | EN |
| MVNO | Mobile Virtual Network Operator | EN |
| MWI | Mobile Web Initiative | EN |
| MXM | Mobile Peripheral Component Interconnect Express Module | EN |
| NASA | .net Application and Strategic Alternatives | EN |
| NATEL | Nationales (Auto-)Telefonnetz (Schweiz) | EN |
| NCS | Network Call Signalling | EN |
| NCTA | National Cable and Telecommunications Association, USA | EN |
| NDR | Norddeutscher Rundfunk | EN |
| NET | Norme Europeenne de Telecommunication | EN |
| NET | New England Telephone | EN |
| NFM | Narrow Frequency Modulation | EN |
| NFS | Nachrichten fuer Seefunkstellen | EN |
| NGMN | Next Generation Mobile Network | EN |
| NIF | Nautischer Informationsfunk | EN |
| NMP | Nokia Mobile Phones | DE |
| NMT | Nordic Mobile Telephone | EN |
| NNSP | Neural Networks for Signal Processing | EN |
| NOEBL | Nichtoeffentlicher beweglicher Landfunk | EN |
| NOEML | Nichtoeffentlicher mobiler Landfunk | EN |
| NORAG | Nordische Rundfunk AG, Hamburg | EN |
| NPR | National Public Radio | EN |
| NPR | [USA] National Public Radio | EN |
| NRP | National Radio Program | EN |
| NS | New Signal | EN |
| NSIS | Next Steps in Signaling )IETF) | EN |
| NSP | Native Signal Processing | EN |
| NSP | [Intel] Native Signal Processing | EN |
| NSRA | Nordvaestra Sk{aa}nes Radioamatoerer | EN |
| NTC | National Telecommunications Conference | EN |
| NTC | National Telecommunications Committee | EN |
| NTDLM | Neue Telefondienstleistungsmerkmale | EN |
| NTIA | National Telecommunications and Information Administration, USA | EN |
| NTT | Nippon Telegraph + Telephone Corporation, Japan | EN |
| NTT | Nippon Telegraph and Telephone [Corporation] | EN |
| NTTF | Networking and Telecommunications Task Force | EN |
| OAA | Ontario Automobile Association | EN |
| OEBL | Oeffentlicher beweglicher Landfunk | EN |
| OFD | Optical Frequency Division Demultiplexer/Demultiplexing | EN |
| OFDM | Orthogonal Frequency Division Multiplex/Multiplexing | EN |
| OFDMA | Orthogonal Frequency Division Multiple Access | EN |
| OFM | Optical Frequency Division Multiplexer/Multiplexing | EN |
| OFV | Old Filtering Value | EN |
| OIRT | Organisation International de Radio et Television | EN |
| OM | Old Man (Radioamateur) | EN |
| OMA | Open Mobile Alliance/Architecture | EN |
| OMA | Open Mobile Alliance | EN |
| OMCR | Operation and Maintenance Center Radio | EN |
| OPT | Office des Postes et Telecommunications | DE |
| ORAG | Ostmarken-Rundfunk AG, Koenigsberg | EN |
| OSCAR | Orbiting Satellite Carrying Amateur Radio | EN |
| OSNR | Optical Signal to Noise Ratio | EN |
| OSO | Originating Signaling Office | EN |
| OTR | Old Time Radio | EN |
| OTS | Operator Telephone System | EN |
| PACTOR | Packet Radio AMTOR | EN |
| PADS | Processing of Analog and Digital Signals | EN |
| PAL | Phase Alternating Line/Loop (TV) | EN |
| PAL | Phase Alternating Line [system] | EN |
| PAMR | Public Access Mobile Radio | EN |
| PAY | Prosecution Alternative for Youth | EN |
| PCS | Physical Coding Signalling/Sublayer | EN |
| PCS | Print Contrast Signal | EN |
| PES | Position/Positioning Error Signal | EN |
| PF | Packet Filter | EN |
| PFF | Packet Filtering Firewall | EN |
| PFM | Pulse Frequency Modulation | EN |
| PGSM | P-GSM: Primary GSM-900 Band | EN |
| PLMN | Public Land Mobile Network | EN |
| PLS | Physical Layer Signaling | EN |
| PLT | Power Line Telecommunication | EN |
| PMA | Permanent Magnet Alternator | EN |
| PMN | Public Mobile Network | EN |
| PMR | Private Mobile Radio | EN |
| PMR | Personal Mobile Radio | EN |
| POTS | Plain Old Telephone Service/System | EN |
| PPA | Passiver Pruefabschluss (Telefon) | EN |
| PPS | Pulse Per Second [Signal Interface] | EN |
| PR | Packet Radio | EN |
| PRF | Pulse Repetition Frequency | EN |
| PRIG | Packet Radio Interest Group | EN |
| PRN | Packet Radio Network | EN |
| PRNET | Packet Radio Network | EN |
| PSC | Physical Signaling Components Sublayer | EN |
| PSNR | Peak Signal to Noise Ratio | EN |
| PSP | Programmable Signal Processor | EN |
| PSS | Private Signalling System | EN |
| PST | Pulsed Signal Therapy | EN |
| PSTN | Public Switched/Switching Telephone Network | EN |
| PTN | Public Telephone Network | EN |
| PTO | Public Telecommunication Network Operator | EN |
| PTT | Post, Telegraph and Telecommunications | EN |
| PTT | Post, Telephone and Telegraph | EN |
| QAS | Quasi-Associated Signaling | EN |
| QFM | Quantized Frequency Modulation | EN |
| QFM | Quasi-Frequency Modulation | EN |
| QGB | Quilters' Guild of Brooklyn | EN |
| QGI | Quilters Guild of Indianapolis | EN |
| QMF | Quadrature Mirror Filter | EN |
| QPL | Q Public License (Trolltech) | EN |
| QRSS | Quasi Random Signal Source | EN |
| QSF | Quick Spam Filter | DE |
| QSIG | Quersignalisierung | EN |
| QSIG | Unified International Corporate Network Signalling Standard | EN |
| QTKUe | Quellen-Telekommunikations-Ueberwachung | EN |
| R | Radio, Real, Receive, Reference, Remote | EN |
| RA | Radiocommunications Agency | EN |
| RAB | Radio Access Bearer | EN |
| RAC | Radio Amateurs of/du Canada | EN |
| RAC | Royal Automobile Club | DE |
| RADAR | Radio Detecting and Ranging | EN |
| RAE | Radio Amateur's Examination, UK | EN |
| RAI | Radio Altimeter Indicator | EN |
| RAKE | Radio Activated Key Entry | EN |
| RAN | Radio Access Network | EN |
| RAOLSR | Radio Aware Optimized Link State Routing | EN |
| RAP | Radio Local Loop Access Profile | EN |
| RAS | Radio Astronomy Service | EN |
| RASP | Radar Airborne Signal Processor | EN |
| RASP | Remote Antenna Signal Processor | EN |
| RAT | Radio Access Technology | EN |
| RAT | Radio Astronomy Telescope | EN |
| RATS | Radio Amateur Telecommunications Society | EN |
| RBDS | Radio Broadcast Data System | EN |
| RBE | RadioBiological Effectiveness | EN |
| RBN | Radio Beacon | EN |
| RBN | Radio Broadcast Network | EN |
| RBU | Radio Base Unit | EN |
| RBW | Resolution Bandwidth | EN |
| RBW | Receiver BandWidth | EN |
| RBW | Reserved BandWidth | EN |
| RBW | Resolution BandWidth | EN |
| RCA | Radio Corporation of Amerika, USA | EN |
| RCA | Radio Corporation of America | EN |
| RCC | Radio Common Carrier | EN |
| RCF | Radio Control Function | EN |
| RCP | Radio Control Protocol | EN |
| RCP | Radio Control Panel | EN |
| RCU | Radio Channel Unit | EN |
| RCX | Radio Frequency Cross Connect | EN |
| RDR | Rijksdienst voor Radiocommunicatie | EN |
| RDRN | Rapidly Deployable Radio Network | EN |
| RDS | Radio Data System | EN |
| RDS | Radio Digital System | DE |
| RDS | RadioDetermination Satellite | EN |
| RDSS | Radio Determination Satellite Services | EN |
| RDT | Radio Digital Terminal | EN |
| REGTP | Regulierungsbehoerde fuer Telekommunikation und Post | DE |
| RES | Radio Equipment and Systems | EN |
| RES | Rotation Error Signal | EN |
| REV | Reverse Charging (Telephone) | EN |
| RF | Radio Frequency | EN |
| RFA | Radio Fixed Access | EN |
| RFA | Radio Free Asia | EN |
| RFE | Radio Free Ethernet | EN |
| RFI | Radio Frequency Interference | EN |
| RFID | Radio Frequency Identification | EN |
| RFM | Radio Frequency Monitoring | EN |
| RFOG | RFoG: Radio Frequency Over Glass | EN |
| RFP | Radio Fixed Parts | EN |
| RFP | Radio Fixed Part | EN |
| RFU | Radio Frequency Unit | EN |
| RFU | Register Forwarding/Filter Unit | EN |
| RG | Radio Guide (coax cables) | EN |
| RGSM | R-GSM: Railways GSM-900 Band | EN |
| RGU | RG/U: Radio Guide/Utility (Kabel) | EN |
| RIAS | Rundfunk Im Amerikanischen Sektor, Berlin | EN |
| RIC | Radio Identify Code | EN |
| RIF | Radio/Renderman Interface | EN |
| RIM | Radio Installation Memorandum | EN |
| RIO | Radio Intercept Officer | EN |
| RLC | Radio Link Control | EN |
| RLL | Radio in the Local Loop | EN |
| RLL | Radio in Local Loop | EN |
| RLP | Radio Link Protocol | EN |
| RLSD | Received Line Signal Detected | EN |
| RMC | Radio Monte Carlo | EN |
| RMC | Radio Modification Committee | EN |
| RMI | Radio Magnetic Indicator | EN |
| RMM | Radio Monitor Module | EN |
| RMP | Radio Management Panel | EN |
| RNARS | Royal Navy Amateur Radio Society | EN |
| RNC | Radio Network Controller | EN |
| RNRT | Reseau National de Recherche en Telecommunications | EN |
| RNS | Radio Network Subsystem | EN |
| RNS | RadioNavigation Service | EN |
| RNT | Radio numerique terrestre | EN |
| RP | Radio Paging | EN |
| RPB | Radio-Praktiker-Buecherei | EN |
| RPC | Radio Paging Call | EN |
| RPM | Radio Packet Modem | EN |
| RPN | Radio Philippines Network | EN |
| RR | Radio Regulations | EN |
| RRC | Radio Resource Control | EN |
| RRG | Reichs-Rundfunk-Gesellschaft, Berlin | DE |
| RRLP | Radio Resource LCS Protocol | EN |
| RRM | Radio Resource Management | EN |
| RRT | Radio Receiver Transmitter | EN |
| RRT | Radio Relay Terminal | EN |
| RSC | Radio Spectrum Committee (Europe) | EN |
| RSL | Radio Signaling Link | EN |
| RSL | Received Signal Level | EN |
| RSP | RADAR Signal Processor | EN |
| RSS | Radio Subsystem | EN |
| RSSI | Received Signal Strength Indication | EN |
| RST | Readability, Signal Strength, and Tone | EN |
| RSTV | Rundfunkstaatsvertrag | EN |
| RT | Radio Text | EN |
| RTA | Runder Tisch Amateurfunk | EN |
| RTCA | Radio Technical Commission for Aeronautics | EN |
| RTCM | Radio Technical Commission for Maritime Services | EN |
| RTG | Radioisotope Thermoelectric Generator | EN |
| RTI | Radio Transaction Identifier | EN |
| RTM | Regional Telecommunications Management | EN |
| RTP | Regulierungsbehoerde fuer Telekommunikation und Post | DE |
| RTP | Radio Tuning Panel | EN |
| RTSP | Realtime Signal Processor | EN |
| RTT | Radio Transmission Technology | EN |
| RTTY | Radio Teletype (Funkfernschreiben) | EN |
| RTU | Radio and Television Union | EN |
| RTU | Radio/Receiver Transmitter Unit | EN |
| RTU | Radio Tuning Unit | EN |
| S | Service, Signal, Standard, Synchron, System | EN |
| S | Signal Timing | EN |
| SAAL | Signalling AAL | EN |
| SAR | Starkstromanschalterelais | EN |
| SARTG | Scandinavian Amateur Radio Teleprinter Group | EN |
| SAW | Surface Acoustic Wave (Filter) | EN |
| SBM | Subnet Bandwidth Manager | DE |
| SBW | Spectral BandWidth | EN |
| SCART | Syndicat des Constructeurs d'Appareils Radio Recepteurs et Televiseurs | DE |
| SCCP | Signal/Signalling Connection Control Port | EN |
| SCE | Signal Conversion Equipment | EN |
| SCEA | Signal Conditioning Electronics Assembly | EN |
| SCP | Signal Control Point | EN |
| SCP | Signal Conversion Point | EN |
| SCSA | Signal Computing System Architecture | EN |
| SCTE | Society of Cable Telecommunications Engineers | EN |
| SCU | Signal Conditioning Unit | EN |
| SDF | Signal Delay Format | EN |
| SDR | Software Defined Radio | EN |
| SDR | Software-Defined Radio | EN |
| SDS | Serious Defect Signal | EN |
| SDU | Service/Signalling Data Unit | EN |
| SEEFUST | Seefunkstelle | EN |
| SF | Select/Send Frequency | EN |
| SF | Single Frequency | EN |
| SFH | Slow Frequency Hopping | EN |
| SFN | Single Frequency Network (Gleichwellennetz) | EN |
| SFR | Single-frequency Network | EN |
| SFS | Stepless Frequency Selection | EN |
| SFS | Sort Filter Skyline | DE |
| SFURD | Stadtfunkrufdienst | EN |
| SG | Signal Ground | EN |
| SHF | Super High Frequency | EN |
| SI | Signalling Rate Indicator | EN |
| SIFT | Stanford Information Filtering Tool | EN |
| SINPO | Signal strength, Interference, Noise, Propagation disturbance, Overall merit | EN |
| SIR | Signal to Interference Ratio | EN |
| SITOR | Simple Telex Over Radio | EN |
| SLC | Signalling Link Code | DE |
| SLF | Super Low Frequency | EN |
| SLS | Signalling Link Selection | EN |
| SMG | Special Mobile Group | EN |
| SMH | Signalling Message Handling | EN |
| SMP | Small and Mobile Production | EN |
| SMR | Signal to Mask Ration | EN |
| SMR | Specialized Mobile Radio | EN |
| SMSMO | SMS Mobile Station Originated | EN |
| SMSMT | SMS Mobile Station Terminated | EN |
| SN | S/N: Signal/Noise (ratio) | EN |
| SNM | Signalling Network Management | EN |
| SNR | Signal to Noise Ratio | EN |
| SNR | Signal-to-Noise Ratio | EN |
| SOFDMA | Scalable Orthogonal Frequency Division Multiple Access | EN |
| SOGT | Senior Officials Group on Telecommunications | EN |
| SOI | Signal Of Interest | EN |
| SPC | Signalling Point Code | EN |
| SPE | Sperreinrichtung (Telefon) | EN |
| SPE | Signal Processing Engine | EN |
| SQ | Signal Quality | EN |
| SQ | Signal-Quantisierungsgeraeusch | EN |
| SQE | Signal Quality Error (SQE Test, heartbeat, Ethernet) | EN |
| SQE | Signal Quality Error | EN |
| SR | Signalling Rate Selector | EN |
| SRB | Signalling Radio Bearer | EN |
| SRS | Signalling Route Set | EN |
| SRS | Stereotactic RadioSurgery | EN |
| SS7 | Signalling System No. 7 | EN |
| SSA | Signal Stability-based Adaptive (routing protocol) | EN |
| SSA | Signal Stability-based Adaptive [Routing] | EN |
| SSE | State Signalling Event | EN |
| SSP | Signal Switching Point | EN |
| SSQ | Six Sigma Qualtec | EN |
| SSU | Subsequent Signal Unit | EN |
| STE | Signalling Terminal | EN |
| STE | Signalling Terminal Exchange | EN |
| STP | Signal Transfer Point | EN |
| STRIP | Starmode Radio IP | EN |
| STS | Synchronous Transfer/Transport Signal | EN |
| STS | Synchronous Transport Signals | EN |
| SUERAG | SUeRAG: Sueddeutsche Rundfunk AG, Stuttgart | EN |
| SWIFT | Society for Worldwide Interbank Financial Telecommunications | EN |
| SWITCH | Swiss Telecommunication System for Higher Education and Research | EN |
| SWR | Suedwestdeutsche Rundfunkdienst AG, Frankfurt (M) | EN |
| SWR | Suedwestrundfunk, Stuttgart | EN |
| T | Telecomm, Telephone, Terminal, Text, Time | EN |
| T2 | Telecommunication 2 (link) | EN |
| TAD | Telephone Answering Device | EN |
| TAD | The Alternative Dictionaries | EN |
| TAD | Turbo Alternator Drive | EN |
| TAE | Telekommunikations-Anschluss-Einheit | EN |
| TAL | Teilnehmeranschlussleitung (Telefon) | EN |
| TAM | Telefon, Anrufbeantworter, Modem | EN |
| TAM | Telephone Answering Machine | EN |
| TAP | Telephone Assistance Plan | EN |
| TAPR | Tucson Amateur Packet Radio Group | EN |
| TAS | Telephone Answering Service | EN |
| TAT | TransAtlantic Telephone | EN |
| TBF | Technisch betriebliche Funktionsbedingungen | EN |
| TBF | Token Bucket Filter | EN |
| TCA | Telecommunications Carrier Association | EN |
| TCAM | Telecommunications Access Method | EN |
| TCAM | Telecommunications Conformity Assessment and Market (Surveillance Committee) | EN |
| TCIF | Telecommunications Industry Forum, USA | EN |
| TCO | Telecommunication Certification Officer | EN |
| TCR | Telephone Conversation Record | EN |
| TDD | Telecommunication Device for the Deaf | EN |
| TDD | Telecommunications Device for the Deaf | EN |
| TDF | Time Division/Domain Filtering | EN |
| TDG | Telekommunikations-Dienst-Gesetz, Teledienstegesetz | DE |
| TED | Telefonischer Ermittlungsdienst | EN |
| TELNET | Telecommunications Network | EN |
| TEM | Telecommunications Equipment Manufacturer | EN |
| TEMPE | Telecommunications and Enterprise Multimedia Platform Environment | EN |
| TES | Teknisk signalspaning, Schweden | EN |
| TETRA | Trans European/Terrestrial Trunked Radio (System) | EN |
| TF | Term Frequency | EN |
| TFA | Total Filter Area | EN |
| TFB | Time Frequency Bus | EN |
| TFTS | Terrestrial Flight Telephone System | EN |
| TGSM | T-GSM: TETRA-GSM | EN |
| THF | Tremendously High Frequency | EN |
| TIA | Telecommunications Industries Association | EN |
| TIA | Telephone Information Access | EN |
| TIDSV | Telekommunikations- und Informationsdienstunternehmen-Datenschutzverordnung | DE |
| TINA | There Is No Alternative (Slang) | EN |
| TIPC | Telecommunications Information Privacy Code | EN |
| TIPHON | Telecommunications and Internet Protocol Harmonization over Networks | EN |
| TK | Tabellenkalkulation, Telekommunikation | EN |
| TKG | Telekommunikationsgesetz | EN |
| TKO | Telekommunikationsordnung | EN |
| TKP | Telekommunikationspool | EN |
| TKUe | Telekommunikations-Ueberwachung | EN |
| TKUe | Telekommunikationsueberwachung | EN |
| TKUeV | Telekommunikations-Ueberwachungsverordnung | EN |
| TKUeV | Telekommunikationsueberwachungsverordnung | EN |
| TKV | Telekommunikations-Kundenschutzverordnung | EN |
| TKZULV | Telekommunikationszulassungsverordnung | EN |
| TLN | Telephone/Transfer Line Number | EN |
| TMA | Telecommunication Managers' Association | EN |
| TMDS | Transition Minimized Differential Signal | EN |
| TMN | Telecommunications Management Network | EN |
| TMO | Telephone Money Order | EN |
| TMR | Tactical Mobile Robot | EN |
| TMSI | Temporary Mobile Subscriber Identity | EN |
| TNB | Telekommunikationsnetz-Betreiber | EN |
| TOR | Telex Over Radio | EN |
| TOT | Telephone Organization of Thailand | EN |
| TRA | Telecommunications Research Associates | EN |
| TRAC | Telecommunications Recommendations Application Committee | EN |
| TRE | Telecommunications Research Establishment, Malvern, England | EN |
| TRS | Tandy Radio Shack | EN |
| TS | Time Signal (Zeitzeichen) | EN |
| TSA | Technical Support Alliance, Test Signal Analyser | EN |
| TSI | Telephone Systems International | EN |
| TSR | Telephone Service Request | EN |
| TSR | Telephone Support Representative | EN |
| TSS | Telecommunications Standardisation/Standards Sector (ITU) | EN |
| TTA | Telecommunications Technology Association | EN |
| TTC | Telecommunications Technology Council | EN |
| TTP | Telephone Twisted Pair | EN |
| TUI | Tangible/Telephone/Text/Touch User Interface | EN |
| TUP | Telephone User Port | EN |
| TUP | Telephone User Part | EN |
| TVA | Telefon-Vermittlungs-Anlage | EN |
| TVA | Telephone VoIP Adapter | EN |
| UAW | United Automobile Workers | EN |
| UFC | URL Filter Client | EN |
| UFC | User Filtered Content | EN |
| UHF | Ultrahigh Frequency (300 MHz -- 3 GHz) | EN |
| UHF | Ultra-High [radio] Frequency | EN |
| UIT | Union Internationale des Telecommunications | DE |
| ULF | Ultra-Low Frequency | EN |
| ULF | Ultra Low Frequency | EN |
| UMA | Unlicensed Mobile Access | EN |
| UMA | Unified Mobile Access | EN |
| UMG | Ultra Mobile Group | EN |
| UMPC | Ultra Mobile Personal/Portable Computer/Computing | EN |
| UMTS | Universal Mobile Telecommunications System | EN |
| UPT | Universal Personal Telecommunication (service) | EN |
| UPT | Universal Personal Telecommunications | EN |
| URSI | Union Radio-Scientifique Internationale | EN |
| USRP | Universal Software Radio Peripheral | EN |
| USTA | US Telephone Association | EN |
| UTP | Universal Personal Telephone Service | EN |
| UTRA | UMTS Terrestrial Radio Access | EN |
| UTRAN | UMTS Radio Access Network | EN |
| UTS | Universal Telecommunications Solutions | EN |
| UUS | User to User Signalling | EN |
| UWR | Ultra Wideband Radio | EN |
| VAC | Voltage Alternating Current | EN |
| VAM | Verband der Anbieter von Mobilfunkdiensten, Bonn | DE |
| VAR | Visual-Aural Radio | EN |
| VATM | Verband der Anbieter von Telekommunikations- und Mehrwertdiensten | DE |
| VBN | Vermittelndes/Vermitteltes/Vorlaeufer Breitbandnetz (Telekom) | EN |
| VBS | Verteiltes Betriebssystem | EN |
| VCF | Voltage Controlled Filter | EN |
| VCF | Voltage Controlled Filters | EN |
| VDR | VHF Data Radio | EN |
| VDV | Vorbestellte Dauerwaehlverbindung | EN |
| VF | Voice Frequency | EN |
| VFF | Voice Frequency Filter | EN |
| VFO | Variable Frequency Oscillator | EN |
| VHF | Very High Frequency (30 -- 300 MHz) | EN |
| VHF | Very High [radio] Frequency | EN |
| VHT | Verteilte Hash-Tabelle | EN |
| VLA | Very Large [radio telescope] Array | EN |
| VLF | Very Low Frequency | EN |
| VMSC | Visited Mobile Switching Centre | EN |
| VO | Vollzugsordnung (Funkdienst) | EN |
| VOF | Vollzugsordnung fuer den Funkdienst | DE |
| VOFDM | Vector Orthogonal Frequency Division Multiplexing | EN |
| VOR | VHF Omnidirectional Radio Range | EN |
| VPRT | Verband Privater Rundfunk und Telekommunikation/Telemedien | DE |
| VSF | Vertical Scanning Frequency | EN |
| VSIS | Video Signal Standard (VESA) | EN |
| VSYNC | Vertical Synchronization (signal) | EN |
| VTAM | Virtual Terminal/Telecommunications Access Method | EN |
| VTM | Verband der Telekommunikationsnetz- und Mehrwertdiensteanbieter, Koeln | DE |
| WARC | World Administrative Radio Conference | EN |
| WATS | Wide Area Telephone/Telecommunications Service | EN |
| WATTC | World Administrative Telegraph and Telephone Conference | EN |
| WBRC | Wuerttembergisch-Badischer Radioclub | EN |
| WCF | Waveguide Cavity Filter | EN |
| WEFAG | Westdeutsche Funkstunde AG, Muenster | EN |
| WFC | Word Frequency Counter | EN |
| WFM | Wide Frequency Modulation | EN |
| WGF | Waveguide Filter | EN |
| WHK | Weitester Hoererkreis (Rundfunk) | EN |
| WOCNRA | Wobble Signal to Noise Ration after Recording | EN |
| WOLF | Weak Signal Operation for Low Frequency | EN |
| WPR | Wisconsin Public Radio | EN |
| WRC | World Radio Conference | EN |
| WRN | World Radio Network | EN |
| WRTH | World Radio and Television Handbook | EN |
| WSA | World Snowmobile Association | EN |
| WSF | Wavelet Synthesis Filter | EN |
| WTF | Waterfall Think Funk | DE |
| WTS | Wireless Telephone System | EN |
| WTS | World Telecommunication Standardization | EN |
| WVQ | West Virginia Quilters | EN |
| WVT | Warwick Valley Telephone | EN |
| WWR | World-Wide Radio | EN |
| XBA | eXtreme Bandwidth Architecture | EN |
| XFG | X-band Frequency Generator | EN |
| XFI | X-band Frequency Interference | EN |
| XGR | eXtreme Gaming Radio | EN |
| XHF | eXtra High Frequency | EN |
| XPF | eXtended Packet Filter | EN |
| XVS | eXchange Voltage Signal | EN |
| ZFM | Zentralamt Fuer Mobilfunk, Muenster | EN |
| ZOFF | Zeichenorientierte Fenster-Funktionen | EN |
| ZR | Zusaetzliches Ruforgan (Telefon) | EN |