| A |
Ampere |
| AAC |
Automatic attenuation control |
| Ac |
Area cover |
| ACG |
Automatic control gain |
| AEL |
Accessible emission limit |
| AIR |
Advanced infrared |
| AP |
Access point |
| APD |
Avalanche photodiode |
| APPM |
Amplitude pulse position modulation |
| ARIB |
Association of Radio Industries and Businesses |
| ARP |
Address resolution protocol |
| ASCII |
American standard code for information interchange |
| ASK |
Amplitude shift keying |
| ATM |
Asynchronous transfer mode |
| ATPC |
Automatic transmit power control |
| AWGN |
Additive white Gaussian noise |
| BCH |
Bose–Chaudhury–Hocquenghem code |
| BCJR |
Bahl–Cocke–Jelinek–Raviv code |
| BER |
Binary error rate |
| BPM |
Beam propagation method in time domain |
| BT |
British Telecom |
| CAO |
Concentrateur amplificateur optique (Fireball) |
| BC |
Conduction band |
| CC |
Convolutional code |
| CCD |
Charge coupled device |
| CCETT |
Centre Commun d’Etudes de Télévision et de Télécommunications |
| CD |
Compact disc |
| CDMA |
Code division multiple access |
| CEI |
Commission Electrotechnique Internationale |
| CEPT |
Conférence Européenne des Postes et Télécommunications |
| CIR |
Channel impulse response |
| CNES |
Centre National d’Etudes Spatiales |
| CNET |
Centre National d’Etudes des Télécommunications |
| COFDM |
Coded orthogonal frequency division multiplex |
| CPG |
Conference Preparatory Group |
| CQI |
Color quality indication |
| CRC |
Cyclic redundancy check |
| CSI |
Channel state information |
| CSMA |
Carrier sense multiple access |
| CSMA/CA |
Carrier sense multiple access with collision avoidance |
| CSMA/CD |
Carrier sense multiple access with collision detection |
| DARPA |
Defense Advanced Research Projects Agency |
| DC |
Direct current |
| DD |
Direct detection |
| DFB |
Distributed feedback |
| DIF |
Diffusion |
| DIV |
Divergence |
| DLR |
Deutsch Land Radio: German Spatial agency |
| DMT |
Discrete multitone modulation |
| DPIM |
Digital pulse interval modulation |
| DPPM |
Differential pulse position modulation |
| DRM |
Digital Radio Mondiale |
| DSL |
Digital subscriber line |
| DSSS |
Direct sequence spread spectrum |
| DVD |
Digital versatile disc |
| ECC |
Error corrector code |
| ECMA |
European Computer Manufacturers Association |
| EDFA |
Erbium-doped fiber amplifiers |
| EDRS |
European Data Relay Satellite |
| EEL |
Edge emitting laser |
| EFIR |
Extremely fast infrared communication |
| EHF |
Extremely high frequency |
| EN |
European Norm (Euronorm) |
| ERO |
European Radiocommunication Office |
| ESA |
European Space Agency |
| Ethernet |
LAN packet protocol |
| FCS |
Frame check sequence |
| FDD |
Frequency division duplex |
| FDDI |
Fiber distributed data interface |
| FDMA |
Frequency division multiple access |
| FDTD |
Finite difference time domain |
| FET |
Field effect transistor |
| FFT |
Fast Fourier transform |
| FIR |
Fast infrared |
| FOV |
Field of view |
| FSO |
Free-space optic |
| FTTx |
Fiber to the Home, Business.... |
| FTTH |
Fiber to the home |
| GSM |
Global system for mobile communications |
| GUI |
Graphical user interface |
| HAP |
High-altitude platform |
| HF |
High frequency |
| HHH |
Hirt–Hassner–Heise code |
| HP |
Optical transmitted half-power angle |
| HTTP |
Hypertext transfer protocol |
| IBM |
International Business Machines |
| ICSA |
Infrared Communication Systems Association |
| ICT |
Information and Communication Technologies |
| Id |
Dark current |
| IdP |
Indoor positioning |
| IEC |
International Electrotechnical Commission |
| IEE |
Institution of Electrical Engineers |
| IEEE |
Institute of Electrical and Electronics Engineers |
| IIS |
Interference intersymbol |
| IM |
Intensity modulation |
| IM/DD |
Intensity modulation/direct detection |
| InGaAs |
Indium gallium arsenide |
| IP |
Internet protocol |
| IPv6 |
Internet protocol version 6 |
| IR |
Infrared |
| IRC |
Infrared communication |
| IrDA |
Infrared Data Association |
| IrLAP |
Infrared link access protocol |
| IrLMP |
Infrared link management protocol |
| ISCA |
Infrared communication Systems Association |
| ISI |
Intersymbol interference |
| ISO |
International Standards for Organization |
| ITS |
Intelligent transport system |
| ITU |
International Telecommunication Union |
| ITU-R |
International Telecommunication Union Radiocommunication sector |
| JVC |
Japan Victor Company |
| KDDI |
Japanese telecommunication operator |
| LAP |
Link access protocol |
| LASER |
Light amplification by stimulated emission of radiation |
| LD |
Laser diode |
| LCD |
Liquid crystal display |
| LCR |
Line clock recovery |
| LDPC |
Low-density parity check code |
| LED |
Light-emitting diode |
| LEOT |
Laser electro-optics technology |
| LLC |
Logical link control |
| LMP |
Link management protocol |
| LOS |
Line of sight |
| LRC |
Longitudinal redundancy check |
| MAC |
Medium access control |
| MIMO |
Multiple-input multiple-output |
| MPDU |
MAC protocol data unit |
| MPE |
Maximum permissible exposure |
| MPEG |
Moving Picture Experts Group |
| MRR |
Modulating retroreflector |
| MS |
Multispot |
| MSD |
Multispot diffuse |
| MSDU |
MSMAC service data unit |
| MSM |
Metal-semiconductor-metal photodiode |
| Mozilla |
Code name for the web Netscape Navigator |
| NASA |
National Aeronautical and Space Administration |
| NEC |
Nippon Electric Company Limited |
| NFIRE |
Near-field infrared experiment |
| NLOS |
Non-line of sight |
| NRZ |
Non-return to zero |
| NTT |
Nippon Telegraph and Telephone Corporation |
| OBEX |
Object Exchange (IrDA exchange protocol) |
| OFDM |
Orthogonal frequency division multiplex |
| OMEGA |
HOME Gigabit Access |
| OOK |
On–off keying |
| OPPM |
Overlap pulse position modulation |
| OQAM |
Offset quadrature amplitude modulation |
| OSI |
Open systems interconnection |
| OWMAC |
Optical wireless media access control |
| PC |
Personal computer |
| PER |
Packet error rate |
| PD |
Photodiode |
| PDA |
Personal digital assistant |
| PDU |
Protocol data unit |
| PHY |
OSI physical layer |
| PIN |
Positive intrinsic negative diode |
| PLC |
Power line communication |
| PLCP |
Physical layer convergence procedure |
| PmP |
Point-to-multipoint communication |
| PtP |
Point-to-point communication |
| PPDU |
PLCP protocol data unit |
| PPM |
Pulse position modulation |
| PSDU |
Physical service data unit |
| PSK |
Phase-shift keying |
| QAM |
Quadrature amplitude modulation |
| QKD |
Quantum key distribution |
| QOFI |
Qualité Optique sans Fil Indoor |
| QOS |
Quality of service |
| RC5 |
Philips IRDA remote control protocol |
| RGB |
Red green blue |
| RLL |
Run length limited encoding |
| RR |
Radio regulation |
| RS |
Reed–Salomon code |
| RSA |
Rivest–Shamir–Adleman code |
| RSV |
Association of Reed–Salomon and Viterbi code |
| RS232 |
Universal data interface |
| RTSP |
Real-time streaming protocol |
| RVR |
Runway visual range |
| SAP |
Service access point |
| SDMA |
Space division multiple access |
| SEI |
Space Exploration Initiative |
| SFD |
Start frame delimiter |
| SFTF |
Spaceborne flight test system |
| SHF |
Super high frequency |
| SILEX |
Semiconductor intersatellite link experiment |
| SIMO |
Single-input multiple-output |
| SIR |
Serial infrared |
| SIRSC |
Sony IrDA data transmission protocol |
| SISO |
Single-input single-output |
| SMTP |
Simple mail transfer protocol |
| SNR |
Signal-to-noise ratio |
| SPIE |
Society of Photo-optical Instrumentation Engineers |
| SWO |
Smart wireless optic |
| TIA |
Transimpedance amplifier |
| TFTP |
Trivial file transfer protocol |
| TCP |
Transmission control protocol |
| TCP/IP |
Transmission control protocol/internet protocol |
| TDD |
Time division duplex |
| TDMA |
Time division multiple access |
| TG |
Task group |
| UDP |
User datagram protocol |
| UFIR |
Ultrafast infrared |
| UHF |
Ultrahigh frequency |
| USB |
Universal serial bus |
| UV |
Ultraviolet |
| VB |
Valence band |
| VCSEL |
Vertical external-cavity surface-emitting laser |
| VFIR |
Very fast infrared |
| VISPLAN |
Infrared wireless LAN systems: WLAN system which combine IR technology (Ethernet 100 Mbps) and LAN mobility |
| VLC |
Visible light communication |
| VLCC |
Visible Light Communication Consortium |
| VoIP |
Voice over IP |
| VRC |
Vertical redundancy check |
| W |
Watt |
| WDAN |
Wireless domestic area networks |
| WDD |
Wavelength division duplex |
| WDM |
Wavelength division multiplexing |
| WDMA |
Wavelength division multiple access |
| WIFI |
Wireless communication protocols governed by IEEE 802.11 norms |
| WLAN |
Wireless local area networks |
| WPAN |
Wireless personal area networks |
| WLOS |
Wide line of sight |
| WON |
Wireless optical network |
| WS |
Weapons system |
| WWRF |
Wireless World Research Forum |
| WWW |
World wide web |
