AAL ATM Adaptation Layer
ADSL Asymmetric Digital Subscriber Line AES Advanced Encryption Standard
AND Access Network Designer
AON Active Optical Networks
APON ATM Passive Optical Network ASON Asymmetric Optical Access Network
ATM Asynchronous Transfer Mode
AWG Arrayed Waveguide Grating
AWGM Arrayed Waveguide Grating Multiplexer
B
BBL Broadbandloop
BER Bit Error Rate
B-ISDN Broadband Integrated Services Data Network BPON Broadband Passive Optical Network
BWOUL Broadcast Without Usual Limits
C
CC Constant Coarseness
CD Compact Disc
CDM Code Division Multiplexing CDMA Code Division Multiple Access
CM Cable Modem
CO Central Office
CPE Customer Premise Equipment
CPON Composite Passive Optical Network
CSMA/CD Carrier Sense Multiple Access with Collision Detection CWDM Coarse Wavelength Division Multiplexing
D
DBA Dynamic Bandwidth Allocation
DC Decreased Coarseness
DECT Digital Enhanced Cordless Telecommunications
DEMUX Demultiplexer
DFB Distributed Feedback
DOCSIS Data over Cable Service Interface Specification DSL Digital Subscriber Line
DVB-RCC Digital Video Broadcasting Return Channel for Cable DWDM Dense Wavelength Division Multiplexing
E
E1 Europe 1, first multiplex level in Europes telephone systems EDGE Enhanced Data Rates for Global Evolution
EFM Ethernet in the First Mile
E/O Electric/Optic
EPON Ethernet Passive Optical Network
ETSI European Telecommunications Standards Institute
F
FBG Fiber Bragg Grating
FCS Frame Check Sum
FDMA Frequency Division Multiple Access
FIT Failure in Time
FPI Fabry-Perot Interferometer FSAN Full Service Access Network
FSR Free Spectral Range
FTTB Fiber to the Building FTTC Fiber to the Curb FTTcab Fiber to the Cabinet
FTTD Fiber to the Desk
FTTH Fiber to the Home
FTTO Fiber to the Office
FTTU Fiber to the User
G
GB Grating Based
GbE Gigabit Ethernet
GBIC Gigabit Interface Converter
GFP Generic Framing Procedure
GSM Global System for Mobile Communications
H
HDSL High Data Rate Digital Subscriber Line HDTV High Definition Television
HFC Hybrid Fiber Coaxial
HPON Hybrid Passive Optical Network HSCSD High Speed Circuit Switched Data HQHS High Quality High Speed
I
IC Increased Coarseness
IFG Inter Frame Gap
INT Interstage
IP Internet Protocol
IPTV Internet Protocol Television IRR Internal Rate of Return
ISDN Integrated Services Data Network
ISO International Standardization for Organisation ISP Internet Service Provider
ITU International Telecommunication Union
J
JPEG Joint Photographic Experts Group
K
KT Korea Telecom
L
LAN Local Area Network
LARNet Local Access Router Network
LASER Light Amplification by Stimulated Emission of Radiation
LED Light Emitting Diode
M
MAC Medium Access Control
MAN Metropolitan Area Network
MBS Multi Burst Slot
MBWA Mobile Broadband Wireless Access
MMF Multi Mode Fiber
MON Multilevel Optical Network MPCP Multi Point Control Protocol
MTBF Mean Time Before Failure
MTTR Mean Time To Repair
MUSE Multi-Service Access Everywhere
MUX Multiplexer
MZI Mach-Zehnder Interferometer
N
NNI Network Node Interface
NPV Net Present Value
NT Network Terminal/Termination
O
OADM Optical Add Drop Multiplexer
OAM Operation, Administration and Maintenance
OAMP Operation, Administration, Maintenance and Provisioning
OAN Optical Access Network
OCDM Optical Code Division Multiplexing ODN Optical Distribution Network
O/E Optic/Electric
OFDM Orthogonal Frequency Division Multiplex
OH Overhead
OLT Optical Line Termination ONT Optical Network Termination
ONU Optical Network Unit
OPAL Optisches Anschlussleitungssystem OSI Open System Interconnection OSNR Optical Signal to Noise Ratio
OTDM Optical Time Division Multiplexing
OXC Optical Cross Connect
P
P2MP Point to Multipoint
P2P Point to Point
P2PE Point to Point Emulation PAL Phase Alternating Line
PC Personal Computer
PHASAR Phased Array
PHY Physical
PLC Power Line Communication
PLL Phase Locked Loop
PON Passive Optical Network POTS Plain Old Telephone Service PPP Point-to-Point Protocol PPS Photonic Packet Switching
PSC Passive Star Coupler
PSPON Power-splitting PON
PtP Point to Point
Q
QoS Quality of Service
R
RF Radio Frequency
RITENET Remote Interrogation of Terminal Network RoCS Reconvergence of Communication Services
S
SAN Storage Area Network
SDH Synchronous Digital Hierarchy
SDK Software Development Kit
SDM Space Division Multiplexing
SDSL Symmetric Digital Subscriber Line
SEC Section
SHD Super High Definition
SLA Service Level Agreement
SME Shared Medium Emulation
SMF Single Mode Fiber
SNR Signal to Noise Ratio
SONET Synchronous Optical Network
SP Service Provider
ST Stage
T
T1 Trunk 1, first multiplex level in US American telephone systems TC Transmission Convergence Layer
TDM Time Division Multiplexing TDMA Time Division Multiple Access
TERA Techno Economic Results from ACTS TETRA Terrestrial Trunked Radio System
TFF Thin Film Filter
THX Thanks
U
UMTS Universal Mobile Telecommunications System
UNE User Network Equipment
UNI User Network Interface USB Universal Serial Bus
UTOPIA Utah Telecommunications Open Infrastructure Agency
V
V.x Standardized transmission methods for telephone modems from ITU
VBR Variable Bit Rate
VC Virtual Channel
VDSL Very High Data Rate Digital Subscriber Line
VoD Video on Demand
VoIP Voice over Internet Protocol
VPN Virtual Private Network
W
WAN Wide Area Network
WDM Wavelength Division Multiplexing
WGR Wavelength Grating Router
WiFi Wireless Fidelity
WiMAX Worldwide Interoperability for Microwave Access WLAN Wireless Local Area Network
WMAN Wireless Metropolitan Area Network WPAN Wireless Personal Area Network
WR Wavelength Router
WTM Wavelength Transfer Matrix
WWDM Wide Wavelength Division Multiplexing
WWW World-Wide Web