Glossary

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Term Definition
0VR
Zero Volt Return
Hits: 1125
2B+D
Two Bearer Plus Data
Hits: 1050
2B1Q
2 Binary 1 Quaternary
Hits: 1080
2FSK
Binary Frequency Shift Keying
Hits: 1177
3G
3rd Generation
Hits: 1142
4G
4th Generation
Hits: 1116
4WTO
4-Wire Transmission Only
Hits: 1230
A/D
Analog-to-Digital converter
Hits: 1164
AAB
Auto Answer Back
Hits: 1139
AAC
Advanced Audio Coding
Hits: 1164
AACS
Advanced Access Content System
Hits: 1132
AAL's
ATM Adaption Layers
Hits: 1199
AAM
Audio Adaptor Modules
Hits: 1199
AAR
Automatic Alternative Route
Hits: 1123
ABI
Application Binary Interface (Unix)
Hits: 1196
ABM
Adaptive Bandwidth Management
Hits: 1382
ABR
Available Bit Rate
Hits: 1121
AC
Alternating Current
Hits: 1228
AC-3
Audio Codec 3
Hits: 1187
ACC
Advanced Computer Communications
Hits: 1194
ACD
Automatic Call Distribution
Hits: 1135
ACIA
Asynchronous Communications Interface Adaptor
Hits: 1180
ACK
Acknowledge ( char06 - 06H )
Hits: 1200
ACM
Audio Compressor Module
Hits: 1229
ACO/LT
Alarm Cut Off / Lamp Test
Hits: 1128
ACP
Adjacent Channel Power
Hits: 1132
ACR
Attenuation to Crosstalk Ratio
Hits: 1134
ACT
Absolute Congestion Threshold
Hits: 1116
ADC
Analogue to Digital Converter
Hits: 1159
ADCCMP
Advanced data Communications Control Procedures (ANSI X3,66)
Hits: 1121
ADI
Automatic or Alternate Digit Inversion
Hits: 1172
ADM
Add/Drop Multiplex
Hits: 1126
ADP
Automatic Data Processing
Hits: 1105
ADPCM
Adaptive Differential Pulse Code Modulation
Hits: 1077
ADSI
Analogue Display Services Interface
Hits: 1146
ADSL
Asymmetric Digital Subscriber Line
Hits: 1086
ADX
Automatic Data Exchange
Hits: 1128
AE
Aerial
Hits: 1105
AES/EBU
Audio Engineering Society/European Broadcasting Union
Hits: 1118
AF
Audio Frequency
Hits: 1118
AFC
Automatic Frequency Control
Hits: 1140
AFD
Active Format Descriptor
Hits: 1147
AFT
Automatic Fine Tuning
Hits: 1131
AGC
Automatic Gain Control
Hits: 1059
AIN
Advanced Intelligent Network
Hits: 1103
AIS
Alarm Indication Signal
Hits: 1089
ALAPB
Autosynchronous Link Access Protocol, Balanced
Hits: 1117
ALC
Automatic Level Control
Hits: 1123
ALI
Automatic Location Identification
Hits: 1173
ALN
Adaptive Logic Network
Hits: 1181
ALSC
Automatic Level and Slope Control
Hits: 1092
ALU
Arithmetic and Logic Unit
Hits: 1069
AM
Amplitude Modulation
Hits: 1125
AM-VSB
Amplitude Modulation - Vestigial Sideband
Hits: 1142
AMI
Alternate Mark Inversion
Hits: 1138
AML
Amplitude Modulated Link
Hits: 1138
AMLCD
Active Matrix LCD
Hits: 1081
AMPS
American Mobile Phone System/Advanced Mobile Phone System
Hits: 1080
AMUSE
Advanced Multimedia Services for Residential Users
Hits: 1026
ANGA
Annual European trade show for Cable, Broadband and Satellite in Cologne Germany
Hits: 1021
ANI
Automatic Number Identification
Hits: 1026
ANM
Advanced Network Management
Hits: 962
ANS
Automatic Network Synchronization
Hits: 1086
ANS v2
Automatic Network Synchronization version 2
Hits: 1050
ANSI
American National Standards Institute
Hits: 1052
ANSU
American National Standards Unit
Hits: 1023
AOS
Alternative Operator Services
Hits: 1039
APC
Angular Physical Contact
Hits: 986
APD
Avalanche Photo Diode
Hits: 970
API
Application Programming Interface
Hits: 1141
APPN
Advanced Peer to Peer Networking
Hits: 943
APS
Automatic Protection Switching
Hits: 1081
AQA
Activity Qualified Access
Hits: 999
ARCnet
Advancd Resource Computer Network
Hits: 1056
ARM.
Advanced Risc Machines
Hits: 1080
ARPA
Advanced Research Projects Agency
Hits: 1057
ARQ
Automatic Repeat Request
Hits: 1030
ARU
Automatic Response Unit
Hits: 1075
ASC
Abnormal Station Code; Automatic Slope Control
Hits: 1068
ASCII
American Standard Code for Information Interchange
Hits: 1055
ASIC
Application Specific Integrated Circuit
Hits: 1066
ASID
Application Specific Integrated Device
Hits: 1030
ASK
Amplitude Shift Keying
Hits: 1072
ASR
Automatic Send Receive
Hits: 1118
ATDM
Asynchronous Time Division Multiplex(er)
Hits: 1033
ATE
Automated Test Equipment
Hits: 1091
ATIS
Alliance for Telecommunications Industry Solutions
Hits: 1083
ATM
Asynchronous Transfer Mode
Hits: 1111
ATS
Abstract Test Suite
Hits: 1059
ATSC
Advanced Television Systems Committee
Hits: 1126
ATV
Advanced Television
Hits: 1061
AUI
Attachment Unit Interface (Ethernet - 15 oin)
Hits: 1094
AV
Audio-Video
Hits: 1098
AVC
Advanced Video Coding
Hits: 1129
AVI
Audio Video Interleave (Microsoft)
Hits: 1093
AVS
Audio Video Standard
Hits: 996
AWC
Area Wide Center
Hits: 1020
AWG
American Wire Gauge
Hits: 1021
AWGN
Additive White Gausian Noise
Hits: 946
B-FRAME
Bidirectionally Predictive-coded (B) Pictures
Hits: 1069

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