Glossary

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Term Definition
0VR
Zero Volt Return
Hits: 1007
2B+D
Two Bearer Plus Data
Hits: 935
2B1Q
2 Binary 1 Quaternary
Hits: 967
2FSK
Binary Frequency Shift Keying
Hits: 1060
3G
3rd Generation
Hits: 1024
4G
4th Generation
Hits: 1000
4WTO
4-Wire Transmission Only
Hits: 1112
A/D
Analog-to-Digital converter
Hits: 1041
AAB
Auto Answer Back
Hits: 1026
AAC
Advanced Audio Coding
Hits: 1047
AACS
Advanced Access Content System
Hits: 1018
AAL's
ATM Adaption Layers
Hits: 1078
AAM
Audio Adaptor Modules
Hits: 1063
AAR
Automatic Alternative Route
Hits: 994
ABI
Application Binary Interface (Unix)
Hits: 1077
ABM
Adaptive Bandwidth Management
Hits: 1238
ABR
Available Bit Rate
Hits: 988
AC
Alternating Current
Hits: 1099
AC-3
Audio Codec 3
Hits: 1068
ACC
Advanced Computer Communications
Hits: 1074
ACD
Automatic Call Distribution
Hits: 1019
ACIA
Asynchronous Communications Interface Adaptor
Hits: 1071
ACK
Acknowledge ( char06 - 06H )
Hits: 1079
ACM
Audio Compressor Module
Hits: 1117
ACO/LT
Alarm Cut Off / Lamp Test
Hits: 1007
ACP
Adjacent Channel Power
Hits: 1006
ACR
Attenuation to Crosstalk Ratio
Hits: 1026
ACT
Absolute Congestion Threshold
Hits: 1000
ADC
Analogue to Digital Converter
Hits: 1039
ADCCMP
Advanced data Communications Control Procedures (ANSI X3,66)
Hits: 1005
ADI
Automatic or Alternate Digit Inversion
Hits: 1058
ADM
Add/Drop Multiplex
Hits: 1007
ADP
Automatic Data Processing
Hits: 994
ADPCM
Adaptive Differential Pulse Code Modulation
Hits: 949
ADSI
Analogue Display Services Interface
Hits: 1036
ADSL
Asymmetric Digital Subscriber Line
Hits: 980
ADX
Automatic Data Exchange
Hits: 1003
AE
Aerial
Hits: 993
AES/EBU
Audio Engineering Society/European Broadcasting Union
Hits: 1006
AF
Audio Frequency
Hits: 1008
AFC
Automatic Frequency Control
Hits: 1013
AFD
Active Format Descriptor
Hits: 1031
AFT
Automatic Fine Tuning
Hits: 1015
AGC
Automatic Gain Control
Hits: 933
AIN
Advanced Intelligent Network
Hits: 982
AIS
Alarm Indication Signal
Hits: 968
ALAPB
Autosynchronous Link Access Protocol, Balanced
Hits: 999
ALC
Automatic Level Control
Hits: 998
ALI
Automatic Location Identification
Hits: 1053
ALN
Adaptive Logic Network
Hits: 1059
ALSC
Automatic Level and Slope Control
Hits: 977
ALU
Arithmetic and Logic Unit
Hits: 951
AM
Amplitude Modulation
Hits: 1002
AM-VSB
Amplitude Modulation - Vestigial Sideband
Hits: 1008
AMI
Alternate Mark Inversion
Hits: 1023
AML
Amplitude Modulated Link
Hits: 1018
AMLCD
Active Matrix LCD
Hits: 976
AMPS
American Mobile Phone System/Advanced Mobile Phone System
Hits: 962
AMUSE
Advanced Multimedia Services for Residential Users
Hits: 927
ANGA
Annual European trade show for Cable, Broadband and Satellite in Cologne Germany
Hits: 923
ANI
Automatic Number Identification
Hits: 924
ANM
Advanced Network Management
Hits: 863
ANS
Automatic Network Synchronization
Hits: 989
ANS v2
Automatic Network Synchronization version 2
Hits: 952
ANSI
American National Standards Institute
Hits: 954
ANSU
American National Standards Unit
Hits: 926
AOS
Alternative Operator Services
Hits: 931
APC
Angular Physical Contact
Hits: 882
APD
Avalanche Photo Diode
Hits: 869
API
Application Programming Interface
Hits: 1040
APPN
Advanced Peer to Peer Networking
Hits: 840
APS
Automatic Protection Switching
Hits: 973
AQA
Activity Qualified Access
Hits: 891
ARCnet
Advancd Resource Computer Network
Hits: 960
ARM.
Advanced Risc Machines
Hits: 968
ARPA
Advanced Research Projects Agency
Hits: 959
ARQ
Automatic Repeat Request
Hits: 933
ARU
Automatic Response Unit
Hits: 977
ASC
Abnormal Station Code; Automatic Slope Control
Hits: 964
ASCII
American Standard Code for Information Interchange
Hits: 960
ASIC
Application Specific Integrated Circuit
Hits: 969
ASID
Application Specific Integrated Device
Hits: 928
ASK
Amplitude Shift Keying
Hits: 971
ASR
Automatic Send Receive
Hits: 1016
ATDM
Asynchronous Time Division Multiplex(er)
Hits: 940
ATE
Automated Test Equipment
Hits: 988
ATIS
Alliance for Telecommunications Industry Solutions
Hits: 976
ATM
Asynchronous Transfer Mode
Hits: 997
ATS
Abstract Test Suite
Hits: 948
ATSC
Advanced Television Systems Committee
Hits: 1031
ATV
Advanced Television
Hits: 957
AUI
Attachment Unit Interface (Ethernet - 15 oin)
Hits: 985
AV
Audio-Video
Hits: 986
AVC
Advanced Video Coding
Hits: 1022
AVI
Audio Video Interleave (Microsoft)
Hits: 991
AVS
Audio Video Standard
Hits: 900
AWC
Area Wide Center
Hits: 923
AWG
American Wire Gauge
Hits: 907
AWGN
Additive White Gausian Noise
Hits: 852
B-FRAME
Bidirectionally Predictive-coded (B) Pictures
Hits: 951

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