Glossary

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Term Definition
0VR
Zero Volt Return
Hits: 1001
2B+D
Two Bearer Plus Data
Hits: 927
2B1Q
2 Binary 1 Quaternary
Hits: 962
2FSK
Binary Frequency Shift Keying
Hits: 1039
3G
3rd Generation
Hits: 1018
4G
4th Generation
Hits: 993
4WTO
4-Wire Transmission Only
Hits: 1106
A/D
Analog-to-Digital converter
Hits: 1036
AAB
Auto Answer Back
Hits: 1022
AAC
Advanced Audio Coding
Hits: 1044
AACS
Advanced Access Content System
Hits: 1013
AAL's
ATM Adaption Layers
Hits: 1069
AAM
Audio Adaptor Modules
Hits: 1062
AAR
Automatic Alternative Route
Hits: 977
ABI
Application Binary Interface (Unix)
Hits: 1072
ABM
Adaptive Bandwidth Management
Hits: 1234
ABR
Available Bit Rate
Hits: 981
AC
Alternating Current
Hits: 1092
AC-3
Audio Codec 3
Hits: 1059
ACC
Advanced Computer Communications
Hits: 1067
ACD
Automatic Call Distribution
Hits: 1015
ACIA
Asynchronous Communications Interface Adaptor
Hits: 1068
ACK
Acknowledge ( char06 - 06H )
Hits: 1070
ACM
Audio Compressor Module
Hits: 1098
ACO/LT
Alarm Cut Off / Lamp Test
Hits: 1005
ACP
Adjacent Channel Power
Hits: 1000
ACR
Attenuation to Crosstalk Ratio
Hits: 1020
ACT
Absolute Congestion Threshold
Hits: 995
ADC
Analogue to Digital Converter
Hits: 1036
ADCCMP
Advanced data Communications Control Procedures (ANSI X3,66)
Hits: 1000
ADI
Automatic or Alternate Digit Inversion
Hits: 1052
ADM
Add/Drop Multiplex
Hits: 1004
ADP
Automatic Data Processing
Hits: 988
ADPCM
Adaptive Differential Pulse Code Modulation
Hits: 946
ADSI
Analogue Display Services Interface
Hits: 1031
ADSL
Asymmetric Digital Subscriber Line
Hits: 977
ADX
Automatic Data Exchange
Hits: 996
AE
Aerial
Hits: 988
AES/EBU
Audio Engineering Society/European Broadcasting Union
Hits: 1003
AF
Audio Frequency
Hits: 1003
AFC
Automatic Frequency Control
Hits: 994
AFD
Active Format Descriptor
Hits: 1027
AFT
Automatic Fine Tuning
Hits: 1013
AGC
Automatic Gain Control
Hits: 928
AIN
Advanced Intelligent Network
Hits: 977
AIS
Alarm Indication Signal
Hits: 964
ALAPB
Autosynchronous Link Access Protocol, Balanced
Hits: 995
ALC
Automatic Level Control
Hits: 990
ALI
Automatic Location Identification
Hits: 1049
ALN
Adaptive Logic Network
Hits: 1052
ALSC
Automatic Level and Slope Control
Hits: 973
ALU
Arithmetic and Logic Unit
Hits: 944
AM
Amplitude Modulation
Hits: 997
AM-VSB
Amplitude Modulation - Vestigial Sideband
Hits: 1001
AMI
Alternate Mark Inversion
Hits: 1021
AML
Amplitude Modulated Link
Hits: 1016
AMLCD
Active Matrix LCD
Hits: 971
AMPS
American Mobile Phone System/Advanced Mobile Phone System
Hits: 960
AMUSE
Advanced Multimedia Services for Residential Users
Hits: 924
ANGA
Annual European trade show for Cable, Broadband and Satellite in Cologne Germany
Hits: 919
ANI
Automatic Number Identification
Hits: 920
ANM
Advanced Network Management
Hits: 859
ANS
Automatic Network Synchronization
Hits: 986
ANS v2
Automatic Network Synchronization version 2
Hits: 947
ANSI
American National Standards Institute
Hits: 949
ANSU
American National Standards Unit
Hits: 923
AOS
Alternative Operator Services
Hits: 931
APC
Angular Physical Contact
Hits: 880
APD
Avalanche Photo Diode
Hits: 867
API
Application Programming Interface
Hits: 1036
APPN
Advanced Peer to Peer Networking
Hits: 836
APS
Automatic Protection Switching
Hits: 970
AQA
Activity Qualified Access
Hits: 888
ARCnet
Advancd Resource Computer Network
Hits: 953
ARM.
Advanced Risc Machines
Hits: 962
ARPA
Advanced Research Projects Agency
Hits: 949
ARQ
Automatic Repeat Request
Hits: 930
ARU
Automatic Response Unit
Hits: 973
ASC
Abnormal Station Code; Automatic Slope Control
Hits: 958
ASCII
American Standard Code for Information Interchange
Hits: 942
ASIC
Application Specific Integrated Circuit
Hits: 965
ASID
Application Specific Integrated Device
Hits: 924
ASK
Amplitude Shift Keying
Hits: 970
ASR
Automatic Send Receive
Hits: 1012
ATDM
Asynchronous Time Division Multiplex(er)
Hits: 938
ATE
Automated Test Equipment
Hits: 986
ATIS
Alliance for Telecommunications Industry Solutions
Hits: 972
ATM
Asynchronous Transfer Mode
Hits: 994
ATS
Abstract Test Suite
Hits: 944
ATSC
Advanced Television Systems Committee
Hits: 1025
ATV
Advanced Television
Hits: 951
AUI
Attachment Unit Interface (Ethernet - 15 oin)
Hits: 979
AV
Audio-Video
Hits: 980
AVC
Advanced Video Coding
Hits: 1017
AVI
Audio Video Interleave (Microsoft)
Hits: 985
AVS
Audio Video Standard
Hits: 897
AWC
Area Wide Center
Hits: 918
AWG
American Wire Gauge
Hits: 890
AWGN
Additive White Gausian Noise
Hits: 848
B-FRAME
Bidirectionally Predictive-coded (B) Pictures
Hits: 942

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