Glossary

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Term Definition
0VR
Zero Volt Return
Hits: 891
2B+D
Two Bearer Plus Data
Hits: 819
2B1Q
2 Binary 1 Quaternary
Hits: 851
2FSK
Binary Frequency Shift Keying
Hits: 935
3G
3rd Generation
Hits: 886
4G
4th Generation
Hits: 869
4WTO
4-Wire Transmission Only
Hits: 989
A/D
Analog-to-Digital converter
Hits: 904
AAB
Auto Answer Back
Hits: 905
AAC
Advanced Audio Coding
Hits: 936
AACS
Advanced Access Content System
Hits: 882
AAL's
ATM Adaption Layers
Hits: 952
AAM
Audio Adaptor Modules
Hits: 941
AAR
Automatic Alternative Route
Hits: 841
ABI
Application Binary Interface (Unix)
Hits: 948
ABM
Adaptive Bandwidth Management
Hits: 1101
ABR
Available Bit Rate
Hits: 862
AC
Alternating Current
Hits: 976
AC-3
Audio Codec 3
Hits: 934
ACC
Advanced Computer Communications
Hits: 945
ACD
Automatic Call Distribution
Hits: 894
ACIA
Asynchronous Communications Interface Adaptor
Hits: 954
ACK
Acknowledge ( char06 - 06H )
Hits: 947
ACM
Audio Compressor Module
Hits: 965
ACO/LT
Alarm Cut Off / Lamp Test
Hits: 887
ACP
Adjacent Channel Power
Hits: 875
ACR
Attenuation to Crosstalk Ratio
Hits: 893
ACT
Absolute Congestion Threshold
Hits: 862
ADC
Analogue to Digital Converter
Hits: 906
ADCCMP
Advanced data Communications Control Procedures (ANSI X3,66)
Hits: 893
ADI
Automatic or Alternate Digit Inversion
Hits: 919
ADM
Add/Drop Multiplex
Hits: 899
ADP
Automatic Data Processing
Hits: 877
ADPCM
Adaptive Differential Pulse Code Modulation
Hits: 823
ADSI
Analogue Display Services Interface
Hits: 912
ADSL
Asymmetric Digital Subscriber Line
Hits: 862
ADX
Automatic Data Exchange
Hits: 868
AE
Aerial
Hits: 870
AES/EBU
Audio Engineering Society/European Broadcasting Union
Hits: 882
AF
Audio Frequency
Hits: 876
AFC
Automatic Frequency Control
Hits: 866
AFD
Active Format Descriptor
Hits: 918
AFT
Automatic Fine Tuning
Hits: 894
AGC
Automatic Gain Control
Hits: 817
AIN
Advanced Intelligent Network
Hits: 861
AIS
Alarm Indication Signal
Hits: 848
ALAPB
Autosynchronous Link Access Protocol, Balanced
Hits: 884
ALC
Automatic Level Control
Hits: 878
ALI
Automatic Location Identification
Hits: 929
ALN
Adaptive Logic Network
Hits: 939
ALSC
Automatic Level and Slope Control
Hits: 863
ALU
Arithmetic and Logic Unit
Hits: 820
AM
Amplitude Modulation
Hits: 886
AM-VSB
Amplitude Modulation - Vestigial Sideband
Hits: 890
AMI
Alternate Mark Inversion
Hits: 909
AML
Amplitude Modulated Link
Hits: 896
AMLCD
Active Matrix LCD
Hits: 866
AMPS
American Mobile Phone System/Advanced Mobile Phone System
Hits: 857
AMUSE
Advanced Multimedia Services for Residential Users
Hits: 833
ANGA
Annual European trade show for Cable, Broadband and Satellite in Cologne Germany
Hits: 830
ANI
Automatic Number Identification
Hits: 825
ANM
Advanced Network Management
Hits: 771
ANS
Automatic Network Synchronization
Hits: 897
ANS v2
Automatic Network Synchronization version 2
Hits: 860
ANSI
American National Standards Institute
Hits: 862
ANSU
American National Standards Unit
Hits: 837
AOS
Alternative Operator Services
Hits: 838
APC
Angular Physical Contact
Hits: 791
APD
Avalanche Photo Diode
Hits: 777
API
Application Programming Interface
Hits: 935
APPN
Advanced Peer to Peer Networking
Hits: 745
APS
Automatic Protection Switching
Hits: 874
AQA
Activity Qualified Access
Hits: 793
ARCnet
Advancd Resource Computer Network
Hits: 866
ARM.
Advanced Risc Machines
Hits: 862
ARPA
Advanced Research Projects Agency
Hits: 853
ARQ
Automatic Repeat Request
Hits: 844
ARU
Automatic Response Unit
Hits: 882
ASC
Abnormal Station Code; Automatic Slope Control
Hits: 866
ASCII
American Standard Code for Information Interchange
Hits: 861
ASIC
Application Specific Integrated Circuit
Hits: 864
ASID
Application Specific Integrated Device
Hits: 833
ASK
Amplitude Shift Keying
Hits: 871
ASR
Automatic Send Receive
Hits: 925
ATDM
Asynchronous Time Division Multiplex(er)
Hits: 851
ATE
Automated Test Equipment
Hits: 887
ATIS
Alliance for Telecommunications Industry Solutions
Hits: 867
ATM
Asynchronous Transfer Mode
Hits: 896
ATS
Abstract Test Suite
Hits: 850
ATSC
Advanced Television Systems Committee
Hits: 939
ATV
Advanced Television
Hits: 852
AUI
Attachment Unit Interface (Ethernet - 15 oin)
Hits: 877
AV
Audio-Video
Hits: 883
AVC
Advanced Video Coding
Hits: 927
AVI
Audio Video Interleave (Microsoft)
Hits: 885
AVS
Audio Video Standard
Hits: 809
AWC
Area Wide Center
Hits: 830
AWG
American Wire Gauge
Hits: 793
AWGN
Additive White Gausian Noise
Hits: 762
B-FRAME
Bidirectionally Predictive-coded (B) Pictures
Hits: 821

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