Glossary

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Term Definition
0VR
Zero Volt Return
Hits: 744
2B+D
Two Bearer Plus Data
Hits: 676
2B1Q
2 Binary 1 Quaternary
Hits: 711
2FSK
Binary Frequency Shift Keying
Hits: 787
3G
3rd Generation
Hits: 726
4G
4th Generation
Hits: 725
4WTO
4-Wire Transmission Only
Hits: 837
A/D
Analog-to-Digital converter
Hits: 749
AAB
Auto Answer Back
Hits: 743
AAC
Advanced Audio Coding
Hits: 764
AACS
Advanced Access Content System
Hits: 723
AAL's
ATM Adaption Layers
Hits: 793
AAM
Audio Adaptor Modules
Hits: 777
AAR
Automatic Alternative Route
Hits: 687
ABI
Application Binary Interface (Unix)
Hits: 744
ABM
Adaptive Bandwidth Management
Hits: 920
ABR
Available Bit Rate
Hits: 716
AC
Alternating Current
Hits: 817
AC-3
Audio Codec 3
Hits: 774
ACC
Advanced Computer Communications
Hits: 769
ACD
Automatic Call Distribution
Hits: 755
ACIA
Asynchronous Communications Interface Adaptor
Hits: 790
ACK
Acknowledge ( char06 - 06H )
Hits: 765
ACM
Audio Compressor Module
Hits: 798
ACO/LT
Alarm Cut Off / Lamp Test
Hits: 724
ACP
Adjacent Channel Power
Hits: 714
ACR
Attenuation to Crosstalk Ratio
Hits: 730
ACT
Absolute Congestion Threshold
Hits: 694
ADC
Analogue to Digital Converter
Hits: 737
ADCCMP
Advanced data Communications Control Procedures (ANSI X3,66)
Hits: 747
ADI
Automatic or Alternate Digit Inversion
Hits: 756
ADM
Add/Drop Multiplex
Hits: 738
ADP
Automatic Data Processing
Hits: 721
ADPCM
Adaptive Differential Pulse Code Modulation
Hits: 676
ADSI
Analogue Display Services Interface
Hits: 731
ADSL
Asymmetric Digital Subscriber Line
Hits: 703
ADX
Automatic Data Exchange
Hits: 707
AE
Aerial
Hits: 718
AES/EBU
Audio Engineering Society/European Broadcasting Union
Hits: 715
AF
Audio Frequency
Hits: 719
AFC
Automatic Frequency Control
Hits: 699
AFD
Active Format Descriptor
Hits: 750
AFT
Automatic Fine Tuning
Hits: 663
AGC
Automatic Gain Control
Hits: 666
AIN
Advanced Intelligent Network
Hits: 706
AIS
Alarm Indication Signal
Hits: 706
ALAPB
Autosynchronous Link Access Protocol, Balanced
Hits: 732
ALC
Automatic Level Control
Hits: 735
ALI
Automatic Location Identification
Hits: 757
ALN
Adaptive Logic Network
Hits: 787
ALSC
Automatic Level and Slope Control
Hits: 716
ALU
Arithmetic and Logic Unit
Hits: 680
AM
Amplitude Modulation
Hits: 742
AM-VSB
Amplitude Modulation - Vestigial Sideband
Hits: 736
AMI
Alternate Mark Inversion
Hits: 752
AML
Amplitude Modulated Link
Hits: 755
AMLCD
Active Matrix LCD
Hits: 723
AMPS
American Mobile Phone System/Advanced Mobile Phone System
Hits: 701
AMUSE
Advanced Multimedia Services for Residential Users
Hits: 695
ANGA
Annual European trade show for Cable, Broadband and Satellite in Cologne Germany
Hits: 707
ANI
Automatic Number Identification
Hits: 675
ANM
Advanced Network Management
Hits: 636
ANS
Automatic Network Synchronization
Hits: 752
ANS v2
Automatic Network Synchronization version 2
Hits: 720
ANSI
American National Standards Institute
Hits: 715
ANSU
American National Standards Unit
Hits: 708
AOS
Alternative Operator Services
Hits: 700
APC
Angular Physical Contact
Hits: 634
APD
Avalanche Photo Diode
Hits: 649
API
Application Programming Interface
Hits: 781
APPN
Advanced Peer to Peer Networking
Hits: 624
APS
Automatic Protection Switching
Hits: 732
AQA
Activity Qualified Access
Hits: 658
ARCnet
Advancd Resource Computer Network
Hits: 719
ARM.
Advanced Risc Machines
Hits: 703
ARPA
Advanced Research Projects Agency
Hits: 721
ARQ
Automatic Repeat Request
Hits: 694
ARU
Automatic Response Unit
Hits: 731
ASC
Abnormal Station Code; Automatic Slope Control
Hits: 707
ASCII
American Standard Code for Information Interchange
Hits: 703
ASIC
Application Specific Integrated Circuit
Hits: 718
ASID
Application Specific Integrated Device
Hits: 693
ASK
Amplitude Shift Keying
Hits: 726
ASR
Automatic Send Receive
Hits: 775
ATDM
Asynchronous Time Division Multiplex(er)
Hits: 718
ATE
Automated Test Equipment
Hits: 729
ATIS
Alliance for Telecommunications Industry Solutions
Hits: 683
ATM
Asynchronous Transfer Mode
Hits: 750
ATS
Abstract Test Suite
Hits: 710
ATSC
Advanced Television Systems Committee
Hits: 795
ATV
Advanced Television
Hits: 713
AUI
Attachment Unit Interface (Ethernet - 15 oin)
Hits: 729
AV
Audio-Video
Hits: 710
AVC
Advanced Video Coding
Hits: 775
AVI
Audio Video Interleave (Microsoft)
Hits: 747
AVS
Audio Video Standard
Hits: 674
AWC
Area Wide Center
Hits: 674
AWG
American Wire Gauge
Hits: 660
AWGN
Additive White Gausian Noise
Hits: 623
B-FRAME
Bidirectionally Predictive-coded (B) Pictures
Hits: 667

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