Glossary

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Term Definition
0VR
Zero Volt Return
Hits: 626
2B+D
Two Bearer Plus Data
Hits: 574
2B1Q
2 Binary 1 Quaternary
Hits: 593
2FSK
Binary Frequency Shift Keying
Hits: 658
3G
3rd Generation
Hits: 620
4G
4th Generation
Hits: 614
4WTO
4-Wire Transmission Only
Hits: 697
A/D
Analog-to-Digital converter
Hits: 623
AAB
Auto Answer Back
Hits: 620
AAC
Advanced Audio Coding
Hits: 629
AACS
Advanced Access Content System
Hits: 594
AAL's
ATM Adaption Layers
Hits: 664
AAM
Audio Adaptor Modules
Hits: 661
AAR
Automatic Alternative Route
Hits: 579
ABI
Application Binary Interface (Unix)
Hits: 604
ABM
Adaptive Bandwidth Management
Hits: 761
ABR
Available Bit Rate
Hits: 605
AC
Alternating Current
Hits: 688
AC-3
Audio Codec 3
Hits: 650
ACC
Advanced Computer Communications
Hits: 642
ACD
Automatic Call Distribution
Hits: 648
ACIA
Asynchronous Communications Interface Adaptor
Hits: 667
ACK
Acknowledge ( char06 - 06H )
Hits: 636
ACM
Audio Compressor Module
Hits: 681
ACO/LT
Alarm Cut Off / Lamp Test
Hits: 611
ACP
Adjacent Channel Power
Hits: 579
ACR
Attenuation to Crosstalk Ratio
Hits: 603
ACT
Absolute Congestion Threshold
Hits: 569
ADC
Analogue to Digital Converter
Hits: 615
ADCCMP
Advanced data Communications Control Procedures (ANSI X3,66)
Hits: 622
ADI
Automatic or Alternate Digit Inversion
Hits: 630
ADM
Add/Drop Multiplex
Hits: 612
ADP
Automatic Data Processing
Hits: 605
ADPCM
Adaptive Differential Pulse Code Modulation
Hits: 560
ADSI
Analogue Display Services Interface
Hits: 606
ADSL
Asymmetric Digital Subscriber Line
Hits: 588
ADX
Automatic Data Exchange
Hits: 574
AE
Aerial
Hits: 604
AES/EBU
Audio Engineering Society/European Broadcasting Union
Hits: 589
AF
Audio Frequency
Hits: 602
AFC
Automatic Frequency Control
Hits: 576
AFD
Active Format Descriptor
Hits: 608
AFT
Automatic Fine Tuning
Hits: 547
AGC
Automatic Gain Control
Hits: 545
AIN
Advanced Intelligent Network
Hits: 585
AIS
Alarm Indication Signal
Hits: 602
ALAPB
Autosynchronous Link Access Protocol, Balanced
Hits: 598
ALC
Automatic Level Control
Hits: 612
ALI
Automatic Location Identification
Hits: 606
ALN
Adaptive Logic Network
Hits: 653
ALSC
Automatic Level and Slope Control
Hits: 607
ALU
Arithmetic and Logic Unit
Hits: 550
AM
Amplitude Modulation
Hits: 629
AM-VSB
Amplitude Modulation - Vestigial Sideband
Hits: 610
AMI
Alternate Mark Inversion
Hits: 604
AML
Amplitude Modulated Link
Hits: 638
AMLCD
Active Matrix LCD
Hits: 600
AMPS
American Mobile Phone System/Advanced Mobile Phone System
Hits: 577
AMUSE
Advanced Multimedia Services for Residential Users
Hits: 569
ANGA
Annual European trade show for Cable, Broadband and Satellite in Cologne Germany
Hits: 591
ANI
Automatic Number Identification
Hits: 580
ANM
Advanced Network Management
Hits: 528
ANS
Automatic Network Synchronization
Hits: 643
ANS v2
Automatic Network Synchronization version 2
Hits: 602
ANSI
American National Standards Institute
Hits: 593
ANSU
American National Standards Unit
Hits: 586
AOS
Alternative Operator Services
Hits: 593
APC
Angular Physical Contact
Hits: 531
APD
Avalanche Photo Diode
Hits: 551
API
Application Programming Interface
Hits: 648
APPN
Advanced Peer to Peer Networking
Hits: 530
APS
Automatic Protection Switching
Hits: 626
AQA
Activity Qualified Access
Hits: 555
ARCnet
Advancd Resource Computer Network
Hits: 585
ARM.
Advanced Risc Machines
Hits: 587
ARPA
Advanced Research Projects Agency
Hits: 610
ARQ
Automatic Repeat Request
Hits: 558
ARU
Automatic Response Unit
Hits: 602
ASC
Abnormal Station Code; Automatic Slope Control
Hits: 581
ASCII
American Standard Code for Information Interchange
Hits: 574
ASIC
Application Specific Integrated Circuit
Hits: 606
ASID
Application Specific Integrated Device
Hits: 573
ASK
Amplitude Shift Keying
Hits: 600
ASR
Automatic Send Receive
Hits: 630
ATDM
Asynchronous Time Division Multiplex(er)
Hits: 598
ATE
Automated Test Equipment
Hits: 604
ATIS
Alliance for Telecommunications Industry Solutions
Hits: 544
ATM
Asynchronous Transfer Mode
Hits: 627
ATS
Abstract Test Suite
Hits: 586
ATSC
Advanced Television Systems Committee
Hits: 653
ATV
Advanced Television
Hits: 591
AUI
Attachment Unit Interface (Ethernet - 15 oin)
Hits: 615
AV
Audio-Video
Hits: 569
AVC
Advanced Video Coding
Hits: 646
AVI
Audio Video Interleave (Microsoft)
Hits: 621
AVS
Audio Video Standard
Hits: 557
AWC
Area Wide Center
Hits: 553
AWG
American Wire Gauge
Hits: 543
AWGN
Additive White Gausian Noise
Hits: 512
B-FRAME
Bidirectionally Predictive-coded (B) Pictures
Hits: 549

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