Glossary

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Term Definition
0VR
Zero Volt Return
Hits: 597
2B+D
Two Bearer Plus Data
Hits: 550
2B1Q
2 Binary 1 Quaternary
Hits: 571
2FSK
Binary Frequency Shift Keying
Hits: 629
3G
3rd Generation
Hits: 592
4G
4th Generation
Hits: 586
4WTO
4-Wire Transmission Only
Hits: 659
A/D
Analog-to-Digital converter
Hits: 591
AAB
Auto Answer Back
Hits: 586
AAC
Advanced Audio Coding
Hits: 601
AACS
Advanced Access Content System
Hits: 561
AAL's
ATM Adaption Layers
Hits: 635
AAM
Audio Adaptor Modules
Hits: 634
AAR
Automatic Alternative Route
Hits: 556
ABI
Application Binary Interface (Unix)
Hits: 576
ABM
Adaptive Bandwidth Management
Hits: 717
ABR
Available Bit Rate
Hits: 582
AC
Alternating Current
Hits: 656
AC-3
Audio Codec 3
Hits: 619
ACC
Advanced Computer Communications
Hits: 611
ACD
Automatic Call Distribution
Hits: 622
ACIA
Asynchronous Communications Interface Adaptor
Hits: 636
ACK
Acknowledge ( char06 - 06H )
Hits: 598
ACM
Audio Compressor Module
Hits: 661
ACO/LT
Alarm Cut Off / Lamp Test
Hits: 583
ACP
Adjacent Channel Power
Hits: 552
ACR
Attenuation to Crosstalk Ratio
Hits: 576
ACT
Absolute Congestion Threshold
Hits: 542
ADC
Analogue to Digital Converter
Hits: 588
ADCCMP
Advanced data Communications Control Procedures (ANSI X3,66)
Hits: 594
ADI
Automatic or Alternate Digit Inversion
Hits: 598
ADM
Add/Drop Multiplex
Hits: 579
ADP
Automatic Data Processing
Hits: 581
ADPCM
Adaptive Differential Pulse Code Modulation
Hits: 536
ADSI
Analogue Display Services Interface
Hits: 580
ADSL
Asymmetric Digital Subscriber Line
Hits: 560
ADX
Automatic Data Exchange
Hits: 551
AE
Aerial
Hits: 576
AES/EBU
Audio Engineering Society/European Broadcasting Union
Hits: 568
AF
Audio Frequency
Hits: 578
AFC
Automatic Frequency Control
Hits: 556
AFD
Active Format Descriptor
Hits: 581
AFT
Automatic Fine Tuning
Hits: 521
AGC
Automatic Gain Control
Hits: 524
AIN
Advanced Intelligent Network
Hits: 556
AIS
Alarm Indication Signal
Hits: 577
ALAPB
Autosynchronous Link Access Protocol, Balanced
Hits: 566
ALC
Automatic Level Control
Hits: 590
ALI
Automatic Location Identification
Hits: 574
ALN
Adaptive Logic Network
Hits: 621
ALSC
Automatic Level and Slope Control
Hits: 581
ALU
Arithmetic and Logic Unit
Hits: 529
AM
Amplitude Modulation
Hits: 602
AM-VSB
Amplitude Modulation - Vestigial Sideband
Hits: 590
AMI
Alternate Mark Inversion
Hits: 574
AML
Amplitude Modulated Link
Hits: 612
AMLCD
Active Matrix LCD
Hits: 578
AMPS
American Mobile Phone System/Advanced Mobile Phone System
Hits: 552
AMUSE
Advanced Multimedia Services for Residential Users
Hits: 544
ANGA
Annual European trade show for Cable, Broadband and Satellite in Cologne Germany
Hits: 570
ANI
Automatic Number Identification
Hits: 554
ANM
Advanced Network Management
Hits: 505
ANS
Automatic Network Synchronization
Hits: 609
ANS v2
Automatic Network Synchronization version 2
Hits: 580
ANSI
American National Standards Institute
Hits: 557
ANSU
American National Standards Unit
Hits: 554
AOS
Alternative Operator Services
Hits: 567
APC
Angular Physical Contact
Hits: 509
APD
Avalanche Photo Diode
Hits: 534
API
Application Programming Interface
Hits: 614
APPN
Advanced Peer to Peer Networking
Hits: 514
APS
Automatic Protection Switching
Hits: 597
AQA
Activity Qualified Access
Hits: 527
ARCnet
Advancd Resource Computer Network
Hits: 552
ARM.
Advanced Risc Machines
Hits: 566
ARPA
Advanced Research Projects Agency
Hits: 583
ARQ
Automatic Repeat Request
Hits: 528
ARU
Automatic Response Unit
Hits: 573
ASC
Abnormal Station Code; Automatic Slope Control
Hits: 553
ASCII
American Standard Code for Information Interchange
Hits: 547
ASIC
Application Specific Integrated Circuit
Hits: 574
ASID
Application Specific Integrated Device
Hits: 552
ASK
Amplitude Shift Keying
Hits: 572
ASR
Automatic Send Receive
Hits: 595
ATDM
Asynchronous Time Division Multiplex(er)
Hits: 572
ATE
Automated Test Equipment
Hits: 581
ATIS
Alliance for Telecommunications Industry Solutions
Hits: 520
ATM
Asynchronous Transfer Mode
Hits: 601
ATS
Abstract Test Suite
Hits: 556
ATSC
Advanced Television Systems Committee
Hits: 619
ATV
Advanced Television
Hits: 565
AUI
Attachment Unit Interface (Ethernet - 15 oin)
Hits: 592
AV
Audio-Video
Hits: 545
AVC
Advanced Video Coding
Hits: 610
AVI
Audio Video Interleave (Microsoft)
Hits: 588
AVS
Audio Video Standard
Hits: 537
AWC
Area Wide Center
Hits: 532
AWG
American Wire Gauge
Hits: 528
AWGN
Additive White Gausian Noise
Hits: 496
B-FRAME
Bidirectionally Predictive-coded (B) Pictures
Hits: 524

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