Glossary

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Term Definition
0VR
Zero Volt Return
Hits: 1296
2B+D
Two Bearer Plus Data
Hits: 1210
2B1Q
2 Binary 1 Quaternary
Hits: 1278
2FSK
Binary Frequency Shift Keying
Hits: 1347
3G
3rd Generation
Hits: 1307
4G
4th Generation
Hits: 1300
4WTO
4-Wire Transmission Only
Hits: 1408
A/D
Analog-to-Digital converter
Hits: 1340
AAB
Auto Answer Back
Hits: 1307
AAC
Advanced Audio Coding
Hits: 1338
AACS
Advanced Access Content System
Hits: 1300
AAL's
ATM Adaption Layers
Hits: 1366
AAM
Audio Adaptor Modules
Hits: 1373
AAR
Automatic Alternative Route
Hits: 1306
ABI
Application Binary Interface (Unix)
Hits: 1378
ABM
Adaptive Bandwidth Management
Hits: 1573
ABR
Available Bit Rate
Hits: 1308
AC
Alternating Current
Hits: 1416
AC-3
Audio Codec 3
Hits: 1369
ACC
Advanced Computer Communications
Hits: 1367
ACD
Automatic Call Distribution
Hits: 1303
ACIA
Asynchronous Communications Interface Adaptor
Hits: 1344
ACK
Acknowledge ( char06 - 06H )
Hits: 1378
ACM
Audio Compressor Module
Hits: 1402
ACO/LT
Alarm Cut Off / Lamp Test
Hits: 1306
ACP
Adjacent Channel Power
Hits: 1302
ACR
Attenuation to Crosstalk Ratio
Hits: 1294
ACT
Absolute Congestion Threshold
Hits: 1286
ADC
Analogue to Digital Converter
Hits: 1338
ADCCMP
Advanced data Communications Control Procedures (ANSI X3,66)
Hits: 1285
ADI
Automatic or Alternate Digit Inversion
Hits: 1337
ADM
Add/Drop Multiplex
Hits: 1293
ADP
Automatic Data Processing
Hits: 1262
ADPCM
Adaptive Differential Pulse Code Modulation
Hits: 1244
ADSI
Analogue Display Services Interface
Hits: 1314
ADSL
Asymmetric Digital Subscriber Line
Hits: 1236
ADX
Automatic Data Exchange
Hits: 1285
AE
Aerial
Hits: 1268
AES/EBU
Audio Engineering Society/European Broadcasting Union
Hits: 1268
AF
Audio Frequency
Hits: 1289
AFC
Automatic Frequency Control
Hits: 1300
AFD
Active Format Descriptor
Hits: 1311
AFT
Automatic Fine Tuning
Hits: 1300
AGC
Automatic Gain Control
Hits: 1247
AIN
Advanced Intelligent Network
Hits: 1254
AIS
Alarm Indication Signal
Hits: 1264
ALAPB
Autosynchronous Link Access Protocol, Balanced
Hits: 1307
ALC
Automatic Level Control
Hits: 1284
ALI
Automatic Location Identification
Hits: 1331
ALN
Adaptive Logic Network
Hits: 1372
ALSC
Automatic Level and Slope Control
Hits: 1253
ALU
Arithmetic and Logic Unit
Hits: 1234
AM
Amplitude Modulation
Hits: 1306
AM-VSB
Amplitude Modulation - Vestigial Sideband
Hits: 1297
AMI
Alternate Mark Inversion
Hits: 1305
AML
Amplitude Modulated Link
Hits: 1301
AMLCD
Active Matrix LCD
Hits: 1251
AMPS
American Mobile Phone System/Advanced Mobile Phone System
Hits: 1237
AMUSE
Advanced Multimedia Services for Residential Users
Hits: 1180
ANGA
Annual European trade show for Cable, Broadband and Satellite in Cologne Germany
Hits: 1159
ANI
Automatic Number Identification
Hits: 1185
ANM
Advanced Network Management
Hits: 1118
ANS
Automatic Network Synchronization
Hits: 1248
ANS v2
Automatic Network Synchronization version 2
Hits: 1195
ANSI
American National Standards Institute
Hits: 1228
ANSU
American National Standards Unit
Hits: 1182
AOS
Alternative Operator Services
Hits: 1194
APC
Angular Physical Contact
Hits: 1145
APD
Avalanche Photo Diode
Hits: 1111
API
Application Programming Interface
Hits: 1308
APPN
Advanced Peer to Peer Networking
Hits: 1091
APS
Automatic Protection Switching
Hits: 1243
AQA
Activity Qualified Access
Hits: 1140
ARCnet
Advancd Resource Computer Network
Hits: 1209
ARM.
Advanced Risc Machines
Hits: 1236
ARPA
Advanced Research Projects Agency
Hits: 1205
ARQ
Automatic Repeat Request
Hits: 1185
ARU
Automatic Response Unit
Hits: 1230
ASC
Abnormal Station Code; Automatic Slope Control
Hits: 1228
ASCII
American Standard Code for Information Interchange
Hits: 1197
ASIC
Application Specific Integrated Circuit
Hits: 1245
ASID
Application Specific Integrated Device
Hits: 1168
ASK
Amplitude Shift Keying
Hits: 1227
ASR
Automatic Send Receive
Hits: 1275
ATDM
Asynchronous Time Division Multiplex(er)
Hits: 1177
ATE
Automated Test Equipment
Hits: 1248
ATIS
Alliance for Telecommunications Industry Solutions
Hits: 1237
ATM
Asynchronous Transfer Mode
Hits: 1265
ATS
Abstract Test Suite
Hits: 1203
ATSC
Advanced Television Systems Committee
Hits: 1273
ATV
Advanced Television
Hits: 1212
AUI
Attachment Unit Interface (Ethernet - 15 oin)
Hits: 1253
AV
Audio-Video
Hits: 1253
AVC
Advanced Video Coding
Hits: 1267
AVI
Audio Video Interleave (Microsoft)
Hits: 1238
AVS
Audio Video Standard
Hits: 1152
AWC
Area Wide Center
Hits: 1160
AWG
American Wire Gauge
Hits: 1177
AWGN
Additive White Gausian Noise
Hits: 1076
B-FRAME
Bidirectionally Predictive-coded (B) Pictures
Hits: 1228

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