Terms and Abbreviations: A
A
A
amp, ampere
A/V, AV audio/visual
AAC
Advanced Audio Coding
AACS
Advanced Access Content System
AAF
Advanced Authoring Format
AC
alternating current
AC-3
Dolby's third-generation audio coding algorithm, Dolby Digital
ACAP
Advanced Common Application Platform
ACL
access control list
ACM
adaptive coding and modulation
ACP
analog copy protection
ActiveX
ActiveX Controls
note based on Microsoft's Component Object Model (COM)
ADAT
Alesis Digital Audio Tape
Ad-ID
Advertising Digital Identification
ADSL
asymmetric digital subscriber line
AES
1) Audio Engineering Society
2) Advanced Encryption Standard
AES3, AES/EBU, AES3-1985
The first professional digital audio interfaces standard
AF
auto focus
AFD
active format descriptor
AGC
automatic gain control
AIT
Advanced Intelligent Tape (developed by Sony)
AJAX
Asynchronous JavaScript and XML
AMWA
Advanced Media Workflow Association
formerly the AAF Association
ANC
ancillary data
ANSI
American National Standards Institute
API
application programming interface
APS
active pixel sensor
ARC
aspect ratio conversion
ARP
Address Resolution Protocol
ARPU
average revenue per user
ASA
Acoustical Society of America
ASCII
American Standard Code for Information Exchange
ASF
Advanced Systems Format
ASI
asynchronous serial interface
ASIC
application-specific integrated circuit
ASN.1 Abstract Syntax Notation One
ATA
renamed parallel ATA
advanced technology attachment
ATM
asynchronous transfer mode
ATSC
Advanced Television Systems Committee
ATSC-M/H standard for mobile and handheld services
AUX
auxiliary
AVB audio/visual bridge (bridging)
AVC
Advanced Video Coding
AVCHD
Advanced Video Codec High Definition
AVI
audio/video interleave (file format)
A-VSB advanced VSB
AWG
American wire gauge
AWS
Advanced Wireless Services
