A

AAF

Advanced Authoring Format

ABR

Adaptive Bit Rate

AC-3

Audio compression codec by Dolby.

ACES 2065-1

Scene referred color space for storage used in SMPTE ST 2065-1 ACES framework

ADSL

Asymmetrical Digital Subscriber Line

AES

Audio Engineering Society.

AES67

AES standard for audio over IP and ethernet.

AI

Artificial Intelligence.

AIMS

Alliance for IP Media Solutions.

AL

Arbitrated Loop.

AMWA

Advanced Media Workflow Association.

AOMedia

Alliance for Open Media.

A new alliance of companies that may challenge the MPEG signal encoding/decoding methods.

API

Application Interface.

AR

Augmented Reality.

ARC

Aspect Ratio Converter.

ARPU

Average Revenue Per Unit, or Average Revenue Per User.

ASI

Asynchronous Serial Interface.

ASIC

Application Specific Integrated Circuit.

ATSC

Advanced Television Systems Committee.

ATSC 3.0, also known as NextGen TV, is an IP based DTV transmission standard, supporting, amongst other features, HDR, UHD resolution, enhanced audio, better signal reception and digital technologies for emergency (national) alerts and targeted interactive advertising.

AV1

AOMedia Video 1 codec.