ATSC A/52
E632047
ATSC A/52 is the Advanced Television Systems Committee standard that defines the digital audio compression format commonly known as Dolby Digital (AC-3) for digital television and related media.
All labels observed (6)
| Label | Occurrences |
|---|---|
| ATSC A/52 canonical | 1 |
| ATSC A/52 AC-3 standard | 1 |
| ATSC A/52 Digital Audio Compression (AC-3) | 1 |
| ATSC A/52B | 1 |
| ATSC A/53 digital television standard | 1 |
| ATSC Standard A/52, Digital Audio Compression (AC-3) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6953648 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: ATSC A/52 Context triple: [DD 5.1, standardizedAs, ATSC A/52]
-
A.
ATSC
ATSC (Advanced Television Systems Committee) is a digital television broadcasting standard used primarily in North America for over-the-air high-definition TV transmission.
-
B.
ATSC 3.0
ATSC 3.0 is the latest generation digital television broadcasting standard that enables 4K UHD video, immersive audio, interactive services, and improved reception for over-the-air TV.
-
C.
SMPTE ST 2059
SMPTE ST 2059 is a professional media industry standard that defines how to use IEEE 1588 Precision Time Protocol to synchronize clocks and signals across IP-based audio, video, and broadcast systems.
-
D.
SMPTE ST 2067
SMPTE ST 2067, also known as the Interoperable Master Format (IMF), is a standardized framework for file-based digital cinema and television mastering that enables efficient versioning, distribution, and archiving of audiovisual content.
-
E.
SMPTE ST 2022
SMPTE ST 2022 is a family of standards from the Society of Motion Picture and Television Engineers that defines the transport of professional audio, video, and ancillary data over IP networks, including methods for encapsulation, error correction, and redundancy.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: ATSC A/52 Target entity description: ATSC A/52 is the Advanced Television Systems Committee standard that defines the digital audio compression format commonly known as Dolby Digital (AC-3) for digital television and related media.
-
A.
ATSC
ATSC (Advanced Television Systems Committee) is a digital television broadcasting standard used primarily in North America for over-the-air high-definition TV transmission.
-
B.
ATSC 3.0
ATSC 3.0 is the latest generation digital television broadcasting standard that enables 4K UHD video, immersive audio, interactive services, and improved reception for over-the-air TV.
-
C.
SMPTE ST 2059
SMPTE ST 2059 is a professional media industry standard that defines how to use IEEE 1588 Precision Time Protocol to synchronize clocks and signals across IP-based audio, video, and broadcast systems.
-
D.
SMPTE ST 2067
SMPTE ST 2067, also known as the Interoperable Master Format (IMF), is a standardized framework for file-based digital cinema and television mastering that enables efficient versioning, distribution, and archiving of audiovisual content.
-
E.
SMPTE ST 2022
SMPTE ST 2022 is a family of standards from the Society of Motion Picture and Television Engineers that defines the transport of professional audio, video, and ancillary data over IP networks, including methods for encapsulation, error correction, and redundancy.
- F. None of above. chosen
Statements (53)
| Predicate | Object |
|---|---|
| instanceOf |
ATSC standard
ⓘ
digital audio compression standard ⓘ technical specification ⓘ |
| alsoKnownAs |
ATSC A/52 AC-3 standard
ⓘ
linked to:
ATSC A/52
ATSC A/52 Digital Audio Compression (AC-3) ⓘ
linked to:
ATSC A/52
Dolby Digital audio standard for ATSC ⓘ |
| appliesTo |
DVD-Video audio encoding
ⓘ
cable television systems using ATSC ⓘ digital media distribution using AC-3 ⓘ digital television broadcasting ⓘ high-definition television ⓘ satellite television systems using ATSC ⓘ standard-definition digital television ⓘ |
| audioCodingFamily | AC-3 ⓘ |
| countryOfOrigin |
United States
ⓘ
linked to:
United States of America
|
| defines |
AC-3 audio coding format
ⓘ
Dolby Digital ⓘ audio coding parameters for AC-3 ⓘ audio service types for digital television ⓘ bit rate constraints for AC-3 audio ⓘ bitstream syntax for AC-3 ⓘ channel configuration signaling for AC-3 ⓘ dialog normalization metadata ⓘ digital audio compression for digital television ⓘ downmix metadata ⓘ dynamic range control metadata ⓘ error detection mechanisms for AC-3 bitstreams ⓘ language coding for audio streams ⓘ metadata structure for AC-3 audio ⓘ sample rates for AC-3 audio ⓘ transport of AC-3 in ATSC systems ⓘ |
| fullName |
ATSC Standard A/52, Digital Audio Compression (AC-3)
ⓘ
linked to:
ATSC A/52
|
| publishedBy |
Advanced Television Systems Committee
ⓘ
linked to:
ATSC
|
| publisherAbbreviation | ATSC ⓘ |
| relatedStandard |
ATSC A/53
ⓘ
Dolby AC-3 specification ⓘ IEC 61937 (compressed audio over IEC 60958) ⓘ SMPTE audio standards for digital television ⓘ |
| subjectArea |
broadcast engineering
ⓘ
digital audio coding ⓘ television technology ⓘ |
| supports |
5.1-channel audio
ⓘ
hearing-impaired audio services ⓘ mono audio ⓘ multichannel surround sound ⓘ multiple audio services per program ⓘ stereo audio ⓘ visually-impaired narrative services ⓘ |
| usedIn |
ATSC A/53 digital television standard
ⓘ
linked to:
ATSC A/52
Mexican digital television systems ⓘ North American digital television systems ⓘ
linked to:
ATSC
South Korean digital television systems ⓘ some Latin American digital television systems ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: ATSC A/52 Description of subject: ATSC A/52 is the Advanced Television Systems Committee standard that defines the digital audio compression format commonly known as Dolby Digital (AC-3) for digital television and related media.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: ATSC A/52
linked to: ATSC A/52
linked to: ATSC A/52