Dolby Digital Plus
E328119
Dolby Digital Plus is an advanced multichannel audio codec developed by Dolby Laboratories that offers higher efficiency, improved sound quality, and greater flexibility for modern broadcast, streaming, and disc-based media.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Dolby Digital Plus canonical | 15 |
| Dolby Digital Plus (E-AC-3) | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T3078601 — 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: Dolby Digital Plus Context triple: [Dolby Digital, successor, Dolby Digital Plus]
-
A.
Dolby Audio
Dolby Audio is a suite of advanced audio processing technologies designed to deliver clearer, more immersive, and dynamically optimized sound across consumer devices and media.
-
B.
Dolby Digital
Dolby Digital is a multichannel digital audio encoding system widely used in cinema, home theater, and broadcast to deliver surround sound.
-
C.
Dolby TrueHD
Dolby TrueHD is a lossless multichannel audio codec designed for high-definition home entertainment formats like Blu-ray to deliver studio-quality surround sound.
-
D.
Dolby AC-4
Dolby AC-4 is an advanced audio codec designed for next-generation broadcast and streaming, offering high-efficiency compression, immersive and personalized sound, and support for modern formats like UHD and HDR video services.
-
E.
Dolby Digital 5.1
Dolby Digital 5.1 is a surround sound audio format that delivers multichannel cinematic audio through five full-bandwidth speakers and one low-frequency effects channel.
- 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: Dolby Digital Plus Target entity description: Dolby Digital Plus is an advanced multichannel audio codec developed by Dolby Laboratories that offers higher efficiency, improved sound quality, and greater flexibility for modern broadcast, streaming, and disc-based media.
-
A.
Dolby Audio
Dolby Audio is a suite of advanced audio processing technologies designed to deliver clearer, more immersive, and dynamically optimized sound across consumer devices and media.
-
B.
Dolby Digital
Dolby Digital is a multichannel digital audio encoding system widely used in cinema, home theater, and broadcast to deliver surround sound.
-
C.
Dolby TrueHD
Dolby TrueHD is a lossless multichannel audio codec designed for high-definition home entertainment formats like Blu-ray to deliver studio-quality surround sound.
-
D.
Dolby AC-4
Dolby AC-4 is an advanced audio codec designed for next-generation broadcast and streaming, offering high-efficiency compression, immersive and personalized sound, and support for modern formats like UHD and HDR video services.
-
E.
Dolby Digital 5.1
Dolby Digital 5.1 is a surround sound audio format that delivers multichannel cinematic audio through five full-bandwidth speakers and one low-frequency effects channel.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
audio codec
ⓘ
multichannel audio format ⓘ |
| alsoKnownAs |
Dolby Digital Plus (E-AC-3)
ⓘ
linked to:
Dolby Digital Plus
Enhanced AC-3 ⓘ |
| audioChannels | up to 7.1 channels ⓘ |
| basedOn | Dolby Digital ⓘ |
| canCarry | Dolby Atmos metadata ⓘ |
| compatibleWith |
HDMI audio transport
ⓘ
optical S/PDIF via transcoding to Dolby Digital ⓘ |
| developer | Dolby Laboratories ⓘ |
| feature |
backward compatibility with Dolby Digital in some workflows
ⓘ
error resilience for broadcast environments ⓘ flexible bit-rate options ⓘ higher coding efficiency than Dolby Digital ⓘ improved sound quality compared to Dolby Digital ⓘ support for advanced metadata ⓘ support for descriptive audio services ⓘ support for secondary audio streams ⓘ |
| optimizedFor |
broadcast applications
ⓘ
disc-based media ⓘ internet streaming ⓘ |
| partOf |
Dolby audio technologies
ⓘ
linked to:
Dolby Audio
|
| standardizedIn |
ATSC A/52B
ⓘ
linked to:
ATSC A/52
DVB audio specifications ⓘ
linked to:
DVB broadcasting standards
ETSI TS 102 366 ⓘ |
| successorOf | Dolby Digital ⓘ |
| supports |
5.1-channel audio
ⓘ
7.1-channel audio ⓘ dialog normalization metadata ⓘ downmix metadata ⓘ dynamic range control metadata ⓘ multichannel audio ⓘ multiple program configurations ⓘ streaming-optimized bitrates ⓘ surround sound ⓘ |
| usedBy |
Amazon Prime Video
ⓘ
Disney+ (for many devices) ⓘ Netflix ⓘ |
| usedIn |
AV receivers
ⓘ
Blu-ray Disc ⓘ
linked to:
Blu-ray Disc format
HD DVD ⓘ IPTV services ⓘ broadcast television ⓘ game consoles ⓘ mobile video streaming ⓘ over-the-top (OTT) video services ⓘ set-top boxes ⓘ smart TVs ⓘ streaming media services ⓘ |
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: Dolby Digital Plus Description of subject: Dolby Digital Plus is an advanced multichannel audio codec developed by Dolby Laboratories that offers higher efficiency, improved sound quality, and greater flexibility for modern broadcast, streaming, and disc-based media.
Referenced by (17)
Full triples — surface form annotated when it differs from this entity's canonical label.