Dolby Digital 5.1
E31722
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.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Dolby Digital 5.1 canonical | 45 |
| Dolby AC-3 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T246383 — 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 5.1 Context triple: [The Cleveland Show, audioFormat, Dolby Digital 5.1]
-
A.
Dolby Stereo
Dolby Stereo is a multichannel optical sound system for film that brought high-fidelity, surround-capable audio to movie theaters in the 1970s and 1980s.
-
B.
Dolby Laboratories
Dolby Laboratories is an American company renowned for pioneering audio noise reduction and surround sound technologies used in cinemas, home entertainment, and consumer electronics worldwide.
-
C.
Audion
Audion is an early triode vacuum tube invented by Lee de Forest that enabled the amplification of electrical signals and was crucial to the development of radio and electronics.
-
D.
CinemaScope
CinemaScope was a widescreen film format introduced in the 1950s that used anamorphic lenses to create a much wider image than traditional movie presentations.
-
E.
IMAX
IMAX is a high-resolution large-format cinema technology known for its giant screens, immersive sound, and specialized cameras used for premium theatrical presentations.
- 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 5.1 Target entity description: 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.
-
A.
Dolby Stereo
Dolby Stereo is a multichannel optical sound system for film that brought high-fidelity, surround-capable audio to movie theaters in the 1970s and 1980s.
-
B.
Dolby Laboratories
Dolby Laboratories is an American company renowned for pioneering audio noise reduction and surround sound technologies used in cinemas, home entertainment, and consumer electronics worldwide.
-
C.
Audion
Audion is an early triode vacuum tube invented by Lee de Forest that enabled the amplification of electrical signals and was crucial to the development of radio and electronics.
-
D.
CinemaScope
CinemaScope was a widescreen film format introduced in the 1950s that used anamorphic lenses to create a much wider image than traditional movie presentations.
-
E.
IMAX
IMAX is a high-resolution large-format cinema technology known for its giant screens, immersive sound, and specialized cameras used for premium theatrical presentations.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
multichannel audio format
ⓘ
surround sound audio format ⓘ |
| abbreviation | DD 5.1 ⓘ |
| audioChannels | 5.1 ⓘ |
| audioCodingFormat |
Dolby AC-3
ⓘ
linked to:
Dolby Digital 5.1
|
| channelLayoutType | 5.1 layout ⓘ |
| compatibleWith |
HDMI audio connections
ⓘ
optical S/PDIF connections ⓘ |
| compressionType | lossy audio compression ⓘ |
| developedBy | Dolby Laboratories ⓘ |
| hasChannel |
center
ⓘ
front left ⓘ front right ⓘ low-frequency effects ⓘ surround left ⓘ surround right ⓘ |
| hasChannelConfiguration | five full-bandwidth channels and one low-frequency effects channel ⓘ |
| hasFullBandwidthChannels | 5 ⓘ |
| hasLFEChannels | 1 ⓘ |
| LFEChannelPurpose | low-frequency effects and bass enhancement ⓘ |
| marketedAs | Dolby Surround 5.1 in some regions ⓘ |
| optimizedFor |
home cinema playback
ⓘ
theatrical mixes ⓘ |
| partOfFamily | Dolby Digital ⓘ |
| primaryUseCase | film and TV soundtracks ⓘ |
| provides |
directional audio imaging
ⓘ
immersive surround experience ⓘ |
| requires |
5.1 speaker system
ⓘ
compatible AV receiver ⓘ |
| standardFor |
ATSC digital television audio
ⓘ
linked to:
ATSC
DVD-Video audio ⓘ |
| supports |
discrete multichannel playback
ⓘ
surround sound ⓘ |
| supportsSpeakerPlacement | front soundstage and rear surrounds ⓘ |
| typicalBitrateRange | 384–640 kbit/s ⓘ |
| usedFor |
Blu-ray audio
ⓘ
DVD audio ⓘ cinematic audio ⓘ digital television audio ⓘ home theater audio ⓘ streaming media audio ⓘ |
| usedIn |
broadcast television
ⓘ
cinema soundtracks ⓘ game consoles ⓘ set-top boxes ⓘ |
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 5.1 Description of subject: 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.
Referenced by (46)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Dolby Digital 5.1
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