DAB+ digital radio
E818768
DAB+ digital radio is an upgraded digital broadcasting standard that delivers more radio stations with improved audio quality and efficient spectrum use compared to traditional FM and earlier DAB systems.
All labels observed (2)
| Label | Occurrences |
|---|---|
| DAB+ | 6 |
| DAB+ digital radio canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9740584 — 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: DAB+ digital radio Context triple: [Advanced Audio Coding, usedIn, DAB+ digital radio]
-
A.
DAB
DAB is a senior-level U.S. Department of Defense committee that reviews and approves major defense acquisition programs and policies.
-
B.
DAB
DAB is the three-letter IATA airport code for Daytona Beach International Airport in Daytona Beach, Florida.
-
C.
BBC Digital Radio
BBC Digital Radio is the BBC’s suite of digital-only radio services, offering a range of specialized and archive-based stations beyond its traditional analogue networks.
-
D.
DVB-T2
DVB-T2 is the second-generation digital terrestrial television broadcasting standard that delivers more efficient, higher-capacity TV and data services over the air compared to its DVB-T predecessor.
-
E.
DVB-T
DVB-T is a widely used digital terrestrial television broadcasting standard that delivers multiple TV and radio channels over conventional aerials.
- 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: DAB+ digital radio Target entity description: DAB+ digital radio is an upgraded digital broadcasting standard that delivers more radio stations with improved audio quality and efficient spectrum use compared to traditional FM and earlier DAB systems.
-
A.
DAB
DAB is a senior-level U.S. Department of Defense committee that reviews and approves major defense acquisition programs and policies.
-
B.
DAB
DAB is the three-letter IATA airport code for Daytona Beach International Airport in Daytona Beach, Florida.
-
C.
BBC Digital Radio
BBC Digital Radio is the BBC’s suite of digital-only radio services, offering a range of specialized and archive-based stations beyond its traditional analogue networks.
-
D.
DVB-T2
DVB-T2 is the second-generation digital terrestrial television broadcasting standard that delivers more efficient, higher-capacity TV and data services over the air compared to its DVB-T predecessor.
-
E.
DVB-T
DVB-T is a widely used digital terrestrial television broadcasting standard that delivers multiple TV and radio channels over conventional aerials.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
digital radio broadcasting standard
ⓘ
terrestrial digital radio system ⓘ |
| allows | more services per multiplex ⓘ |
| backwardCompatibility | not compatible with legacy DAB-only receivers ⓘ |
| basedOn | Eureka-147 system ⓘ |
| competesWith |
DRM
ⓘ
HD Radio ⓘ IP streaming radio ⓘ |
| definedInStandard |
ETSI EN 300 401
ⓘ
ETSI TS 102 563 ⓘ
linked to:
ETSI TS 102 366
|
| enables |
robust mobile reception
ⓘ
single-frequency networks ⓘ |
| goal | efficient use of radio spectrum for audio broadcasting ⓘ |
| improvesOn |
audio quality compared to DAB
ⓘ
number of available stations ⓘ spectrum efficiency compared to FM ⓘ |
| introduced | mid-2000s ⓘ |
| promotedBy | WorldDAB ⓘ |
| reduces | transmission power per service compared to FM ⓘ |
| requires | DAB+ compatible receiver ⓘ |
| standardizedBy | ETSI ⓘ |
| successorOf | DAB ⓘ |
| supports |
MPEG Surround
ⓘ
linked to:
MPEG-D
data services ⓘ dynamic label ⓘ electronic program guide ⓘ emergency warning functionality ⓘ error correction ⓘ national multiplexes ⓘ regional and local services ⓘ service following ⓘ slideshow images ⓘ text information ⓘ traffic information ⓘ |
| supportsBitrates |
as low as 32 kbit/s for stereo with HE-AAC v2
ⓘ
typical 48–128 kbit/s per service ⓘ |
| usedIn |
Africa
ⓘ
Asia ⓘ Australia ⓘ Europe ⓘ Middle East ⓘ parts of South America ⓘ |
| uses |
forward error correction
ⓘ
multiplexing of radio services ⓘ time interleaving ⓘ |
| usesAudioCodec |
AAC+
ⓘ
linked to:
AAC
HE-AAC v2 ⓘ |
| usesFrequencyBands |
L-Band
ⓘ
VHF Band III ⓘ
linked to:
VHF
|
| usesModulation | COFDM ⓘ |
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: DAB+ digital radio Description of subject: DAB+ digital radio is an upgraded digital broadcasting standard that delivers more radio stations with improved audio quality and efficient spectrum use compared to traditional FM and earlier DAB systems.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: DAB+ digital radio
linked to: DAB+ digital radio
linked to: DAB+ digital radio
subject linked to:
Südwestrundfunk (SWR)
linked to: DAB+ digital radio
linked to: DAB+ digital radio
linked to: DAB+ digital radio