DVB-C2
E921290
DVB-C2 is an advanced digital cable television transmission standard that offers higher efficiency and capacity than its predecessor DVB-C for delivering broadcast services over cable networks.
All labels observed (1)
| Label | Occurrences |
|---|---|
| DVB-C2 canonical | 7 |
How this entity was disambiguated
This entity first appeared as the object of triple T11352409 — 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: DVB-C2 Context triple: [DVB broadcasting standards, includesStandard, DVB-C2]
-
A.
DVB-C
DVB-C is a digital cable television transmission standard used to deliver TV and radio services over cable networks.
-
B.
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.
-
C.
DVB-S2
DVB-S2 is an advanced digital satellite television broadcasting standard widely used in Europe and beyond for efficient, high-quality transmission of TV and data services.
-
D.
DVB-CSA
DVB-CSA is a content-scrambling and conditional access encryption standard used to protect digital television broadcasts in DVB systems.
-
E.
DVB-S2X
DVB-S2X is an enhanced satellite broadcasting standard that extends DVB-S2 with higher spectral efficiency, improved modulation and coding schemes, and better support for high-throughput and broadband satellite services.
- 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: DVB-C2 Target entity description: DVB-C2 is an advanced digital cable television transmission standard that offers higher efficiency and capacity than its predecessor DVB-C for delivering broadcast services over cable networks.
-
A.
DVB-C
DVB-C is a digital cable television transmission standard used to deliver TV and radio services over cable networks.
-
B.
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.
-
C.
DVB-S2
DVB-S2 is an advanced digital satellite television broadcasting standard widely used in Europe and beyond for efficient, high-quality transmission of TV and data services.
-
D.
DVB-CSA
DVB-CSA is a content-scrambling and conditional access encryption standard used to protect digital television broadcasts in DVB systems.
-
E.
DVB-S2X
DVB-S2X is an enhanced satellite broadcasting standard that extends DVB-S2 with higher spectral efficiency, improved modulation and coding schemes, and better support for high-throughput and broadband satellite services.
- F. None of above. chosen
Statements (93)
| Predicate | Object |
|---|---|
| instanceOf |
DVB standard
ⓘ
digital cable television transmission standard ⓘ |
| compatibleWith | existing cable TV infrastructure ⓘ |
| developedBy |
Digital Video Broadcasting Project
ⓘ
linked to:
DVB Project
|
| feature |
flexible bandwidth allocation
ⓘ
higher spectral efficiency than DVB-C ⓘ increased capacity for cable networks ⓘ robustness against interference ⓘ |
| firstStandardizationYear | 2009 ⓘ |
| modulationType | OFDM ⓘ |
| regionOfUse |
Asia
ⓘ
Europe ⓘ Latin America ⓘ |
| relatedStandard |
DVB-S2
ⓘ
DVB-T2 ⓘ |
| standardizedBy | ETSI ⓘ |
| standardNumber | EN 302 769 ⓘ |
| successorOf | DVB-C ⓘ |
| supportsApplication |
interactive services
ⓘ
video on demand ⓘ |
| supportsBandwidth |
1 GHz
ⓘ
10 MHz ⓘ 112 MHz ⓘ 12 MHz ⓘ 128 MHz ⓘ 14 MHz ⓘ 16 MHz ⓘ 160 MHz ⓘ 192 MHz ⓘ 224 MHz ⓘ 24 MHz ⓘ 256 MHz ⓘ 288 MHz ⓘ 32 MHz ⓘ 320 MHz ⓘ 352 MHz ⓘ 384 MHz ⓘ 416 MHz ⓘ 448 MHz ⓘ 48 MHz ⓘ 480 MHz ⓘ 512 MHz ⓘ 544 MHz ⓘ 576 MHz ⓘ 6 MHz ⓘ 608 MHz ⓘ 64 MHz ⓘ 640 MHz ⓘ 672 MHz ⓘ 7 MHz ⓘ 704 MHz ⓘ 736 MHz ⓘ 768 MHz ⓘ 8 MHz ⓘ 80 MHz ⓘ 800 MHz ⓘ 832 MHz ⓘ 864 MHz ⓘ 896 MHz ⓘ 928 MHz ⓘ 96 MHz ⓘ 960 MHz ⓘ 992 MHz ⓘ |
| supportsFFTMode |
16k
ⓘ
1k ⓘ 2k ⓘ 32k ⓘ 4k ⓘ 8k ⓘ |
| supportsGuardInterval |
1/128
ⓘ
1/16 ⓘ 1/32 ⓘ 1/4 ⓘ 1/64 ⓘ 1/8 ⓘ |
| supportsNetworkType |
multi-frequency network
ⓘ
single-frequency network ⓘ |
| supportsQAMOrder |
1024-QAM
ⓘ
16-QAM ⓘ 256-QAM ⓘ 4096-QAM ⓘ 64-QAM ⓘ |
| supportsServiceType |
3DTV
ⓘ
HDTV ⓘ SDTV ⓘ data services ⓘ |
| transmissionMedium |
HFC network
ⓘ
coaxial cable ⓘ |
| usedFor |
broadcast services over cable networks
ⓘ
digital cable television ⓘ |
| usesFEC |
BCH
ⓘ
LDPC ⓘ |
| usesModulationScheme | QAM ⓘ |
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: DVB-C2 Description of subject: DVB-C2 is an advanced digital cable television transmission standard that offers higher efficiency and capacity than its predecessor DVB-C for delivering broadcast services over cable networks.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.