SMPTE color bars
E216148
SMPTE color bars are a standardized television test pattern used worldwide to calibrate and evaluate video signal quality and color accuracy in broadcast and production environments.
All labels observed (1)
| Label | Occurrences |
|---|---|
| SMPTE color bars canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1938078 — 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: SMPTE color bars Context triple: [Society of Motion Picture and Television Engineers, notableStandard, SMPTE color bars]
-
A.
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.
-
B.
NTSC color television standard
The NTSC color television standard is an analog broadcast system developed in the United States that defined how color video signals were encoded and transmitted for decades of North American television.
-
C.
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.
-
D.
SMPTE ST 2110
SMPTE ST 2110 is a suite of standards that defines the transport of professional media (video, audio, and ancillary data) over IP networks in real-time production environments.
-
E.
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.
- 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: SMPTE color bars Target entity description: SMPTE color bars are a standardized television test pattern used worldwide to calibrate and evaluate video signal quality and color accuracy in broadcast and production environments.
-
A.
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.
-
B.
NTSC color television standard
The NTSC color television standard is an analog broadcast system developed in the United States that defined how color video signals were encoded and transmitted for decades of North American television.
-
C.
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.
-
D.
SMPTE ST 2110
SMPTE ST 2110 is a suite of standards that defines the transport of professional media (video, audio, and ancillary data) over IP networks in real-time production environments.
-
E.
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.
- F. None of above. chosen
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
broadcast engineering standard
ⓘ
television test pattern ⓘ video test signal ⓘ |
| abbreviationOf | Society of Motion Picture and Television Engineers color bars ⓘ |
| appliesTo |
analog video systems
ⓘ
digital video systems ⓘ |
| associatedWithStandard |
HD-SDI
ⓘ
NTSC color television standard ⓘ
surface form:
NTSC
PAL ⓘ SDI ⓘ SECAM ⓘ |
| colorOrder | white-yellow-cyan-green-magenta-red-blue (top row, NTSC standard) ⓘ |
| developedBy | Society of Motion Picture and Television Engineers ⓘ |
| hasComponent |
I and Q color patches in NTSC versions
ⓘ
blue bar ⓘ castellations or staircase patterns in some variants ⓘ cyan bar ⓘ gray scale strip in some variants ⓘ green bar ⓘ magenta bar ⓘ pluge (Picture Line-Up Generation Equipment) pulses ⓘ red bar ⓘ vertical color bars ⓘ white bar ⓘ yellow bar ⓘ |
| introducedFor | standardizing color reproduction across facilities ⓘ |
| outputBy |
DVD and Blu-ray test discs
ⓘ
broadcast test generators ⓘ professional video cameras ⓘ video editing systems ⓘ |
| relatedTo |
EBU color bars
ⓘ
color calibration ⓘ test card ⓘ |
| standardizedBy |
Society of Motion Picture and Television Engineers
ⓘ
surface form:
SMPTE
|
| supportsTask |
monitor alignment
ⓘ
quality control in broadcast operations ⓘ transmission chain verification ⓘ |
| usedFor |
adjusting color accuracy
ⓘ
aligning cameras and monitors ⓘ aligning video recorders and playback devices ⓘ calibrating video signal levels ⓘ evaluating television picture quality ⓘ setting chroma levels ⓘ setting hue (phase) on analog systems ⓘ setting luminance levels ⓘ |
| usedIn |
broadcast television
ⓘ
field production ⓘ post-production ⓘ television studios ⓘ video editing systems ⓘ video production ⓘ |
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: SMPTE color bars Description of subject: SMPTE color bars are a standardized television test pattern used worldwide to calibrate and evaluate video signal quality and color accuracy in broadcast and production environments.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.