CED
E528970
CED (Capacitance Electronic Disc) is an obsolete analog video disc format developed by RCA that stored movies on grooved vinyl-like discs read by a stylus.
All labels observed (1)
| Label | Occurrences |
|---|---|
| CED canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T5530396 — 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: CED Context triple: [MCA Home Video, mediaFormatDistributed, CED]
-
A.
CED
CED is an academic unit focused on the study and practice of environmental design, including fields such as architecture, landscape architecture, and urban planning.
-
B.
CED
CED is the commonly used abbreviation for the United Nations Committee on Enforced Disappearances, the expert body overseeing implementation of the International Convention for the Protection of All Persons from Enforced Disappearance.
-
C.
CEF
CEF is the abbreviation for the Canadian Expeditionary Force, the field force of the Canadian Army raised for service overseas during the First World War.
-
D.
CID
The CID was a high-level British government body responsible for coordinating defense and military policy across the Empire in the early 20th century.
-
E.
CID
CID is the abbreviated name for the Criminal Investigations Division of the Metropolitan Police Department, responsible for conducting in-depth investigations into serious crimes.
- 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: CED Target entity description: CED (Capacitance Electronic Disc) is an obsolete analog video disc format developed by RCA that stored movies on grooved vinyl-like discs read by a stylus.
-
A.
CED
CED is an academic unit focused on the study and practice of environmental design, including fields such as architecture, landscape architecture, and urban planning.
-
B.
CED
CED is the commonly used abbreviation for the United Nations Committee on Enforced Disappearances, the expert body overseeing implementation of the International Convention for the Protection of All Persons from Enforced Disappearance.
-
C.
CEF
CEF is the abbreviation for the Canadian Expeditionary Force, the field force of the Canadian Army raised for service overseas during the First World War.
-
D.
CID
The CID was a high-level British government body responsible for coordinating defense and military policy across the Empire in the early 20th century.
-
E.
CID
CID is the abbreviated name for the Criminal Investigations Division of the Metropolitan Police Department, responsible for conducting in-depth investigations into serious crimes.
- F. None of above. chosen
Statements (52)
| Predicate | Object |
|---|---|
| instanceOf |
analog video disc format
ⓘ
home video format ⓘ |
| abbreviation | CED ⓘ |
| audioChannels |
mono
ⓘ
stereo ⓘ |
| caddyMaterial | plastic ⓘ |
| category |
Obsolete technologies
ⓘ
Video storage ⓘ |
| commercialBrand | SelectaVision ⓘ |
| commercialLaunchYear | 1981 ⓘ |
| contentType |
feature films
ⓘ
music videos ⓘ television programs ⓘ |
| countryOfOrigin |
United States
ⓘ
linked to:
United States of America
|
| dataStorageMedium | grooved vinyl-like disc ⓘ |
| dataStorageMethod | capacitance-based analog storage ⓘ |
| developer |
RCA
ⓘ
Radio Corporation of America ⓘ |
| developmentPeriod | 1960s–1980s ⓘ |
| developmentStartDecade | 1960s ⓘ |
| discDiameter | 12 inch ⓘ |
| discFeature |
spiral groove
ⓘ
vinyl-like appearance ⓘ |
| discMaterial | PVC plastic ⓘ |
| discontinued | 1984 ⓘ |
| frameRate | approximately 60 fields per second (NTSC) ⓘ |
| fullName | Capacitance Electronic Disc ⓘ |
| intendedUse |
consumer video distribution
ⓘ
home video playback ⓘ |
| introducedBy | RCA ⓘ |
| isObsolete | true ⓘ |
| marketPosition |
competitor to Betamax
ⓘ
competitor to LaserDisc ⓘ competitor to VHS ⓘ |
| playbackAccess | linear ⓘ |
| playbackDevice | CED player ⓘ |
| protectiveCaddy | yes ⓘ |
| randomAccessCapability | limited ⓘ |
| readingMethod | stylus ⓘ |
| reasonForCommercialFailure |
competition from VHS and Betamax
ⓘ
late market entry ⓘ technical reliability issues ⓘ |
| signalType |
analog audio
ⓘ
analog video ⓘ |
| storageCapacity | up to 60 minutes per side (NTSC) ⓘ |
| successorFormat |
DVD
ⓘ
LaserDisc ⓘ VHS ⓘ |
| susceptibleTo |
dust and contamination
ⓘ
wear from stylus contact ⓘ |
| videoStandardSupported |
NTSC
ⓘ
linked to:
NTSC color television standard
PAL ⓘ |
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: CED Description of subject: CED (Capacitance Electronic Disc) is an obsolete analog video disc format developed by RCA that stored movies on grooved vinyl-like discs read by a stylus.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.