Universal Media Disc
E947814
Universal Media Disc is a proprietary optical disc format developed by Sony for storing games, movies, and other media primarily for use on the PlayStation Portable handheld console.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Universal Media Disc canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11796069 — 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: Universal Media Disc Context triple: [PlayStation Portable, mediaFormat, Universal Media Disc]
-
A.
DVD
DVD is an optical disc format widely used from the late 1990s for distributing movies and other digital data, offering higher capacity and quality than VHS tapes but less than Blu-ray Discs.
-
B.
Blu-ray Disc format
The Blu-ray Disc format is a high-definition optical disc technology used for storing and playing back HD and Ultra HD video and large amounts of digital data.
-
C.
MiniDisc
MiniDisc is a magneto-optical disc-based digital audio format introduced by Sony in the early 1990s, known for its portable, rewritable, and durable design as an alternative to cassette tapes and CDs.
-
D.
GD-ROM
GD-ROM is a proprietary high-density optical disc format developed by Sega for distributing games and software, most notably used with the Dreamcast console.
-
E.
LaserDisc
LaserDisc is an early optical disc video format that provided higher-quality analog video and audio than VHS tapes and was popular among home theater enthusiasts before the rise of DVD.
- 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: Universal Media Disc Target entity description: Universal Media Disc is a proprietary optical disc format developed by Sony for storing games, movies, and other media primarily for use on the PlayStation Portable handheld console.
-
A.
DVD
DVD is an optical disc format widely used from the late 1990s for distributing movies and other digital data, offering higher capacity and quality than VHS tapes but less than Blu-ray Discs.
-
B.
Blu-ray Disc format
The Blu-ray Disc format is a high-definition optical disc technology used for storing and playing back HD and Ultra HD video and large amounts of digital data.
-
C.
MiniDisc
MiniDisc is a magneto-optical disc-based digital audio format introduced by Sony in the early 1990s, known for its portable, rewritable, and durable design as an alternative to cassette tapes and CDs.
-
D.
GD-ROM
GD-ROM is a proprietary high-density optical disc format developed by Sega for distributing games and software, most notably used with the Dreamcast console.
-
E.
LaserDisc
LaserDisc is an early optical disc video format that provided higher-quality analog video and audio than VHS tapes and was popular among home theater enthusiasts before the rise of DVD.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
optical disc format
ⓘ
proprietary storage medium ⓘ |
| abbreviation | UMD ⓘ |
| capacity |
1.8 GB (single-layer)
ⓘ
3.6 GB (dual-layer) ⓘ |
| cartridge | protective plastic shell ⓘ |
| category |
PlayStation hardware format
ⓘ
Sony formats ⓘ video game storage medium ⓘ |
| contentProtection | digital rights management ⓘ |
| dataEncoding | optical ⓘ |
| designedFor | portable use ⓘ |
| developer |
Sony
ⓘ
Sony Computer Entertainment ⓘ |
| diameter | 60 mm ⓘ |
| fileSystem | UMD-specific disc format ⓘ |
| introduced | 2004 ⓘ |
| introducedWith | PlayStation Portable ⓘ |
| laserType | red laser ⓘ |
| logoOwner | Sony ⓘ |
| manufacturer | Sony ⓘ |
| marketedBy | Sony ⓘ |
| mediumType | optical disc ⓘ |
| notCompatibleWith |
Blu-ray Disc drives
ⓘ
linked to:
Blu-ray Disc format
standard DVD drives ⓘ |
| platform |
PSP Go (via external drive, Japan-only)
ⓘ
PSP-1000 series ⓘ
linked to:
original PlayStation Portable (PSP-1000)
PSP-2000 series ⓘ PSP-3000 series ⓘ PlayStation Portable ⓘ |
| primaryPlatform | PlayStation Portable ⓘ |
| readingDevice | UMD drive in PlayStation Portable ⓘ |
| readingSpeed | up to 11 Mbps (approximate PSP read rate) ⓘ |
| regionCoding |
region-free for most games
ⓘ
region-locked for movies ⓘ |
| shape | round disc in plastic cartridge ⓘ |
| similarTo | MiniDVD ⓘ |
| status |
discontinued for movies
ⓘ
discontinued for new PSP games ⓘ |
| successor | digital distribution on PlayStation Store ⓘ |
| targetMarket |
handheld gaming
ⓘ
portable video playback ⓘ |
| use |
audio distribution
ⓘ
data storage ⓘ movie distribution ⓘ video distribution ⓘ video game distribution ⓘ |
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: Universal Media Disc Description of subject: Universal Media Disc is a proprietary optical disc format developed by Sony for storing games, movies, and other media primarily for use on the PlayStation Portable handheld console.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.