microSD
E745353
microSD is a compact, removable flash memory card format widely used to expand storage in mobile phones, cameras, and other portable electronic devices.
All labels observed (3)
| Label | Occurrences |
|---|---|
| microSD canonical | 1 |
| microSD Express | 1 |
| microSDHC | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8611461 — 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: microSD Context triple: [SD Association, standardizes, microSD]
-
A.
eMMC
eMMC (embedded MultiMediaCard) is an integrated flash storage standard commonly used in smartphones, tablets, and other consumer electronics to provide compact, low-cost, non-volatile memory.
-
B.
FlashAir
FlashAir is Toshiba’s line of SD memory cards with built-in Wi-Fi capability, enabling wireless file transfer from cameras and other devices.
-
C.
MMC
MMC is the stock ticker symbol for Marsh & McLennan Companies, a global professional services firm specializing in risk, strategy, and insurance.
-
D.
MMC
MMC is the commonly used abbreviation for the Modesto A. Maidique Campus of Florida International University in Miami, Florida.
-
E.
SanDisk
SanDisk is a prominent data storage brand known for its flash memory products such as SD cards, USB drives, and solid-state drives.
- 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: microSD Target entity description: microSD is a compact, removable flash memory card format widely used to expand storage in mobile phones, cameras, and other portable electronic devices.
-
A.
eMMC
eMMC (embedded MultiMediaCard) is an integrated flash storage standard commonly used in smartphones, tablets, and other consumer electronics to provide compact, low-cost, non-volatile memory.
-
B.
FlashAir
FlashAir is Toshiba’s line of SD memory cards with built-in Wi-Fi capability, enabling wireless file transfer from cameras and other devices.
-
C.
MMC
MMC is the stock ticker symbol for Marsh & McLennan Companies, a global professional services firm specializing in risk, strategy, and insurance.
-
D.
MMC
MMC is the commonly used abbreviation for the Modesto A. Maidique Campus of Florida International University in Miami, Florida.
-
E.
SanDisk
SanDisk is a prominent data storage brand known for its flash memory products such as SD cards, USB drives, and solid-state drives.
- F. None of above. chosen
Statements (72)
| Predicate | Object |
|---|---|
| instanceOf |
Secure Digital family form factor
ⓘ
flash memory card format ⓘ microSD variant ⓘ removable storage medium ⓘ |
| abbreviationOf | micro Secure Digital ⓘ |
| alsoKnownAs | TransFlash NERFINISHED ⓘ |
| backwardCompatibleWith | older SD host devices via adapter ⓘ |
| canBeUsedWith | SD card adapter ⓘ |
| capacityRange |
4 GB to 32 GB
ⓘ
>2 TB to 128 TB ⓘ >32 GB to 2 TB ⓘ |
| commonlyUsedFor |
storing application data
ⓘ
storing music ⓘ storing photos ⓘ storing videos ⓘ |
| definedBy | SD Association NERFINISHED ⓘ |
| designedFor | portable electronic devices ⓘ |
| formFactor | micro ⓘ |
| hasContactPins | 8 ⓘ |
| hasVariant |
microSDHC
ⓘ
microSDUC ⓘ microSDXC ⓘ |
| height | 15 mm ⓘ |
| introducedBy | SanDisk NERFINISHED ⓘ |
| introducedInYear | 2005 ⓘ |
| marketedBy | multiple memory manufacturers ⓘ |
| partOf | Secure Digital standard NERFINISHED ⓘ |
| powerSupplyVoltage | 3.3 V ⓘ |
| smallerThan |
miniSD
ⓘ
standard SD card ⓘ |
| standardizedBy | SD Association NERFINISHED ⓘ |
| storageTechnology | NAND flash memory ⓘ |
| supports | non-volatile storage ⓘ |
| supportsApplicationClass |
A1
GENERATED
ⓘ
A2 GENERATED ⓘ |
| supportsBusInterface |
UHS-I
GENERATED
ⓘ
UHS-II GENERATED ⓘ UHS-III GENERATED ⓘ |
| supportsFeature | write protection via adapter switch ⓘ |
| supportsFileSystem |
FAT16
ⓘ
FAT32 ⓘ exFAT ⓘ |
| supportsLowVoltageMode | 1.8 V (UHS modes) GENERATED ⓘ |
| supportsSecurityFeature |
SD card content protection
ⓘ
password protection (vendor-specific) ⓘ |
| supportsSpeedClass |
Class 10
ⓘ
Class 2 ⓘ Class 4 ⓘ Class 6 ⓘ U1 ⓘ U3 ⓘ V10 ⓘ V30 ⓘ V60 ⓘ V90 ⓘ |
| supportsUseCase |
app storage
ⓘ
data transfer ⓘ media storage ⓘ storage expansion ⓘ |
| thickness | 1 mm ⓘ |
| usedIn |
GPS navigation devices
ⓘ
MP3 players ⓘ action cameras ⓘ dash cams ⓘ digital cameras ⓘ drones ⓘ mobile phones ⓘ portable game consoles ⓘ single-board computers ⓘ smartphones ⓘ tablets ⓘ |
| width | 11 mm ⓘ |
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: microSD Description of subject: microSD is a compact, removable flash memory card format widely used to expand storage in mobile phones, cameras, and other portable electronic devices.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
microSDHC
this entity surface form:
microSD Express