Secure Digital
E745348
Secure Digital is a widely used non-volatile memory card format for portable devices such as cameras, smartphones, and tablets.
All labels observed (9)
How this entity was disambiguated
This entity first appeared as the object of triple T8611456 — 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: Secure Digital Context triple: [SD Association, standardizes, Secure Digital]
-
A.
Secure Enclave
Secure Enclave is Apple’s dedicated coprocessor for handling sensitive tasks like encryption and biometric data storage in a secure, isolated environment.
-
B.
Secure Flight
Secure Flight is a U.S. government passenger prescreening program that compares airline traveler information against federal watch lists to enhance aviation security and reduce misidentifications.
-
C.
CRYPTO
CRYPTO is a premier international research conference focused on cryptology and information security, organized annually by the International Association for Cryptologic Research.
-
D.
Secure Information Exchange Network Application
The Secure Information Exchange Network Application (SIENA) is Europol’s secure communication platform used by law enforcement authorities across Europe to exchange sensitive criminal intelligence and operational information.
-
E.
Safety In Numbers
Safety In Numbers is a studio album by American progressive rock and jam band Umphrey's McGee, showcasing their intricate musicianship and genre-blending style.
- 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: Secure Digital Target entity description: Secure Digital is a widely used non-volatile memory card format for portable devices such as cameras, smartphones, and tablets.
-
A.
Secure Enclave
Secure Enclave is Apple’s dedicated coprocessor for handling sensitive tasks like encryption and biometric data storage in a secure, isolated environment.
-
B.
Secure Flight
Secure Flight is a U.S. government passenger prescreening program that compares airline traveler information against federal watch lists to enhance aviation security and reduce misidentifications.
-
C.
CRYPTO
CRYPTO is a premier international research conference focused on cryptology and information security, organized annually by the International Association for Cryptologic Research.
-
D.
Secure Information Exchange Network Application
The Secure Information Exchange Network Application (SIENA) is Europol’s secure communication platform used by law enforcement authorities across Europe to exchange sensitive criminal intelligence and operational information.
-
E.
Safety In Numbers
Safety In Numbers is a studio album by American progressive rock and jam band Umphrey's McGee, showcasing their intricate musicianship and genre-blending style.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
memory card format
ⓘ
non-volatile memory card ⓘ |
| abbreviation | SD ⓘ |
| backwardCompatibility |
SDHC and SDXC are backward compatible with SD host devices that support them
ⓘ
linked to:
SD memory cards
|
| capacityRange |
>2 GB to 32 GB for SDHC
ⓘ
>2 TB to 128 TB for SDUC (theoretical) ⓘ >32 GB to 2 TB for SDXC ⓘ up to 2 GB for SD ⓘ |
| competesWith |
CompactFlash
ⓘ
Memory Stick ⓘ
linked to:
Memory Stick (on older models)
xD-Picture Card ⓘ |
| derivedFrom | MultiMediaCard ⓘ |
| developedBy |
Panasonic
ⓘ
SanDisk ⓘ Toshiba ⓘ |
| fileSystem |
FAT12
ⓘ
FAT16 ⓘ FAT32 ⓘ exFAT ⓘ |
| governingBody | SD Association ⓘ |
| hasFormFactor |
microSD
ⓘ
miniSD ⓘ standard SD ⓘ |
| hasVariant |
SDHC
ⓘ
SDUC ⓘ SDXC ⓘ |
| hasWriteProtection | mechanical write-protect switch on full-size cards ⓘ |
| introducedInYear | 1999 ⓘ |
| logo | stylized "SD" mark ⓘ |
| marketUse | removable storage for consumer electronics ⓘ |
| physicalConnector | 9-pin edge connector ⓘ |
| powerSupplyVoltage | 3.3 V nominal ⓘ |
| standardizedBy | SD Association ⓘ |
| supportsBusInterface |
Default Speed
ⓘ
High Speed ⓘ SD Express ⓘ UHS-I ⓘ UHS-II ⓘ UHS-III ⓘ |
| supportsSecurityFeature |
Content Protection for Recordable Media
ⓘ
password protection (optional) ⓘ |
| usedInDeviceType |
digital camera
ⓘ
handheld game console ⓘ laptop computer ⓘ mirrorless camera ⓘ portable media player ⓘ single-lens reflex camera ⓘ smartphone ⓘ tablet computer ⓘ |
| usesInterfaceStandard | SDIO ⓘ |
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: Secure Digital Description of subject: Secure Digital is a widely used non-volatile memory card format for portable devices such as cameras, smartphones, and tablets.
Referenced by (19)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Memory Stick (on older models)
subject linked to:
SDA
linked to: Secure Digital
linked to: Secure Digital
linked to: Secure Digital
linked to: Secure Digital
linked to: Secure Digital