Psion
E277043
Psion was a pioneering British technology company best known for creating early personal digital assistants (PDAs) and for originating the EPOC operating system that evolved into Symbian.
All labels observed (13)
| Label | Occurrences |
|---|---|
| Psion Series 5 | 3 |
| Psion netBook | 3 |
| Psion canonical | 2 |
| Psion Revo | 2 |
| Psion Series 3 | 2 |
| Psion Series 5mx | 2 |
| Psion Series 7 | 2 |
| Psion Organizer | 1 |
| Psion Organizer II | 1 |
| Psion Series 3a | 1 |
| Psion Series 3c | 1 |
| Psion Series 3mx | 1 |
| Psion Teklogix | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2556788 — 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: Psion Context triple: [Symbian, developer, Psion]
-
A.
Sceptre
Sceptre is a literary imprint known for publishing high-quality contemporary fiction and non-fiction, often with a focus on distinctive, award-winning voices.
-
B.
Handheld PC 2000
Handheld PC 2000 is a version of Microsoft's handheld computer operating system designed for keyboard-equipped palmtop devices, preceding the Windows Mobile platform.
-
C.
Ashton-Tate
Ashton-Tate was a prominent American software company best known for its dBASE database management system, which was a leading product in the personal computer software market during the 1980s.
-
D.
Acorn Computers
Acorn Computers was a pioneering British computer company best known for developing early personal computers and creating the ARM architecture that became foundational in modern computing devices.
-
E.
Osborne
Osborne is a surname of English origin borne by various notable individuals across history and contemporary culture.
- 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: Psion Target entity description: Psion was a pioneering British technology company best known for creating early personal digital assistants (PDAs) and for originating the EPOC operating system that evolved into Symbian.
-
A.
Sceptre
Sceptre is a literary imprint known for publishing high-quality contemporary fiction and non-fiction, often with a focus on distinctive, award-winning voices.
-
B.
Handheld PC 2000
Handheld PC 2000 is a version of Microsoft's handheld computer operating system designed for keyboard-equipped palmtop devices, preceding the Windows Mobile platform.
-
C.
Ashton-Tate
Ashton-Tate was a prominent American software company best known for its dBASE database management system, which was a leading product in the personal computer software market during the 1980s.
-
D.
Acorn Computers
Acorn Computers was a pioneering British computer company best known for developing early personal computers and creating the ARM architecture that became foundational in modern computing devices.
-
E.
Osborne
Osborne is a surname of English origin borne by various notable individuals across history and contemporary culture.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
British company
ⓘ
technology company ⓘ |
| acquiredBy |
Motorola Solutions
ⓘ
linked to:
Motorola
|
| acquisitionByMotorolaSolutionsDate | 2012 ⓘ |
| coFounded |
Symbian Ltd
ⓘ
linked to:
Symbian
|
| country | United Kingdom ⓘ |
| developed |
EPOC operating system
ⓘ
linked to:
EPOC
SIBO operating system ⓘ |
| earlyProduct |
business software
ⓘ
games software ⓘ software for Sinclair computers ⓘ |
| EPOCEvolvedInto |
Symbian OS
ⓘ
linked to:
Symbian
|
| focusShiftedTo | rugged mobile computing ⓘ |
| foundedBy | David Potter ⓘ |
| headquartersLocation |
London
ⓘ
linked to:
London, England
|
| inception | 1980 ⓘ |
| industry |
consumer electronics
ⓘ
mobile computing ⓘ |
| laterKnownFor |
Psion Teklogix
ⓘ
linked to:
Psion
|
| market | mobile professionals ⓘ |
| mergedWith | Teklogix ⓘ |
| notableFor |
clamshell PDA designs
ⓘ
creating early PDAs ⓘ originating the EPOC operating system ⓘ |
| notableHardwareFeature |
full-travel keyboard on PDAs
ⓘ
long battery life on PDAs ⓘ |
| notableProduct |
Psion Organizer
ⓘ
linked to:
Psion
Psion Organizer II ⓘ
linked to:
Psion
Psion Revo ⓘ
linked to:
Psion
Psion Series 3 ⓘ
linked to:
Psion
Psion Series 3a ⓘ
linked to:
Psion
Psion Series 3c ⓘ
linked to:
Psion
Psion Series 3mx ⓘ
linked to:
Psion
Psion Series 5 ⓘ
linked to:
Psion
Psion Series 5mx ⓘ
linked to:
Psion
Psion Series 7 ⓘ
linked to:
Psion
Psion netBook ⓘ
linked to:
Psion
|
| operatingSystemCreated |
EPOC
ⓘ
SIBO ⓘ |
| PDAOSUsedOn |
Psion Revo
ⓘ
linked to:
Psion
Psion Series 3 ⓘ
linked to:
Psion
Psion Series 5 ⓘ
linked to:
Psion
Psion netBook ⓘ
linked to:
Psion
|
| productType |
handheld computer
ⓘ
personal digital assistant ⓘ |
| status | defunct ⓘ |
| wasShareholderOf |
Symbian Ltd
ⓘ
linked to:
Symbian
|
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: Psion Description of subject: Psion was a pioneering British technology company best known for creating early personal digital assistants (PDAs) and for originating the EPOC operating system that evolved into Symbian.
Referenced by (22)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Psion
linked to: Psion
linked to: Psion
linked to: Psion
linked to: Psion
linked to: Psion
linked to: Psion
linked to: Psion
linked to: Psion
linked to: Psion
linked to: Psion
linked to: Psion
linked to: Psion
linked to: Psion
linked to: Psion
linked to: Psion