Psion

E277043

British company technology company

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.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

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 ⓘ surface form: Motorola Solutions
acquisitionByMotorolaSolutionsDate	2012 ⓘ
coFounded	Symbian ⓘ surface form: Symbian Ltd
country	United Kingdom ⓘ
developed	EPOC ⓘ surface form: EPOC operating system SIBO operating system ⓘ
earlyProduct	business software ⓘ games software ⓘ software for Sinclair computers ⓘ
EPOCEvolvedInto	Symbian ⓘ surface form: Symbian OS
focusShiftedTo	rugged mobile computing ⓘ
foundedBy	David Potter ⓘ
headquartersLocation	London, England ⓘ surface form: London
inception	1980 ⓘ
industry	consumer electronics ⓘ mobile computing ⓘ
laterKnownFor	Psion self-linksurface differs ⓘ surface form: Psion Teklogix
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 self-linksurface differs ⓘ surface form: Psion Organizer Psion self-linksurface differs ⓘ surface form: Psion Organizer II Psion self-linksurface differs ⓘ surface form: Psion Revo Psion self-linksurface differs ⓘ surface form: Psion Series 3 Psion self-linksurface differs ⓘ surface form: Psion Series 3a Psion self-linksurface differs ⓘ surface form: Psion Series 3c Psion self-linksurface differs ⓘ surface form: Psion Series 3mx Psion self-linksurface differs ⓘ surface form: Psion Series 5 Psion self-linksurface differs ⓘ surface form: Psion Series 5mx Psion self-linksurface differs ⓘ surface form: Psion Series 7 Psion self-linksurface differs ⓘ surface form: Psion netBook
operatingSystemCreated	EPOC ⓘ SIBO ⓘ
PDAOSUsedOn	Psion self-linksurface differs ⓘ surface form: Psion Revo Psion self-linksurface differs ⓘ surface form: Psion Series 3 Psion self-linksurface differs ⓘ surface form: Psion Series 5 Psion self-linksurface differs ⓘ surface form: Psion netBook
productType	handheld computer ⓘ personal digital assistant ⓘ
status	defunct ⓘ
wasShareholderOf	Symbian ⓘ surface form: Symbian Ltd