ARINC 653 (via LynxOS-178 variant)

E739790

avionics RTOS avionics software standard real-time operating system real-time operating system interface standard

ARINC 653 (via LynxOS-178 variant) is an avionics software standard that defines time and space partitioning for safety-critical real-time operating systems used in aircraft.

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

All labels observed (3)

Label	Occurrences
ARINC 653	2
ARINC 653 (via LynxOS-178 variant) canonical	1
ARINC 653 APEX interface	1

How this entity was disambiguated

This entity first appeared as the object of triple T8521292 — 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: ARINC 653 (via LynxOS-178 variant)
Context triple: [LynxOS, supportsStandard, ARINC 653 (via LynxOS-178 variant)]

A. LynxOS
LynxOS is a real-time, POSIX-compliant operating system designed for embedded and mission-critical applications, particularly in aerospace, defense, and industrial systems.
B. ARINC 664
ARINC 664 is an aviation data network standard that defines Ethernet-based communication for aircraft systems, enabling reliable, deterministic, and interoperable avionics networking.
C. VxWorks
VxWorks is a real-time operating system (RTOS) widely used in embedded systems across industries such as aerospace, defense, telecommunications, and industrial automation.
D. Aegis operating system
Aegis was a distributed, real-time operating system created by Apollo Computer for its Domain series of workstations, notable for its network-centric design and advanced development environment in the 1980s.
E. Oberon operating system
The Oberon operating system is a minimalist, modular OS designed by Niklaus Wirth and Jürg Gutknecht to accompany the Oberon programming language and demonstrate principles of simplicity and efficiency in system design.
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: ARINC 653 (via LynxOS-178 variant)
Target entity description: ARINC 653 (via LynxOS-178 variant) is an avionics software standard that defines time and space partitioning for safety-critical real-time operating systems used in aircraft.

A. LynxOS
LynxOS is a real-time, POSIX-compliant operating system designed for embedded and mission-critical applications, particularly in aerospace, defense, and industrial systems.
B. ARINC 664
ARINC 664 is an aviation data network standard that defines Ethernet-based communication for aircraft systems, enabling reliable, deterministic, and interoperable avionics networking.
C. VxWorks
VxWorks is a real-time operating system (RTOS) widely used in embedded systems across industries such as aerospace, defense, telecommunications, and industrial automation.
D. Aegis operating system
Aegis was a distributed, real-time operating system created by Apollo Computer for its Domain series of workstations, notable for its network-centric design and advanced development environment in the 1980s.
E. Oberon operating system
The Oberon operating system is a minimalist, modular OS designed by Niklaus Wirth and Jürg Gutknecht to accompany the Oberon programming language and demonstrate principles of simplicity and efficiency in system design.
F. None of above. chosen

Statements (43)

Predicate	Object
instanceOf	avionics RTOS ⓘ avionics software standard ⓘ real-time operating system ⓘ real-time operating system interface standard ⓘ
appliesTo	integrated modular avionics ⓘ real-time operating systems ⓘ safety-critical systems ⓘ
architecture	partitioned microkernel architecture ⓘ
conformsTo	ARINC 653 APEX interface ⓘ linked to: ARINC 653 (via LynxOS-178 variant)
defines	space partitioning ⓘ time partitioning ⓘ
designedFor	DO-178B certification ⓘ DO-178C certification ⓘ linked to: DO-178C
developedBy	Lynx Software Technologies ⓘ linked to: Wind River Systems
domain	avionics ⓘ
goal	fault containment ⓘ robust partition isolation ⓘ safety certification support ⓘ
implements	ARINC 653 ⓘ linked to: ARINC 653 (via LynxOS-178 variant)
provides	deterministic real-time behavior ⓘ partitioned execution environment ⓘ
relatedTo	DO-178C ⓘ integrated modular avionics architectures ⓘ integrated modular avionics platforms ⓘ
specifies	APEX interface ⓘ health monitoring services ⓘ interpartition communication services ⓘ intrapartition communication services ⓘ partition management services ⓘ process management services ⓘ time management services ⓘ
standardizedBy	Aeronautical Radio Inc. ⓘ linked to: Aeronautical Radio, Incorporated
supports	application portability ⓘ mixed-criticality applications ⓘ partitioned operating environments ⓘ safety-critical multi-core and single-core processors ⓘ space partitioning ⓘ time partitioning ⓘ
targetDomain	commercial avionics ⓘ military avionics ⓘ
usedIn	airborne systems ⓘ aircraft ⓘ safety-critical avionics applications ⓘ