Optimize Aerospace & Defense Electronic Architectures with RTaW-Pegase®: Model-Based Design, Automated Configuration, and Timing-Accurate Simulation

Offer comprehensive support for major aerospace and defense technologies, including variant management, automated configuration based on requirements, timing-accurate simulation, worst-case performance analysis, and analysis of both simulated and real communication traces.
Providing complete support for Ethernet TSN timing and reliability QoS mechanisms, our ZeroConfig-TSNⒸ design assistant optimizes your TSN network for maximum efficiency.
Enable end-to-end configuration and verification with support for gateways, tasks, OS, and partitions on multi-core processors with the Software-Defined X module.
Deliver practical solutions for designing cost-optimized and future-proof E/E architectures using RTaW’s Generative Design technologies

Ethernet TSN / AFDX / TTE

• Modelling, Visualization and Variants Management

• Any physical layer including 10BASE-T1S

• Simulation: 802.1Q, CBS, TAS, Preemption, TCP, UDP, TFTP, AFDX, TTEthernet, CB, SOME/IP (TP), T1S (PLCA), AS-2020, ATS (Qcr), Qci, Qch (upon request)

• Worst-case analysis: 802.1Q, CBS, TAS, Preemption, UDP, AFDX, TTEthernet, CB, SOME/IP (TP), T1S (PLCA), AS-2020, ATS (Qcr), Qci, Qch (upon request)

• Automated configuration: (redundant) routing, 802.1Q (priorities), CBS (idle slopes), TAS (schedule), T1S (schedule), ATS, Preemption, combining QoS mechanisms

• YANG export: complete network description incl. traffic and configuration parameters, IEEE/IETF compliant models

• What-if analysis: scale load, migration from CAN (FD) to T1S

• Fault-injection: transmission errors, low-priority flooding

CAN / CAN FD / ARINC825

• Worst-case analysis & timing accurate simulation

• Gateways: CAN – CAN, CAN-Ethernet (Autosar Socket Adapter)

• Automated configuration: Allocation of IDs & offsets

• Traffic model: command & control, audio/video, diagnostics, segmentation, event-triggered, …

• What-if analysis: Migration to CAN FD & CAN 2.0B, scale load

TSN Generative Design

• Zero-Config TSN® (ZCT): Automated selection and configuration of TSN protocols

• Topology-Stress-Test® (TST): Cost-aware extensibility analysis

• Topology Optimizer® (TOP): Cost and weight-optimization of the communication architecture

Software-Defined X

• Standard RTOS and ARINC653

• Task scheduling: FPS, NPFPS, schedule tables

• Simulation & schedulability analysis

• End-to-end delays with Gantt charts: Sensor -> CPU -> network(s) -> CPU -> actuator

Trace-Inspector

• Switched Ethernet and Controller-Area Network

• Trace visualisation as Gantt chart with recognition of protocol messages

• Provide actual performance metrics as seen in the traces (e.g., loads, jitters)

• Identify departures from the specification in the traces (e.g., sizes, transmission patterns, unknown frames)

• Support of industry standard trace formats such as PCAP

Off-board communications

• Simulation & Analysis

• Frame & PDU routing

• Protocol agnostic

• 802.11p support

• Gatewaying to/from wired networks

ARINC429 (DITS)

• Worst-case analysis & simulation

• Gatewaying to/from Ethernet / AFDX

Featured Uses-Cases of RTaW-Pegase®

Since 2013, Airbus Helicopters has relied on Pegase for the design and verification of their CAN and Ethernet networks (see joint study – paper, slides).
Trusted by NASA and ArianeGroup , our verification module ensures correctness of Time-Triggered Ethernet transmission schedules.
Supporting TSN migration and technology selection at Dassault Aviation, Airbus, Airbus Defence and Space, and Thales.
Driving the design of next-generation space systems at Axiom Space and CNES.
Leading defense contractors – including Lockheed Martin, BAE Systems, SCI, Leonardo, and KNDS – rely on RTaW-Pegase or TSN.configurator in their workflows.

Experience and Expertise

RTaW Leverages 20 Years of Expertise in E/E Architecture Design

Built through cutting-edge ASD projects and continuous R&D works over the years.

Pegase is trusted by over 40 OEMs worldwide

Your Success is Our Priority

Leading aerospace OEMs like ArianeGroup, Airbus Helicopters, and NASA rely on Pegase – see the companies that trust us

Actionable Knowledge Base

Leverage a wealth of resources

Technical documents, manuals, examples, trainings, R&D papers, and the practical experience of our team constitute a body of knowledge that serves as a solid foundation for your projects.

Tackling the challenges of aerospace embedded architectures

Quality & Speed

Explore more design alternatives on models and greatly cut down prototyping time

Safe and sound networks and ECUs

Pegase’s proprietary algorithms deliver proven, optimized architectures and scheduling solutions

Cost-Optimized and Future-Proof

Extend system lifespan and eliminate hardware over-dimensioning

Testimonial

“RealTime-at-Work helped us to develop a temporal performance characterisation tool for the avionic systems used in the helicopters of the future. Within an ambitious scheduling and financial context, RealTime-at-Work delivered a finished product which met our expectations and is still evolving today.”

Cédric Mauclair, Network Architecture Expert, Airbus Helicopters

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