Why is channel emulation important for aerospace, satellite, and defense communications?

Real-world communication environments are highly dynamic and difficult to reproduce through field testing alone. Channel emulation enables engineers to recreate effects such as Doppler shifts, propagation delays, fading, and interference in the lab, helping validate performance and reliability before deployment.

What types of communication systems can be tested?

Keysight solutions support a wide range of applications, including satellite communications, 5G NTN, airborne communications, tactical networks, telemetry, and other mission-critical wireless systems that operate in high-mobility or long-distance environments.

How does channel emulation support 5G NTN satellite testing?

Keysight channel emulation solutions implement the full 3GPP NR-NTN standard, with ready-made channel models covering LEO, MEO, and GEO orbits. Both static and dynamic orbit configurations are supported, enabling engineers to validate device and system compliance with the standard, from initial protocol verification through to full performance testing.

How do channel emulation solutions reduce testing costs and risk?

By bringing realistic operational conditions into a controlled laboratory environment, channel emulation reduces reliance on costly, time-consuming, and difficult-to-repeat field trials. Engineers can identify issues earlier, accelerate development cycles, and gain greater confidence in system readiness before deployment.

What real-world channel effects can be modeled?

Keysight channel emulation solutions can model a wide range of propagation effects, including high Doppler frequencies, long transmission delays, fading, interference, dynamic mobility, and rapidly changing network conditions. This enables realistic performance validation across demanding aerospace, satellite, and defense scenarios.

How do these solutions help ensure mission readiness?

By enabling realistic, repeatable, and scalable testing, Keysight solutions help engineers verify performance, interoperability, and resilience under expected operational conditions. This ensures communication systems are prepared for deployment in environments where reliable connectivity is critical to mission success.

Aerospace, Satellite and Defense Solutions

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Aerospace, Satellite and Defense Solutions

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Validate Resilient Comms in Dynamic Operational Environments

Keysight channel emulation solutions enable realistic, repeatable testing of aerospace, satellite, and defense communications. By accurately recreating real-world propagation effects - including mobility, Doppler shifts, long delays, fading, interference, and dynamic network conditions - in a controlled laboratory environment, engineers can evaluate system performance, interoperability, and resilience before deployment.

The solutions accelerate development, reduce the cost and complexity of field testing, and provide greater confidence that mission-critical communications will perform reliably across high-velocity, long-distance, and operationally demanding environments.

Combined with Channel Studio software, Keysight’s channel emulation solutions enable the creation of realistic digital representations of operational radio environments. Engineers can model and emulate satellite links, airborne platforms, and tactical communication scenarios, helping ensure reliable system performance across the complex conditions encountered in aerospace, defense, and non-terrestrial network applications.

High-Dynamic Mobility

Recreate fast-moving airborne, satellite, and tactical network scenarios with realistic Doppler effects and rapidly changing channel conditions.

Mission-Ready Validation

Verify communication reliability and performance before deployment in environments where failure is not an option.

Realistic Propagation

Model complex radio environments, including mobility, fading, delay, interference, and multi-path effects with high accuracy.

Repeatable Lab Testing

Replace costly field trials with controlled, repeatable test conditions that accelerate development and simplify troubleshooting.

Technology

5G NTN, SATCOM, MANET / Mesh, D2D, C-V2X
Workflow stage

Development and interoperability
Test types

Satellite and aerospace channel emulation testing, MANET / mesh channel emulation testing