Safety-critical systems

Home
Safety critical

Safety-critical systems

The safety-critical environment relies on components engineered for high reliability, precise timing, and signal integrity. Applications span multiple industries, including avionics systems that ensure safe flight operations and critical communication networks.

These systems often incorporate advanced mapping, laser- and RF-based sensing, and command and control systems for missiles and drones. Every part is selected to enable fault-tolerant operation, allowing embedded systems to perform consistently in mission-critical scenarios.

Spacecraft Technology — **Mission Integrity**: High-reliability components engineered for spacecraft and advanced aerospace systems.

Common Safety-Critical Applications

Aerospace & Defense Electronics

Electronic systems in aerospace and defense are essential to the operation of spacecraft, missiles, and unmanned platforms. These systems include navigation and guidance electronics, radar modules, and embedded control devices. In industrial and defense settings, these must operate reliably under extreme environmental stress, including high G-shocks and thermal cycling.

Safety Critical Drone Technology — **Defense Readiness**: Robust navigation and guidance modules for unmanned aerial vehicles (UAVs) and defense platforms.

Robust System Design

Designing safety-critical electronics demands exceptional robustness and fault tolerance. Power and control electronics must maintain stable operation under transient loads and voltage spikes. Signal processing systems require deterministic, real-time performance for functions where delays could lead to catastrophic failure, such as in industrial automation safety barriers or autonomous vehicle control.

Why choose Telcona?

Qualification and testing are carried out according to the specific requirements of each application to ensure reliable operation under mission conditions. Depending on project needs, components are selected regarding frequency requirements, stress resistance, and stability.

Additional criteria include long-term reliability, drift, aging effects, and tolerance to extreme environmental conditions. This comprehensive approach ensures that every selected component delivers precise and resilient performance across the full range of operational conditions.

With extensive experience in the field, we are a reliable and approachable partner for your component needs. Whether you are in the design-in project phase or looking for a replacement part, our engineering-driven approach ensures your system meets the highest safety standards.

Design and evaluation of crystal and oscillator products tailored to meet relevant MIL performance requirements.
Implementation of environmental, mechanical, and reliability testing in line with applicable MIL standards.
Determination of full MIL qualification on a case-by-case basis, considering screening levels and customer requirements.
Technical support for the selection of LEDs based on electrical, thermal, and optical requirements specific to the application.

Core Components for Safety-critical applications

Timing & Frequency Control

Quartz crystals designed for reliable and stable performance across a wide operating temperature range from –40 °C to 200 °C. They support high-frequency operation, up to 1.3 GHz, with excellent signal integrity. TCXO reduces frequency drift through internal temperature compensation, VCXO and TC-VCXO provide stable operation with fine frequency control, while OCXO uses an integrated oven for maximum frequency stability. Frequent uses include radio signaling, VR night-vision systems, drone camera modules, and aerospace electronics.

Visual Indication

A wide selection of power LEDs, including EEL and VCSEL technologies with distinct beam and modulation characteristics. EELs provide high optical output with wide beam divergence for uniform illumination, while VCSELs offer narrow, well-controlled beams and fast modulation for precise optical emission. These are frequently applied in secure optical communication and specialized defense signaling systems.

Visual Input

Infrared (IR) LEDs are widely used in face recognition, surveillance cameras, and night vision systems, delivering stable IR illumination. Additionally, iToF and dToF sensor modules for distance sensing and object recognition are offered in integrated packages. Most frequent applications include biometric authentication, machine vision, and object detection for autonomous safety-critical drones.

This is where collaboration begins

Beyond supplying world-class components, Telcona AG acts as your strategic engineering partner. From standard industrial products to customized solutions, we work closely with you to support your design, production, and long-term supply needs.