Communication and Measurement Instruments

Coherent Terabit Test & Measurement Instruments for Multi-Band

High-Performance Equipment for Ultra-Fast Optical Communication

Fraunhofer HHI offers test and measurement instruments for Tbit/s coherent communication systems across the O-, S-, C-, L-, and U-Bands. Ideal for generating, transmitting, and coherently detecting high-speed dual-polarization m-PAM and m-QAM signals, these high-performance instruments support the research and development of the next generation of optical fiber-based communication.

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Quantum Key Distribution System for High-Security Data Protection

Future-Proof Protection Against Quantum Computer Threats

Fraunhofer HHI's Quantum Key Distribution (QKD) system provides long-term secure protection for sensitive data and communication applications. The powerful system seamlessly integrates into modern telecommunications infrastructures and uses both fiber optic and free-space transmissions to distribute cryptographic keys quickly and securely.

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Time to digital converter with sub nanosecond resolution

A versatile measurement device for digitizing events in time domain with a resolution down to 0.1 nanoseconds.

Fraunhofer HHI’s Timetagger is a versatile measurement device with multiple input channels allowing digitizing the time of events with a resolution of 100 ps. Switching threshold and hysteresis could be set for any input channel. The digitized events could be read by a network interface.

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Modular Multi Source for Precise Power Supply

Versatile, Configurable Solutions for Research and Development

Fraunhofer HHI's Modular Multi Source power supply consolidates multiple sources and offers individual configuration options to make labs more efficient and organized. With up to 12 channels per slot and various modules such as current sources, voltage sources, laser drivers, and TEC controllers, it ensures precise power control and is ideal for adaptable development labs.

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LiFi - Light-based data transmission

For indoor, outdoor, industrial and vehicle applications

LiFi provides reliable wireless communication up to 1 Gbit/s, perfect for industrial and medical environments, conference rooms, fixed wireless access, and vehicle-to-vehicle communication. It is resistant to electromagnetic interference, ensuring secure data transmission without disrupting existing networks.

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High-Speed DAC with Cascaded Multiplexing

Flexible Solution for High-Speed Analog Signal Generation

This prototype utilizes cascaded analog multiplexing to significantly increase the sampling rate and bandwidth of DACs. With FPGA-controlled inputs and real-time processing, it provides a cost-effective platform for signal generation, perfect for online measurements and high-speed system prototyping.

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