Innovating coherent communication systems towards Tb/s per-channel capacity requires sophisticated know-how on component, system and network level. Precise characterization, careful optimization and accurate performance evaluation in a system laboratory with cutting edge equipment saves time and cost when working with a partner taht has rich experience and dedication to excellence.

Fraunhofer HHI provides test & measurement services for high-speed coherent communication systems with experienced staff in a world-class system lab environment. 


  • ISO 9001 certified
  • Optical transmission loop testbeds (C+L band)
  • High-performance equipment for digital/analog > 60 GBd QAM signal generation and reception
  • Different fiber types (terrestrual, submarine, multi-mode/core)
  • On-chip measurements (RF and optical coupling)
  • Lab-proven digital signal processing
  • Rich experience in component characterization


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