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HFR has created

  • the first MEF-certified product in Korea (2014)
  • the world first 500/1000Base-T compatible solution (2013)
  • the world first CPRI/OBSAI over WDM solution (2011)
  • the first DWDM (ROADM) deployment in Korea (2008)
  • ultra low loss WDM filters (2003)
  • and more

HFR has accounted for the highest numbers in WDM patents in Korea

Graph

(Patents : 60)

News Release
Category # of Patents Details
WDM Device &
Transmission Technology
37 How to Share the Optic
Links for Cloud-based Networks, etc.
Optical Switching Technology 8 Reconfigurable Optic Splitters, etc.
Radio Signal Processing 15 Optimizing the Load Balancing
of Base Stations, etc.
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