Image of the Few Mode Fiber Erbium Doped Amplifier, part of the MODE-GAP project - Global Banking & Finance Review
This image showcases the Few Mode Fiber Erbium Doped Amplifier (FM-EDFA), a breakthrough development by the MODE-GAP project, enhancing telecommunications capacity with innovative technology.
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A WORLD-FIRST COMMERCIAL SUCCESS FOR MODE-GAP PROJECT WITH THE LAUNCH OF NEW FEW MODE FIBER ERBIUM DOPED AMPLIFIER

Published by Gbaf News

Posted on December 12, 2014

2 min read
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MODE-GAP Project Overview and Objectives

MODE-GAP, the European collaborative R&D project investigating Space Division Multiplexing (SDM) to address the potential future capacity crunch within the telecommunications networks, has announced the launch of its latest product a Few Mode Fiber Erbium Doped Amplifier (FM-EDFA). The product, developed for the transmission experiments for the project, is the first of its kind to be commercially available on the market following four years focussed R&D activity.

Development and Manufacturing of FM-EDFA

Developed by the University of Southampton, the new FM-EDFA will be manufactured by Phoenix Photonics.  It is the first core pumped amplifier to be made readily available to researchers investigating Few Mode Fiber Mode-Division Multiplexing (MDM) transmission and is available with compatibility with the OFS designed 3- and 6-mode fibres.  Earlier this year the project demonstrated record long-haul reach using a Full-Mode Fiber (FMF) technology transmission link, which was enabled through the use of the Southampton FM-EDFA’s.

A World-First Commercial Success For Mode-Gap Project With The Launch Of New Few Mode Fiber Erbium Doped Amplifier

A World-First Commercial Success For Mode-Gap Project With The Launch Of New Few Mode Fiber Erbium Doped Amplifier

Steering the success of the collaboration, Project Manager Dr. Ian Giles, said: “We are very excited to offer the first commercially available FM-EDFA that has been a key component in achieving the excellent transmission results within the project. Developing the amplifier to an integrated instrument has been very challenging and we are pleased to be in a position to offer 3-mode and 6-mode versions with high performance specification.

Overcoming Commercialization Challenges in SDM

When the project was initiated in 2009 there were no components commercially available to build transmission experiments. The required components were researched and demonstrated within the project and several of these have now been commercialised.”

Commercial Products Resulting from MODE-GAP

The FM-EDFA is the latest in a range of products that are now commercially available as a result of the project, including, few mode fibre from OFS Fitel, photonic lanterns and fibre mode converters from Phoenix Photonics and 2micron lasers from Eblana Photonics.

The MODE-GAP project is supported within the European Commission’s 7th Framework Programme and has brought together leading European organisations to explore MDM as a potential telecommunications capacity enhancement solution.

Key Takeaways

  • MODE‑GAP project delivers world’s first commercially available few‑mode fiber EDFA after four years of R&D.
  • The FM‑EDFA developed by University of Southampton and manufactured by Phoenix Photonics supports 3‑ and 6‑mode fibers.
  • Compatible with OFS-designed few‑mode fibers, it offers over 20 dB modal gain and low differential modal gain (<4 dB) across C‑band.
  • This launch marks a significant step in advancing mode‑division multiplexing for future high‑capacity telecom networks.

References

Frequently Asked Questions

What is the FM‑EDFA?
A Few‑Mode Fiber Erbium‑Doped Amplifier, enabling amplification across spatial modes in few‑mode fibers for mode‑division multiplexing research.
Who developed and manufactures it?
Developed by University of Southampton’s Optoelectronics Research Centre and manufactured by Phoenix Photonics.
What mode configurations are supported?
Compatible with 3‑mode and 6‑mode fibers designed by OFS.
What are its performance specifications?
Offers over 20 dB small‑signal gain per mode, <4 dB differential modal gain, up to 17 dBm output power, and noise figure under 6 dB.

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