Coherent Optics

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Spectral efficiency matters

Gemma Church evaluates why spectral efficiency is an important but often overlooked performance criterion

Maximizing spectral efficiency with optical engine and line system innovations

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The three factors that determine spectral efficiency

For many fibre applications, spectral efficiency is a key performance criterion. This white paper focuses on why spectral efficiency matters, how the relationship between wavelength capacity-reach and spectral efficiency has changed, and the three key factors determining spectral efficiency.

On trend

Keely Portway reports on the popular Market Watch panel that took place at OFC 2022, focusing on the current state of the optical market

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Zayo Group completes 1,044km 800G optical wave

Zayo Group has successfully completed what is believed to be the world’s longest known terrestrial 800G optical wavelength in a commercial network, at 1,044.51km.

OFC 2022: tech launches and news

The Optical Fiber Communication (OFC) conference and exhibition took place from 6-10 March. Here is a roundup of just some of the technology and product announcements, demonstrations and industry news from the event.

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