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Spectral efficiency matters
27 June 2022
Gemma Church evaluates why spectral efficiency is an important but often overlooked performance criterion
Coherent Optics
Open XR Forum addresses coherent pluggables at ECOC
14 September 2022
Member representatives from global network operators and network solutions providers addressed innovations in coherent pluggables, including network use cases for XR optics from BT, TIM and Telefónica.
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Ice6 for submarine networks
9 September 2022
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This application note advises on how to maximise performance on any submarine cable
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Open XR Forum publishes pluggable coherent spec
4 July 2022
The Open XR Forum has published its first approved specification for enhanced network management of pluggable coherent optical technology.
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Maximizing spectral efficiency with optical engine and line system innovations
30 June 2022
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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.
II-VI reveals ultra-low power DSP for 100Gb/s coherent transmission
7 June 2022
II‐VI Incorporated has completed the tape-out of its Steelerton digital signal processor (DSP) for 100Gb/s coherent transmission in optical access and aggregation networks.
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TIM, Nokia successfully demo 600G transmission over 1008km
5 May 2022
Nokia has completed a network trial with Telecom Italia (TIM), demonstrating 600G transmission over a 1008km live link in the latter’s terrestrial backbone network in Italy.
On trend
3 May 2022
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
17 March 2022
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
7 March 2022
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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Events
Latest issue
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A look at some of the challenges faced by submarine network operators, and the ways in which they can maximise performance, whatever their cable system
A look at the market for access equipment and some of the products and solutions available
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Abigail Williams offers a market update on fibre network deployments in the Middle East And North Africa (MENA) region
Zeusconnects Lowestoft in the UK to Zandvoort in the Netherlands (credit: Zayo)
Can subsea cables cope with a world in flux? Alice Jensen finds out
Richard Thorpe, chief delivery officer at CityFibre
Richard Thorpe advises how a partnership approach can ease the procurement process for altnets.
According to Liam Taylor, the answer lies in the detail
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Railway networks not only make for great people and freight transport networks, they also make for great optical transport networks. Jonathan Homa explains what the railway industry needs to consider when building out optical transport links.
