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Latest Posts

Data Center in Norway

Future Data Center in Norway Above the Arctic Circle!

15 October 2017 Bertrand Clesca Data Centers

Cold climate, low humidity, and abundant supply of local hydropower will significantly cut power costs for this new data center in Norway.

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Maximizing Subsea Cable System Capacity: Recent Lab Demos and Field Trials (4/4)

21 September 2017 Bertrand Clesca Subsea Cable Systems, Technical Papers

Combining multiple advanced technologies, recent lab demos and field trials demonstrate impressive increase in subsea cable system capacity.

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Getting Closer to the Shannon Limit with Constellation Shaping (3/4)

4 August 2017 Bertrand Clesca Subsea Cable Systems, Technical Papers

Constellation shaping is a way to outperform conventional modulation schemes capacity wise and to operate subsea cable closer to the Shannon limit.

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What Are the Options for Increasing Subsea Cable System Capacity? (2/4)

23 July 2017 Bertrand Clesca Subsea Cable Systems, Technical Papers

Various multiplexing options are available for increasing subsea cable system capacity and lowering the cost per transported bit as well.

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Shannon Limit

Shannon Limit Sets the Upper Bar in Optical Networks (1/4)

9 July 2017 Bertrand Clesca Subsea Cable Systems, Technical Papers

In a theory developed in the 40s, the Shannon limit provided a fundamental law that still governs the maximal capacity of modern coherent optical networks.

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Equinix Data Center Model

Equinix Data Centers Terminating Eastern Light’s Subsea Cable

18 May 2017 Bertrand Clesca Data Centers, Subsea Cable Systems

The termination of Eastern Light’s Sweden-Finland subsea cable system in Equinix data centers is a further illustration of Equinix model with subsea cables.

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Abandoned Mine Turned into an Ultra Power-Efficient Data Center in Norway

13 May 2017 Bertrand Clesca Data Centers

Lefdal Mine Datacenter reuses an old mine to build a new data center in Norway with exceptional power and water consumption performances.

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Optical Infrastructure Sharing

The How’s and Why’s of Optical Infrastructure Sharing

20 April 2017 Bertrand Clesca General

Optical infrastructure sharing is an efficient way to enable the building of new optical network infrastructure, in emerging countries especially.

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Fiber Loss

How Low Can Fiber Loss Go?

17 April 2017 Bertrand Clesca Optical Networking

Predicting the future is not easy, and this is especially true for the absolute minimum fiber loss that could be achieved within the next years.

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When the Cloud Funds Subsea Cable Systems – Update

When the Cloud Funds Subsea Cable Systems – Update

8 April 2017 Bertrand Clesca Subsea Cable Systems

This updated post lists, for all the relevant subsea cable systems, the ICPs/OTTs who are customers, investors or owners of these systems.

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Recent Posts

  • When the Cloud Funds Subsea Cable Systems – Update
  • Closing the Gap with the Shannon Limit!
  • When the Cloud Funds Subsea Cable Systems – Update
  • Undersea Data Center: Second Test by Microsoft!
  • Single-Wavelength 400G Transmission Over 6,000 km

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