Posts about DWDM

Is Direct Detect Technology the Answer for Cost-Effective Metro DCI?

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Posted by Jörg-Peter Elbers on April 03, 2017
Tags • 100G • 200G • 400G • Arista • Coherent Transport • Data Center Interconnect • DCI • Direct Detect • DWDM • Inphi • Metro Core Transport • Microsoft • OFC • Open Line System OLS • Silicon Photonics • SmartAmp • Spectral Efficiency • Tbit
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With more than 14,500 attendees, last week’s OFC is the biggest event on optical communications worldwide. The massive capacity needs of internet content providers (ICPs) stirred hot debates at the conference and on the show floor. In his plenary talk, Urs Hölzle highlighted that Google’s data center bandwidth is roughly doubling every year, posing serious scaling challenges to the network infrastructure ...
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Is Fronthaul the Future of Mobile Backhaul Networks?

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Posted by Ulrich Kohn on June 28, 2013
Tags • 4G • Carrier Ethernet • DWDM • Fronthaul • GSM • IP • LTE • Mobile Backhaul • Synchronization • WiMAX
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Since the early ‘70s, the role of public mobile communication has changed from voice applications for privileged individuals in business and administrations to a ubiquitous service with significant relevance in everybody’s social and business life. Such a major transition was made possible by a sequence of innovations and the introduction of new technologies as specified by the 2G, 3G, LTE and LTE-Advanced releases.
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WDM-PON Standards: Playing the Long Game

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Posted by Pauline Rigby on March 21, 2012
Tags • Deutsche Telekom • DWDM • FSAN • FTTH Conference 2012 • Full Service Access Network • International Telecommunications Union • ITU • Jorge Bonifácio • Klaus Grobe • NG-PON2 • PON • Portugal Telecom • WDM-PON • WDM-PON Forum Workshop • XG-PON
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WDM-PON might not get standardised before 2020. That possibility was raised at the 3rd WDM-PON Forum Workshop, which took place last month in Munich, Germany, alongside the FTTH Conference 2012.
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