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Showing Posts From: All-Optical Networks

All-Optical Switches: Still Illusory?

Over 30 years ago, there began discussions in the industry about the development of an all-optical switch. Some of the comments sound familiar to those of today. In April, 1983, The Economist addressed them: “[Optical] transmission performance is degraded by inefficient switching via electronic devices at either end of a system.” Also, there was the…

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Ciena’s Last Chance to Fulfill Its Destiny

Ciena beat the overwhelming odds as a startup in the 1990s to become the most dominant optical system vendor in the global telecom space. However, while it used to be the case that incumbency with major service providers always in effect meant never having to say you were sorry because of the all-important operational advantages…

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Optical Hardware Innovation Permanently

At the OFC 2015 show next month, the Rump Session is entitled, “Is it ‘Game Over’ for Hardware?” The discussion will be about “[s]ome industry trends like SDN appear[ing] to make optics hardware engineering and innovation irrelevant and shift innovation into software-based network control [while] [o]ther industry trends like [s]ilicon [p]hotonics appear[ing] to create great new…

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