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Infrared Links Could Replace Wires in Data Centers

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A team of engineers is proposing to eliminate most of the wires in data centers and instead use infrared free-space optics for communications. An infrared laser beam is going into the receiver of the signaling system. Courtesy of Patrick Mansell, Penn State. The Free-space optical Inter-Rack nEtwork with high FLexibilitY — known as Firefly — architecture is a joint project of Penn State, Stony Brook University and Carnegie Mellon University. Firefly uses infrared lasers and receivers mounted on top of data center racks to transmit information. The laser modules are...Read full article

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