Publication | Open Access
Single channel 112Gbit/sec PAM4 at 56Gbaud with digital signal processing for data centers applications
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2015
Year
Free-space Optical NetworkData Centers ApplicationsMature 25GEngineeringEffective Analog BandwidthSingle Channel 112Gbit/secComputer EngineeringPassive Optical NetworkData CentersOptical Wireless CommunicationOptical CommunicationOptical NetworkingAnalog-to-digital Converter
112Gbit/sec DSP-based single channel transmission of PAM4 at 56Gbaud over 15GHz of effective analog bandwidth is experimentally demonstrated. The DSP enables use of mature 25G optoelectronics for 2-10km datacenter intra-connections, and 8Tbit/sec over 80km interconnections between data centers.