采用高密度电插拔接口的超紧凑型VCSEL收发器用于AI_ML互连.pdf

1、All Rights Reserved,Copyright Furukawa Electric 20252025 OCP EMEA SummitUltra-Compact VCSEL-Based Transceivers Employing High-Density Electrical Pluggable Interface for AI/ML InterconnectsHideyuki NasuFurukawa Electric Co.,Ltd.ProjectNICT B5Gcommissioned researchAll Rights Reserved,Copyright Furukaw

2、a Electric 20252025 OCP EMEA SummitContentsBackgroundNICT B5G BRIGHTEN ProjectStructures of VCSEL-based transceiversElectrical pluggable interface50-Gbaud x 16-channel testing stationOptical Link performance 53-Gbaud x 8-channel 850-nm MM VCSEL-based transceiversCPO daughter boardNetwork switch serv

3、erSummary2All Rights Reserved,Copyright Furukawa Electric 20252025 OCP EMEA SummitBackgroundAdaption of Co-Packaged Optics(CPO)to AI/ML applications3Front panel connectionCo-packaged optics(CPO)Limiting the number of pluggable optical transceiver:Limited bandwidthLong transmission lines require DSPs

4、:High power consumptionCompact optical transceivers are mounted surrounding ASIC or XPUs on a substrate:Expanding bandwidthShort transmission lines do not need CDRs:Low power consumptionAll Rights Reserved,Copyright Furukawa Electric 20252025 OCP EMEA SummitNICT B5G BRIGHTEN Project44Supporting a wi

5、de variety of servicesd.Demonstration experiment utilizing edge computingEdge applicationEffective usage of radio wavesOptical communication between edgesMCFMCFVerification of edge performancea.Ultra-compact CPO transceiver c.Ultra-wideband switch serverPizza BoxMulti ASICsb.High-density Photo.-Elec

6、tro.interfaceRack-to-rackChip-to-chipPluggablesCPOR&D item 1:Innovative hardware technologiesR&D item 2:High-performance edge cloud computing platformsa.Ultra-low latency switching technologyUltra-high-speed processingEnabling cut-through modeb.Resource disaggregated computingEfficient usage of reso