DC25_SLIDES_Track07_IBIS-AMI_ModelingSimulationDMTPrep448G_Rao.pdf

1、Welcome to ConferenceJanuary 2830,2025Santa Clara Convention Center1ExpoJanuary 2930,2025 IBIS-AMI Modeling and Simulation of DMT in Preparation for 448Gbps ApplicationsFangyi Rao,Keysight TechnologiesHongtao Zhang,Advanced Micro DevicesJinbiao Xu(AMD)Geoff Zhang(AMD)2SPEAKERSHongtao ZhangFellow,AMD

2、,Hongtao Zhang received his Ph.D.degree in Electrical and Computer Engineering from University of California,San Diego in 2006.He is currently an AMD fellow,working on SerDes architecture and circuit development.From 2013 to 2022,he was with the SerDes Technology Group at Xilinx.His past experiences

3、 include SerDes circuit design and architecture modeling at Oracle Corporation,and SerDes characterization at Texas Instruments.His current interests are SerDes architecture development and modeling,high speed mixed-signal circuit design and optimization,and system level modeling.Jinbiao Xu PMTS eng

4、ineer,AMD,Jinbiao Xu received his Ph.D.degree in Communication and Electronic System from Xidian University,China in 1997.He joined Agilent/Keysight in 2000 and worked on wireless design library in ADS and SystemVue as a Master System engineer.From 2018 to 2022,he was with the digital-front-end(DFE)

5、group and SerDes group at Xilinx.From 2022 to 2024,he worked with the automatic internet at Microchip.His current interests are SerDes architecture,wireless communication about OFDM,MIMO,digital pre-distortion.3IntroductionDMT Working BasicsAdvantages and fundamentals of DMTDMT CP length considerati

6、onsBit loading in DMTAMI Modeling and Simulation for DMTAMI modeling for DMT and implementation detailsSimulation ExamplesResults of 100 and 120 GS/sResults of uniform QAM modulationImpact of DAC and ADC resolutionsSummaryOutline4 Unlike PAM signaling,DMT divides the baseband channel into multiple s