DC25_SLIDES_Track06_Beyond200GChallengesTowards400GSystems_Radashkevich_V2.pdf

1、Information Classification:GeneralWelcome to ConferenceJanuary 2830,2025Santa Clara Convention Center1ExpoJanuary 2930,2025 Information Classification:GeneralBeyond 200G Challenges Towards 400G Systems:Investigating OIF and IEEE compliant Channel Design with COM-MLSE Equalization.Implementation,Meas

2、urement and Correlation.Ilia Radashkevich,AlteraAlex Manukovsky(Intel),Shaked Naim(Altera),Amir Laufer(Altera),Itamar Levin(Altera)2Information Classification:GeneralImageSPEAKERIlia Radashkevich SIPD Team Lead,AlteraIlia.RTeam Leader of the Signal and Power Integrity team at Altera Analog Mixed Sig

3、nal division,responsible for development,design,simulation and measurement of package and boards for validation of next generation Altera HSIOs IPs such as 112Gbps and 224Gbps and beyond.3Information Classification:GeneralContents4Introduction and Design ChallengesSerDes Considerations:Traditional E

4、qualization and MLSDThe Challenges of 200G E2E Channels DesignE2E Channels Simulation and Measurement CorrelationCase Study:200G Channel PerformanceChallenges Towards 400G SystemsConclusionsGenerated by Microsoft CopilotInformation Classification:General Typical 200G Link:Package,Socket,PCB,Connecto

5、rs,Cables.Unique challenges posed by each component.Importance of accurate analysis methods.Introduction and Design Challenges5These challenges become harder looking forward toward 400G links.Information Classification:General Inter symbol interference(ISI)is probably the major factor dominating the

6、 performance of any E2E link.ISI and Traditional Equalization TechniquesTraditional equalizations techniques:Feed-Forward Equalization(FFE)Decision Feedback Equalization(DFE)6MLSDData OutRecently stepped up to the Maximum Likelihood Sequence Detection(MLSD).Figure from(Sam Palermo,2023)cursorpost-cu