《物流外包:现状、挑战与未来.pdf》由会员分享,可在线阅读,更多相关《物流外包:现状、挑战与未来.pdf(38页珍藏版)》请在三个皮匠报告上搜索。
1、April,2025 2025 CAMBRIDGE INDUSTRIES GROUP-CONFIDENTIAL AND PROPRIETARY INFORMATION Xian Wuhan Berlin-Greifswald,GermanyNew York Penang,MalaysiaShenzhenHong KongOSFP DR8 800G LPO SiP MZM 2025 CAMBRIDGE INDUSTRIES GROUP-CONFIDENTIAL AND PROPRIETARY INFORMATION Santa Clara,California,USASagamihara,Tok
2、yo,Japan Shanghai,China 02|4/30/20253 segments,4 DSP/equalizers:ease of operation but consume more powerHost serdes DSP very powerful,no need for module DSP,leads to LPO 2025 CAMBRIDGE INDUSTRIES GROUP-CONFIDENTIAL AND PROPRIETARY INFORMATION 03|4/30/2025Optical ModuleDSPOptical ModuleDSPHost FIR/FF
3、EHost CTLE/FFEOptical ModuleLPOOptical ModuleLPO/CTLEHost FIR/FFEHost CTLE/FFECurrent Data Center Interconnect:Equalized for Each Segment 16W,80ns8W,1nsCTLE can be implemented in digital and analog domainLPO driver has analog CTLE or peaking 2025 CAMBRIDGE INDUSTRIES GROUP-CONFIDENTIAL AND PROPRIETA
4、RY INFORMATION 04|4/30/2025Equalizer:CTLE(Continuous Time Linear Equalization)by S.Palermo of Texas A&M Univ.FIR is the same as FFETX FIR pre-distorts transmitted pulse in order to invert channel distortion at the cost of attenuated signal(de-emphasis)2025 CAMBRIDGE INDUSTRIES GROUP-CONFIDENTIAL AND
5、 PROPRIETARY INFORMATION 05|4/30/2025Equalizer:FIR/FFE(Finite Impulse Response/Feed Forward Equalizer)by S.Palermo of Texas A&M Univ.2025 CAMBRIDGE INDUSTRIES GROUP-CONFIDENTIAL AND PROPRIETARY INFORMATION 06|4/30/2025Linear Optical TransmitterModule PCBConnectorHost PCBTx Host FIR/FFETP0TP2SMFLinea
6、r Optical ReceiverModule PCBConnectorHost PCBRx Host CTLE/FFETP3SMFTP5TP4 Transmitter Side:Receiver Side:12dB1.5dB2.5dB12dB1.5dB2.5dBHost FIR+Module CTLEModule CTLETIA outputTP1ALPO Test Bench Simulation:Tuning TX FIR with Module CTLE to Optimize TP1aRequire LPO driver to have CTLE and its settings