SESSION 25 - Invited_Innovations from Outside the (ISSCC's) Box.pdf

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1、ISSCC 2024SESSION 25Invited:Innovations from Outside the(ISSCCs)Box25.1 Short-Reach Silicon Photonic Interconnects with Quantum Dot Mode Locked Laser Comb Sources John E.Bowersjbowersucsb.eduAndy Netherton,Mario Dumont,Zach Nelson,Luke TheogarajanJ Castro,B Dong,M Dumont,K Feng,J Guo,R Koscica,M Li,

2、T Morin,J Peters,P Pintus,C Shang,T Steiner,University of California Santa Barbara,California,USAwww.optoelectronics.ece.ucsb.eduFunded by DARPA MTO(PIPES)and CUBICDavid Plant,McGill UniversityKerry Vahala,CaltechLin Chang Peking UniversityISSCC Feb.21,2024Outline Economic drivers:high volume applic

3、ations Laser integration platforms Comb generation:Mode locked lasers Nonlinear combs Impact of combs on high capacity interconnects 2 Tbps,12 Tbps and 58 Tbps demonstrations Narrow linewidth lasers from injection locking produces arrays of high power DFBs,which were used in 58 Tb/s transmission wit

4、h a significant reduction in DSP powerArray of narrow linewidth lasers integrated with SiN microresonator comb sources 2024 IEEE International Solid-State Circuits ConferenceHigh Volume Silicon Photonic Applications3LIDARBiosensors for glucose,oxygen,AR/VRDatacom/TelecomOptical GyroscopesOptical and

5、 Quantum Computing 2024 IEEE International Solid-State Circuits ConferenceTransformerELMoBERT LargeGPT-1RoBERTa LargeMegatronALBERT xxlMicrosoft T-NLGGPT-31101001,00010,000100,0001,000,00010,000,000100,000,0001,000,000,00010,000,000,000100,000,000,0001101001,00010,000100,0001,000,00010,000,000100,00

6、0,0001,000,000,00010,000,000,000100,000,000,0001,000,000,000,000201720182019202020212022202320242025202620272028POWER(KW)TOTAL TFLOPS TO TRAINYEARTransformer:750 x/2 yrsPower(KW)Current requirements(power)trajectory is un-sustainableWhitney Zhao and Dheevasta Mudigere,“Challenges and Opportunities i