随着集成电路技术的飞速发展,其集成度和复杂度越来越高,导致芯片功耗问题日益严重。文章提出一套兼容片上网络(Net on Chip,NoC)总线的功耗管理总线,针对不同电源域进行低功耗管理,通过电源域开关协议将电源域状态同步到事务活动,且不...随着集成电路技术的飞速发展,其集成度和复杂度越来越高,导致芯片功耗问题日益严重。文章提出一套兼容片上网络(Net on Chip,NoC)总线的功耗管理总线,针对不同电源域进行低功耗管理,通过电源域开关协议将电源域状态同步到事务活动,且不影响系统其他部分的操作。实验结果表明,功耗管理总线具有低成本、协议简单、兼容性好、轻量级等优势。展开更多
The performance of optical interconnection has improved dramatically in recent years.Silicon-based optoelectronic heterogeneous integration is the key enabler to achieve high performance optical interconnection,which ...The performance of optical interconnection has improved dramatically in recent years.Silicon-based optoelectronic heterogeneous integration is the key enabler to achieve high performance optical interconnection,which not only provides the optical gain which is absent from native Si substrates and enables complete photonic functionalities on chip,but also improves the system performance through advanced heterogeneous integrated packaging.This paper reviews recent progress of silicon-based optoelectronic heterogeneous integration in high performance optical interconnection.The research status,development trend and application of ultra-low loss optical waveguides,high-speed detectors,high-speed modulators,lasers and 2D,2.5D,3D and monolithic integration are focused on.展开更多
文摘随着集成电路技术的飞速发展,其集成度和复杂度越来越高,导致芯片功耗问题日益严重。文章提出一套兼容片上网络(Net on Chip,NoC)总线的功耗管理总线,针对不同电源域进行低功耗管理,通过电源域开关协议将电源域状态同步到事务活动,且不影响系统其他部分的操作。实验结果表明,功耗管理总线具有低成本、协议简单、兼容性好、轻量级等优势。
基金Project supported in part by the National Key Research and Development Program of China(Grant No.2021YFB2206504)the National Natural Science Foundation of China(Grant No.62235017)the China Postdoctoral Science Foundation(Grant No.2021M703125).
文摘The performance of optical interconnection has improved dramatically in recent years.Silicon-based optoelectronic heterogeneous integration is the key enabler to achieve high performance optical interconnection,which not only provides the optical gain which is absent from native Si substrates and enables complete photonic functionalities on chip,but also improves the system performance through advanced heterogeneous integrated packaging.This paper reviews recent progress of silicon-based optoelectronic heterogeneous integration in high performance optical interconnection.The research status,development trend and application of ultra-low loss optical waveguides,high-speed detectors,high-speed modulators,lasers and 2D,2.5D,3D and monolithic integration are focused on.