Rf-powered systems using steep-slope devices
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TLDR
This paper focuses on how steep-slope devices can enhance efficiencies of harvesting ambient RF energy and improve power efficiency of analog and digital computational blocks.Abstract:
Steep-slope tunnel devices promise new opportunities in ultra-low-power computing. This paper focuses on how steep-slope devices can enhance efficiencies of harvesting ambient RF energy and improve power efficiency of analog and digital computational blocks.read more
Citations
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Journal ArticleDOI
Nonvolatile Processor Architecture Exploration for Energy-Harvesting Applications
Kaisheng Ma,Xueqing Li,Shuangchen Li,Yongpan Liu,Jack Sampson,Yuan Xie,Vijaykrishnan Narayanan +6 more
TL;DR: Insight is provided into the design of nonvolatile processors (NVPs) for batteryless applications in the Internet of Things, in which ambient energy-harvesting techniques provide the power.
Proceedings ArticleDOI
Incidental computing on IoT nonvolatile processors
Kaisheng Ma,Xueqing Li,Jinyang Li,Yongpan Liu,Yuan Xie,Jack Sampson,Mahmut Kandemir,Vijaykrishnan Narayanan +7 more
TL;DR: This work proposes a variety of incidental approximation approaches suited to NVPs, with a focus on approximate backup and restore, and approximate recomputation in the face of power interruptions, and shows that these incidental techniques provide an average of 4.2X more forward progress than precise NVP execution.
Journal ArticleDOI
Advancing Nonvolatile Computing With Nonvolatile NCFET Latches and Flip-Flops
Xueqing Li,Sumitha George,Kaisheng Ma,Wei-Yu Tsai,Ahmedullah Aziz,Jack Sampson,Sumeet Kumar Gupta,Meng-Fan Chang,Yongpan Liu,Suman Datta,Vijaykrishnan Narayanan +10 more
TL;DR: This paper proposes an approach to fundamentally advancing the nonvolatile computing paradigm by intrinsicallynonvolatile area-efficient latches and flip–flops designs using negative capacitance FET.
Journal ArticleDOI
Design of Nonvolatile SRAM with Ferroelectric FETs for Energy-Efficient Backup and Restore
Xueqing Li,Kaisheng Ma,Sumitha George,Win-San Khwa,Jack Sampson,Sumeet Kumar Gupta,Yongpan Liu,Meng-Fan Chang,Suman Datta,Vijaykrishnan Narayanan +9 more
TL;DR: In this paper, the authors proposed an nvSRAM based on ferroelectric FETs (FeFETs) that are capable of fully avoiding such static current, achieving sub-fJ/cell total energy per backup and restore operation at the 10nm node.
Journal ArticleDOI
Nonvolatile Processor Architectures: Efficient, Reliable Progress with Unstable Power
Kaisheng Ma,Xueqing Li,Karthik Swaminathan,Yang Zheng,Shuangchen Li,Yongpan Liu,Yuan Xie,Jack Sampson,Vijaykrishnan Narayanan +8 more
TL;DR: This article explores the design space for an NVP across different architectures, input power sources, and policies for maximizing forward progress in a framework calibrated using measured results from a fabricated NVP and proposes a heterogeneous microarchitecture solution that more efficiently capitalizes on ephemeral power surpluses.
References
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TL;DR: In this paper, a simple transmission formula for a radio circuit is derived, and the utility of the formula is emphasized and its limitations are discussed, as well as its utility and limitations.
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A 1-V 450-nW Fully Integrated Programmable Biomedical Sensor Interface Chip
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A 3- $\mu\hbox{W}$ CMOS Glucose Sensor for Wireless Contact-Lens Tear Glucose Monitoring
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