A 23μw Solar-Powered Keyword-Spotting ASIC with Ring-Oscillator-Based Time-Domain Feature Extraction
2022 IEEE International Solid- State Circuits Conference (ISSCC)（2022）
关键词
solar-powered Keyword-Spotting ASIC,low supply voltage,voltage-domain implementations,keyword detection,analog FEx,serial Fast Fourier Transform-based KWS chip,power-hungry building block,feature extractor,KWS ICs,longer battery life,Keyword Spotting,Voice Activity Detection,wake-up functions,mobile devices,Internet-of-Things sensor nodes,Voice-controlled interfaces,ring-oscillator-based time-domain feature extraction,power 23.0 muW,power 510.0 nW,time 64.0 ms,time 10 ms to 100 ms,power 0.2 muW to 1 muW
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