One thing to be clear on: smart rings and fitness trackers are not created equal. Smart rings definitely focus more on ...

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State Key Laboratory of Integrated Optoelectronics, College of Electronic Science and Engineering, Jilin University, Changchun 130012, P.R. China ...

Abstract: This paper describes the methods and results of resistance noise spectroscopy applied to SnO/sub 2/ nanoparticle thick-film sensors operated at temperatures of 200, 300, 400, and 500/spl deg ...

Abstract: Omni-directional rain sensor utilizing scattered light detection reflected ... between light source and photodiode to prevent direct propagation to photodiode. Water particle on windshield ...