Patent · US Active

Zero-power detecting sensor of chemical substance and sensing method

US11953444B2 · kind B2 · utility

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1References
5Claims
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Key dates

Filing dateMar 11, 2019
Grant dateApr 9, 2024
Priority date
Expiry dateFeb 25, 2042

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02A50/20
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Disclosed are a zero-power detecting sensor of a chemical substance and a sensing method. As light is irradiated to the detecting sensor including a graphene, a light absorbing layer, and an electrode stacked, the chemical substance is detected without power.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.