Zero-power detecting sensor of chemical substance and sensing method
US11953444B2 · kind B2 · utility
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5Claims
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Key dates
| Filing date | Mar 11, 2019 |
| Grant date | Apr 9, 2024 |
| Priority date | — |
| Expiry date | Feb 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.