Transduction unit of non-contact human sleep physiological parameter detection sensor
US12359985B2 · kind B2 · utility
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7Claims
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Key dates
| Filing date | Mar 2, 2021 |
| Grant date | Jul 15, 2025 |
| Priority date | — |
| Expiry date | Feb 26, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10N30/073
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A transduction unit of a non-contact human sleep physiological parameter detection sensor includes a circuit board, a piezoelectric film and conductive adhesives, wherein the piezoelectric film includes a film sheet and two electrodes, which are respectively arranged on two side faces of the film sheet; the piezoelectric film is attached to the circuit board; and the two electrodes of the piezoelectric film are respectively electrically connected to two exposed pad electrodes on the circuit board by means of the conductive adhesives.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.