Touch key structure and electrical appliance
US11385744B2 · kind B2 · utility
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14Claims
0Family size
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Key dates
| Filing date | Aug 31, 2018 |
| Grant date | Jul 12, 2022 |
| Priority date | — |
| Expiry date | Jan 15, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03K2217/960755
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A touch key structure includes a touch panel including a key area at a front side of the touch panel, a circuit board provided behind the touch panel and including a sensing electrode corresponding to the key area, and a conductive medium provided between the key area and the sensing electrode.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.