Digital-display control apparatus for garbage can with adjustable sensing distance
US11915631B2 · kind B2 · utility
1Cited by
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19Claims
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Key dates
| Filing date | Aug 24, 2018 |
| Grant date | Feb 27, 2024 |
| Priority date | — |
| Expiry date | Aug 24, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2354/00
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A digital-display control apparatus of a garbage can with adjustable sensing distance includes an emitter, a receiver, amplifier, an analog to digital converter, an analog to digital conversion result register connected to the receiver via the amplifier and the analog to digital convertor, a comparison unit, a sensing distance adjustable register, a microcomputer control unit, a drive circuit, and a digital displayer and keys, which is capable of selecting the sensing distance by directly pressing keys or choose the predetermined sensing distance.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.