Device and method for controlling an optical recognition unit with the help of a capacitive filling level measurement in liquid containers
US11525727B2 · kind B2 · utility
0Cited by
4References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 9, 2019 |
| Grant date | Dec 13, 2022 |
| Priority date | — |
| Expiry date | Jul 16, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01F23/265
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A device for controlling an optical recognition unit with the help of a capacitive filling level measurement in liquid containers having a sensor with a measuring electrode, a conductive base plate suitable for arranging at least one liquid container or a carrier unit having at least one receptacle for receiving a liquid container, a sensor electronics unit that is connected to the measuring electrode and the base plate adapted to determine a capacitance between the measuring electrode and base plate, an evaluation unit, and a control unit for controlling the optical recognition unit, is disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.