Capacitance temperature sensor and temperature measuring device
US7134785B2 · kind B2 · utility
7Cited by
9References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 26, 2005 |
| Grant date | Nov 14, 2006 |
| Priority date | — |
| Expiry date | Jun 10, 2025 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01K7/343
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A capacitance temperature sensor in which temperature is measured by detecting capacitance of a parallel plate condenser which comprises a dielectric material comprising strontium titanate single crystal in which (a) 30% by weight or less of oxygen-16 or (b) 30% by weight to 50% by weight of oxygen-16 is substituted with oxygen-18 isotope.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.