Pressure sensor including switchable sensor elements
US8127619B2 · kind B2 · utility
10Cited by
4References
21Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 2, 2011 |
| Grant date | Mar 6, 2012 |
| Priority date | — |
| Expiry date | Mar 2, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01D2218/10
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A semiconductor device includes a first sensor element in a first branch of a Wheatstone bridge and a second sensor element in a second branch of the Wheatstone bridge. The semiconductor device includes a first reference element in the first branch and a second reference element in the second branch. The semiconductor device includes a circuit configured to switch the first sensor element to the second branch and the second sensor element to the first branch.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.