Magnet structure for back-biased sensors
US12270869B2 · kind B2 · utility
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4References
19Claims
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Key dates
| Filing date | Jan 21, 2022 |
| Grant date | Apr 8, 2025 |
| Priority date | — |
| Expiry date | Jan 27, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01R33/098
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
According to an embodiment, a magnetic field sensor includes: one or more magnetic field sensing elements; and a magnet structure to provide a bias magnetic field about the one or more magnetic field sensing elements, the magnet structure includes alternating magnetic layers and non-magnetic layers with at least three magnetic layers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.