Patent · US Expired

Miniature magnetic field sensor

US7180146B2 · kind B2 · utility

2Cited by
1References
16Claims
0Family size

Inventors

Key dates

Filing dateAug 23, 2005
Grant dateFeb 20, 2007
Priority date
Expiry dateAug 23, 2025

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01R33/05
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A miniature magnetic field sensor including a magnetic core which co-operates with at least one excitation coil and a detection coil. In the magnetic field sensor, the core is open and includes at least one bar having tapered ends. A method of fabricating the sensor is provided using microtechnology techniques.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.