Patent · US Expired

Planar, core saturation principle, low flux magnetic field sensor

US5278500A · kind A · utility

15Cited by
6References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 16, 1992
Grant dateJan 11, 1994
Priority date
Expiry dateMar 16, 2012

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG07D7/04
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A device is disclosed for measuring low-flux magnetic fields with a sensor operating according to the core saturation principle. The sensor is provided with a ferromagnetic core, an excitation coil and a measuring coil. The measuring coil, the excitation coil and the ferromagnetic core are electrically insulated from one another, each being disposed in a single, separate, parallel layer on a support material.

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