G
PHYSICS
G01
MEASURING; TESTING
G01R
MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
G01R33/00
Arrangements or instruments for measuring magnetic variables
G01R33/02
Measuring direction or magnitude of magnetic fields or magnetic flux
G01R33/06
using galvano-magnetic devices
G01R33/09
Magnetoresistive devices
G01R33/098
comprising tunnel junctions, e.g. tunnel magnetoresistance sensors