Title:
MAGNETIC SIGNAL DETECTING CIRCUIT
Document Type and Number:
Japanese Patent JPS5269673
Kind Code:
A
Abstract:
PURPOSE: To accurately detect theweak magnetic signal from a test object by series-connecting two magnetoresistive elements and variable resistors to a constant voltage power supply under a constant magnetic bias and using the points of connection of the magnetoresistive elements as the input end of an amplifier circuit.
Inventors:
SUGIURA YOUJI
Application Number:
JP14672475A
Publication Date:
June 09, 1977
Filing Date:
December 08, 1975
Export Citation:
Assignee:
SANYO ELECTRIC CO
International Classes:
G01R33/09; G01R33/02; G11B5/39; (IPC1-7): G01R33/02; G11B5/30