Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
March 23, 2010
Patent Application Number
12345756
Date Filed
December 30, 2008
Patent Primary Examiner
Patent abstract
The thin film magnetic sensor comprising a GMR film having a Giant Magneto-Resistance effect; and thin film yokes formed of a soft magnetic material connected electrically to both ends of the GMR film;wherein the thin film yoke has a high sensitivity portion with a demagnetizing factor of NL in a magnetic sensitive direction, and a low sensitivity portion with a demagnetizing factor of NH(>NL) in the magnetic sensitive direction, the low sensitivity portion being connected electrically in series with the high sensitivity portion.
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