Patent ID: 6296776
Filing Date: 2001-10-02
Classification: G11B,Y10T

Abstract:
A method of manufacturing a thin film magnetic head in which at least part of a thin film coil is provided within a recessed portion formed in a surface of a substrate comprising:a step of forming an insulating layer on said substrate;a step of forming selectively a mask having an opening defining the recessed portion on said insulating layer;a step of forming the recessed portion by etching the insulating layer and substrate with a reactive ion etching;a step of forming an element isolating insulating layer on an inner surface of the recessed portion as well as on a surface of said insulating layer surrounding the recessed portion; anda step of forming a writing thin film magnetic head on said element isolating insulating layer such that a part of the writing thin film magnetic head is provided within said recessed portion.