Integrated thin film magnetic head

Details Integrated thin film magnetic head Integrated thin film magnetic head

1994-11-01

1996-07-09

Levy, Stuart S.

Dynamic magnetic information storage or retrieval

Head

Core

360113, 360121, G11B 529, G11B 5127, G11B 5147

Patent

active

055350798

ABSTRACT:
In an integrated thin film magnetic head, a write pole or inductive head I.sub.h includes first and second magnetic cores magnetically coupled to form a magnetic circuit and a coil formed between the first and second magnetic cores. An MR element read pole or MR head MR.sub.h includes first and second yokes, an MR element and a bias conductor for applying a biasing magnetic field on the MR device, and the first magnetic core or the second magnetic core constitutes the second yoke.

REFERENCES:
patent: 3908194 (1975-09-01), Romankiw
patent: 4489357 (1984-12-01), Van Oijen
patent: 4599668 (1986-07-01), Griffith
patent: 4789910 (1988-12-01), Otsuka et al.
patent: 4907113 (1990-03-01), Mallary
patent: 5095397 (1992-03-01), Nagata et al.
patent: 5155644 (1992-10-01), Kira et al.et al.
patent: 5164869 (1992-11-01), Fontana, Jr. et al.
patent: 5168409 (1992-12-01), Koyama et al.
patent: 5200056 (1993-04-01), Cohen et al.

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