Magnetoresistive head

Details Magnetoresistive head Magnetoresistive head

1991-11-15

1993-05-18

Wolff, John H.

Dynamic magnetic information storage or retrieval

Head

Hall effect

29603, 1566591, G11B 533

Patent

active

052126099

ABSTRACT:
A magnetoresistive head is disclosed. It comprises a lower gap film, a magnetoresistive film, a bias film, an electrode, an upper gap film, and upper shield film provided in sequence on a substrate. A protective film is provided under the upper shield film to prevent the upper gap film and electrode from the undesirable etching during patterning the upper shield film.

REFERENCES:
patent: 4879619 (1989-11-01), Fontana, Jr. et al.
patent: 4940511 (1990-07-01), Fontana, Jr. et al.
patent: 5045961 (1991-09-01), Kobayashi et al.
patent: 5059278 (1991-10-01), Cohen et al.
patent: 5084957 (1992-02-01), Amin et al.
patent: 5141623 (1992-08-01), Cohen et al.
Digest of 13th Annual Conference on Magnetics in Japan, 1989, pp. 228.

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