Head switch sequence to protect magneto-resistive (MR) head

Details Head switch sequence to protect magneto-resistive (MR) head Head switch sequence to protect magneto-resistive (MR) head

1997-04-30

1999-11-30

Faber, Alan

Dynamic magnetic information storage or retrieval

General recording or reproducing

Signal switching

360 63, 360 64, 360 66, G11B 1512

Patent

active

059953110

ABSTRACT:
A switch device switchable as a first channel (200) to an inactive state and a dummy channel (201) to an active state the switching device switches the dummy channel to an inactive state while switching a second channel 300 to an active state.

REFERENCES:
patent: 4833559 (1989-05-01), Belk
patent: 4879610 (1989-11-01), Jove
patent: 5373402 (1994-12-01), Price
patent: 5426542 (1995-06-01), Smith

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