Magneto-optical recording head comprising a step-down transforme

Details Magneto-optical recording head comprising a step-down transforme Magneto-optical recording head comprising a step-down transforme

Filed on

1992-11-05

Date issued

1994-04-26

Examiner

Pascal, Robert J.

Patent Class

Dynamic information storage or retrieval

SubClass

Storage or retrieval by simultaneous application of diverse...

SubSubClass

Magnetic field and light beam

Other Related Categories

360114, 360 59, 365122, G11B 1100

Type

Patent

Status

active

Patent number

053073290

Description

ABSTRACT:
An improved information-modulate magnetic field generating circuit for magneto-optical recording which uses a step-down transformer whose secondary winding has less turns than the primary winding, thus permitting substantial reduction of electric power for driving the magnetic head coil.

REFERENCES:
patent: 5229902 (1993-07-01), Zucker et al.

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