Method of making an integrated magnetooptical read and write hea

Details Method of making an integrated magnetooptical read and write hea Method of making an integrated magnetooptical read and write hea

1992-05-06

1994-06-07

Hall, Carl E.

Metal working

Method of mechanical manufacture

Electrical device making

360114, 427131, 427132, G11B 542

Patent

active

053178009

ABSTRACT:
Pole (P) is offset crosswise (Dt) relative to optical output plane (36) . Magnetic field (H) is increased in a relative way opposite optical output (SO) and the ratio of the fields opposite pole (P) and opposite optical output (SO) is decreased.

REFERENCES:
Patent Abstracts of Japan, vol. 14, No. 405, (P-1000) (4348), Aug. 31, 1990, & JP-A-2-156450, Jun. 15, 1990, Y. Osato, "Magneto-Optical Recorder".
Patent Abstracts of Japan, vol. 12, No. 494, (P-805) (3341), Dec. 23, 1988, & JP-A-63-204532, Aug. 24, 1988, F. ITO, "Magneto-Optical Disk Device".
Patent Abstracts of japan, vol. 13, No. 452, (P-943) (3800), Oct. 12, 1989, & JP-A-1-173402, Jul. 10, 1989, T. Terasawa, "Exciting Element For Magneto-Optical Recording".

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