New Magneto-Optic Head with a Built-in Generator for a Bias Magnetic Field

Hiromichi Kobori; Teruo Murakami; Masafumi Mori

doi:10.1364/ODS.1987.FC3

Topical Meeting on Optical Data Storage
Technical Digest Series (Optica Publishing Group, 1987),
paper FC3
•https://doi.org/10.1364/ODS.1987.FC3

New Magneto-Optic Head with a Built-in Generator for a Bias Magnetic Field

Hiromichi Kobori, Teruo Murakami, and Masafumi Mori

Optical Data Storage 1987

Stateline, Nevada United States
11–13 March 1987
ISBN:

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H. Kobori, T. Murakami, and M. Mori, "New Magneto-Optic Head with a Built-in Generator for a Bias Magnetic Field," in Topical Meeting on Optical Data Storage, Technical Digest Series (Optica Publishing Group, 1987), paper FC3.

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Abstract

The necessity for an excess permanent magnet or electromagnet is a major drawback for a magneto-optic (MO) erasable disc memory from the cost, size and access speed viewpoints. However, generating an appropriate bias magnetic field is essential, related to the recording principle.

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