Magneto-optic reading and recording head using external resonato

Details Magneto-optic reading and recording head using external resonato Magneto-optic reading and recording head using external resonato

1990-08-17

1993-08-10

Psitos, Aristotelis

Dynamic information storage or retrieval

Specific detail of information handling portion of system

Radiation beam modification of or by storage medium

369112, 369116, 369 13, G11B 700

Patent

active

052355888

ABSTRACT:
A magneto-optic disc recording and reading head having an orthogonal two mode oscillation type of external resonator having a semiconductor laser, including a device for differentiating the directions of propagation of two modes of light from one another to prevent the two modes of light from being united in the laser.

REFERENCES:
patent: 5045868 (1991-09-01), Tajima
"Integrated and Guided-Wave Optics 1988 Technical Digest Series, vol. 5" Optical Society of America, Mar. 28-30, 1988.
"Japanese Journal of Applied Physics vol. 28 (1989) Supplement 28-3", Dec. 25, 1989.
"Extended Abstracts (The 50th Autumn Meeting, 1989); The Japan Society of Applied Physics No. 3" Sep. 27, 1989.
"Detection of Magneto-Optic Signals Using a Ring Cavity Laser Diode", Sep. 26-28, 1989.

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