Optical magnetic recording and reproducing method and apparatus

Details Optical magnetic recording and reproducing method and apparatus Optical magnetic recording and reproducing method and apparatus

1987-01-06

1990-02-13

Stephan, Steven L.

Dynamic information storage or retrieval

Storage or retrieval by simultaneous application of diverse...

Magnetic field and light beam

360114, 350 67, G11B 1112, G11B 1304, G11B 1110

Patent

active

049012975

ABSTRACT:
An optical magnetic recording and reproducing apparatus and method including an optical beam scanner for scanning a recording medium with an optical beam and forming a track having a predetermined angle with respect to the traveling direction of the recording medium, a magnetic field applying arrangement for applying the magnetic field onto the recording medium, and optical beam generator for generating the optical beam.

REFERENCES:
patent: 3902048 (1975-08-01), Fleischer et al.
patent: 4318582 (1982-03-01), Minoura et al.
patent: 4403250 (1983-09-01), Kellar
patent: 4430675 (1984-02-01), Fujime
patent: 4472748 (1984-09-01), Kato et al.
patent: 4525828 (1985-06-01), Higashiyama et al.
patent: 4669070 (1987-05-01), Bell
patent: 4731659 (1988-03-01), Kani
Patent abstracts of Japan, vol. 7, No. 266 (p. 239) [1411], Nov. 26, 1983, JP/58-146006 to Okamura.
Patent abstracts of Japan, vol. 7, No. 228 [p. 228][1373] Oct. 8, 1983, JP/58-115602 to Okamura.

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