Magneto-optical recording or reproducing device

Details Magneto-optical recording or reproducing device Magneto-optical recording or reproducing device

2007-10-02

2007-10-02

Wellington, Andrea (Department: 2627)

Dynamic information storage or retrieval

Storage or retrieval by simultaneous application of diverse...

Magnetic field and light beam

C369S013040, C369S013170, C369S013030

Reexamination Certificate

active

09207361

ABSTRACT:
A magneto-optical recording or reproducing device having an information erasing means for erasing information or data recorded on a magneto-optical recording medium. According to the invention, the information erasing means comprises an erasing magnet having a field strength sufficient to initialize the magneto-optical recording medium without the assistance of a laser and/or an optical scanning device.

REFERENCES:
patent: 4712203 (1987-12-01), Saito et al.
patent: 5025430 (1991-06-01), Takokoro et al.
patent: 5172364 (1992-12-01), Yoshimoto et al.
patent: 5325345 (1994-06-01), Shimokawato et al.
patent: 5327417 (1994-07-01), Tanaka et al.
patent: 5353171 (1994-10-01), Suzuki et al.
patent: 5367508 (1994-11-01), Haba
patent: 5459701 (1995-10-01), Tokita et al.
patent: 5493548 (1996-02-01), Kamioka
patent: 5503924 (1996-04-01), Osato
patent: 5530685 (1996-06-01), Katayama et al.
patent: 5535180 (1996-07-01), Shimamori et al.
patent: 5587974 (1996-12-01), Nishimura
patent: 5602806 (1997-02-01), Arnett et al.
patent: 5796688 (1998-08-01), Gage et al.
patent: 6018505 (2000-01-01), Miyatake et al.
patent: 6212136 (2001-04-01), Maeda et al.
patent: 6256286 (2001-07-01), Ogawa
patent: 19507228 (1995-09-01), None
patent: 19700378 (1997-07-01), None
patent: 0391734 (1990-10-01), None
patent: 0537952 (1993-04-01), None
patent: 0657878 (1995-06-01), None
H. Bögeholz,Guflügelte Daten, c't 1995, pp. 112-116—Translation Attached.
German Search Report.
European Search Report citing the above-listed douments AA, AB, AC, AM, AN, and AO.

Affiliated with

Also associated with

Rating

Magneto-optical recording or reproducing device does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Magneto-optical recording or reproducing device, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Magneto-optical recording or reproducing device will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3846330