| 发明名称 |
INFORMATION PROCESSOR AND DISK MEMORY USED IN THE SAME |
| 摘要 |
The information processor uses a portable memory which is able to be overwritten by laser power modulation system. The memory includes a disk-type recording medium (145) incorporated rotatably in a thin case, and carries out write/read/erase by means of a first magnetic field application device (181), a second magnetic field application device (180), and an optical head (210) irradiating light through this case. |
| 申请公布号 |
AU624532(B2) |
申请公布日期 |
1992.06.11 |
| 申请号 |
AU19900063015 |
申请日期 |
1990.09.19 |
| 申请人 |
HITACHI, LTD. |
发明人 |
YOSHIO SATO;NOBUYOSHI TSUBOI;HIROYUKI MINEMURA;HISASHI ANDOH;MASAICHI NAGAI;ISAO IKUTA;YOSHIMI KATO;YOSHIHITO MAEDA;TATSUYA SUGITA;YUTAKA SUGITA |
| 分类号 |
G11B7/0033;G11B7/0037;G11B7/0045;G11B7/0055;G11B7/24;G11B11/105;G11B19/00;G11B23/03;(IPC1-7):G11B11/10;G11B13/04 |
主分类号 |
G11B7/0033 |
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