| 发明名称 |
Disk type recording and reproducting device |
| 摘要 |
Disclosed is a disk recording and reproduction apparatus for recording and/or reproduction of optical disks of multiple different formats impossible to record or reproduce with a single pickup. A disk recording and reproduction apparatus containing a base unit (25) with two separate optical pickups (31) and (32) corresponding to two different format types and installed around the center of a turntable (27) for rotating a disk.
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| 申请公布号 |
US2004013071(A1) |
申请公布日期 |
2004.01.22 |
| 申请号 |
US20030415221 |
申请日期 |
2003.04.25 |
| 申请人 |
OBATA MANABU;MATSUMURA MITSUNORI;MITSUMOTO YOICHIRO;TSUTSUMI HIDEAKI |
发明人 |
OBATA MANABU;MATSUMURA MITSUNORI;MITSUMOTO YOICHIRO;TSUTSUMI HIDEAKI |
| 分类号 |
G11B17/057;G11B7/00;G11B7/0037;G11B7/004;G11B7/08;G11B7/085;G11B7/12;G11B17/028;G11B17/04;G11B21/02;G11B25/04;(IPC1-7):G11B33/02 |
主分类号 |
G11B17/057 |
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