发明授权
- 专利标题: Disk type recording and reproducing device
- 专利标题(中): 盘式记录和再现装置
-
申请号: US10415221申请日: 2002-06-28
-
公开(公告)号: US06964056B2公开(公告)日: 2005-11-08
- 发明人: Manabu Obata , Mitsunori Matsumura , Yoichiro Mitsumoto , Hideaki Tsutsumi
- 申请人: Manabu Obata , Mitsunori Matsumura , Yoichiro Mitsumoto , Hideaki Tsutsumi
- 申请人地址: JP Tokyo
- 专利权人: Sony Corporation
- 当前专利权人: Sony Corporation
- 当前专利权人地址: JP Tokyo
- 代理机构: Frommer Lawrence & Haug LLP
- 代理商 William S. Frommer
- 优先权: JP2001-257125 20010828
- 国际申请: PCT/JP02/06609 WO 20020628
- 国际公布: WO03/021594 WO 20030313
- 主分类号: G11B17/057
- IPC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
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.
公开/授权文献
- US20040013071A1 Disk type recording and reproducting device 公开/授权日:2004-01-22
信息查询
IPC分类: