发明申请
- 专利标题: Optical Information Recording and/or Reproducing Apparatus
- 专利标题(中): 光信息记录和/或再现设备
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申请号: US12235661申请日: 2008-09-23
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公开(公告)号: US20090080316A1公开(公告)日: 2009-03-26
- 发明人: Masahiko Takahashi
- 申请人: Masahiko Takahashi
- 优先权: JP2007-247832 20070925
- 主分类号: G11B7/00
- IPC分类号: G11B7/00
摘要:
An optical information recording and/or reproducing apparatus is provided which can, with the help of the same apparatus, record information on both an information recording area of an information recording medium for hologram and an information recording area of an existing optical disc typified by BD, DVD or CD and/or reproduce the information recorded on both the information recording areas. The optical information recording and/or reproducing apparatus performs recording and/or reproduction of information on and/or from a hologram memory disc and an optical disc by means of an optical pickup and has a stepping motor for driving the hologram memory disc and a DC motor for driving the optical disc.
信息查询
IPC分类: