发明授权
US06584065B1 Information recording medium apparatus for forming the same and information recording and reproducing systems 失效
用于形成它的信息记录介质装置和信息记录和再现系统

  • 专利标题: Information recording medium apparatus for forming the same and information recording and reproducing systems
  • 专利标题(中): 用于形成它的信息记录介质装置和信息记录和再现系统
  • 申请号: US09729913
    申请日: 2000-12-06
  • 公开(公告)号: US06584065B1
    公开(公告)日: 2003-06-24
  • 发明人: Takanori MaedaIkuya Kikuchi
  • 申请人: Takanori MaedaIkuya Kikuchi
  • 优先权: JP11-347820 19991207
  • 主分类号: G11B700
  • IPC分类号: G11B700
Information recording medium apparatus for forming the same and information recording and reproducing systems
摘要:
An information recording at a high density to an information recording medium and a proper reproduction of information which has been recorded on the information recording medium at a high density are realized. Optical characteristics of an information recording medium are measured and information regarding the measured optical characteristics is previously recorded in a proper area on the information recording medium. When an information recording system records information to the information recording medium on which the information regarding the optical characteristics has been recorded, the information regarding the optical characteristics is read and a proper information recording state is adjusted on the basis of the information regarding the optical characteristics, thereby allowing the information recording to be performed. When an information reproducing system reproduces the information from the information recording medium on which the information regarding the optical characteristics has been recorded, the information regarding the optical characteristics is read and a proper information reproducing state is adjusted on the basis of the information regarding the optical characteristics, thereby allowing the information reproduction to be performed.
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