公开(公告)号：US20130077191A1

公开(公告)日：2013-03-28

申请号：US13537859

申请日：2012-06-29

申请人： TAKESHI OKINO ,  NAOKO KIHARA ,  YOSHIYUKI KAMATA

发明人： TAKESHI OKINO ,  NAOKO KIHARA ,  YOSHIYUKI KAMATA

IPC分类号： G11B5/82

CPC分类号： G11B5/82 ,  G11B5/746 ,  G11B5/855

摘要： A magnetic disk according to an embodiment includes: a plurality of data regions each including a plurality of tracks, each of the tracks being arranged to extend in a circumferential direction; a servo region provided between the data regions, the servo region extending in a radial direction, the servo region including: a plurality of guide patterns each extending in the radial direction; and at least one line of dots arranged by post patterns in the radial direction at least on a side of one of adjacent guide patterns, the post patterns being arranged in the radial direction between the adjacent guide patterns.

摘要翻译： 根据实施例的磁盘包括：多个数据区域，每个数据区域包括多个轨道，每个轨道布置成沿圆周方向延伸; 所述伺服区域设置在所述数据区域之间，所述伺服区域在径向方向上延伸，所述伺服区域包括：多个引导图案，每个引导图案沿径向方向延伸; 以及至少一排点，其至少在相邻引导图案之一的至少一侧的径向上由柱状图案排列，所述柱形图案沿径向布置在相邻的引导图案之间。