发明名称 METHOD AND APPARATUS TO ALLOW A PLURALITY OF STAGES TO OPERATE IN CLOSE PROXIMITY
摘要 <p>According to one aspect of the present invention, a stage apparatus includes a first stage, a first magnet arrangement, and a stator arrangement that includes a first coil having a first width. The first magnet arrangement is associated with the first stage, and includes a first quadrant and a second quadrant or, more generally, a first sub-array and a second sub-array. The first quadrant has at least one first magnet arranged parallel to a first axis, and the second quadrant has at least one second magnet arranged parallel to a second axis. The first quadrant is adjacent to the second quadrant relative to the first axis, and is spaced apart from the second quadrant by a distance relative to the second axis. The stator arrangement is configured to cooperate with the first magnet arrangement to drive the first stage</p>
申请公布号 KR20140045989(A) 申请公布日期 2014.04.17
申请号 KR20147001919 申请日期 2012.06.25
申请人 NIKON CORPORATION 发明人 BINNARD MIKE
分类号 H01L21/027;G03F7/20 主分类号 H01L21/027
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