发明名称 APPARATUS AND METHOD FOR GRINDING WAFER EDGE
摘要 Disclosed are an apparatus for grinding a wafer edge which accurately controls a shape in grinding the wafer edge, and a method for grinding a wafer edge. An apparatus for grinding a wafer edge according to an embodiment includes a wafer chuck which supports a wafer; and a grinding unit which is arranged at the side of the wafer chuck and includes a grinding pad which touches the edge of the wafer and a moving part which moves and fixes the grinding pad. A method for grinding a wafer edge according to an embodiment includes a step of mounting a wafer on a wafer chuck; a step of arranging multiple grinding pads to touch a wafer along the edge of the wafer; and a step of grinding the edge of the wafer by rotating the wafer chuck.
申请公布号 KR101414204(B1) 申请公布日期 2014.07.01
申请号 KR20130010363 申请日期 2013.01.30
申请人 LG SILTRON INCORPORATED 发明人 LEE, HONG RAE
分类号 H01L21/304 主分类号 H01L21/304
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