发明名称 METHODS AND SYSTEMS FOR POSITIONING A LASER BEAM SPOT RELATIVE TO A SEMICONDUCTOR INTEGRATED CIRCUIT USING A PROCESSING TARGET AS A METROLOGY TARGET
摘要 Various methods and systems measure, determine, or align a position of a laser beam spot relative to a semiconductor substrate having structures on or within the semiconductor substrate to be selectively processed by delivering a processing laser beam to a processing laser beam spot. The various methods and systems utilize those structures themselves to perform the measurement, determination, or alignment.
申请公布号 US2008035618(A1) 申请公布日期 2008.02.14
申请号 US20070874786 申请日期 2007.10.18
申请人 ELECTRO SCIENTIFIC INDUSTRIES, INC. 发明人 BRULAND KELLY J.
分类号 B23K26/00 主分类号 B23K26/00
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