发明名称 SOLAR PHOTOVOLTAIC DEVICE AND A PRODUCTION METHOD THEREFOR
摘要 Disclosed are a solar cell apparatus and a method of fabricating the same. The solar cell apparatus includes a substrate, a back electrode layer on the substrate, a light absorbing layer on the back electrode layer, and a front electrode layer on the light absorbing layer. The back electrode layer is provided therein with a through hole extending in one direction. The through hole includes a first region comprising first protrusions extending inwardly from an inner lateral side thereof, and a second region comprising a cutting surface formed more outward than an end portion of each first protrusion.
申请公布号 EP2618384(A4) 申请公布日期 2014.04.16
申请号 EP20110825324 申请日期 2011.04.27
申请人 LG INNOTEK CO., LTD. 发明人 LEE, JINWOO
分类号 H01L31/042;H01L27/142 主分类号 H01L31/042
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