公开(公告)号：US20130220411A1

公开(公告)日：2013-08-29

申请号：US13653034

申请日：2012-10-16

Applicant: LG ELECTRONICS INC.

Inventor： Younghyun LEE ,  Heejin NAM ,  Yoonsil JIN

IPC: H01L31/0224 ,  H01L31/18

CPC classification number: H01L31/0201 ,  H01L31/02168 ,  H01L31/022425 ,  H01L31/022433 ,  H01L31/048 ,  H01L31/186 ,  Y02E10/50 ,  Y02E10/547

Abstract: A solar cell according to an embodiment of the invention includes a substrate of a first conductive type, an emitter region of a second conductive type opposite the first conductive type, which is positioned at the substrate, an anti-reflection layer including a first opening exposing the emitter region and a plurality of second openings which expose the emitter region and are separated from one another, a first electrode which is positioned on a first portion of the emitter region exposed through the first opening and is connected to the first portion, a first bus bar which is positioned on a second portion of the emitter region exposed through the plurality of second openings and is connected to the second portion and the first electrode, and a second electrode which is positioned on the substrate and is connected to the substrate.

Abstract translation: 根据本发明的实施例的太阳能电池包括：第一导电类型的衬底，位于衬底的第一导电类型的第二导电类型的发射极区域;抗反射层，包括第一开口暴露 所述发射极区域和暴露所述发射极区域并且彼此分离的多个第二开口;第一电极，其位于通过所述第一开口暴露并且连接到所述第一部分的所述发射区域的第一部分上;第一电极， 汇流排，其位于通过多个第二开口暴露的发射极区域的第二部分上，并连接到第二部分和第一电极;以及第二电极，其位于基板上并连接到基板。