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    SOLAR CELL
    2.
    发明申请
    SOLAR CELL 审中-公开
    太阳能电池

    公开(公告)号：US20170047456A1

    公开(公告)日：2017-02-16

    申请号：US15334611

    申请日：2016-10-26

    Applicant: LG ELECTRONICS INC.

    Inventor： Juhwa CHEONG ,  Yiyin YU ,  Youngsung YANG ,  Yongduk JIN ,  Manhyo HA ,  Seongeun LEE

    IPC: H01L31/0216 ,  H01L31/0224 ,  H01L31/02

    CPC classification number: H01L31/02167 ,  H01L31/02008 ,  H01L31/02168 ,  H01L31/022425 ,  H01L31/022433 ,  Y02E10/50

    Abstract: A solar cell can include a substrate of a first conductive type; an emitter region which is positioned at a front surface of the substrate and has a second conductive type different from the first conductive type; a back surface field region which is positioned at a back surface opposite the front surface of the substrate; a front passivation region including a plurality of layers which are sequentially positioned on the emitter region; a back passivation region including a plurality of layers which are sequentially positioned on the back surface field region; a front electrode part which passes through the front passivation region and is connected to the emitter region, wherein the front electrode part comprises a plurality of front electrodes that are apart from each other and a front bus bar connecting the plurality of front electrodes; a back electrode part which passes through the back passivation region and is connected to the back surface field region, wherein the back electrode part comprises a plurality of back electrodes that are apart from each other and a back bus bar connecting the plurality of back electrodes, wherein the front passivation region includes a first aluminum oxide layer and the back passivation region includes a second aluminum oxide layer.

    Abstract translation: 太阳能电池可以包括第一导电类型的衬底; 位于所述基板的前表面并具有不同于所述第一导电类型的第二导电类型的发射极区域; 位于与所述基板的前表面相对的后表面的背面场区域; 包括依次位于发射极区域上的多个层的前钝化区域; 包括依次位于所述背面场区域上的多个层的背面钝化区域; 前电极部分，其穿过前钝化区域并连接到发射极区域，其中前电极部分包括彼此分开的多个前电极和连接多个前电极的前汇流条; 背面电极部分，其穿过所述背部钝化区域并连接到所述背面场区域，其中所述背面电极部分包括彼此分开的多个背部电极和连接所述多个背面电极的后部母线， 其中所述前钝化区包括第一氧化铝层，所述后钝化区包括第二氧化铝层。

    SOLAR CELL
    3.
    发明申请
    SOLAR CELL 审中-公开

    公开(公告)号：US20160111560A1

    公开(公告)日：2016-04-21

    申请号：US14974407

    申请日：2015-12-18

    Applicant: LG ELECTRONICS INC.

    Inventor： Juhwa CHEONG ,  Yiyin YU ,  Youngsung YANG ,  Yongduk JIN ,  Manhyo HA ,  Seongeun LEE

    IPC: H01L31/0216 ,  H01L31/0224 ,  H01L31/02

    CPC classification number: H01L31/02167 ,  H01L31/02008 ,  H01L31/022425 ,  H01L31/022433 ,  Y02E10/50

    Abstract: A solar cell is discussed. The solar cell includes a substrate of a first conductive type, an emitter region which is positioned at a front surface of the substrate and has a second conductive type different from the first conductive type, a front passivation region including a plurality of layers which are sequentially positioned on the emitter region, a back passivation region which is positioned on a back surface opposite the front surface of the substrate and includes three layers, a plurality of front electrodes which pass through the front passivation region and are connected to the emitter region, and at least one back electrode which passes through the back passivation region and is connected to the substrate.

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