公开(公告)号：US09548403B2

公开(公告)日：2017-01-17

申请号：US15057832

申请日：2016-03-01

Applicant: LG Electronics Inc.

Inventor： Younghyun Lee ,  Heejin Nam ,  Yoonsil Jin

IPC: H01L31/0224 ,  H01L31/02 ,  H01L31/18 ,  H01L31/0216 ,  H01L31/048

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。

公开(公告)号：US09202948B2

公开(公告)日：2015-12-01

申请号：US13671262

申请日：2012-11-07

Applicant: LG ELECTRONICS INC.

Inventor： Younghyun Lee ,  Sangwook Park ,  Yoonsil Jin

IPC: H01L31/0224 ,  H01L31/18 ,  H01L31/068

CPC classification number: H01L31/022433 ,  H01L31/0224 ,  H01L31/068 ,  H01L31/1804 ,  Y02E10/547 ,  Y02P70/521

Abstract: A solar cell includes a substrate, a selective emitter region which is positioned at the substrate and includes a lightly doped region and a heavily doped region, a first dielectric layer which is positioned on the selective emitter region and includes a plurality of first openings, which are separated from one another, and a plurality of second openings positioned around the plurality of first openings, a first electrode connected to the selective emitter region through the plurality of first openings and the plurality of second openings, and a second electrode which is positioned on the substrate and is connected to the substrate. The plurality of first openings and the plurality of second openings each have a different plane shape. The plane shape of the first opening has a line shape, and the plane shape of the second opening has a dot shape.

Abstract translation: 太阳能电池包括基板，选择性发射极区域，其位于基板处并且包括轻掺杂区域和重掺杂区域;第一介电层，其位于选择性发射极区域上并且包括多个第一开口， 彼此分离，并且围绕多个第一开口定位的多个第二开口，通过多个第一开口和多个第二开口连接到选择性发射极区域的第一电极和位于 衬底并连接到衬底。 多个第一开口和多个第二开口各自具有不同的平面形状。 第一开口的平面形状为线状，第二开口的平面形状为点状。

公开(公告)号：US10446697B2

公开(公告)日：2019-10-15

申请号：US15443331

申请日：2017-02-27

Applicant: LG ELECTRONICS INC.

Inventor： Changseo Park ,  Yoonsil Jin ,  Youngho Choe

IPC: H01L31/0216 ,  H01L31/0224 ,  H01L31/068 ,  H01L31/18

Abstract: A bifacial solar cell includes a substrate of an n-type; an emitter layer positioned on a first surface of the substrate; a plurality of first electrodes locally positioned on the emitter layer and electrically connected to the emitter layer; a first passivation layer positioned on the emitter layer; a silicon oxide layer formed at an interface between the first passivation layer and the emitter layer, the silicon oxide layer having a thickness of about 1 nm to 3 nm; a first anti-reflection layer positioned on the first passivation layer; a plurality of back surface field layers locally positioned on a second surface of the substrate; a plurality of second electrodes respectively positioned on the plurality of back surface field layers and electrically connected to the plurality of back surface field layers; and a second passivation layer positioned on the second surface of the substrate.

公开(公告)号：US09306086B2

公开(公告)日：2016-04-05

申请号：US13653034

申请日：2012-10-16

Applicant: LG ELECTRONICS INC.

Inventor： Younghyun Lee ,  Heejin Nam ,  Yoonsil Jin

IPC: H01L31/18 ,  H01L31/0224

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。

公开(公告)号：US20130340822A1

公开(公告)日：2013-12-26

申请号：US13894833

申请日：2013-05-15

Applicant: LG Electronics Inc.

Inventor： Heejin Nam ,  Yoonsil Jin ,  Sangwook Park

IPC: H01L31/0224

CPC classification number: H01L31/022433 ,  H01L31/02168 ,  H01L31/022425 ,  H01L31/068 ,  H01L31/1804 ,  Y02E10/547 ,  Y02P70/521

Abstract: A solar cell includes a substrate containing impurities of a first conductive type, an emitter region which is positioned at a first surface of the substrate and contains impurities of a second conductive type opposite the first conductive type to form a p-n junction along with the substrate, an anti-reflection layer positioned on the emitter region, a first electrode which is positioned on the anti-reflection layer and is coupled to the emitter region, and a second electrode which is positioned on a second surface of the substrate and is coupled to the substrate. A first area of the anti-reflection layer, which is positioned under the first electrode, has a plurality of openings. The first electrode couples to the emitter region exposed through the plurality of openings.

Abstract translation: 太阳能电池包括含有第一导电类型的杂质的基板，位于基板的第一表面处的发射极区域，并且包含与第一导电类型相反的第二导电类型的杂质以与基板一起形成pn结， 位于发射极区域上的防反射层，位于抗反射层上并耦合到发射极区域的第一电极和位于衬底的第二表面上并连接到发射极区域的第二电极， 基质。 位于第一电极下方的防反射层的第一区域具有多个开口。 第一电极耦合到通过多个开口暴露的发射极区域。

公开(公告)号：US10424685B2

公开(公告)日：2019-09-24

申请号：US15950477

申请日：2018-04-11

Applicant: LG ELECTRONICS INC.

Inventor： Goohwan Shim ,  Changseo Park ,  Philwon Yoon ,  Yoonsil Jin ,  Jinsung Kim ,  Youngho Choe ,  Jaewon Chang

IPC: H01L31/02 ,  H01L31/18 ,  H01L31/0216 ,  H01L31/0224 ,  H01L31/068

Abstract: A method for manufacturing a solar cell includes forming an emitter layer on a first surface of a substrate, forming a back surface field layer on a second surface opposite the first surface of the substrate, forming a first anti-reflection layer on the emitter layer, forming a second anti-reflection layer on the back surface field layer, and forming a plurality of first electrodes each including a first metal seed layer and a first conductive layer on a plurality of first contact regions of the first anti-reflection film and a plurality of second electrodes each including a second metal seed layer and a second conductive layer on a plurality of second contact regions of the second anti-reflection film, the plurality of first contact regions being partially formed at the first anti-reflection layer and each having a first width.

公开(公告)号：US10090428B2

公开(公告)日：2018-10-02

申请号：US14146561

申请日：2014-01-02

Applicant: LG ELECTRONICS INC.

Inventor： Goohwan Shim ,  Changseo Park ,  Philwon Yoon ,  Yoonsil Jin ,  Jinsung Kim ,  Youngho Choe ,  Jaewon Chang

IPC: H01L31/042 ,  H01L31/18 ,  H01L31/0216 ,  H01L31/0224 ,  H01L31/068

Abstract: A solar cell and a method for manufacturing the same are disclosed. The solar cell may include a substrate, an emitter layer positioned at a first surface of the substrate, a first anti-reflection layer that is positioned on a surface of the emitter layer and may include a plurality of first contact lines exposing a portion of the emitter layer, a first electrode that is electrically connected to the emitter layer exposed through the plurality of first contact lines and may include a plating layer directly contacting the emitter layer, and a second electrode positioned on a second surface of the substrate.

公开(公告)号：US09972738B2

公开(公告)日：2018-05-15

申请号：US15004116

申请日：2016-01-22

Applicant: LG ELECTRONICS INC.

Inventor： Goohwan Shim ,  Changseo Park ,  Philwon Yoon ,  Yoonsil Jin ,  Jinsung Kim ,  Youngho Choe ,  Jaewon Chang

IPC: H01L31/18 ,  H01L31/0216 ,  H01L31/0224 ,  H01L31/068

CPC classification number: H01L31/18 ,  H01L31/02168 ,  H01L31/022425 ,  H01L31/068 ,  H01L31/0684 ,  Y02E10/547

Abstract: A solar cell and a method for manufacturing the same are discussed. The solar cell may include a substrate, an emitter layer positioned at a first surface of the substrate, a first anti-reflection layer that is positioned on a surface of the emitter layer and may include a plurality of first contact lines exposing a portion of the emitter layer, a first electrode that is electrically connected to the emitter layer exposed through the plurality of first contact lines and may include a plating layer directly contacting the emitter layer, and a second electrode positioned on a second surface of the substrate.

公开(公告)号：US20160155885A1

公开(公告)日：2016-06-02

申请号：US15004116

申请日：2016-01-22

Applicant: LG ELECTRONICS INC.

Inventor： Goohwan Shim ,  Changseo Park ,  Philwon Yoon ,  Yoonsil Jin ,  Jinsung Kim ,  Youngho Choe ,  Jaewon Chang

IPC: H01L31/18

CPC classification number: H01L31/18 ,  H01L31/02168 ,  H01L31/022425 ,  H01L31/068 ,  H01L31/0684 ,  Y02E10/547

Abstract: A solar cell and a method for manufacturing the same are discussed. The solar cell may include a substrate, an emitter layer positioned at a first surface of the substrate, a first anti-reflection layer that is positioned on a surface of the emitter layer and may include a plurality of first contact lines exposing a portion of the emitter layer, a first electrode that is electrically connected to the emitter layer exposed through the plurality of first contact lines and may include a plating layer directly contacting the emitter layer, and a second electrode positioned on a second surface of the substrate.

Abstract translation: 讨论太阳能电池及其制造方法。 太阳能电池可以包括衬底，位于衬底的第一表面处的发射极层，位于发射极层的表面上的第一抗反射层，并且可以包括多个第一接触线， 发射极层，电连接到通过多个第一接触线暴露的发射极层的第一电极，并且可以包括直接接触发射极层的镀层和位于基板的第二表面上的第二电极。

公开(公告)号：US09356165B2

公开(公告)日：2016-05-31

申请号：US14729857

申请日：2015-06-03

Applicant: LG ELECTRONICS INC.

Inventor： Yoonsil Jin ,  Goohwan Shim ,  Youngho Choe ,  Changseo Park

IPC: H01L21/00 ,  H01L31/0236 ,  H01L31/0216 ,  H01L31/0224 ,  H01L31/068 ,  H01L31/18

CPC classification number: H01L31/02366 ,  H01L31/02168 ,  H01L31/022425 ,  H01L31/02363 ,  H01L31/068 ,  H01L31/18 ,  H01L31/1804 ,  Y02E10/547 ,  Y02P70/521

Abstract: A semiconductor device includes a substrate and a first insulating layer. The first insulating layer includes a first lower layer and a first upper layer on the first lower layer. The first insulating layer has a first opening through the first lower layer and the first upper layer. A maximum width of the first opening at the first lower layer is different from a maximum width of the first opening at the first upper layer.