公开(公告)号：US09312420B2

公开(公告)日：2016-04-12

申请号：US13767748

申请日：2013-02-14

Applicant: LG ELECTRONICS INC.

Inventor： Yoonsil Jin ,  Heejin Nam ,  Sangwook Park

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

CPC classification number: H01L31/022441 ,  H01L31/02168 ,  H01L31/068 ,  H01L31/18 ,  H01L31/1804 ,  H01L31/1868 ,  Y02E10/547 ,  Y02P70/521

Abstract: A solar cell according to an embodiment of the invention includes a semiconductor substrate; an emitter layer formed at the semiconductor substrate, wherein the emitter layer includes a first portion of a first resistance and a second portion of a second resistance higher than the first resistance, wherein the first portion includes a first dopant and a second dopant having the same conductive type and the second portion including the second dopant; a passivation layer formed on the emitter layer, wherein the passivation layer includes the first dopant; and an electrode electrically connected to the first portion through the passivation layer.

Abstract translation: 根据本发明的实施例的太阳能电池包括半导体衬底; 形成在所述半导体衬底处的发射极层，其中所述发射极层包括第一电阻的第一部分和比所述第一电阻高的第二电阻的第二部分，其中所述第一部分包括第一掺杂剂和具有所述第一掺杂剂的第二掺杂剂 导电型，第二部分包括第二掺杂剂; 形成在所述发射极层上的钝化层，其中所述钝化层包括所述第一掺杂剂; 以及通过钝化层电连接到第一部分的电极。

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：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：US11335819B2

公开(公告)日：2022-05-17

申请号：US15066812

申请日：2016-03-10

Applicant: LG Electronics Inc.

Inventor： Yoonsil Jin ,  Heejin Nam ,  Sangwook Park

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

Abstract: A method for manufacturing a solar cell according to an embodiment of the invention includes forming an emitter layer having an emitter dopant of a second conductive type opposite to a first conductive type on a first surface on a semiconductor substrate; forming a passivation layer including a first dopant of the first conductive type on a second surface of the semiconductor substrate; forming a back surface field layer including a first portion on the second surface by locally heating a portion of the passivation layer using a laser; and forming an electrode electrically connected to the first portion of the back surface field layer through an opening of the passivation layer after the first portion of the back surface field layer is formed on the second surface, wherein the back surface field layer is locally formed between the electrode and the second surface.

公开(公告)号：US10573767B2

公开(公告)日：2020-02-25

申请号：US13894833

申请日：2013-05-15

Applicant: LG Electronics Inc.

Inventor： Heejin Nam ,  Yoonsil Jin ,  Sangwook Park

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

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.

公开(公告)号：US09825585B2

公开(公告)日：2017-11-21

申请号：US14559487

申请日：2014-12-03

Applicant: LG ELECTRONICS INC.

Inventor： Heejin Nam ,  Jaewon Chang ,  Hyunjung Park

IPC: G01R31/26 ,  H02S50/10 ,  G01R19/00 ,  H01L31/0224 ,  H01L31/0747

CPC classification number: H02S50/10 ,  G01R19/0092 ,  H01L31/022441 ,  H01L31/0747 ,  Y02E10/50

Abstract: Discussed is a solar cell measuring apparatus to measure a current of a solar cell having a photoelectric converter and first and second electrodes electrically insulated from each other, both the first and second electrodes being located at one surface of the photoelectric converter. The solar cell measuring apparatus includes a measuring unit which includes a first measuring member corresponding to the first electrode and a second measuring member corresponding to the second electrode, wherein the first and second measuring members comes into close contact with the solar cell at the surface of the photoelectric converter to measure the current of the solar cell.