公开(公告)号：US20220393042A1

公开(公告)日：2022-12-08

申请号：US17889200

申请日：2022-08-16

Applicant: LG ELECTRONICS INC.

Inventor： Jaewon CHANG ,  Kyungjin SHIM ,  Hyunjung PARK ,  Junghoon CHOI

IPC: H01L31/0216 ,  H01L31/0747 ,  H01L31/18

Abstract: Discussed is a solar cell including a silicon substrate, an emitter area formed on a front surface of the silicon substrate, a tunneling oxide layer formed on a back surface of the silicon substrate, a back surface field area formed on the tunneling oxide layer and formed of a polycrystalline silicon layer, a front passivation film on the emitter area, a front electrode connected to the emitter area by penetrating through the front passivation film, a back passivation film formed on the back surface field area and having an opening and a back electrode connected to the back surface field area via the opening.

公开(公告)号：US20170104114A1

公开(公告)日：2017-04-13

申请号：US15288220

申请日：2016-10-07

Applicant: LG ELECTRONICS INC.

Inventor： Bojoong KIM ,  Minypo KIM ,  Daeseon HYUN ,  Hyunjung PARK ,  Ahreum LEE ,  Youshin HAN ,  Youngdo KIM

IPC: H01L31/0224 ,  H01L31/05

CPC classification number: H01L31/022441 ,  H01L31/0504 ,  H01L31/0508 ,  H01L31/0516 ,  H01L31/0682 ,  H01L31/0745 ,  Y02E10/547

Abstract: A solar cell module includes a plurality of solar cells each including a semiconductor substrate and first electrodes and second electrodes extended on a back surface of the semiconductor substrate, first conductive lines connected to the first electrodes at crossings between the first electrodes and the first conductive lines through first conductive adhesive layers, second conductive lines connected to the second electrodes at crossings between the second electrodes and the second conductive lines through the first conductive adhesive layers, and an intercell connector extended between a first solar cell and a second solar cell that are adjacent to each other. The first conductive lines connected to the first solar cell and the second conductive lines connected to the second solar cell are commonly connected to the intercell connector.

公开(公告)号：US20190326452A1

公开(公告)日：2019-10-24

申请号：US16456607

申请日：2019-06-28

Applicant: LG ELECTRONICS INC.

Inventor： Jaewon CHANG ,  Kyungjin SHIM ,  Hyunjung PARK ,  Junghoon CHOI

IPC: H01L31/0216 ,  H01L31/0747

Abstract: A bi-facial solar cell includes a silicon substrate, a first doped region formed on a front surface of the silicon substrate, an oxide layer formed on a back surface of the silicon substrate, a second doped region formed on the oxide layer and formed of a polycrystalline silicon layer, a first passivation layer formed on the first doped region, a first anti-reflection layer formed on the first passivation layer, a plurality of first finger electrodes connected to the first doped region through a first opening in the first passivation layer and the first anti-reflection layer, a second passivation layer formed on the second doped region, a second anti-reflection layer formed on the second passivation layer, and a plurality of second finger electrodes connected to the second doped region through a second opening in the second passivation layer and the second anti-reflection layer.

公开(公告)号：US20190326453A1

公开(公告)日：2019-10-24

申请号：US16456621

申请日：2019-06-28

Applicant: LG ELECTRONICS INC.

Inventor： Jaewon CHANG ,  Kyungjin SHIM ,  Hyunjung PARK ,  Junghoon CHOI

IPC: H01L31/0216 ,  H01L31/0747

Abstract: A method for manufacturing a solar cell, includes providing a silicon substrate, forming an oxide layer on a first surface of the silicon substrate, forming a doped polycrystalline silicon layer on the oxide layer, forming a passivation layer on the doped polycrystalline silicon layer, printing a metal paste on the passivation layer, and forming a metal contact connected to the doped polycrystalline silicon layer by firing the metal paste to penetrate the passivation layer.

公开(公告)号：US20170323988A1

公开(公告)日：2017-11-09

申请号：US15584775

申请日：2017-05-02

Applicant: LG ELECTRONICS INC.

Inventor： Bojoong KIM ,  Minpyo KIM ,  Hyunjung PARK ,  Goohwan SHIM ,  Hyeyoung YANG ,  Joonhan KWON ,  Daeseon HYUN ,  Byungjun KANG

IPC: H01L31/042 ,  H01L27/142 ,  H02S40/36 ,  H01L31/02 ,  H01L31/0224 ,  H01L31/048

CPC classification number: H01L31/042 ,  H01L27/142 ,  H01L31/02008 ,  H01L31/022425 ,  H01L31/048 ,  H01L31/0508 ,  H02S40/22 ,  H02S40/36 ,  Y02E10/50 ,  Y02E10/52

Abstract: A solar cell module includes a plurality of cell strings having a plurality of solar cells, each solar cell having a semiconductor substrate, and a first conductivity-type electrode and a second conductivity-type electrode provided on a first surface of the semiconductor substrate, an interconnector electrically connecting a first conductivity-type electrode of a first solar cell, among the plurality of solar cells included in the plurality of cell strings, and a second conductivity-type electrode of a second solar cell adjacent to the first solar cell in a first direction, to connect the first and second solar cells in series, and a first shield positioned on a front surface of the interconnector between the first and second solar cells, and extending in a second direction crossing the first direction.

公开(公告)号：US20160276515A1

公开(公告)日：2016-09-22

申请号：US15071923

申请日：2016-03-16

Applicant: LG ELECTRONICS INC.

Inventor： Jaewon CHANG ,  Ilhyoung JUNG ,  Jinah KIM ,  Hyunjung PARK ,  Seunghwan SHIM

IPC: H01L31/062 ,  H01L31/0224

CPC classification number: H01L31/062 ,  H01L31/02167 ,  H01L31/022425 ,  H01L31/032 ,  H01L31/074 ,  Y02E10/50

Abstract: Disclosed is a solar cell including a semiconductor substrate, a first conductive area disposed on one surface of the semiconductor substrate, the first conductive area being of a first conductive type, a second conductive area of a second conductive type opposite to the first conductive type, a first electrode connected to the first conductive area, and a second electrode connected to the second conductive area. At least one of the first conductive area and the second conductive area is formed of a metal compound layer.

Abstract translation: 公开了一种太阳能电池，包括半导体衬底，设置在半导体衬底的一个表面上的第一导电区域，第一导电区域，第一导电类型，与第一导电类型相反的第二导电类型的第二导电区域， 连接到第一导电区域的第一电极和连接到第二导电区域的第二电极。 第一导电区域和第二导电区域中的至少一个由金属化合物层形成。

公开(公告)号：US20140299187A1

公开(公告)日：2014-10-09

申请号：US14243724

申请日：2014-04-02

Applicant: LG ELECTRONICS INC.

Inventor： Jaewon CHANG ,  Kyungjin SHIM ,  Hyunjung PARK ,  Junghoon CHOI

IPC: H01L31/0352

Abstract: Discussed is a solar cell including a semiconductor substrate, a first tunneling layer entirely formed over a surface of the semiconductor substrate, a first conductive type area disposed on the surface of the semiconductor substrate, and an electrode including a first electrode connected to the first conductive type area.

Abstract translation: 讨论了一种太阳能电池，其包括半导体衬底，完全形成在半导体衬底的表面上的第一隧穿层，设置在半导体衬底的表面上的第一导电类型区域和包括连接到第一导电 类型区域。

公开(公告)号：US20190326451A1

公开(公告)日：2019-10-24

申请号：US16456575

申请日：2019-06-28

Applicant: LG ELECTRONICS INC.

Inventor： Jaewon CHANG ,  Kyungjin SHIM ,  Hyunjung PARK ,  Junghoon CHOI

IPC: H01L31/0216 ,  H01L31/0747

Abstract: A solar cell includes a silicon substrate, an emitter area formed on a front surface of the silicon substrate, a tunneling oxide layer formed on a back surface of the silicon substrate, a back surface field area formed on the tunneling oxide layer and formed of a polycrystalline silicon layer, a back passivation film formed on the back surface field area and having an opening, and a back electrode connected to the back surface field area via the opening.

公开(公告)号：US20160225935A1

公开(公告)日：2016-08-04

申请号：US15097073

申请日：2016-04-12

Applicant: LG ELECTRONICS INC.

Inventor： Hyunjung PARK ,  Daeyong LEE ,  Youngho CHOE ,  Dongho HAN

IPC: H01L31/18

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

Abstract: A method for manufacturing a solar cell, the method comprising: forming an emitter region that forms a p-n junction with a semiconductor substrate of a first conductive type; forming a passivation layer on the semiconductor substrate; forming a dopant layer containing impurities of the first conductive type on the passivation layer; and locally forming a back surface field region at the semiconductor substrate by irradiating laser beams onto the semiconductor substrate to diffuse the impurities of the first conductive type into the semiconductor substrate.

Abstract translation: 一种制造太阳能电池的方法，所述方法包括：形成与第一导电类型的半导体衬底形成p-n结的发射极区域; 在所述半导体衬底上形成钝化层; 在所述钝化层上形成含有所述第一导电类型的杂质的掺杂剂层; 并且通过将半导体衬底上的激光照射到半导体衬底上来将第一导电类型的杂质扩散到半导体衬底中，在半导体衬底上局部形成背面场区域。

公开(公告)号：US20150372183A1

公开(公告)日：2015-12-24

申请号：US14841159

申请日：2015-08-31

Applicant: LG ELECTRONICS INC.

Inventor： Yoonsil JIN ,  Hyunjung PARK ,  Youngho CHOE ,  Changseo PARK

IPC: H01L31/18 ,  H01L31/0352 ,  H01L31/068

CPC classification number: H01L31/1804 ,  H01L31/022425 ,  H01L31/035272 ,  H01L31/068 ,  H01L31/18 ,  H01L31/1864 ,  Y02E10/547 ,  Y02P70/521

Abstract: A solar cell is formed to have a silicon semiconductor substrate of a first conductive type; an emitter layer having a second conductive type opposite the first conductive type and formed on a first surface of the silicon semiconductor substrate; a back surface field layer having the first conductive type and formed on a second surface of the silicon semiconductor substrate opposite to the first surface; and wherein the emitter layer includes at least a first shallow doping area and the back surface field layer includes at least a second shallow doping area, and wherein a thickness of the first shallow doping area of the emitter layer is different from a thickness of the second shallow doping area of the back surface field layer.

Abstract translation: 太阳能电池被形成为具有第一导电类型的硅半导体衬底; 具有与第一导电类型相反并形成在硅半导体衬底的第一表面上的第二导电类型的发射极层; 具有第一导电类型并形成在与第一表面相对的硅半导体衬底的第二表面上的背表面场层; 并且其中所述发射极层包括至少第一浅掺杂区域，并且所述背表面场层包括至少第二浅掺杂区域，并且其中所述发射极层的所述第一浅掺杂区域的厚度不同于所述第二浅掺杂区域的厚度 背面场层的浅掺杂区域。