公开(公告)号：US20160027951A1

公开(公告)日：2016-01-28

申请号：US14811475

申请日：2015-07-28

Applicant: LG ELECTRONICS INC.

Inventor： Seunghwan SHIM ,  Ilhyoung JUNG ,  Indo CHUNG ,  Eunhye YOUN

IPC: H01L31/077 ,  H01L31/0224 ,  H01L31/0368 ,  H01L31/0352 ,  H01L31/18 ,  H01L31/028

CPC classification number: H01L31/077 ,  H01L31/022425 ,  H01L31/022441 ,  H01L31/028 ,  H01L31/035272 ,  H01L31/03682 ,  H01L31/0747 ,  H01L31/1804 ,  H01L31/182 ,  H01L31/186 ,  Y02E10/547 ,  Y02P70/521

Abstract: A solar cell and a method for manufacturing the same are disclosed. The solar cell includes a semiconductor substrate doped with impurities of a first conductive type, a front surface field region disposed at a front surface of the substrate and doped with impurities of the first conductive type at a concentration higher than those of the substrate, a tunnel layer disposed on a back surface of the substrate and formed of a dielectric material, an emitter region disposed at a first portion of a back surface of the tunnel layer and doped with impurities of a second conductive type opposite the first conductive type, and a back surface field region disposed at a second portion of the back surface of the tunnel layer and doped with impurities of the first conductive type at a concentration higher than those of the substrate.

Abstract translation: 公开了一种太阳能电池及其制造方法。 太阳能电池包括掺杂有第一导电类型的杂质的半导体衬底，设置在衬底的前表面处的前表面场区域，并且以高于衬底的浓度掺杂第一导电类型的杂质，隧道 层，其设置在所述基板的背面上并由电介质材料形成，所述发射极区域设置在所述隧道层的背面的第一部分并且掺杂有与所述第一导电类型相反的第二导电类型的杂质，以及背面 表面场区域设置在隧道层的后表面的第二部分处，并以高于衬底的浓度掺杂第一导电类型的杂质。

公开(公告)号：US20180097127A1

公开(公告)日：2018-04-05

申请号：US15835194

申请日：2017-12-07

Applicant: LG ELECTRONICS INC.

Inventor： Seunghwan SHIM ,  Kisu KIM ,  Eunae YOON ,  Yuju HWANG ,  Younghyun LEE ,  Sangwook PARK

IPC: H01L31/0216 ,  H01L31/068 ,  H01L31/0236 ,  H01L31/0224

CPC classification number: H01L31/02168 ,  H01L31/022433 ,  H01L31/02363 ,  H01L31/068 ,  Y02E10/547

Abstract: A solar cell includes a substrate formed of n-type single crystal silicon, an emitter region of a p-type which is positioned at a first surface of the substrate and includes a first emitter region having a first sheet resistance and a second emitter region having a second sheet resistance less than the first sheet resistance, a plurality of surface field regions of the n-type locally positioned at a second surface opposite the first surface of the substrate, a plurality of first electrodes which are positioned only on the second emitter region to be separated from one another and are connected to the second emitter region, and a plurality of second electrodes which are positioned on the plurality of surface field regions to be separated from one another and are connected to the plurality of surface field regions.

公开(公告)号：US20170098722A1

公开(公告)日：2017-04-06

申请号：US15282482

申请日：2016-09-30

Applicant: LG ELECTRONICS INC.

Inventor： Jaewon CHANG ,  Jinsung KIM ,  Philwon YOON ,  Ilhyoung JUNG ,  Seunghun LEE ,  Seunghwan SHIM ,  Jinah KIM

IPC: H01L31/0224 ,  H01L31/0236 ,  H01L31/02

CPC classification number: H01L31/022441 ,  H01L31/02008 ,  H01L31/02167 ,  H01L31/022466 ,  H01L31/022483 ,  H01L31/02363 ,  H01L31/032 ,  H01L31/074 ,  Y02E10/50

Abstract: Disclosed is a solar cell including a semiconductor substrate including a semiconductor material, a tunneling layer disposed over one surface of the semiconductor substrate, a first conductive area and a second conductive area disposed over the tunneling layer and having opposite conductive types, and an electrode including a first electrode electrically connected to the first conductive area and a second electrode electrically connected to the second conductive area. At least one of the first conductive area and the second conductive area is configured as a metal compound layer.

公开(公告)号：US20170033257A1

公开(公告)日：2017-02-02

申请号：US15224015

申请日：2016-07-29

Applicant: LG ELECTRONICS INC.

Inventor： Jinah KIM ,  Ilhyoung JUNG ,  Seunghwan SHIM

IPC: H01L31/18 ,  H01L31/0224

CPC classification number: H01L31/1884 ,  H01L31/022425 ,  H01L31/022441 ,  H01L31/022466 ,  H01L31/0682 ,  H01L31/0747 ,  H01L31/18 ,  Y02E10/547

Abstract: A solar cell and a method for manufacturing the solar cell are discussed. The method for manufacturing the solar cell includes applying an electrode paste on a semiconductor substrate and sintering the electrode paste using a light sintering device to form an electrode. The electrode paste includes fine metal particles, a binder, and a solvent. An amount of the fine metal particles is greater than a sum of an amount of the binder and an amount of the solvent, and the amount of the binder is greater than the amount of the solvent.

Abstract translation: 讨论太阳能电池和太阳能电池的制造方法。 太阳能电池的制造方法包括在半导体基板上涂敷电极膏，使用轻烧结装置烧结电极糊，形成电极。 电极糊包括细金属颗粒，粘合剂和溶剂。 一定量的金属微粒大于粘合剂的量和溶剂量的总和，并且粘合剂的量大于溶剂的量。

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：US20140202526A1

公开(公告)日：2014-07-24

申请号：US14151478

申请日：2014-01-09

Applicant: LG ELECTRONICS INC.

Inventor： Eunhye YOUN ,  Sangwook PARK ,  Seunghwan SHIM ,  Yujin LEE

IPC: H01L31/065 ,  H01L31/0376 ,  H01L31/0368 ,  H01L31/18 ,  H01L31/0352

CPC classification number: H01L31/065 ,  H01L31/035272 ,  H01L31/03685 ,  H01L31/03762 ,  H01L31/068 ,  H01L31/1824 ,  Y02E10/547

Abstract: A solar cell and a method for manufacturing the same are discussed. The solar cell includes a substrate containing impurities of a first conductive type, an emitter region which is positioned at a front surface of the substrate and contains impurities of a second conductive type opposite the first conductive type, a back passivation layer which is positioned on a back surface of the substrate and has openings, a back surface field region containing impurities of the first conductive type, a first electrode connected to the emitter region, and a second electrode connected to the back surface field region. The back surface field region includes a first back surface field region positioned on the back passivation layer and a second back surface field region, which is positioned at the back surface of the substrate exposed by the openings of the back passivation layer.

Abstract translation: 讨论太阳能电池及其制造方法。 太阳能电池包括含有第一导电类型的杂质的基板，位于基板的前表面的发射极区域，并且包含位于第一导电类型的第二导电类型的第二导电类型的杂质; 并且具有开口，包含第一导电类型的杂质的背面场区域，连接到发射极区域的第一电极和连接到背面场区域的第二电极。 背面场区域包括位于背面钝化层上的第一背面场区域和位于由背面钝化层的开口暴露的衬底背面的第二背面场区域。