公开(公告)号：US20160365472A1

公开(公告)日：2016-12-15

申请号：US15178274

申请日：2016-06-09

Applicant: LG ELECTRONICS INC.

Inventor： Youngsung YANG ,  Hyungjin KWON ,  Chungyi KIM ,  Junghoon CHOI

IPC: H01L31/18

CPC classification number: H01L31/1868 ,  H01L21/02131 ,  H01L21/02238 ,  H01L21/02255 ,  H01L21/02337 ,  H01L31/02167 ,  H01L31/0682 ,  H01L31/1864 ,  Y02E10/547

Abstract: Disclosed is a method of manufacturing a solar cell. The method includes forming a protective film using an insulation film over a semiconductor substrate, the semiconductor substrate including a base area of a first conductive type and formed of crystalline silicon. The forming of the protective film includes a heat treatment process performed at a heat treatment temperature of 600 degrees Celsius or more under a gas atmosphere including a halogen gas, which has a halogen element.

Abstract translation: 公开了一种制造太阳能电池的方法。 该方法包括使用半导体衬底上的绝缘膜形成保护膜，该半导体衬底包括第一导电类型的基底区域并由晶体硅形成。 保护膜的形成包括在具有卤素元素的卤素气体的气体气氛下，在600℃以上的热处理温度下进行的热处理工序。

公开(公告)号：US20160056322A1

公开(公告)日：2016-02-25

申请号：US14830480

申请日：2015-08-19

Applicant: LG ELECTRONICS INC.

Inventor： Youngsung YANG ,  Junghoon CHOI ,  Chungyi KIM

IPC: H01L31/068 ,  H01L31/0352 ,  H01L31/065 ,  H01L31/18 ,  H01L31/0224

CPC classification number: H01L31/068 ,  H01L31/022425 ,  H01L31/022441 ,  H01L31/035209 ,  H01L31/035272 ,  H01L31/03529 ,  H01L31/065 ,  H01L31/0745 ,  H01L31/0747 ,  H01L31/18 ,  Y02E10/50

Abstract: A solar cell is discussed, and the solar cell includes: a semiconductor substrate; a tunneling layer on a surface of the semiconductor substrate; a buffer layer on the tunneling layer, wherein the buffer layer is a separate layer from the tunneling layer and includes an intrinsic buffer portion, and wherein at least one of a material, a composition and a crystalline structure of the buffer layer is different from those of the tunneling layer; a conductive type region on the tunneling layer, and including a first conductive type region having a first conductive type and a second conductive type region having a second conductive type; and an electrode connected to the conductive type region. The buffer layer is positioned adjacent to the tunneling layer and is apart from the electrode.

Abstract translation: 讨论太阳能电池，太阳能电池包括：半导体衬底; 在所述半导体衬底的表面上的隧穿层; 在所述隧道层上的缓冲层，其中所述缓冲层是与所述隧穿层分离的层，并且包括本征缓冲部分，并且其中所述缓冲层的材料，组成和晶体结构中的至少一种与所述缓冲层的材料， 的隧道层; 在隧穿层上的导电型区域，并且包括具有第一导电类型的第一导电类型区域和具有第二导电类型的第二导电类型区域; 以及连接到导电类型区域的电极。 缓冲层位于隧道层附近并与电极分开。

公开(公告)号：US20150059849A1

公开(公告)日：2015-03-05

申请号：US14542206

申请日：2014-11-14

Applicant: LG Electronics Inc.

Inventor： Hyunjin YANG ,  Heonmin LEE ,  Junghoon CHOI ,  Kwangsun JI

IPC: H01L31/0368 ,  H01L31/077 ,  H01L31/0216 ,  H01L31/0224

CPC classification number: H01L31/0368 ,  H01L31/02167 ,  H01L31/022466 ,  H01L31/03682 ,  H01L31/0682 ,  H01L31/0747 ,  H01L31/077 ,  Y02E10/546 ,  Y02E10/547

Abstract: A solar cell including a non-amorphous semiconductor substrate of a first conductive type; at least a first semiconductor layer on the non-amorphous semiconductor substrate, the first semiconductor layer including a portion that is amorphous and a plurality of portions having crystal lumps, so that the plurality of portions having the crystal lumps are distributed in the first semiconductor layer; a first electrode on the semiconductor substrate; and a second electrode on the semiconductor substrate.

Abstract translation: 一种太阳能电池，包括第一导电类型的非晶半导体衬底; 在所述非非晶半导体基板上的至少第一半导体层，所述第一半导体层包括非晶体的部分和具有晶体块的多个部分，使得具有所述晶体块的所述多个部分分布在所述第一半导体层 ; 半导体衬底上的第一电极; 以及半导体衬底上的第二电极。

公开(公告)号：US20140360570A1

公开(公告)日：2014-12-11

申请号：US14295662

申请日：2014-06-04

Applicant: LG ELECTRONICS INC.

Inventor： Hayan BAEK ,  Junghoon CHOI ,  Goohwan SHIM

IPC: H01L31/0224 ,  H01L31/18

CPC classification number: H01L31/022425 ,  H01L31/02167 ,  H01L31/022441 ,  H01L31/068 ,  H01L31/0682 ,  H01L31/072 ,  H01L31/18 ,  H01L31/1804 ,  Y02E10/547 ,  Y02P70/521

Abstract: The manufacturing method of a solar cell includes forming a photoelectric conversion unit and forming an electrode connected to the photoelectric conversion unit. The step of forming the electrode includes forming a seed formation layer connected to the photoelectric conversion unit, forming an anti-oxidation layer on the seed formation layer, performing a thermal process such that a material of the seed formation layer and a material of the photoelectric conversion unit react with each other to form a chemical bonding layer at a portion at which the seed formation layer and the photoelectric conversion unit are adjacent to each other, forming a conductive layer and a capping layer on the seed formation layer in a state in which a mask is used on the seed formation layer, and patterning the seed formation layer using either the conductive layer or the capping layer as a mask.

Abstract translation: 太阳能电池的制造方法包括形成光电转换单元并形成连接到光电转换单元的电极。 形成电极的步骤包括形成连接到光电转换单元的种子形成层，在种子形成层上形成抗氧化层，进行热处理，使得种子形成层的材料和光电 转换单元彼此反应以在种子形成层和光电转换单元彼此相邻的部分处形成化学键合层，在种子形成层上形成导电层和覆盖层，其状态是 在种子形成层上使用掩模，并且使用导电层或覆盖层作为掩模来对种子形成层进行图案化。

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。