公开(公告)号：US10854764B2

公开(公告)日：2020-12-01

申请号：US14258638

申请日：2014-04-22

Applicant: LG Electronics Inc.

Inventor： Minho Choi ,  Hyunjung Park ,  Junghoon Choi

IPC: H01L31/0216 ,  H01L31/0745 ,  H01L31/18 ,  H01L31/0747 ,  H01L31/072 ,  H01L31/0224

Abstract: A solar cell includes a semiconductor substrate, a tunneling layer on one surface of the semiconductor substrate, a first conductive type area on the tunneling layer, a second conductive type area on the tunneling layer such that the second conductive type area is separated from the first conductive type area, and a barrier area interposed between the first conductive type area and the second conductive type area such that the barrier area separates the first conductive type area from the second conductive type area.

公开(公告)号：US20200266756A1

公开(公告)日：2020-08-20

申请号：US16787940

申请日：2020-02-11

Applicant: LG Electronics Inc.

Inventor： Chungyi Kim ,  Junghoon Choi ,  Jeongkyu Kim

IPC: H02S20/26 ,  H01L31/0216 ,  H01L31/0236 ,  H01L31/048

Abstract: A solar cell panel according to an exemplary embodiment of the present disclosure comprises a first base member, an exterior forming portion formed on the first base member and made of an oxide ceramic composition, and a first cover member or glass substrate comprising a colored portion or cover portion.

公开(公告)号：US10256364B2

公开(公告)日：2019-04-09

申请号：US15858016

申请日：2017-12-29

Applicant: LG ELECTRONICS INC.

Inventor： Youngsung Yang ,  Hyungjin Kwon ,  Chungyi Kim ,  Junghoon Choi

IPC: H01L21/00 ,  H01L31/18 ,  H01L31/0216 ,  H01L31/068 ,  H01L21/02

Abstract: A method of manufacturing a solar cell, the method includes forming a protective film over a semiconductor substrate, the semiconductor substrate including a base area of a first conductive type and formed of crystalline silicon, wherein the forming of the protective film includes a heat treatment process performed at a heat treatment temperature of approximately 600 degrees Celsius or more under a gas atmosphere including nitrogen, and wherein the heat treatment process includes: a main section, during which the heat treatment temperature is maintained, a temperature increase section before the main section, during which an increase in temperature occurs from an introduction temperature to the heat treatment temperature, and a temperature reduction section after the main section, during which a decrease in temperature occurs from the heat treatment temperature to a discharge temperature.

公开(公告)号：US09356182B2

公开(公告)日：2016-05-31

申请号：US14555155

申请日：2014-11-26

Applicant: LG ELECTRONICS INC.

Inventor： Youngsung Yang ,  Junghoon Choi ,  Hyunjung Park

IPC: H01L29/66 ,  H01L31/18 ,  H01L31/0224 ,  H01L21/266 ,  H01L31/0747 ,  H01L31/0352

CPC classification number: H01L31/1804 ,  H01L21/266 ,  H01L31/022441 ,  H01L31/03529 ,  H01L31/0747 ,  H01L31/1864 ,  Y02E10/547 ,  Y02P70/521

Abstract: A solar cell is discussed. The solar cell according to an embodiment includes a semiconductor substrate, a first conductive type region and a second conductive type region disposed on the same side of the semiconductor substrate, wherein at least one of the first and second conductive type regions includes a main region and a boundary region disposed at a peripheral portion of the main region, and the boundary region has at least one of a varying doping concentration and a varying doping depth.

Abstract translation: 讨论太阳能电池。 根据实施例的太阳能电池包括半导体衬底，第一导电类型区域和设置在半导体衬底的同一侧上的第二导电类型区域，其中第一和第二导电类型区域中的至少一个包括主区域和 边界区域，设置在主区域的周边部分，并且边界区域具有改变的掺杂浓度和变化的掺杂深度中的至少一个。

公开(公告)号：US20140311567A1

公开(公告)日：2014-10-23

申请号：US14258638

申请日：2014-04-22

Applicant: LG Electronics Inc.

Inventor： Minho Choi ,  Hyunjung Park ,  Junghoon Choi

IPC: H01L31/0216 ,  H01L31/18

CPC classification number: H01L31/02167 ,  H01L31/022441 ,  H01L31/072 ,  H01L31/0745 ,  H01L31/0747 ,  H01L31/1804 ,  Y02E10/547 ,  Y02P70/521

Abstract: A solar cell includes a semiconductor substrate, a tunneling layer on one surface of the semiconductor substrate, a first conductive type area on the tunneling layer, a second conductive type area on the tunneling layer such that the second conductive type area is separated from the first conductive type area, and a barrier area interposed between the first conductive type area and the second conductive type area such that the barrier area separates the first conductive type area from the second conductive type area.

Abstract translation: 太阳能电池包括半导体衬底，在半导体衬底的一个表面上的隧道层，隧道层上的第一导电类型区域，隧道层上的第二导电类型区域，使得第二导电类型区域与第一导电类型区域 导电型区域和介于第一导电类型区域和第二导电类型区域之间的阻挡区域，使得阻挡区域将第一导电类型区域与第二导电类型区域分离。