公开(公告)号：US11665836B2

公开(公告)日：2023-05-30

申请号：US17473885

申请日：2021-09-13

Applicant: LG ELECTRONICS INC.

Inventor： Dongsung Kim ,  Wonseok Joo ,  Sangwook Park

IPC: H05K5/00 ,  H05K5/02 ,  G06F1/16 ,  H05K5/03

CPC classification number: H05K5/0017 ,  H05K5/0213 ,  H05K5/0217 ,  H05K5/03 ,  G06F1/1652

Abstract: An electronic apparatus according to example embodiments may include a flexible display, a frame part configured to support the flexible display, and a rear cover attached to an outer surface of the frame part to cover at least a portion of the frame part, wherein the rear cover is disposed to be detachable from the frame part based on an electrical signal. Other various embodiments are also possible.

公开(公告)号：US11147171B2

公开(公告)日：2021-10-12

申请号：US16857048

申请日：2020-04-23

Applicant: LG ELECTRONICS INC.

Inventor： Dongsung Kim ,  Wonseok Joo ,  Sangwook Park

IPC: H05K5/00 ,  H05K5/02 ,  H05K5/03 ,  G06F1/16

Abstract: An electronic apparatus according to example embodiments may include a flexible display, a frame part configured to support the flexible display, and a rear cover attached to an outer surface of the frame part to cover at least a portion of the frame part, wherein the rear cover is disposed to be detachable from the frame part based on an electrical signal. Other various embodiments are also possible.

公开(公告)号：US10483409B2

公开(公告)日：2019-11-19

申请号：US16113853

申请日：2018-08-27

Applicant: LG ELECTRONICS INC.

Inventor： Seunghwan Shim ,  Kisu Kim ,  Eunae Yoon ,  Yuju Hwang ,  Younghyun Lee ,  Sangwook Park

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

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：US20180138345A1

公开(公告)日：2018-05-17

申请号：US15816692

申请日：2017-11-17

Applicant: LG ELECTRONICS INC.

Inventor： Jungmin Ha ,  Seungyoon Lee ,  Sangwook Park

IPC: H01L31/05 ,  H01L31/0224

Abstract: Provided is a solar cell including: a semiconductor substrate; a conductive area disposed on one surface of the semiconductor substrate; a first electrode line disposed on the conductive area and extending in a first direction; and a second electrode line disposed on the conductive area and extending in a second direction different from the first direction, wherein the first electrode line includes first particles having a spherical shape and a first average diameter, and the second electrode line includes the first particles and second particles, the second particles having a non-spherical shape and a second average diameter.

公开(公告)号：US09698300B2

公开(公告)日：2017-07-04

申请号：US14733620

申请日：2015-06-08

Applicant: LG ELECTRONICS INC.

Inventor： Kyoungsoo Lee ,  Minho Choi ,  Jinhyung Lee ,  Gyeayoung Kwag ,  Sangwook Park

IPC: H01L21/00 ,  H01L31/18 ,  H01L21/30

CPC classification number: H01L31/1864 ,  H01L21/3003 ,  H01L31/1868 ,  Y02E10/50 ,  Y02P70/521

Abstract: A method of manufacturing a solar cell is discussed. The method of manufacturing the solar cell includes: forming a conductive region on a semiconductor substrate; forming an electrode connected to the conductive region; and post-processing the semiconductor substrate to passivate the semiconductor substrate. The post-processing of the semiconductor substrate comprises a main processing process for heat-treating the semiconductor substrate while providing light to the semiconductor substrate. A temperature of the main processing process is about 100° C. to about 800° C., and the temperature and light intensity of the main processing process satisfy Equation of 1750−31.8·T+(0.16)·T2≦I. Here, T is the temperate (° C.) of the main processing process, and I is the light intensity (mW/cm2) of the main processing process.

公开(公告)号：US09202948B2

公开(公告)日：2015-12-01

申请号：US13671262

申请日：2012-11-07

Applicant: LG ELECTRONICS INC.

Inventor： Younghyun Lee ,  Sangwook Park ,  Yoonsil Jin

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

CPC classification number: H01L31/022433 ,  H01L31/0224 ,  H01L31/068 ,  H01L31/1804 ,  Y02E10/547 ,  Y02P70/521

Abstract: A solar cell includes a substrate, a selective emitter region which is positioned at the substrate and includes a lightly doped region and a heavily doped region, a first dielectric layer which is positioned on the selective emitter region and includes a plurality of first openings, which are separated from one another, and a plurality of second openings positioned around the plurality of first openings, a first electrode connected to the selective emitter region through the plurality of first openings and the plurality of second openings, and a second electrode which is positioned on the substrate and is connected to the substrate. The plurality of first openings and the plurality of second openings each have a different plane shape. The plane shape of the first opening has a line shape, and the plane shape of the second opening has a dot shape.

Abstract translation: 太阳能电池包括基板，选择性发射极区域，其位于基板处并且包括轻掺杂区域和重掺杂区域;第一介电层，其位于选择性发射极区域上并且包括多个第一开口， 彼此分离，并且围绕多个第一开口定位的多个第二开口，通过多个第一开口和多个第二开口连接到选择性发射极区域的第一电极和位于 衬底并连接到衬底。 多个第一开口和多个第二开口各自具有不同的平面形状。 第一开口的平面形状为线状，第二开口的平面形状为点状。

公开(公告)号：US20140020747A1

公开(公告)日：2014-01-23

申请号：US13837668

申请日：2013-03-15

Applicant: LG ELECTRONICS INC.

Inventor： Kisu Kim ,  Younghyun Lee ,  Sangwook Park

IPC: H01L31/0224

CPC classification number: H01L31/022441 ,  H01L31/022425 ,  H01L31/0236 ,  H01L31/02363 ,  H01L31/068 ,  Y02E10/547

Abstract: A method of manufacturing a solar cell includes: forming a dopant layer by doping a dopant to a semiconductor substrate; and forming an electrode electrically connected to the dopant layer. The forming of the electrode includes forming a metal layer on the dopant layer; and heat-treating the metal layer to form a first layer and a second layer. In the heat-treating of the metal layer, a portion of the metal layer adjacent to the semiconductor substrate forms the first layer including a compound formed by a reaction of the metal layer and the semiconductor substrate, and a remaining portion of the metal layer forms the second layer that covers the first layer.

Abstract translation: 制造太阳能电池的方法包括：通过将掺杂剂掺杂到半导体衬底来形成掺杂剂层; 以及形成电连接到所述掺杂剂层的电极。 电极的形成包括在掺杂剂层上形成金属层; 并且对所述金属层进行热处理以形成第一层和第二层。 在金属层的热处理中，与半导体衬底相邻的金属层的一部分形成第一层，该第一层包括由金属层和半导体衬底的反应形成的化合物，并且金属层的剩余部分形成 覆盖第一层的第二层。

公开(公告)号：US10510908B2

公开(公告)日：2019-12-17

申请号：US15465026

申请日：2017-03-21

Applicant: LG ELECTRONICS INC.

Inventor： Jinhyung Lee ,  Jungmin Ha ,  Sangwook Park

IPC: H01L31/02 ,  H01L31/0224 ,  H01L31/048 ,  H01L31/05 ,  H01L31/0747 ,  H01L31/075

Abstract: A solar cell panel includes a first solar cell and a second solar cell; and a plurality of leads connecting the first solar cell and the second solar cell. Each of the first solar cell and the second solar cell includes: a first electrode including a plurality of finger lines in a first direction and a plurality of first bus bars in a second direction crossing the first direction; and a second electrode including a plurality of second bus bars in the second direction. The plurality of leads have a diameter or width of 100 to 500 μm, and include 6 or more leads arranged at one surface side of the first or second solar cell. The plurality of leads are connected to the plurality of first bus bars of the first solar cell and the plurality of second bus bars of the second solar cell by a solder layer, respectively.

公开(公告)号：US10461213B2

公开(公告)日：2019-10-29

申请号：US15924976

申请日：2018-03-19

Applicant: LG ELECTRONICS INC.

Inventor： Kyoungsoo Lee ,  Sangwook Park

IPC: H01L31/20 ,  H01L31/0376 ,  H01L31/18 ,  H01L31/0224 ,  H01L31/0747

Abstract: A method of manufacturing a solar cell includes forming a photoelectric converter including an amorphous semiconductor layer, forming an electrode connected to the photoelectric converter, and performing a post-treatment by providing light to the photoelectric converter and the electrode, wherein, in the performing of the post-treatment, a plasma lighting system (PLS) is used as a light source, and a processing temperature is within a range from about 100° C. to about 300° C.

公开(公告)号：US10141457B2

公开(公告)日：2018-11-27

申请号：US13798355

申请日：2013-03-13

Applicant: LG Electronics Inc.

Inventor： Seunghwan Shim ,  Kisu Kim ,  Eunhye Youn ,  Yuju Hwang ,  Younghyun Lee ,  Sangwook Park

IPC: H01L31/00 ,  H01L31/0216 ,  H01L31/0224 ,  H01L31/068 ,  H01L31/0745 ,  H01L31/0747

Abstract: A solar cell includes a semiconductor substrate of a first conductive type, an emitter region having a second conductive type different from the first conductive type and positioned at a first surface of the semiconductor substrate, a semiconductor region positioned directly on a second surface opposite the first surface of the semiconductor substrate, forming a charge accumulation layer on the second surface of the semiconductor substrate, and containing impurities of the first conductive type, a first electrode positioned on the first surface of the semiconductor substrate and coupled to the emitter region, and a second electrode positioned on the second surface of the semiconductor substrate and coupled to the semiconductor substrate.