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公开(公告)号：US11749764B2
公开(公告)日：2023-09-05
申请号：US16125168
申请日：2018-09-07
Inventor： Jeonghun Woo , Jungguen Kim , Yong Song , Daehyun Shin , Junghwan Yeom , Joonho Jeon , Eonjoo Hwang
IPC: H01L31/0475 , H01L31/048 , H05K1/02 , H01L31/05 , H05K1/18 , H01L31/0465 , H02S30/20 , H01L31/02 , E06B9/386 , H02S20/26 , E06B9/24 , H01L31/18 , H02S20/22
CPC classification number: H01L31/0475 , E06B9/386 , H01L31/02008 , H01L31/048 , H01L31/0465 , H01L31/0516 , H02S30/20 , H05K1/0213 , H05K1/181 , E06B9/24 , E06B2009/2476 , H01L31/1876 , H02S20/22 , H02S20/26
Abstract: A solar cell module can include a plurality of solar cells, each solar cell among the plurality of solar cells including a first electrode and a second electrode arranged in parallel on a rear surface of a semiconductor substrate; a substrate including a conductive pattern electrically connecting the plurality of solar cells with each other; and a protective film disposed on the plurality of solar cells on a front surface of the substrate, in which the conductive pattern includes: a plurality of conductive portions, each of the plurality of conductive portions being arranged between two adjacent solar cells among the plurality of solar cells, an electrode portion formed on a rear surface of the substrate, and a connection portion connected to the electrode portion and surrounding a side surface of the substrate.
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公开(公告)号：US20230207712A1
公开(公告)日：2023-06-29
申请号：US18168548
申请日：2023-02-13
Inventor： Jungmin Ha , Sungjin Kim , Juhwa Cheong , Junyong Ahn , Hyungwook Choi , Wonjae Chang , Jaesung Kim
IPC: H01L31/0224 , H01L31/0216 , H01L31/0747 , H01L31/02 , H01L31/0368 , H01L31/077 , H01L31/18
CPC classification number: H01L31/022433 , H01L31/02168 , H01L31/022425 , H01L31/0747 , H01L31/0201 , H01L31/02167 , H01L31/03685 , H01L31/077 , H01L31/1824 , H01L31/1864 , H01L31/1868 , Y02E10/50
Abstract: A solar cell can include a silicon semiconductor substrate; an oxide layer on a first surface of the silicon semiconductor substrate; a polysilicon layer on the oxide layer; a diffusion region at a second surface of the silicon semiconductor substrate; a dielectric film on the polysilicon layer; a first electrode connected to the polysilicon layer through the dielectric film; a passivation film on the diffusion region; and a second electrode connected to the diffusion region through the passivation film.
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公开(公告)号：US11538945B2
公开(公告)日：2022-12-27
申请号：US16560384
申请日：2019-09-04
Inventor： Changseo Park , Yoonsil Jin , Youngho Choe
IPC: H01L31/0216 , H01L31/068 , H01L31/18 , H01L31/0224
Abstract: A bifacial solar cell includes a silicon substrate; an emitter layer; a plurality of first electrodes locally on the emitter layer; a first aluminum oxide layer on the emitter layer; a first silicon oxide layer between the first aluminum oxide layer and the emitter layer; a first anti-reflection layer on the first aluminum oxide layer; a back surface field layer on the silicon substrate; a second aluminum oxide layer on the silicon substrate; a second silicon oxide layer between the second aluminum oxide layer and the silicon substrate; a second anti-reflection layer on the second aluminum oxide layer; and a plurality of second electrodes respectively on the back surface field layers through the second anti-reflection layer, the second aluminum oxide layer and the second silicon oxide layer.
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公开(公告)号：US11824135B2
公开(公告)日：2023-11-21
申请号：US17563971
申请日：2021-12-28
Inventor： Won Jae Chang , Young Gu Do , Sung Jin Kim , Ju Hwa Cheong , Jun Yong Ahn , Hae Jong Cho , Ji Soo Ko
IPC: H01L31/0747 , H01L31/18 , H01L31/0236 , H01L31/0216 , H01L31/0224
CPC classification number: H01L31/182 , H01L31/02168 , H01L31/02363 , H01L31/022425 , H01L31/0747
Abstract: Discussed is a solar cell including a single crystalline silicon substrate, a polycrystalline silicon layer on a back surface and side surfaces of the single crystalline silicon substrate, a diffusion region on a front surface of the single crystalline silicon substrate, a front passivation layer on the diffusion region, a back passivation layer on the polycrystalline silicon layer, a first electrode connected to the diffusion region through the front passivation layer, and a second electrode connected to the polycrystalline silicon layer through the back passivation layer, wherein the side surfaces of the single crystalline silicon substrate includes a first portion without the polycrystalline silicon layer and a second portion with the polycrystalline silicon layer.
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公开(公告)号：US11664468B2
公开(公告)日：2023-05-30
申请号：US15407812
申请日：2017-01-17
Inventor： Sunghyun Hwang , Jinsung Kim , Hyunho Lee , Haejong Cho , Donghae Oh
IPC: H01L31/00 , H01L31/0224 , H01L31/05 , H01L31/068 , H01L31/0216 , H01L31/0352
CPC classification number: H01L31/022433 , H01L31/02167 , H01L31/022425 , H01L31/03529 , H01L31/0504 , H01L31/0508 , H01L31/068 , H01L31/0684 , Y02E10/50 , Y02E10/547
Abstract: A solar cell includes a substrate having a front surface and a back surface; an emitter formed on the front surface of the substrate; a plurality of first electrodes positioned on the emitter and extended in first direction; a plurality of first bus lines positioned on the emitter and extended in second direction crossing to the first direction; a plurality of back surface field regions formed on the back surface of the substrate and extended in the first direction; a plurality of second electrodes positioned on the plurality of back surface field regions and extended in the first direction; and, a plurality of second bus lines extended in the second direction.
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Patent Agency Ranking
公开(公告)号：US20230078624A1
公开(公告)日：2023-03-16
申请号：US17959095
申请日：2022-10-03
Inventor： Wonjae CHANG , Sungjin KIM , Juhwa CHEONG , Junyong AHN
IPC: H01L31/0745 , H01L31/0224 , H01L31/18 , H01L31/0288 , H01L31/0216 , H01L31/0236 , H01L31/0368
Abstract: Disclosed is a solar cell including a semiconductor substrate, and a dopant layer disposed over one surface of the semiconductor substrate and having a crystalline structure different from that of the semiconductor substrate, the dopant layer including a dopant. The dopant layer includes a plurality of semiconductor layers stacked one above another in a thickness direction thereof, and an interface layer interposed therebetween. The interface layer is an oxide layer having a higher concentration of oxygen than that in each of the plurality of semiconductor layers.
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公开(公告)号：US11569394B2
公开(公告)日：2023-01-31
申请号：US16573841
申请日：2019-09-17
Inventor： Donghae Oh , Jinsung Kim
IPC: H01L31/02 , H01L31/0224 , H01L31/048 , H01L31/05
Abstract: A solar cell panel includes a plurality of solar cells including first and second solar cells, and a plurality of wiring members electrically connecting the first and second solar cells. A first electrode of each of the first and second solar cells includes a first bus bar including a plurality of first pad portions. The plurality of first pad portions include a first end pad positioned on one end side of the first bus bar and on which an end of the wiring member is positioned, and a first extension pad positioned on the other end side of the first bus bar and on an extension of the wiring member. An area of the first end pad is different from an area of the first extension pad.
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公开(公告)号：US11538952B2
公开(公告)日：2022-12-27
申请号：US16597105
申请日：2019-10-09
Inventor： Bojoong Kim , Minpyo Kim , Daehee Jang , Hyeyoung Yang
IPC: H01L31/05 , H01L31/0224 , H01L31/068 , H01L31/02
Abstract: A solar cell module is discussed. The solar cell module includes a plurality of solar cells each including a semiconductor substrate and a plurality of first electrodes and a plurality of second electrodes, which are formed on a back surface of the semiconductor substrate and are separated from each other, the plurality of solar cells disposed in a first direction; a plurality of first conductive lines connected to the plurality of first electrodes included in a first solar cell of the plurality of solar cells, and the plurality of first conductive lines extended in the first direction; a plurality of second conductive lines connected to the plurality of second electrodes included in a second solar cell of the plurality of solar cells which is adjacent to the first solar cell, and the plurality of second conductive lines extended in the first direction.
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公开(公告)号：US20230371291A1
公开(公告)日：2023-11-16
申请号：US18360776
申请日：2023-07-27
Inventor： Kyoungsoo LEE , Goohwan SHIM , Ilhyoung JUNG
Abstract: A method for manufacturing a solar cell includes: forming a first photoelectric conversion part including a photoelectric conversion layer including a perovskite compound, a first transport layer, and a second transport layer; and forming a first electrode electrically connected to the first photoelectric conversion part and forming a second electrode electrically connected to the first photoelectric conversion part. The formation of the first photoelectric conversion part includes: forming a first film using a first material constituting the perovskite compound; spraying a second material constituting the perovskite compound on the first film to form a second film; performing a first heat treatment to diffuse the first film and the second film to form the perovskite compound; and performing washing to remove the residual second film residual on the perovskite compound.
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公开(公告)号：US20230163228A1
公开(公告)日：2023-05-25
申请号：US18150270
申请日：2023-01-05
Inventor： Giwon LEE , Goohwan SHIM
IPC: H01L31/0725 , H01G9/20 , H01L31/0216 , H01L31/0224 , H01L31/0236 , H01L31/0368
CPC classification number: H01L31/0725 , H01G9/2072 , H01L31/02168 , H01L31/022425 , H01L31/02363 , H01L31/0368
Abstract: The present invention relates to a tandem solar cell which comprises: a perovskite solar cell comprising a perovskite absorption layer; a silicon solar cell placed under the perovskite solar cell; a junction layer placed between the perovskite solar cell and the silicon solar cell; an upper electrode placed on the perovskite solar cell; and a lower electrode placed under the silicon solar cell.
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