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1. 发明申请

US20140311562A1 SOLAR CELL 审中-公开
标题翻译：太阳能电池
公开(公告)号：US20140311562A1
公开(公告)日：2014-10-23
申请号：US14257461
申请日：2014-04-21
申请人： LG ELECTRONICS INC.
发明人： Myungjun SHIN , Taeyoung KWON , Youngwook KIM , Hansang KIM , Haejong CHO
IPC分类号： H01L31/0224
CPC分类号： H01L31/022433 , Y02E10/50
摘要： Disclosed is a solar cell including a semiconductor substrate, an emitter layer formed at the semiconductor substrate, the emitter layer being a conductive type different from that of the semiconductor substrate, a back surface field layer formed at the semiconductor substrate, the back surface field layer being the same conductive type as that of the semiconductor substrate, a first electrode electrically connected to the emitter layer, and a second electrode electrically connected to the back surface field layer. The second electrode includes a plurality of finger electrodes arranged at a first pitch, the back surface field layer includes a plurality of first portions corresponding to the respective finger electrodes, and at least one connecting projection protrudes from any one of each finger electrode and each first portion.
摘要翻译：公开了一种太阳能电池，其包括半导体衬底，形成在半导体衬底处的发射极层，发射极层是与半导体衬底不同的导电类型，形成在半导体衬底处的背表面场层，背面场层与半导体衬底相同的导电类型，电连接到发射极层的第一电极和与背表面场层电连接的第二电极。第二电极包括以第一间距布置的多个指状电极，背面场层包括对应于各个手指电极的多个第一部分，并且至少一个连接突起从每个指状电极和每个第一电极中的任一个突出一部分。

2. 发明申请

US20190259904A1 SOLAR CELL 审中-公开
公开(公告)号：US20190259904A1
公开(公告)日：2019-08-22
申请号：US16404102
申请日：2019-05-06
申请人： LG Electronics Inc.
发明人： Sungjin KIM , Taeyoung KWON , Seongeun LEE , Gyeayoung KWAG
IPC分类号： H01L31/18 , H01L31/0224
摘要： A solar cell includes a photoelectric conversion layer; and a front electrode on the photoelectric conversion layer, wherein the front electrode includes a plurality of first finger electrodes; a plurality of second finger electrodes; a bus electrode directly connected to at least one of the plurality of first finger electrodes; a plurality of connecting electrodes connected to the plurality of second finger electrodes, the plurality of connecting electrodes forming at least one space therebetween; and an auxiliary electrode formed at the at least one space, wherein the auxiliary electrode connects at least two connecting electrodes of the plurality of connecting electrodes.

3. 发明申请

US20150333199A1 SOLAR CELL 审中-公开
标题翻译：太阳能电池
公开(公告)号：US20150333199A1
公开(公告)日：2015-11-19
申请号：US14810169
申请日：2015-07-27
申请人： LG Electronics Inc.
发明人： Sungjin KIM , Taeyoung KWON , Seongeun LEE , Gyeayoung KWAG
IPC分类号： H01L31/0224
CPC分类号： H01L31/1804 , H01L31/022433 , Y02E10/547 , Y02P70/521
摘要： A solar cell is discussed, which includes a pair of connecting electrodes having a portion having a width smaller than a width of a plurality of bus bar electrodes, and the pair of connecting electrodes connects a plurality of second finger electrodes to both sides of an end of one of the plurality of bus bar electrodes, respectively, wherein the end of the one of the plurality of bus bar electrodes being positioned in a second direction, wherein an area not including the plurality of second finger electrodes is positioned between the pair of connecting electrodes, and wherein an auxiliary electrode not connected to the plurality of second finger electrodes and having a width smaller than the width of the plurality of bus bar electrodes is disposed in the area not including the plurality of second finger electrodes.
摘要翻译：讨论了一种太阳能电池，其包括一对具有宽度小于多个母线电极的宽度的部分的连接电极，并且该对连接电极将多个第二指状电极连接到端部的两侧所述多个汇流条电极中的一个位于所述多个汇流条电极之间，其中所述多个母线电极中的一个的端部位于第二方向，其中不包括所述多个第二指状电极的区域位于所述一对连接电极，并且其中未连接到所述多个第二指状电极并且具有小于所述多个母线电极的宽度的宽度的辅助电极设置在不包括所述多个第二指状电极的区域中。

4. 发明申请

US20170256670A1 SOLAR CELL 审中-公开
公开(公告)号：US20170256670A1
公开(公告)日：2017-09-07
申请号：US15601370
申请日：2017-05-22
申请人： LG ELECTRONICS INC.
发明人： Sungjin KIM , Taeyoung KWON , Seongeun LEE , Gyeayoung KWAG
IPC分类号： H01L31/18 , H01L31/0224
CPC分类号： H01L31/1804 , H01L31/022433 , Y02E10/547 , Y02P70/521
摘要： A solar cell includes a photoelectric conversion layer; and a front electrode on the photoelectric conversion layer, wherein the front electrode includes a plurality of first finger electrodes; a plurality of second finger electrodes; a bus electrode directly connected to at least one of the plurality of first finger electrodes; a plurality of connecting electrodes connected to the plurality of second finger electrodes, the plurality of connecting electrodes forming at least one space therebetween; and an auxiliary electrode formed at the at least one space, wherein the auxiliary electrode connects at least two connecting electrodes of the plurality of connecting electrodes.

5. 发明申请

US20140065757A1 METHOD FOR MANUFACTURING SOLAR CELL 有权
标题翻译：制造太阳能电池的方法
公开(公告)号：US20140065757A1
公开(公告)日：2014-03-06
申请号：US13890931
申请日：2013-05-09
申请人： LG Electronics Inc.
发明人： Mann YI , Jeonghyo KWON , Seongeun LEE , Taeyoung KWON
IPC分类号： H01L31/0236
CPC分类号： H01L31/0236 , H01L21/02054 , H01L31/02167 , H01L31/02168 , H01L31/02363 , H01L31/068 , Y02E10/52 , Y02E10/547
摘要： A method for manufacturing a solar cell includes performing a dry etching process to form a textured surface including a plurality of minute protrusions on a first surface of a semiconductor substrate, performing a first cleansing process for removing damaged portions of surfaces of the minute protrusions using a basic chemical and removing impurities adsorbed on the surfaces of the minute protrusions, performing a second cleansing process for removing impurities remaining or again adsorbed on the surfaces of the minute protrusions using an acid chemical after performing the first cleansing process, and forming an emitter region at the first surface of the semiconductor substrate.
摘要翻译：一种制造太阳能电池的方法包括：在半导体衬底的第一表面上进行干蚀刻工艺以形成包括多个微小突起的纹理化表面，使用第一清洁工艺去除微小突起的损伤部分，基本化学和去除吸附在微小突起表面上的杂质，进行第二次清洁处理，以在第一次清洁处理之后，使用酸性化学品除去残留或再次吸附在微小突起的表面上的杂质，以及形成发射极区域半导体衬底的第一表面。

6. 发明申请

US20130186457A1 SOLAR CELL, SOLAR CELL MANUFACTURING DEVICE, AND METHOD FOR MANUFACTURING THE SAME 有权
标题翻译：太阳能电池，太阳能电池制造装置及其制造方法
公开(公告)号：US20130186457A1
公开(公告)日：2013-07-25
申请号：US13626707
申请日：2012-09-25
申请人： LG Electronics Inc.
发明人： Gyeayoung KWAG , Sungbong MA , Sungyeon CHO , Myungjun SHIN , Taeyoung KWON , Haejong CHO
IPC分类号： H01L31/065 , H01L31/18
CPC分类号： H01J37/3171 , H01J37/317 , H01J2237/31703 , H01J2237/31711 , H01L31/068 , H01L31/1804 , Y02E10/547 , Y02P70/521
摘要： A solar cell, a solar cell manufacturing device, and a method for manufacturing the solar cell are discussed. The solar cell manufacturing device includes a chamber; an ion implantation unit configured to implant ions into a substrate inside the chamber and a mask positioned between the ion implantation unit and the substrate. The mask includes a first opening to form a lightly doped region having a first concentration at one surface of the substrate, a second opening to form a heavily doped region having a second concentration higher than the first concentration at the one surface of the substrate, and at least one connector formed to cross the second opening. The second opening includes finger openings formed in a first direction, and bus openings formed in a second direction crossing the first direction.
摘要翻译：讨论太阳能电池，太阳能电池制造装置和太阳能电池的制造方法。太阳能电池制造装置包括：室; 离子注入单元，被配置为将离子注入到腔室内的衬底中，以及掩模，其位于离子注入单元和衬底之间。掩模包括第一开口以形成在衬底的一个表面处具有第一浓度的轻掺杂区域，第二开口以形成在衬底的一个表面处具有高于第一浓度的第二浓度的重掺杂区域，以及形成为穿过第二开口的至少一个连接器。第二开口包括沿第一方向形成的指形开口和沿与第一方向交叉的第二方向形成的总线开口。

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