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公开(公告)号：US10319984B2
公开(公告)日：2019-06-11
申请号：US15489790
申请日：2017-04-18
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Hwiyeol Park , Hojung Yang , Huisu Jeong , Kyounghwan Kim , Junhyeong Lee , Sungjin Lim , Jin S. Heo
IPC: H01M4/131 , H01M4/04 , H01M4/134 , H01M4/36 , H01M4/38 , H01M4/505 , H01M4/525 , H01M10/0525 , H01M4/13 , H01M4/62 , H01M10/04 , H01M4/02 , H01M10/052 , H01M10/0585
Abstract: A three-dimensional (“3D”) electrode structure includes a current collecting layer, a plurality of plates protruding from the current collecting layer and including an active material, and a base layer provided between the current collecting layer and the plurality of plates. The base layer includes an active material-metal sintered composite. The plurality of plates includes an active material-metal sintered composite. A metal content of the active material-metal sintered composite of the plurality of plates is less than a metal content of the active material-metal sintered composite of the base layer. At least one partition wall supporting the plurality of plates is further provided on the base layer.
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公开(公告)号：US20190051942A1
公开(公告)日：2019-02-14
申请号：US16003641
申请日：2018-06-08
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Huisu Jeong , Kyounghwan Kim , Hwiyeol Park , Junhyeong Lee , Sungjin Lim , Jin S. Heo
IPC: H01M10/0583 , H01M10/0525 , H01M4/485 , H01M4/131
Abstract: A secondary battery may include a plurality of cathode layers which have a porous structure including a plurality of pores, have a flat plate-shape, and are arranged to be spaced apart from each other in a direction. The secondary battery further includes an electrolyte layer including a first electrolyte film and a second electrolyte film, where the first electrolyte film surrounds external surfaces of the cathode layers, and the second electrolyte film is disposed in the pores of the cathode layers. The secondary battery further includes an anode layer surrounding the first electrolyte film.
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公开(公告)号：US20180130993A1
公开(公告)日：2018-05-10
申请号：US15711429
申请日：2017-09-21
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Hojung Yang , Kyounghwan Kim , Hwiyeol Park , Sungjin Lim , Huisu Jeong , Jin S. Heo
IPC: H01M2/24 , H01M10/052 , H01M2/04
CPC classification number: H01M2/24 , H01M2/0417 , H01M10/0454 , H01M10/0481 , H01M10/052 , H01M10/0562 , H01M10/058 , H01M2300/0068
Abstract: A plurality of unit cells is stacked on each other in a secondary battery, and each of the plurality of unit cells includes first and second collector layers, which are spaced apart from each other, and a 3-dimensional (“3D”) electrode structure provided between the first and second collector layers and having an outer side surface that is externally exposed and insulated, wherein, in the plurality of unit cells, the first collector layers are stacked to face each other and the second collector layers are stacked to face each other.
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公开(公告)号：US20180114973A1
公开(公告)日：2018-04-26
申请号：US15489790
申请日：2017-04-18
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Hwiyeol Park , Hojung Yang , Huisu Jeong , Kyounghwan Kim , Junhyeong Lee , Sungjin Lim , Jin S. Heo
CPC classification number: H01M4/131 , H01M4/0471 , H01M4/13 , H01M4/134 , H01M4/364 , H01M4/38 , H01M4/505 , H01M4/525 , H01M4/626 , H01M10/04 , H01M10/0436 , H01M10/052 , H01M10/0525 , H01M10/0585 , H01M2004/027 , H01M2004/028 , H01M2220/30
Abstract: A three-dimensional (“3D”) electrode structure includes a current collecting layer, a plurality of plates protruding from the current collecting layer and including an active material, and a base layer provided between the current collecting layer and the plurality of plates. The base layer includes an active material-metal sintered composite. The plurality of plates includes an active material-metal sintered composite. A metal content of the active material-metal sintered composite of the plurality of plates is less than a metal content of the active material-metal sintered composite of the base layer. At least one partition wall supporting the plurality of plates is further provided on the base layer.
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公开(公告)号：US20180013119A1
公开(公告)日：2018-01-11
申请号：US15397958
申请日：2017-01-04
Applicant: Samsung Electronics Co., Ltd.
Inventor： Hojung Yang , Hwiyeol Park , Jin S. Heo , Kyounghwan Kim , Sungjin Lim , Huisu Jeong , Junhyeong Lee
CPC classification number: H01M2/204 , H01M2/206 , H01M4/70 , H01M4/72 , H01M2220/30
Abstract: A battery structure including a positive electrode current collector layer; a plurality of battery modules on the positive electrode current collector layer and spaced apart from one another; and a negative electrode current collector layer on the battery modules, opposite to the positive electrode current collector layer, wherein each battery module of the plurality of battery modules includes a plurality of first positive active material layers which are in electrical contact with the positive electrode current collector layer and disposed in a direction protruding from the positive electrode current collector layer; a plurality of first negative active material layers which are in electrical contact with the negative electrode current collector layer and disposed in a direction protruding from the negative electrode current collector layer; and an electrolyte layer between the first positive active material layers and the first negative active material layers.
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Patent Agency Ranking
公开(公告)号：US09786832B2
公开(公告)日：2017-10-10
申请号：US14589182
申请日：2015-01-05
Inventor： Abdessattar Abdelkefi , Nathan Sharpes , Shashank Priya , Muhammad R. Hajj , Kyunghoon Cho , Hwiyeol Park , Jin S. Heo
IPC: H01L41/113 , H02N2/18 , H01L41/053 , H02N1/08 , H02K35/02 , H02N2/00
CPC classification number: H01L41/1136 , H01L41/053 , H02K35/02 , H02N1/08 , H02N2/188 , H02N2/22
Abstract: An energy harvester for converting vibration energy into electrical energy and harvesting the electrical energy includes: a base; a clamping structure which is supported by the base and is spaced apart from the base; an elastic member which is disposed between the base and the clamping structure and allows the clamping structure to be elastically moved relative to the base; and a cantilever structure including a cantilever beam having one side fixed to the clamping structure and the other side which is elastically bendable, and a mass body disposed on the cantilever beam.
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公开(公告)号：US12211996B2
公开(公告)日：2025-01-28
申请号：US18220919
申请日：2023-07-12
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Huisu Jeong , Hwiyeol Park , Kyounghwan Kim , Jeongkuk Shon , Junhyeong Lee , Sungjin Lim , Jin S. Heo
IPC: H01M4/36 , H01M4/04 , H01M4/131 , H01M4/1391 , H01M4/66 , H01M10/0525 , H01M50/46
Abstract: A battery includes a cathode layer, a cathode current collector on the cathode layer, an anode layer on the cathode layer, an anode current collector on the anode layer, a separator between the cathode layer and the anode layer, and an electrolyte, wherein the cathode layer includes a plurality of crystal grains of a cathode active material and aligned in a first direction, and at least one groove formed in a direction perpendicular to an upper surface of the cathode layer that is in contact with the separator, and wherein a side surface of the cathode layer exposed by the at least one groove is aligned with a crystal direction, a crystal direction, wherein h and k are integers greater than or equal to 1, or a combination thereof, of the crystal grains of the cathode active material.
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公开(公告)号：US11682769B2
公开(公告)日：2023-06-20
申请号：US17080924
申请日：2020-10-27
Applicant: Samsung Electronics Co., Ltd.
Inventor： Hojung Yang , Kyounghwan Kim , Hwiyeol Park , Jin S. Heo , Sungjin Lim , Huisu Jeong
IPC: H01M4/78 , H01M10/04 , H01M10/052 , H01M10/058 , H01M4/04 , H01M4/66 , H01M10/0525
CPC classification number: H01M4/78 , H01M4/0445 , H01M4/661 , H01M10/0445 , H01M10/052 , H01M10/058 , H01M10/0525 , H01M2220/30
Abstract: An electrochemical device including a positive electrode current collector; a first protruding portion including a plurality of positive electrodes in electrical contact with the positive electrode current collector, and a first dented portion disposed between each positive electrode of the plurality of positive electrodes; an electrolyte layer including a second protruding portion and a second dented portion respectively disposed on the first protruding portion including the plurality of positive electrodes and the first dented portion disposed between each positive electrode of the plurality of positive electrodes; and a negative electrode current collector layer including a third protruding portion and a third dented portion respectively disposed on the second protruding portion and the second dented portion of the electrolyte layer.
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公开(公告)号：US11476522B2
公开(公告)日：2022-10-18
申请号：US16154944
申请日：2018-10-09
Applicant: Samsung Electronics Co., Ltd.
Inventor： Heungchan Lee , Dongmin Im , Hwiyeol Park , Hyunchul Lee , Huisu Jeong , Junhyeong Lee , Jin S. Heo
Abstract: A metal metal-air battery includes: an anode layer including a metal, a cathode layer spaced apart from the anode layer and including a hybrid conductive material having both electron conductivity and ionic conductivity; and a separator disposed between the anode layer and the cathode layer, wherein the hybrid conductive material includes a channel for metal ion transfer from the anode layer and a channel for electron transfer between the cathode and the anode.
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公开(公告)号：US11133502B2
公开(公告)日：2021-09-28
申请号：US16170581
申请日：2018-10-25
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Kyunghoon Cho , Seunghoon Nam , Hwiyeol Park , Hojung Yang , Huisu Jeong , Jin S. Heo
IPC: H01M4/525 , H01M4/131 , H01M4/04 , H01M4/505 , H01M4/1391 , C30B28/02 , C30B29/22 , H01M4/134 , H01M4/1395 , H01M4/38 , H01M10/0525 , H01M10/0562 , H01M10/052 , H01M10/0583 , H01M4/02
Abstract: A cathode includes a cathode collector layer, and a cathode active material layer on a surface of the cathode collector layer. The cathode active material layer includes a sintered polycrystalline material having a plurality of crystal grains of a lithium-based oxide, and each of the plurality of crystal grains includes a seed template, and a matrix crystal around the seed template, where the seed template is a single crystal and having a shape of a plate.
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