公开(公告)号：US11742516B2

公开(公告)日：2023-08-29

申请号：US17076019

申请日：2020-10-21

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sungjin Lim ,  Huisu Jeong ,  Jin S. Heo ,  Kyounghwan Kim ,  Mokwon Kim ,  Hwiyeol Park

IPC: H01M10/0562 ,  H01M4/04 ,  H01M4/131 ,  H01M4/134 ,  H01M4/36 ,  H01M4/66 ,  H01M10/0585

CPC classification number: H01M10/0562 ,  H01M4/0471 ,  H01M4/131 ,  H01M4/134 ,  H01M4/364 ,  H01M4/366 ,  H01M4/667 ,  H01M10/0585

Abstract: A solid electrolyte-cathode assembly including a plurality of cathode layers spaced apart from each other in a first direction, and an electrolyte layer including an amorphous solid electrolyte and a crystalline solid electrolyte including a plurality of crystalline solid electrolyte particles, wherein the amorphous solid electrolyte is on a surface of a cathode layer of the plurality of cathode layers and the crystalline solid electrolyte is within the amorphous solid electrolyte.

公开(公告)号：US11715823B2

公开(公告)日：2023-08-01

申请号：US16658635

申请日：2019-10-21

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hwiyeol Park ,  Huisu Jeong ,  Kyounghwan Kim ,  Jeongkuk Shon ,  Junhyeong Lee ,  Sungjin Lim ,  Jin S. Heo

IPC: H01M4/36 ,  H01M4/139 ,  H01M4/485 ,  H01M4/58 ,  H01M10/0525 ,  H01M4/02 ,  H01M4/04

CPC classification number: H01M4/366 ,  H01M4/043 ,  H01M4/0471 ,  H01M4/139 ,  H01M4/485 ,  H01M4/5825 ,  H01M10/0525 ,  H01M2004/021

Abstract: An electrode structure includes a base layer including a first active material, and a plurality of active material plates on a first surface of the base layer and spaced apart from one another, the plurality of active material plates including a second active material. An active material density of the base layer is less than an active material density of an active material plate of the plurality of active material plates.

公开(公告)号：US11688886B2

公开(公告)日：2023-06-27

申请号：US16951222

申请日：2020-11-18

Applicant: Samsung Electronics Co., Ltd.

Inventor： Kyounghwan Kim ,  Sungjin Lim ,  Hwiyeol Park ,  Jin S. Heo ,  Hojung Yang ,  Huisu Jeong

IPC: H01M4/131 ,  H01M4/136 ,  H01M4/1397 ,  H01M4/62 ,  H01M4/1391 ,  H01M4/505 ,  H01M4/525 ,  H01M4/58 ,  H01M10/0525 ,  H01M10/0562 ,  H01M4/485 ,  H01M10/42 ,  C23C16/30 ,  C23C16/40 ,  H01M50/431 ,  C23C14/06 ,  C23C14/08 ,  C23C14/34 ,  C23C16/455 ,  H01M4/38

CPC classification number: H01M10/4235 ,  C23C14/0623 ,  C23C14/08 ,  C23C14/34 ,  C23C16/305 ,  C23C16/40 ,  C23C16/45525 ,  H01M4/131 ,  H01M4/136 ,  H01M4/1391 ,  H01M4/1397 ,  H01M4/505 ,  H01M4/525 ,  H01M4/5825 ,  H01M4/62 ,  H01M10/0525 ,  H01M10/0562 ,  H01M50/431 ,  H01M4/382 ,  H01M4/485 ,  H01M2300/0068 ,  H01M2300/0071

Abstract: A three-dimensional all-solid-state lithium ion batteries including a cathode protection layer, the battery including: a cathode including a plurality of plates which are vertically disposed on a cathode current collector; a cathode protection layer disposed on a surfaces of the cathode and the cathode current collector; a solid state electrolyte layer disposed on the cathode protection layer; an anode disposed on the solid state electrolyte layer; and an anode current collector disposed on the anode, wherein the cathode protection layer is between the cathode and the solid state electrolyte layer, and wherein the solid state electrolyte layer is between the cathode protection layer and the anode.

公开(公告)号：US20230008711A1

公开(公告)日：2023-01-12

申请号：US17856119

申请日：2022-07-01

Applicant: Samsung Electronics Co., Ltd.

Inventor： Huisu Jeong ,  Kyounghwan Kim ,  Joungwon Park ,  Jeongkuk Shon ,  Jinsuck Heo

IPC: H01M4/36 ,  H01M10/052 ,  H01M4/525 ,  H01M4/505 ,  H01M4/485 ,  H01M4/1315 ,  H01M4/13915 ,  H01M4/04

Abstract: A cathode including: a cathode current collector; and a cathode active material layer disposed on the cathode current collector and including a first surface, and a second surface opposite the first surface and adjacent to the cathode current collector, wherein the cathode active material layer includes a cathode active material including a dopant, and wherein a concentration gradient of the dopant decreases in a direction from the first surface to the second surface.

公开(公告)号：US20220181617A1

公开(公告)日：2022-06-09

申请号：US17530554

申请日：2021-11-19

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Kyounghwan Kim ,  Hwiyeol Park ,  Jeongkuk Shon ,  Huisu Jeong

IPC: H01M4/525 ,  H01M4/62 ,  H01M4/04 ,  H01M4/505

Abstract: An electrode structure, a positive electrode and an electrochemical device including the same, and a method of preparing the electrode structure. The electrode structure includes a current collector; and an electrode active material layer on a surface of the current collector, wherein the electrode active material layer includes an electrode active material and an opening penetrating through the electrode active material layer; and a conductive layer comprising a conductive material and a binder on an inner surface of the opening, and wherein the content of the conductive material and the binder is 0.05% to 3% by weight on the basis of the total weight of the electrode active material layer.

公开(公告)号：US10930977B2

公开(公告)日：2021-02-23

申请号：US16049888

申请日：2018-07-31

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sungjin Lim ,  Huisu Jeong ,  Kyounghwan Kim ,  Hwiyeol Park ,  Jeongkuk Shon ,  Wooyoung Yang ,  Jaemyung Lee ,  Junhyeong Lee ,  Jin S. Heo

IPC: H01M10/058 ,  H01M10/0562 ,  H01M10/0583 ,  H01M10/04 ,  H01M4/02 ,  H01M2/16 ,  H01M2/18

Abstract: An electrochemical device including: a positive electrode current collector; a plurality of positive electrodes disposed on the positive electrode current collector; an electrolyte layer disposed on the plurality of positive electrodes; a negative electrode disposed on the electrolyte layer; and a negative electrode current collector disposed on the negative electrode, wherein the electrolyte layer includes a first electrolyte layer and a second electrolyte layer, and wherein the second electrolyte layer is between the first electrolyte layer and the negative electrode.

公开(公告)号：US20210043944A1

公开(公告)日：2021-02-11

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 ,  H01M10/052 ,  H01M10/0525 ,  H01M4/66 ,  H01M10/04 ,  H01M4/04 ,  H01M10/058

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.

公开(公告)号：US20210013548A1

公开(公告)日：2021-01-14

申请号：US17015622

申请日：2020-09-09

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Huisu Jeong ,  Hwiyeol Park ,  Kyounghwan Kim ,  Hojung Yang ,  Sungjin Lim ,  Jin S. Heo

IPC: H01M10/0585 ,  H01M10/052 ,  H01M10/0562 ,  H01M10/058

Abstract: An all solid type three-dimensional (“3D”) battery may include a cathode collector, a cathode structure in contact with the cathode collector, an electrolyte structure in contact with the cathode structure, an anode structure in contact with the electrolyte structure, the anode structure not being in contact with the cathode structure and the cathode collector, and an anode collector in contact with the anode structure, where the electrolyte structure is in contact with the cathode collector around the cathode structure. An entirety of a surface of the cathode structure which is used for a battery operation may be in contact with the cathode collector and the electrolyte structure.

公开(公告)号：US10805706B2

公开(公告)日：2020-10-13

申请号：US15974842

申请日：2018-05-09

Applicant: Samsung Electronics Co., Ltd.

Inventor： Huisu Jeong ,  Kyounghwan Kim ,  Hwiyeol Park ,  Jeongkuk Shon ,  Jaemyung Lee ,  Junhyeong Lee ,  Sungjin Lim ,  Jin S. Heo

IPC: H04R25/00 ,  H04R1/10 ,  H02J7/00

Abstract: A battery changeable-type earbud includes a body from which an acoustic signal is provided to a user, including: a slot with which a battery of the earbud is removably disposed, and an inlet of the slot open at an outer surface of the body and through which the battery is removably disposed with the slot; and an insertion unit protruded from the body, which is insertable to an orifice of the user and through which the acoustic signal is provided from the body of the earbud to the orifice of the user.

公开(公告)号：US10797352B2

公开(公告)日：2020-10-06

申请号：US15699023

申请日：2017-09-08

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Huisu Jeong ,  Hwiyeol Park ,  Jin S. Heo ,  Kyounghwan Kim ,  Hojung Yang ,  Sungjin Lim

IPC: H01M10/058 ,  H01M10/0525 ,  H01M10/0562 ,  H01M4/525 ,  H01M4/505 ,  H01M4/131 ,  H01M4/13 ,  H01M4/139 ,  H01M4/04 ,  H01M4/02

Abstract: A secondary battery having a three-dimensional (“3D”) structure with a curvature and a method of manufacturing the same are provided. The secondary battery includes a 3D electrode structure, and a first collector layer and a second collector layer, which are disposed on the 3D electrode structure. The 3D electrode structure is curved in a thickness direction thereof to have a curvature, and the first collector layer and the second collector layer have a curvature corresponding to the curvature of the 3D electrode structure.