公开(公告)号：US20240178406A1

公开(公告)日：2024-05-30

申请号：US18217780

申请日：2023-07-03

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Jeong Suong Yang ,  Byung Chul Jang ,  Jung Deok Park ,  Hyeg Soon An ,  Su Beom Park ,  Jae Seok Yi ,  Jung Hyun Lee

IPC: H01M4/90 ,  C25B1/04 ,  C25B11/073 ,  H01M4/86 ,  H01M8/0656 ,  H01M12/06

CPC classification number: H01M4/9025 ,  C25B1/04 ,  C25B11/073 ,  H01M4/8605 ,  H01M8/0656 ,  H01M12/06

Abstract: A solid oxide cell includes a fuel electrode, an air electrode, and an electrolyte disposed between the fuel electrode and the air electrode. The fuel electrode may include a porous metal body having pores and a barrier portion disposed in the pores of the porous metal body, and the barrier portion has a shape of at least one of a sheet shape and a flake shape.

公开(公告)号：US11915880B2

公开(公告)日：2024-02-27

申请号：US17499103

申请日：2021-10-12

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Hee Sun Chun ,  Hyoung Uk Kim ,  Jae Sung Park ,  Hyeg Soon An ,  Ku Tak Lee ,  Eun Ha Jang

IPC: H01G4/30 ,  C04B35/468 ,  H01G4/012 ,  H01G4/12 ,  H01G4/224 ,  C04B35/64

CPC classification number: H01G4/30 ,  C04B35/4682 ,  H01G4/012 ,  H01G4/1227 ,  H01G4/224 ,  C04B35/64

Abstract: A multilayer electronic component includes a body including a plurality of dielectric layers, side margin portions disposed on the body, and external electrodes disposed on the body. The reliability of the multilayer electronic component is improved by controlling the contents of Si for each position of the dielectric layer and the side margin portion.

公开(公告)号：US20240363872A1

公开(公告)日：2024-10-31

申请号：US18227603

申请日：2023-07-28

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Hyeg Soon An ,  Bon Seok Koo ,  Su Beom Park ,  A Reum Jun ,  Jung Hyun Lee ,  Jae Seok Yi

IPC: H01M4/86 ,  C25B1/04 ,  C25B9/19 ,  C25B11/03 ,  H01M8/1246

CPC classification number: H01M4/8626 ,  C25B1/04 ,  C25B9/19 ,  C25B11/03 ,  H01M8/1246 ,  H01M2008/1293

Abstract: A solid oxide cell includes a fuel electrode, an air electrode, and an electrolyte disposed between the fuel electrode and the air electrode. The fuel electrode includes a plurality of pore arrays arranged in a first direction. One of the plurality of pore arrays includes a plurality of pores arranged in a second direction. The first direction refers to a thickness direction of the electrolyte, and the second direction refers to a direction perpendicular to the first direction.

公开(公告)号：US11776750B2

公开(公告)日：2023-10-03

申请号：US17571753

申请日：2022-01-10

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Hee Sun Chun ,  Hui Sun Park ,  Tae Hyung Kim ,  Jeong Wook Seo ,  Hyo Ju Lee ,  Hyeg Soon An ,  Jin Woo Kim ,  Seok Hyun Yoon

IPC: H01G4/12 ,  H01G4/008 ,  H01G4/012 ,  H01G4/30

CPC classification number: H01G4/1227 ,  H01G4/008 ,  H01G4/012 ,  H01G4/30

Abstract: A ceramic electronic component includes a body, including a dielectric layer and an internal electrode, and an external electrode disposed on the body and connected to the internal electrode. At least a region of the dielectric layer includes tin (Sn) and a lanthanide rare earth element (RE) including dysprosium (Dy). In the at least a region of the dielectric layer, a molar ratio of tin (Sn) to dysprosium (Dy) is from 0.15 to 0.30.

公开(公告)号：US12125641B2

公开(公告)日：2024-10-22

申请号：US17568136

申请日：2022-01-04

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Hui Sun Park ,  Seok Hyun Yoon ,  Jin Woo Kim ,  Jeong Wook Seo ,  Hyeg Soon An ,  Tae Hyung Kim ,  Hyo Ju Lee ,  Hee Sun Chun

IPC: H01G4/12 ,  C04B35/468 ,  H01G4/012 ,  H01G4/232

CPC classification number: H01G4/1227 ,  C04B35/4682 ,  C04B2235/3206 ,  C04B2235/3224 ,  C04B2235/3236 ,  C04B2235/768 ,  H01G4/012 ,  H01G4/2325

Abstract: A dielectric composition includes a BaTiO3-based component as a main component, a donor component including a first element and a second element each having a shorter ionic radius and greater atomic weight than Ba, and an acceptor component including at least one of Mg, Al, Mn and V. An ionic radius of the second element is greater than an ionic radius of the first element, a molar content of the second element is less than a molar content of the first element, and a molar content of the acceptor component is greater than a molar content of the donor component.

公开(公告)号：US12062494B2

公开(公告)日：2024-08-13

申请号：US18237555

申请日：2023-08-24

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Hee Sun Chun ,  Hui Sun Park ,  Tae Hyung Kim ,  Jeong Wook Seo ,  Hyo Ju Lee ,  Hyeg Soon An ,  Jin Woo Kim ,  Seok Hyun Yoon

IPC: H01G4/12 ,  H01G4/008 ,  H01G4/012 ,  H01G4/30

CPC classification number: H01G4/1227 ,  H01G4/008 ,  H01G4/012 ,  H01G4/30

Abstract: A ceramic electronic component includes a body, including a dielectric layer and an internal electrode, and an external electrode disposed on the body and connected to the internal electrode. At least a region of the dielectric layer includes tin (Sn) and a lanthanide rare earth element (RE) including dysprosium (Dy). In the at least a region of the dielectric layer, a molar ratio of tin (Sn) to dysprosium (Dy) is from 0.15 to 0.30.

公开(公告)号：US12176151B2

公开(公告)日：2024-12-24

申请号：US17570576

申请日：2022-01-07

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Jeong Wook Seo ,  Hee Sun Chun ,  Tae Hyung Kim ,  Hui Sun Park ,  Hyeg Soon An ,  Hyo Ju Lee ,  Jin Woo Kim ,  Seok Hyun Yoon

IPC: H01G4/30 ,  H01G4/008 ,  H01G4/012 ,  H01G4/12

Abstract: A multilayer capacitor includes a body including a laminate structure in which at least one first internal electrode and at least one second internal electrode are alternately stacked in a first direction with at least one dielectric layer therebetween, and first and second external electrodes spaced apart on the body, to be connected to at least one first internal electrode and at least one second internal electrode, respectively. The body includes, in a larger molar content, at least one selected from the group consisting of Dy, Tb, Y, Sm, Ho, Gd, Er, Ce, La and Nd in a capacitance formation region including a region between at least one first internal electrode and at least one second internal electrode than in a margin region including a region between a boundary line of at least one first internal electrode and at least one second internal electrode and a surface of the body.

公开(公告)号：US12051544B2

公开(公告)日：2024-07-30

申请号：US17569698

申请日：2022-01-06

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Tae Hyung Kim ,  Hee Sun Chun ,  Hyo Ju Lee ,  Hyeg Soon An ,  Hui Sun Park ,  Jeong Wook Seo ,  Jin Woo Kim ,  Seok Hyun Yoon

IPC: H01G4/12 ,  H01G4/232 ,  H01G4/248 ,  H01G4/30

CPC classification number: H01G4/1227 ,  H01G4/232 ,  H01G4/248 ,  H01G4/30

Abstract: A ceramic electronic component includes: a body including an active portion, including a first dielectric layer and an internal electrode, and a margin portion disposed a side surface of the active portion and including a second dielectric layer; and an external electrode disposed on the body and connected to the internal electrode. The first and second dielectric layers have different dielectric compositions. The first dielectric layer includes tin (Sn) and dysprosium (Dy). The second dielectric layer includes magnesium (Mg).

公开(公告)号：US11791103B2

公开(公告)日：2023-10-17

申请号：US17500203

申请日：2021-10-13

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Hyeg Soon An ,  Seung In Baik ,  Ji Su Hong ,  Eun Ha Jang ,  Hee Sun Chun ,  Jae Sung Park ,  Je Hee Lee

IPC: H01G4/30 ,  H01G4/008 ,  H01G4/12 ,  H01G4/012

CPC classification number: H01G4/30 ,  H01G4/008 ,  H01G4/012 ,  H01G4/1209

Abstract: A multilayer ceramic electronic component includes: a ceramic body having a capacitance formation portion, and including a dielectric layer and a first internal electrode and a second internal electrode with the dielectric layer interposed therebetween, a first margin portion disposed on the surface of the capacitance formation portion, and a second margin portion disposed on the other surface of the capacitance formation portion; a first external electrode; and a second external electrode. A following formula 1 is satisfied, [formula 1]−0.1≤(Tm−Ta)/Ta, where in the formula 1, Tm is an average height of a central region of the margin portion, and Ta is an average height of an outer region of the capacitance formation portion in a second direction.

公开(公告)号：US20230119343A1

公开(公告)日：2023-04-20

申请号：US17568136

申请日：2022-01-04

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Hui Sun Park ,  Seok Hyun Yoon ,  Jin Woo Kim ,  Jeong Wook Seo ,  Hyeg Soon An ,  Tae Hyung Kim ,  Hyo Ju Lee ,  Hee Sun Chun

IPC: H01G4/12 ,  C04B35/468

Abstract: A dielectric composition includes a BaTiO3-based component as a main component, a donor component including a first element and a second element each having a shorter ionic radius and greater atomic weight than Ba, and an acceptor component including at least one of Mg, Al, Mn and V. An ionic radius of the second element is greater than an ionic radius of the first element, a molar content of the second element is less than a molar content of the first element, and a molar content of the acceptor component is greater than a molar content of the donor component.