公开(公告)号：US12046752B2

公开(公告)日：2024-07-23

申请号：US17546221

申请日：2021-12-09

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sangbok Ma ,  Joonhee Kim ,  Jonghoon Ka ,  Sungjin Lim

IPC: H01M4/58 ,  H01M4/04 ,  H01M4/36 ,  H01M10/0562 ,  H01M4/02

CPC classification number: H01M4/5825 ,  H01M4/0471 ,  H01M4/366 ,  H01M10/0562 ,  H01M2004/028 ,  H01M2300/0071

Abstract: A positive electrode active material includes a lithium-transition metal composite phosphate including a first crystalline phase having a composition represented by Formula 1 and having an olivine structure, and a second crystalline phase having a composition represented by Formula 2 and having a pyrophosphate-containing structure, wherein the second crystalline phase is in an amount of greater than 0 mole percent and not greater than 50 mole percent with respect to a total number of moles of the first crystalline phase and the second crystalline phase, a positive electrode, a secondary battery:

LixM1yPO4  Formula 1

LiaM2b(P2O7)4  Formula 2

In Formulas 1 and 2, 0.9≤x≤1.1, 0.9≤y≤1.1, 5.5≤a≤6.5, and 4.8≤b≤5.2, and M1 and M2 are each independently an element from Groups 3 to 11 in the 4th period of the Periodic Table of the Elements, or a combination thereof.

公开(公告)号：US20240222694A1

公开(公告)日：2024-07-04

申请号：US18395936

申请日：2023-12-26

Applicant: Samsung Electronics Co., Ltd.

Inventor： Heungchan Lee ,  Taeyoung Kim ,  Jonghoon Ka ,  Jeongkuk Shon ,  Sungjin Lim

IPC: H01M10/0562 ,  H01M4/75 ,  H01M10/6551 ,  H01M10/6555 ,  H01M50/434

CPC classification number: H01M10/0562 ,  H01M4/75 ,  H01M10/6551 ,  H01M10/6555 ,  H01M50/434

Abstract: A multilayer ceramic battery including a cell stack including a plurality of unit cells, a first external current collector layer disposed on a first side surface of the cell stack, a second external current collector layer disposed on a second side surface of the cell stack, a case surrounding the cell stack, the first external current collector layer, and second external current collector, and a heat dissipation layer configured to dissipate heat generated from the cell stack to the outside, wherein the heat dissipation layer is disposed in a region surrounded by the case.

公开(公告)号：US20240222631A1

公开(公告)日：2024-07-04

申请号：US18400003

申请日：2023-12-29

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sungjin Lim ,  Hwiyeol Park ,  Jonghoon Ka ,  Taeyoung Kim ,  Heungchan Lee

IPC: H01M4/62 ,  H01M4/131 ,  H01M4/1391 ,  H01M4/36 ,  H01M4/525 ,  H01M10/052 ,  H01M10/0562

CPC classification number: H01M4/62 ,  H01M4/131 ,  H01M4/1391 ,  H01M4/366 ,  H01M4/525 ,  H01M10/052 ,  H01M10/0562 ,  H01M2004/028

Abstract: A cathode including a cathode active material layer including a composite cathode active material particle including a core, and a coating layer disposed on at least a portion of the core, wherein the core includes a lithium transition metal oxide, and the coating layer includes a first solid electrolyte, wherein the first solid electrolyte is a halogen-containing oxide solid electrolyte, and a matrix comprising a second solid electrolyte, wherein the second solid electrolyte is a halogen-free oxide solid electrolyte, and wherein the composite cathode active material particle is disposed in the second solid electrolyte, and wherein the first solid electrolyte and the second solid electrolyte each comprise silicon and boron.

公开(公告)号：US11915630B2

公开(公告)日：2024-02-27

申请号：US18197971

申请日：2023-05-16

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sungjin Lim

IPC: G09G3/00 ,  G09G3/3233 ,  G09G3/20

CPC classification number: G09G3/006 ,  G09G3/2096 ,  G09G3/3233 ,  G09G2300/0842 ,  G09G2310/0264 ,  G09G2330/027 ,  G09G2330/12

Abstract: A display apparatus includes: a display panel including a first region and a second region; a controller to process source data and to generate an image signal; a timing controller to generate a driving signal for driving the display panel based on the image signal; and a cable connected to the display panel and to transmit the driving signal to the display panel. The controller transmits, to the timing controller, a pattern image signal for displaying a pattern image on the first and the second regions in a sequential manner; and determines a connection state of the cable based on (i) a first current value, which is output based on the pattern image displayed in the first region and (ii) a second current value, which is output based on the pattern image displayed in the second region.

公开(公告)号：US20240006605A1

公开(公告)日：2024-01-04

申请号：US18252649

申请日：2021-09-29

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sangbok Ma ,  Joonhee Kim ,  Sungjin Lim ,  Valentina LACIVITA ,  Yongwoo Shin ,  Taeyoung Kim

IPC: H01M4/525 ,  H01M10/0525 ,  H01M4/1315 ,  C01B25/168

CPC classification number: H01M4/525 ,  H01M10/0525 ,  H01M4/1315 ,  C01B25/168 ,  H01M2004/028

Abstract: A cathode active material represented by Formula 1 below:


A2+xMP2O7Zy  Formula 1

wherein in Formula 1, A is at least one element selected from Group 1 of the Periodic Table, M is at least one metal element selected from Groups 2 to 4, or 6 to 16 of the Periodic Table, and is a cation having a valence of at least two, Z is at least one element selected from Group 17 of the Periodic Table, 0

公开(公告)号：US20230399239A1

公开(公告)日：2023-12-14

申请号：US18250026

申请日：2021-06-15

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sungjin Lim ,  Sangbok Ma ,  Jonghoon Ka ,  Taeyoung Kim ,  Youngjoon Bae

IPC: C01G53/00 ,  H01M10/0525

CPC classification number: C01G53/006 ,  H01M10/0525 ,  C01P2006/40 ,  C01P2002/72 ,  C01P2002/74

Abstract: An electrode active material including a compound represented by Formula 1:


Lix(Ni1-yMy)z(P2O7)4  



wherein in Formula 1, 5≤x≤7, 0.2≤y

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.

公开(公告)号：US20230123843A1

公开(公告)日：2023-04-20

申请号：US17897484

申请日：2022-08-29

Applicant: Samsung Electronics Co., Ltd.

Inventor： Youngjoon Bae ,  Taeyoung Kim ,  Sungjin Lim

IPC: H01M4/58 ,  H01M4/36 ,  H01M4/62 ,  H01M10/0562 ,  H01M10/0585 ,  H01M4/04 ,  H01M4/136

Abstract: A composite cathode, including: a cathode current collector; and a cathode active material layer on the cathode current collector. The cathode active material layer includes: a crystalline phosphate solid electrolyte; a crystalline phosphate cathode active material having an electrical conductivity about 10 times to about 106 times greater than an electrical conductivity of the crystalline phosphate solid electrolyte; and an interphase between the crystalline phosphate solid electrolyte and the crystalline phosphate cathode active material.

公开(公告)号：US11341928B2

公开(公告)日：2022-05-24

申请号：US17258504

申请日：2019-04-16

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Minhoon Lee ,  Jaemoon Lee ,  Byungkwan Kim ,  Changhun Kim ,  Sungjin Lim

IPC: G09G3/36

Abstract: A display device includes a display panel including a plurality of pixels; a gate driver for applying a gate-on signal through a plurality of gate lines of the display panel; a data driver for applying a data signal through a plurality of data lines of the display panel; and a timing controller for controlling the gate driver and the data driver to display an image frame at a first frame frequency. The display panel is driven at a second frame frequency that is higher than the first frame frequency. The timing controller controls the gate-on signal to be applied to the plurality of gate lines for a time determined on the basis of the second frame frequency, and controls the data driver to apply an over driven data signal to the plurality of data lines.

公开(公告)号：US20210036304A1

公开(公告)日：2021-02-04

申请号：US16944760

申请日：2020-07-31

Applicant: Samsung Electronics Co., Ltd.

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

IPC: H01M4/13 ,  H01M4/36 ,  H01M4/70 ,  H01M10/052

Abstract: An electrode structure includes: a current collector layer including a current collector including a feature, wherein the current collector is within the current collector layer, an active material layer provided on the current collector layer, and an adhesive pattern including an adhesive and disposed in the feature of the current collector, wherein the adhesive pattern extends between the current collector layer and the active material layer, and the active material layer is fixed on a top surface of the current collector layer by the adhesive pattern.