公开(公告)号：US20230238670A1

公开(公告)日：2023-07-27

申请号：US18192414

申请日：2023-03-29

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Yongsub JEON ,  Yongjun SHIN ,  Kiyoun JANG ,  Chihyun CHO ,  Jaeman CHOI ,  Jooyil PYUN ,  Changryong HEO

IPC: H01M50/569 ,  H01M50/105 ,  H01M50/519

CPC classification number: H01M50/569 ,  H01M50/105 ,  H01M50/519

Abstract: An electronic device according to an embodiment of the disclosure may include a battery. The battery may include: an electrode assembly including a cathode substrate coupled to a cathode tab, an anode substrate coupled to an anode tab, and a separator sheet disposed between the cathode substrate and the anode substrate, and a pouch accommodating the electrode assembly, wherein the pouch includes a bonding portion provided along an edge of the electrode assembly, a first damage detection circuit configured to detect damage to the battery, and a circuit board to which the cathode tab, the anode tab, and the first damage detection circuit are electrically coupled. The battery may include a first portion, a second portion foldable with respect to the first portion, and a folding portion which couples the first portion and the second portion. The first damage detection circuit may extend from a first point of the circuit board to a single point of the second portion by crossing the first portion and the folding portion along an inside of the bonding portion, and extend from the single point of the second portion to a second point of the circuit board by crossing the folding portion and the first portion along the inside of the bonding portion.

公开(公告)号：US20230125681A1

公开(公告)日：2023-04-27

申请号：US17974411

申请日：2022-10-26

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Yongsub JEON ,  Sukhyun LEE ,  Myeongho KIM ,  Hyogon KIM ,  Seongil LEE ,  Wonjea JANG ,  Changryong HEO

IPC: H01M50/102 ,  H01M50/119 ,  H01M50/538 ,  H01M50/519

Abstract: According to various embodiments of the disclosure, a battery may include a battery case has a ring shape, which includes a plurality of spaces physically separated by a plurality of partition walls, and an electrode assembly having a structure formed by stacking a plurality of electrode plates received in at least one space of the plurality of spaces of the battery case, wherein the electrode assembly may include electrode tabs, each of which is drawn out through at least one of the plurality of partition walls along one surface inside the battery case into another space adjacent to the at least one space in which the electrode assembly is received.

公开(公告)号：US20230179003A1

公开(公告)日：2023-06-08

申请号：US18156400

申请日：2023-01-19

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Gusup KIM ,  Duhyun KIM ,  Jiyong PARK ,  Seongil LEE ,  Wonjea JANG ,  Yongsub JEON

IPC: H02J7/00 ,  H01M50/512 ,  H01M10/42 ,  H01M10/46 ,  H01M10/48 ,  H01M10/44

CPC classification number: H02J7/00302 ,  H02J7/0047 ,  H02J7/00306 ,  H02J7/0013 ,  H01M50/512 ,  H01M10/425 ,  H01M10/46 ,  H01M10/48 ,  H01M10/441 ,  H01M2220/30 ,  H01M2010/4271 ,  H04M1/0216

Abstract: A method for protecting a battery of an electronic device including a plurality of batteries, includes: measuring a total current (Itotal) value output from a charging module while the plurality of batteries are charged via the charging module; detecting a first current (I1) value output to a first battery via a current limiter; calculating a difference between the total current (Itotal) value and the first current (I1) value to estimate a second current (I2) value transferred to a second battery without passing through any current limiter, where the first battery and the second battery are included in the plurality of batteries; and controlling, based on the estimated second current (I2) value, a current of the second battery, which has the second current (I2) value, by controlling opening/closing of a switching module included in a protection circuit module of the second battery.

公开(公告)号：US20220140403A1

公开(公告)日：2022-05-05

申请号：US17513018

申请日：2021-10-28

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sunjin KIM ,  Kiyoun JANG ,  Yongsub JEON ,  Chihyun CHO ,  Jaeman CHOI ,  Changryong HEO

IPC: H01M10/0585 ,  H01M4/36 ,  H01M4/131 ,  H01M4/133 ,  H01M4/485 ,  H01M4/587 ,  H01M4/62 ,  H01M4/66 ,  H01M10/0525 ,  H01M10/0587 ,  H05K5/00 ,  H05K5/02

Abstract: According to an embodiment of the disclosure, an electronic device may include comprises a display and a battery for supplying power to the display. The battery may include a substrate having a first surface and a second surface opposite to the first surface, a first mixture disposed on the first surface and the second surface of the substrate, the first mixture including an electrode active material, a conductive material, and a first binder, and a second mixture disposed on the first surface and the second surface of the substrate, the second mixture including the electrode active material, the conductive material, and a second binder more flexible than the first binder. The first mixture and the second mixture may be alternatingly arranged.

公开(公告)号：US20230269317A1

公开(公告)日：2023-08-24

申请号：US18140027

申请日：2023-04-27

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sunjin KIM ,  Jooyil PYUN ,  Kiyoun JANG ,  Yongsub JEON ,  Chihyun CHO ,  Jaeman CHOI ,  Changryong HEO

IPC: H04M1/02 ,  H01M50/184 ,  H01M50/105

CPC classification number: H04M1/0262 ,  H01M50/184 ,  H01M50/105 ,  H01M2220/30

Abstract: An electronic device and battery are disclosed herein. The electronic device includes a housing having a plate, a base member disposed in the housing and disposed substantially parallel to the plate, and the battery disposed in an area of the base member, and configured to supply power to the electronic device. The battery includes an electrode assembly including a first portion and a second portion having different sizes, and a battery case including a receiving space that houses the electrode assembly, and a sealing portion disposed along an outer periphery of the electrode assembly, wherein the first and second portion meet to form a corner, wherein a first curved structure is formed at the corner, and at least a portion of the sealing portion includes a first elongated structure formed based at least on the first curved structure.

公开(公告)号：US20220393224A1

公开(公告)日：2022-12-08

申请号：US17887141

申请日：2022-08-12

Applicant: Samsung Electronics Co., Ltd.

Inventor： Yongsub JEON ,  Changryong HEO ,  Kiyoun JANG ,  Chihyun CHO ,  Jaeman CHOI ,  Jooyil PYUN

IPC: H01M10/04 ,  H01M50/531

Abstract: According to an embodiment disclosed in the present disclosure, there is provided an electronic device including: an electrode assembly comprising a plurality of anode substrates, a plurality of cathode substrates, and a separation membrane disposed between each of the anode substrates and each of the cathode substrates, respective anode substrates and respective cathode substrates being alternately arranged, wherein each of the anode substrates includes a first coating portion, a second coating portion, and a first non-coating portion disposed between the first coating portion and the second coating portion, wherein each of the cathode substrates includes a third coating portion, a fourth coating portion, and a second non-coating portion disposed between the third coating portion and the fourth coating portion, wherein the first non-coating portion and the second non-coating portion are configured to form a wrinkle pattern, wherein the electrode assembly has a first height, and wherein a first length corresponding to a flat state of a first wrinkle pattern positioned at a center of the first height is shorter than a second length corresponding to a flat state of a second wrinkle pattern positioned at a point higher than the center of the first height, and the first length is shorter than a third length corresponding to a flat state of a third wrinkle pattern positioned at a point lower than the center of the first height.

公开(公告)号：US20220302545A1

公开(公告)日：2022-09-22

申请号：US17835364

申请日：2022-06-08

Applicant: Samsung Electronics Co., Ltd.

Inventor： Kiyoun JANG ,  Sukhyun LEE ,  Sunjin KIM ,  Yongsub JEON ,  Chihyun CHO ,  Jaeman CHOI ,  Changryong HEO

IPC: H01M50/247 ,  H05K5/02 ,  H05K5/00 ,  H01M50/102

Abstract: An electronic device including a battery is provided. The battery disposed inside the electronic device includes a battery cell including a plurality of cell areas arranged at intervals therebetween and one or more folding areas that foldably connect a pair of neighboring cell areas, and a protection circuit portion extending from the battery cell and electrically connected to a printed circuit board (PCB) of the electronic device. The battery cell includes a plurality of substrate members stacked while being insulated through a separation membrane and a mixture layer applied to a surface of each of the substrate member, in which the substrate member are arranged without an overlapping area therebetween in a folding area.

公开(公告)号：US20240397639A1

公开(公告)日：2024-11-28

申请号：US18647645

申请日：2024-04-26

Applicant: Samsung Electronics Co., Ltd.

Inventor： Yongsub JEON ,  Gilho KIM ,  Hyejung KIM ,  Gijin PARK ,  Jooyil PYUN ,  Changryong HEO

IPC: H05K5/00

Abstract: According to various embodiments, a wearable electronic device may include: a first housing, a second housing coupled to an inner circumferential surface of the first housing, and at least one battery disposed between the first housing and the second housing, wherein the second housing includes a first molding layer disposed to be at least partially in contact with the at least one battery and having a specified compression rate, and a second molding layer configured to cover the first molding layer and coupled to the first housing.

公开(公告)号：US20240088534A1

公开(公告)日：2024-03-14

申请号：US18381247

申请日：2023-10-18

Applicant: Samsung Electronics Co., Ltd.

Inventor： Seongil LEE ,  Yongsub JEON ,  Gusup KIM ,  Youngho SEO

IPC: H01M50/581 ,  H01M50/105 ,  H01M50/119 ,  H01M50/178 ,  H01M50/186

CPC classification number: H01M50/581 ,  H01M50/105 ,  H01M50/119 ,  H01M50/178 ,  H01M50/186

Abstract: According to certain embodiments, a battery comprises: a case comprising an internal space and a metal layer; and an electrode assembly at least partially disposed in the internal space, the electrode assembly comprising a first electrode tab and a second electrode tab; a first critical temperature resistor (CTR) disposed on the first electrode tab and a second CTR disposed in on the second electrode tab, wherein the first CTR and the second CTR overlap an edge of the case, wherein at least one of the first electrode tab and the second electrode tab are configured to be electrically connected to an external component, thereby forming a first conductive path between the electrode assembly and the external component, and wherein the first CTR and the second CTR are electrically connected to the metal layer.

公开(公告)号：US20230155161A1

公开(公告)日：2023-05-18

申请号：US18099725

申请日：2023-01-20

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Guyeon KIM ,  Seongil LEE ,  Yongsub JEON ,  Jooyil PYUN

IPC: H01M10/04 ,  H01M50/531 ,  H01M50/586 ,  H01M50/59 ,  H01M10/42

CPC classification number: H01M10/0431 ,  H01M50/531 ,  H01M50/586 ,  H01M50/59 ,  H01M10/4235 ,  H01M2220/30

Abstract: A battery includes: a positive electrode including a positive electrode substrate having a first surface and a second surface, a positive active material applied to the first surface of the positive electrode substrate, and a positive electrode tab attached to the first surface of the positive electrode substrate; a negative electrode including a negative electrode substrate having a first surface and a second surface, a negative active material applied to the first surface of the negative electrode substrate, and a negative electrode tab attached to the first surface of the negative electrode substrate; and a separator provided between the positive electrode and the negative electrode, wherein the first surface of the negative electrode substrate includes a first region to which the negative active material is not applied and which faces the positive electrode tab, the first surface of the negative electrode substrate includes a second region to which the negative active material is applied and which is adjacent to the first region in a longitudinal direction of the positive electrode tab, and the negative electrode includes an insulating layer disposed in at least a portion of the first region.