Samsung Electronics Co., Ltd.

Samsung Sdi Co., Inc.

Moonseok Kwon

Hyeonjin Shin

Jaeman Choi

Jaeyoung Choi

Euncheol Do

Yeonil Lee

Kuntae Kwon

Jaejun Chang

Minsang Song

Seungsik Hwang

Yeonji Chung

Junhwan Ku

Jeongkuk Shon

Dongjin Ham

Yoonhoi Lee

Sangmin Ji

Hansu Kim

Jonghwan Park

Jiman Kim

Seokgwang Doo

Gwiok Park

A complex electrode assembly includes a first sheet-type wiring which extends in a lengthwise direction of the first sheet-type wiring and comprises a sheet region of which a width that is perpendicular to the lengthwise direction is greater than a thickness that is perpendicular to the lengthwise direction and a width direction of the first sheet-type wiring, and electrode assemblies which are arranged separate from each other in the lengthwise direction of the first sheet-type wiring and are electrically connected to the first sheet-type wiring. The first sheet-type wiring may be disposed to face an outer surface of each of the electrode assemblies.

Complex electrode assembly including plurality of electrode assemblies and electrochemical device comprising the complex electrode assembly

A cell structure for a secondary battery includes an electrode assembly including a plurality of electrodes, a plurality of electrode tabs extending from the electrodes to an outside of the electrode assembly, and a plurality of lead tabs electrically connected to the electrode tabs and contacting the electrode assembly. In the cell structure, a part of each of the lead tabs is folded, and the electrode tabs are inserted into the folded part of each of the lead tabs.

Cell structure for secondary battery and secondary battery having the cell structure

An electrode assembly includes an electrode jelly-roll, which includes a winding including a first electrode plate, a second electrode plate, and a separator disposed between the first and second electrode plates; an outer surface parallel to a winding axis of the prismatic electrode jelly-roll, side surfaces perpendicular to the winding axis; a first electrode tab, which is electrically connected to the first electrode plate and extends in a winding axis direction of the prismatic electrode jelly-roll; a second electrode tab, which is electrically connected to the second electrode plate and extends in a winding axis direction of the electrode jelly-roll, wherein an end portion of at least one of the first electrode tab and the second electrode tab is bent in a direction opposite to the direction in which the corresponding electrode tab extends and faces an outer surface of the prismatic electrode jelly-roll.

Electrode assembly and secondary battery including the same

An exterior package for an electrode assembly of an electrochemical device includes a plurality of linear patterns. Each of the linear patterns has a cross-section of an uneven structure in a thickness direction of the electrode assembly and a linear pattern of the linear patterns includes a first element line and a second element line, which extend in different directions on a plane perpendicular to the thickness direction of the electrode assembly.

Exterior package for flexible electrochemical device and electrochemical device including the exterior package

An electrochemical device pack includes first and second electrochemical devices disposed in a length direction, where each of the first and second electrochemical devices has a top surface and a bottom surface in a thickness direction; and a first lead wire which has a ribbon shape, extends substantially in the length direction, and has a first surface and a second surface in the thickness direction. The first electrochemical device includes first and second electrode terminals exposed to an outside thereof, the second electrochemical device includes first and second electrode terminals exposed to an outside thereof, the first lead wire is electrically connected to the first electrode terminal of the first electrochemical device and the first electrode terminal of the second electrochemical device, and the first surface or the second surface of the first lead wire faces the top surface or bottom surface of the first electrochemical device.

Flexible electrochemical device pack

A hermetic packaging member for packaging and sealing an electrode assembly of an electrochemical device includes an edge unit and a receiving unit having a predetermined depth in a thickness direction of the hermetic packaging member from the edge unit to receive the electrode assembly therein. The receiving unit includes a slope portion connected to the edge unit and a plateau portion surrounded by the slope portion. The slope portion includes a plurality of ridges and a plurality of valleys defined between the plurality of ridges.

Hermetic packaging member for flexible electrochemical device and electrochemical device including the hermetic packaging member

An electrochemical device includes a plurality of electrode assemblies arranged spaced apart from each other in a same direction and a casing member which packages the electrode assemblies, in which the casing member includes a plurality of accommodation portions which accommodates the electrode assemblies, respectively, and a connecting portion which connects between two adjacent accommodation portions, a thickness of the connecting portion is less than a thickness of the accommodation portions, and the connecting portion is bent defining a curved bending portion.

Flexible electrochemical device including electrode assembly

A flexible electrochemical device in which a plurality of electrode assemblies is electrically connected to each other so that the flexible electrochemical device may be repeatedly bent, includes at least two electrode assemblies that are arranged separate from each other and a casing member that packs the at least two electrode assemblies and includes at least two accommodation portions in which electrode assemblies are individually received, and a connecting portion that connects the at least two adjacent accommodation portions where a path between a conductive line that electrically connects at least two electrode assemblies together and an electrolyte is defined in the connecting portion.

Flexible electrochemical device including electrically connected electrode assemblies

An electrode assembly includes an electrode stack structure including a first electrode assembly sheet having flexibility and a second electrode assembly sheet having flexibility, where and the first and second electrode assemblies are alternately disposed one on another, and a binding unit which binds a portion of the electrode stack structure. The first electrode assembly sheet includes first and second separator films disposed to face each other, a first electrode sheet which is disposed between the first and second separator films and includes a first electrode collector and a first active material layer, and a first confining unit which restricts a movement of the first electrode sheet with respect to the first and second separator films.

Flexible electrode assembly and electrochemical device having the electrode assembly

An electrode active material including an ordered mesoporous metal oxide; and at least one conductive carbon material disposed in a pore of the ordered mesoporous metal oxide. Also, an electrode including the electrode active material, and a lithium battery including the electrode.

Electrode active material, electrode including the same, and lithium battery including the electrode

An electrode assembly including an electrode structure including a first electrode plate and a second electrode plate which are alternately disposed, and a separator film that is disposed between the first electrode plate and the second electrode plate, wherein a surface of the separator film is bonded to the first electrode plate, and a binding member, which rigidly connects at least one selected from the first electrode plate, the second electrode plate, and the separator film.

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Hwaseong-si, South Korea

Moonseok Kwon