Electronics and Telecommunications Research Institute

Lg Energy Solution, Ltd.

Chan Woo Park

Ji-Young Oh

Jae Bon Koo

Bock Soon Na

Soon-Won Jung

Chil Seong Ah

Hye Yong Chu

Sang Seok Lee

Han Young Yu

Sang Chul Lim

Jong Heon Yang

In Bok Baek

Jong-Heon Yang

Chang Geun Ahn

Seung Youl Kang

Kyoung Ik Cho

Gun Yong Sung

Kwan Hong Bae

An Soon Kim

Chi-Sun Hwang

Tae Youb Kim

Jaehyun Moon

Seongdeok Ahn

Seong-Mok Cho

Jae-Eun Pi

Jong Tae Lim

Byoung-Hwa Kwon

Sung Yool Choi

Himchan Oh

Ung Hwan Pi

Jeong Ik Lee

Yong Hae Kim

Chul Woong Joo

Moon Gyu Jang

Chang-Geun Ahn

Chunwon Byun

Kang-Ho Park

Jeho Na

Seon Hee Park

Nam Sung Cho

Joo Yeon Kim

Tae-Youb Kim

Hyunkoo Lee

Tae Hyoung Zyung

Sung Haeng Cho

Rae-Man Park

Hyunsu Cho

Su Jae Lee

Ji Hun Choi

Ansoon Kim

Chan-Mo Kang

Sukyung Choi

Taeyoub Kim

Wooseup Youm

Jin Seop Kwak

Myung Sim Jun

Sang Ouk Ryu

Sooji Nam

Hee-ok Kim

Yeon Kyong Wang

O Eun Kwon

Byung Soo Kim

Gi Heon Kim

Seung Koo Park

Doo-Hee Cho

Yong Tae Lee

Young Sam Park

Kwang Hyo Chung

Seong Jae Lee

Sang Hoon Cheon

Jun-Han Han

Hojun Ryu

Seong Hyun Kim

Sung Ryul Yun

Wan Joong Kim

Seon-Hee Park

Min Ki Ryu

Yo Han Choi

Sujung Kim

Min Gyu Park

Byung Hoon Kim

Ki Ju Im

Kukjoo Kim

Jin-Wook Shin

Ji Sun Chung

Woo Seok Oh

An electrode assembly has a structure in which a plurality of electrodes, from each of which an electrode tab protrudes, is stacked, wherein the electrodes are coupled to each other by welding the electrode tabs to each other, the electrode tabs are coupled to an electrode lead, the electrode lead wraps the electrode tabs by including an electrode lead main body with a first surface coupled to the upper surface of the electrode tabs, a second surface bent at a first bent portion in a state of being connected to the first surface so as to be coupled to a lower surface of the electrode tabs, and a third surface bent at a second bent portion in a state of being connected to the second surface and configured to be withdrawn outside a battery case, and the electrode tabs are coupled to the electrode lead by clinching.

Electrode assembly including plastic member applied to electrode tabs-lead coupling portion and secondary battery including the same

Provided is a stretchable electronic device. The stretchable electronic device includes: a substrate; a plurality of electronic elements disposed on the substrate; and a line part configured to connect the electronic elements on the substrate and having a curved portion. Here, the line part includes: an insulator; and a plurality of metal lines disposed on the insulator, and the metal lines include: outermost metal lines adjacent to edges of the insulator; and inner metal lines disposed between the outermost metal lines. Also, a first ratio of a first distance between the outermost metal lines and the edges of the insulator to a first width of each of the outermost metal lines is greater than a second ratio of a second distance between the inner metal lines to a second width of each of the inner metal lines.

Stretchable electronic device

The present invention relates to a slurry transfer device, and a slurry transfer method using the same, which relates to, particularly, a negative electrode slurry transfer device for a secondary battery, and a method of transferring a negative electrode slurry for a secondary battery using the same. According to a slurry transfer device related to one example of the present invention, and a slurry transfer method using the same, it is possible to prevent the quality of the slurry from deteriorating during transfer, and to increase the filter replacement cycle.

Slurry transfer device and slurry transfer method using the same

Disclosed is an electrode assembly comprising two or more electrodes and a separator disposed between the electrodes, wherein the separator is provided a coating part having a color on a surplus part that is not in contact with the electrodes, and colors of the coating parts provided on the neighboring separators thereto are different from each other.

Electrode assembly comprising coating part of different colors and method of manufacturing the same

Provided are stretchable electronics and a method for manufacturing the same. The stretchable electronics may include a substrate, a plurality of electronic elements disposed to be spaced apart from each other on the substrate, and a wire structure disposed on the substrate to connect the plurality of electronic elements to each other. The wire structure may include an insulator extending from one of the electronic elements to the other of the adjacent electronic elements and a metal wire configured to cover a top surface and side surfaces of the insulator. The insulator may include at least one bent part in a plan view.

Stretchable electronics and method for manufacturing the same

A slot die coating apparatus according to one embodiment of the present disclosure includes: a slot die containing a first die block and a second die block, and a sensor unit for measuring the flow rate of an electrode active material slurry which is discharged through a discharge port formed by the coupling of the first die block and the second die block, wherein the sensor unit is formed inside the first die block, and the sensor unit is connected to the discharge port via an energy dissipation part and an energy absorption part.

Slot die coating apparatus

Provided is a low frequency vibrating actuator device including an actuator configured to generate a vibration by receiving a voltage, a spring structure disposed on the actuator, and a vibrating mass part disposed on the spring structure. Here, the spring structure includes a first thin-film, a first spacer disposed between the first thin-film and the actuator, and a second spacer disposed between the first thin-film and the vibrating mass part. Also, the first spacer and the second spacer are horizontally offset from each other.

Low frequency vibrating actuator device and low frequency vibrating actuator apparatus including the same

A cylindrical battery in which an electrode assembly is housed in a cylindrical can includes a cap assembly covering an upper opening of the cylindrical can; and a gasket disposed in a space between the cylindrical can and the cap assembly. The gasket is disposed on a crimping part formed by processing an end part of the cylindrical can to be bent, and an exposed part of the gasket protruded outside from a space between the cylindrical can and the cap assembly covers a trimming part of the cylindrical can.

Cylindrical battery and manufacturing method thereof

The present invention relates to an electrode assembly and an inspection method therefor, whereby tab folding and alignment of an electrode may be accurately checked. The electrode assembly, according to one embodiment, has a structure in which at least one unit cell is laminated, the unit cell having a structure of a first electrode/a separator/a second electrode/a separator/a third electrode, wherein the first electrode and the third electrode may each comprise a tab protruding toward the outer periphery of one side, and the second electrode may comprise a tab protruding toward the outer periphery of the other side facing the one side.

Electrode assembly and inspection method therefor

A pixel circuit includes a sensing block, a stimulation block, a first line control circuit, and a second line control circuit. The sensing block outputs biometric data of a biosignal in response to a first selection signal. The stimulation block radiates a stimulation signal in response to a second selection signal. The first line control circuit outputs the first selection signal for selecting the sensing block as a target sensing block, and outputs the second selection signal for selecting the stimulation block as a target stimulation block. The second line control circuit processes characteristic data associated with the biometric data and the stimulation signal.

Pixel circuit for radiating stimulation signal and receiving biosignal and electronic device including the same

A battery manufacturing device for manufacturing a cylindrical battery by folding a positive electrode tab connected to a top cap includes a jig that makes a pendulum swing and presses a positive electrode tab; an adjusting member that forms a turning radius of the pendulum swing; and a folding knife that presses a folding part of the positive electrode tab. A method of using the battery manufacturing device is also provided.

Battery manufacturing device and manufacturing method of battery

Provided is a bio-signal detection and stimulation device. The bio-signal detection and stimulation device includes a flexible substrate, a stimulation part on the flexible substrate, and a detection electrode part on the flexible substrate. The stimulation part and the detection electrode part vertically overlap each other, the stimulation part includes an organic light emitting diode (OLED), the stimulation part emits an optical signal, and the detection electrode part detects a bio-signal.

Bio-signal detection and stimulation device

Provided is a vibratory stimulation device including a first substrate, a connection band connected to both sides of the first substrate, and a vibration element array including a plurality of vibration elements provided on the first substrate, wherein each of the vibration elements includes a stand provided on the first substrate, a vibration film provided on the stand and in contact with the stand at an edge, a vibrator provided on an upper or lower surface of the vibration film, and an electrode wire connected to the vibrator, wherein the vibration film includes a material that is more flexible and stretchable than the stand.

Vibratory stimulation device and vibratory stimulation system including the same

Provided is a strain sensor. The strain sensor according to embodiments of the inventive concept includes a flexible substrate, rigid patterns on the flexible substrate, the rigid patterns including a first pattern and a second pattern spaced apart from the first pattern in a first direction, a first electrode on the first pattern, a second electrode on the second pattern, the second electrode being spaced apart from the first electrode, and a piezoresistive layer connecting the first electrode and the second electrode. Here, each of the rigid patterns may have a stiffness greater than that of the flexible substrate.

Multi-axis strain sensor

Provided are a semiconductor device, a display panel, and a display device including the same. The semiconductor device includes a lower electrode on one side of a substrate, a spacer on another side of the substrate, a middle electrode on the spacer, a lower channel layer on portions of a sidewall of the spacer, the middle electrode, and the lower electrode, a lower gate insulating layer on the lower channel layer, a common gate electrode on the gate insulating layer, an upper gate insulating layer on the common gate electrode, an upper electrode on the spacer and the upper gate insulating layer of the middle electrode, an upper channel layer connected to the upper electrode and disposed on a sidewall of the upper gate insulating layer, and a contact electrode connected to a portion of the upper channel layer and passing through the lower gate insulating layer and the upper gate insulating layer outside the common gate electrode so as to be connected to the lower electrode.

Semiconductor device, display panel, and display device including the same

Growing community of inventors

Daejeon, South Korea

Chan Woo Park