Ck Materials Lab Co., Ltd.

Hyundai Motor Company

Kia Motors Corporation

Kia Corporation

Unist (ulsan National Institute of Science and Technology )

Dae Won San Up Co., Ltd.

Lg Display Co., Ltd.

Das Co., Ltd.

Lg Innotek

Das Corporation

Grand Tech Co., Ltd

Ck Material Lab Co., Ltd.

Lg Innotek Co., Ltd.

Hyeong Jun Kim

Jong Hun Lee

Seoung Hun Do

Ji Goo Kang

Myung Sun Park

Nam Seok Kim

Jong Hyung Jung

Yoon Sung Lee

Sung Ho Ban

Jun Ki Rhee

Ko Eun Kim

Nam Soon Choi

Sung You Hong

Sang Kyu Kwak

Jeong Beom Lee

Ki Suk Son

Sang Ho Kim

Seung Min Oh

Deok Soo Lim

Min Kyu Choi

Hyeon Gyu Moon

Jeong Bum Lee

In Sik Jee

Hui Beom Nam

Soo Hyun Moon

Jun Yeol Heo

Young Bok Sung

Cheol Hee Lee

Jae Myung Hur

Seo Young Jeong

Chang Ju Gi

Jeen Gi Kim

Jae Hyun Na

Min Pyeong Kim

Min Ho Jeon

Tae Hoon Kim

Dong Wook Kim

Tae Hoon Lee

Jae Hyun Kim

Eun Sue Kim

June Kyu Park

Yong Chul Kim

Sang Young Park

Myung Hoon Jung

Hyuk Soo Kim

Sung Hak Hong

Jae Woong Han

Chan Keun Park

Jong Ki Lee

Doo Ri Kim

Hyeong Jong Kim

Ji Hyun Kim

Jae Chul Jung

Tae Jun Kwon

Yohan Kim

Min Jae Kang

Sang-Soo Lee

Sung Hae Park

Min Woo Hwang

Yong Cheol Jang

Sanghyun Lee

Do Kywn Kim

In Beom Lee

Cheol Sung Jeong

Jeong Heo

Kyung Seob Han

Byeong Hee Jo

Ihn Beom Lee

Duck Yeol Kim

Incheol Bae

Doori Kim

YoungBok Sung

Hosuk Jung

Jong Eup Choi

Younggwan Kwon

Seong Jun Hwang

Sang Ki Seo

Seung Kil Lee

Disclosed herein are an electrolyte for a lithium secondary battery, which can enhance lifetime and output characteristics in a high-capacity lithium secondary battery, and a lithium secondary battery including the same. The electrolyte for a lithium secondary battery may include a lithium salt, a solvent, and a functional additive, wherein the functional additive includes 5,5-diallyl-3-(tert-butyldimethylsilyl)oxazolidin-2-one as a positive electrode film additive.

Electrolyte solution for a lithium secondary battery and a lithium secondary battery including same

An electrolyte for a lithium secondary battery can enhance lifetime and output characteristics in a high-capacity lithium secondary battery. The electrolyte for a lithium secondary battery includes a lithium salt, a solvent, and a functional additive. The functional additive includes 1-(3-((tert-butyldimethylsilyl)oxy)propyl)-5-(4-fluorophenyl)-1H-1,2,3-triazole-4-carbonitrile as a positive electrode film additive.

The present disclosure provides an electrolyte for a lithium secondary battery capable of improving the lifespan characteristics and output characteristics of a high capacity lithium secondary battery and a lithium secondary battery including the same. The electrolyte for a lithium secondary battery, according to an embodiment of the present disclosure, is an electrolyte for a lithium secondary battery including a lithium salt, a solvent, and a functional additive agent, in which the functional additive agent includes a cathode film additive agent, (4-allyl-2-methoxyphenoxy) trimethylsilane, represented by the following formula:

Electrolyte solution for lithium secondary battery and lithium secondary battery including same

Provided is a stereo tactile sensation providing device including a plurality of actuators spaced apart from each other, a connector for mounting the plurality of actuators thereon and including three or more tactile regions, and a controller for applying an operation signal to the actuators, wherein the controller applies a first signal for controlling the actuators to stimulate first tactile cells above a threshold, and a second signal for controlling the actuators to stimulate second tactile cells above the threshold, and wherein the connector provides synthetic tactile sensations generated by the plurality of actuators.

Stereo tactile sensation providing device

An additive for an electrolyte solution improves the electrochemical properties of a lithium secondary battery.

An apparatus and a method for providing a haptic control signal of a haptic device are disclosed. The apparatus for providing a haptic control signal of a haptic device comprises: a haptic pattern data determination unit for determining haptic pattern data on the basis of at least one of an audio signal and an additional effect signal; a haptic control signal generation unit for generating a haptic control signal for controlling a vibration operation of the haptic device on the basis of the haptic pattern data; and a transmission unit for transmitting the haptic control signal to the haptic device.

Apparatus and method for providing haptic control signal

Disclosed is a flexible tactile actuator including a tactile transmitter configured to be flexible and including magnetic particles capable of being polarized in response to an external magnetic field and a matrix layer including the magnetic particles, a magnetic field generator disposed below the tactile transmitter and configured to generate a magnetic field in the tactile transmitter, and an elastic member provided in a shape of a film, having at least a portion in surface contact with the magnetic field generator, and attached to be in surface contact with one of a top surface and a bottom surface of the tactile transmitter.

Flexible tactile actuator

A haptic device includes: a housing; a magnetic field generation unit disposed in the housing; an elastic support unit connected to the housing; a vibration unit which is connected to the elastic support unit, and which includes an elastic material in which magnetic particles are dispersed in a matrix; and a control unit for transmitting a signal to the magnetic field generation unit.

Haptic device and haptic module

An apparatus and method for generating and reproducing pattern data is provided. The apparatus for generating pattern data includes an input data reception unit for receiving input data according to a user selection; a controller for determining pattern information on the basis of the input data and generating pattern data including the determined pattern information; and a communication unit for transmitting the generated pattern data to the apparatus for reproducing pattern data.

Apparatus and method for generating pattern data, and apparatus and method for reproducing pattern data

The present invention relates to a method of evaluating a magneto-rheological rotating load device. In a method of evaluating a structural defect of a magneto-rheological rotating load device according to the present invention, the magneto-rheological rotating load device includes a housing, a shaft rotatably installed in the housing, one or more rotary rings connected to the shaft and configured to rotate in conjunction with a rotation of the shaft, a coil part disposed in the housing, and a magneto-rheological fluid with which at least a part in the housing is filled, and the method includes measuring whether a torque value, which is applied when the shaft and the rotary ring rotate, decreases from an initial set value within a predetermined range.

Method of evaluating magneto-rheological rotating load device

Provided is a haptic device including a medium for receiving a digital sound signal from a portable terminal, a digital-to-analog converter (DAC) for receiving the digital sound signal from the medium and converting the digital sound signal into an analog signal, a sound outputter for receiving the analog signal and outputting sound, and a haptic actuator driven by receiving the analog signal.

Haptic providing device and method for converting sound signal to haptic signal

A method of providing a mobile device with information of an incoming message using a tactile signal is provided. The method includes receiving the incoming message at the mobile device, determining at least one type of the tactile signal for the information of the incoming message based on a selected setting, transforming the information of the incoming message into the at least one type of the tactile signal, activating the at least one type of the tactile signal, and providing the mobile device with the information of the incoming message using the activated at least one type of the tactile signal.

Tactile information supply module

A button type actuator according to one embodiment may comprise: a case; a button part having at least a part which is moved with respect to the case by a user's pressure; a vibrator connected to the button part and including a magnetic body; and a coil for generating a magnetic field on the vibrator.

Button type actuator, button type actuator feedback system comprising same, and control method therefor

An apparatus and method for generating and reproducing pattern data is provided. The apparatus for generating pattern data includes an input data reception unit for receiving input data according to a user selection; a controller for determining pattern information on the basis of the input data and generating pattern data including the determined pattern information, and a communication unit for transmitting the generated pattern data to the apparatus for reproducing pattern data.

Growing community of inventors

Seoul, South Korea

Hyeong Jun Kim