Electronics and Telecommunications Research Institute

Ji-Young Oh

Chan Woo Park

Jae Bon Koo

Bock Soon Na

Soon-Won Jung

Hye Yong Chu

Sang Seok Lee

Seung Youl Kang

Seongdeok Ahn

Sang Chul Lim

Jong Tae Lim

Jeong Ik Lee

Chi-Sun Hwang

Joo Yeon Kim

Jaehyun Moon

Seong-Mok Cho

Jae-Eun Pi

Tae-Youb Kim

Kang-Ho Park

Himchan Oh

Byoung Gon Yu

Yong Hae Kim

Doo-Hee Cho

Nam Sung Cho

Sang Hoon Cheon

Jun-Han Han

Chul Woong Joo

Jonghee Lee

Rae-Man Park

Su Jae Lee

Jeho Na

Wooseup Youm

Kyoung Ik Cho

Joon Tae Ahn

Young Sam Park

Kyung Hyun Kim

Chil Seong Ah

Jong-Heon Yang

Hojun Ryu

Seong Hyun Kim

Yong Suk Yang

Hyunkoo Lee

Lee-Mi Do

Byoung-Hwa Kwon

Sung Haeng Cho

Ji Hun Choi

Kyu Sung Lee

Jeong-ik Lee

Sooji Nam

Hye-yong Chu

Yong-suk Yang

Tae-hyoung Zyung

Hee-ok Kim

Gi-heon Kim

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

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

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

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 is a flexible touch panel. The flexible touch panel includes a first sensor part extending in a first direction on a substrate, a second sensor part extending in a second direction crossing the first direction on the substrate, and a protective layer surrounding the first and second sensor parts, wherein the first sensor part includes first sensor patterns spaced apart from each other in the first direction, a first connection electrode disposed between the first sensor patterns adjacent to each other, and first connection patterns connecting the first connection electrode and the first sensor patterns to each other, wherein each of the first sensor patterns includes first electrode patterns spaced apart from each other in a form of a mesh and first wiring patterns connecting the adjacent first electrode patterns to each other, wherein each of the first wiring patterns and the first connection patterns has a serpentine structure, wherein the first electrode patterns and the first wiring patterns include the same material as each other.

Flexible touch panel and method of manufacturing thereof

Provided is a stretchable display device. The stretchable display device includes a substrate and a base pattern on the substrate, wherein the base pattern comprises a first portion, a second portion, and a connection portion configured to connect the first portion to the second portion. The stretchable display device includes a lower electrode on the first portion of the base pattern; an upper electrode on the lower electrode, a light emitting structure between the lower electrode and the upper electrode, and a protective layer configured to cover top and side surfaces of the upper electrode, side surfaces of the light emitting structure, a side surface of the lower electrode, and a portion of a side surface of the base pattern. The upper electrode extends to a top surface of the connection portion and a top surface of the second portion of the base pattern, and the first portion and the second portion of the base pattern extend in a first direction parallel to a top surface of the substrate. The first portion and the second portion are parallel to the top surface of the substrate and are spaced apart from each other in a second direction crossing the first direction. The connection portion extends in the second direction. A level of the lowermost surface of the protective layer is disposed between a bottom surface of the lower electrode and a bottom surface of the base pattern.

Stretchable display device

Provided is a low frequency vibrating actuator device. The low frequency vibrating actuator device includes a substrate including a pair of connection electrodes, an actuator provided on the pair of connection electrodes to generate vibration, a support provided on the actuator, a vibration membrane provided on the support to vibrate according to the actuator, and a vibrating mass provided on the vibration membrane to vibrate according to the vibration membrane. The actuator includes a plurality of laminated insulating layers and internal electrodes that are alternately laminated between the insulating layers adjacent to each other, and a top surface of the support, which contacts the vibration membrane, has an area that is equal to or less than that of a bottom surface of the support, which contacts the actuator.

Low frequency vibrating actuator device

Provided is a pressure sensitive display device including a sensing substrate, a reaction substrate provided on the sensing substrate, and spacers provided between the sensing substrate and the reaction substrate to space the sensing substrate apart from the reaction substrate. Here, the sensing substrate includes a flexible substrate and a touch electrode provided on one surface of the flexible substrate, which faces the reaction substrate. The reaction substrate includes a transparent substrate, a transparent electrode provided on one surface of the transparent substrate, which faces the sensing substrate, and a light emitting layer disposed on the transparent electrode.

Pressure sensitive display device having touch electrode and light emitting layer

Disclosed are a system for and a method of manufacturing a three-dimensional (3D) structure. The method may include injecting a fluid with a first pressure toward a surface of a first output layer to form a softening layer in the first output layer, injecting the fluid with a second pressure toward the softening layer to form an uneven structure in the softening layer, the second pressure being higher than the first pressure, and forming a second output layer on the softening layer with the uneven structure.

System for and method of manufacturing three-dimensional structure

Provided is an electrochromic device, which may prevent a damage of an electrode and include a lower substrate and an upper substrate configured to face each other with an electrolyte layer therebetween, an upper electrode provided between the electrolyte layer and the upper substrate, a lower electrode provided between the electrolyte layer and the lower substrate, an upper ion reactive layer provided between the upper electrode and the electrolyte layer, and a lower protection layer provided between the lower electrode and the electrolyte layer and configured to prohibit the lower electrode and the electrolyte layer from contacting.

Electrochromic device capable of preventing damage of electrode

Provided is a color changeable device which includes a first substrate and a second substrate that are spaced apart from each other, a first transparent electrode disposed on the first substrate, a second transparent electrode disposed on the second substrate, an electrochromic layer disposed between the first transparent electrode and the second transparent electrode, an organic layer disposed between the first transparent electrode and the electrochromic layer. The organic layer may include a hole injection layer or an electron injection layer. The organic layer may further include a hole transport layer or an electron transport layer.

Color changeable device

Provided is a method for manufacturing a stretchable wire, the method including removing a portion of a photoresist layer on a substrate to form a photoresist pattern comprising at least one pattern slit, applying a liquid-phase conductive material on the photoresist pattern to form a liquid-phase conductive structure in the pattern slit, forming a stretchable first insulating layer on the liquid-phase conductive structure, after removing the photoresist pattern, and separating the liquid-phase conductive structure and the first insulating layer from the substrate.

Method for manufacturing stretchable wire and method for manufacturing stretchable integrated circuit

A stretchable wire including a stretchable solid-phase conductive structure; a stretchable insulation layer which surrounds the solid-phase conductive structure; and a liquid-phase conductive material layer disposed between the solid-phase conductive structure and the stretchable insulation layer, and in contact with the solid-phase conductive structure, and a method of fabricating the same.

Stretchable wire and method of fabricating the same

Provided is an electronic circuit including a substrate having a flat device region and a curved interconnection region. A conduction line may extend along an uneven portion in the interconnection region and may be curved. The uneven portion and the conductive line may have a wavy shape. An external force applied to the electronic circuit may be absorbed by the uneven portion and the conductive line. The electronic device may not be affected by the external force. Therefore, functions of the electronic circuit may be maintained. A method of fabricating an electronic circuit according to the present invention may easily adjust areas and positions of the interconnection region and the device region.

Electronic circuit and method of fabricating the same

Growing community of inventors

Daejeon, South Korea

Ji-Young Oh