Samsung Electro-mechanics Co., Ltd.

Lg Electronics Inc.

Samsung Electronics Co., Ltd.

Industry-University Cooperation Foundation Hanyang University

University of Seoul Industry Cooperation Foundation

Lg Innotek Co., Ltd.

Korea Advanced Institute of Science and Technology

Sk Telecom Company, Ltd.

Doosan Infracore Co., Ltd.

The Catholic University of Korea Industry-Academic Cooperation Foundation

Kangstem Biotech Co., Ltd.

Catholic University Industry Academy Cooperation Foundation

Industry-Academic Cooperation Foundation, the Catholic University of Korea

The Catholic University of Korea Industry-Academic Cooperatior

Tae Yoon Kim

Moon Chul Lee

Chang Hyun Lim

Tae Kyung Lee

Won Jae Han

Jong Woon Kim

Sang Kee Yoon

Tae Hun Lee

Sang Uk Son

Jae Chang Lee

Dae Hun Jeong

Dae Ho Kim

Dong Heon Shin

Duck Hwan Kim

Sung Jun Lee

Young-Ho Cho

Hwa Sun Lee

Yeong Gyu Lee

Sung Min Cho

Jin Pyo Hong

Nam Jung Lee

Gwang Ho Baek

Youngjun Kim

Yong Suk Kim

Juhyun Kim

Sang Jin Kim

Jongkeon Jeon

Seung Hun Han

Jae Hyoung Gil

Bo Sung Ku

Yoon Sok Park

Seong Ho Hong

Young Soo Oh

Ju Han Lee

Chae Man Lim

Sung Koo Kang

Yong Jin Kang

Hyun Min Hwang

Ji Hyung Kim

Ho-Jung Kim

Myung Jin Ku

Kunkyu Kang

Junha Jung

Ah Rahm Lee

Han Bit Kim

Sang Hoon Kim

Tah Joon Park

Yong Kim

Sung Woo Han

Sang Won Kim

Sang Heon Han

Kyung Sang Park

Sung Sun Kim

In Young Kang

Sung Hea Cho

Kyung Sun Kang

Nam Soo Kim

Hyung Joon Jeon

Kwang Su Kim

Jun Bae Lee

Dong Woo Lee

Jong Beom Kim

Kyong Bok Min

Yang Sun Kim

Ju Hwan Ku

Byeong Jong Yoo

Young Bin Jeong

Tae Hoon Choi

Sung-Min Kwon

Young Cho Shim

Gabriel Jang

In Sik Kim

Jong Cheun Seo

Ik Soo Jeon

Il Han Lee

Sung Jun Byun

Yu Shin Kim

Tae Hoon Oh

Hwa Ran Lee

Jin Sik Lee

Da Seul Hyeon

Won Hyeong Kim

Hyung Sub Woo

Joo Young Kim

Keon Young Lee

Yeung Seob Shin

Seoung Bum Son

Ji Kwang Kang

A ceramic electronic component includes: a body including dielectric layers and internal electrodes; and external electrodes disposed on the body and connected to the internal electrodes, wherein the dielectric layer includes a plurality of first secondary phases, the first secondary phase is a secondary phase including Ni, Mg, Al, Si, and O, and at least one of the plurality of first secondary phases has a ratio of a major axis length to a minor axis length of 4 or more.

Ceramic electronic component having a dielectric with secondary phases, method of manufacturing ceramic electronic component, and method of producing dielectric powder

A resonator package and a method of manufacturing the same are provided. The method of manufacturing a resonator package involves etching a lower electrode with a hardmask, in which only a portion of a thickness of the lower electrode is etched to shape the lower electrode.

Resonator package and method of manufacturing the same

A bulk acoustic wave resonator includes a substrate, a first electrode, wherein a cavity is formed between the substrate and the first electrode, a piezoelectric layer disposed on the first electrode and overlapping at least a portion of the first electrode, a second electrode disposed on the piezoelectric layer and overlapping at least a portion of the piezoelectric layer, a passivation layer having at least a portion disposed on the second electrode and overlapping at least a portion of the second electrode, and a lower frame spaced apart from the substrate and having a portion of the cavity disposed therebetween. Any one of the second electrode and the passivation layer includes a protruding portion having a first thickness and an extended portion having a second thickness less than the first thickness, and an inner end of the lower frame and an end of the protruding portion are spaced apart horizontally.

Bulk acoustic wave resonator

A portable air purifier may include at least one blower fan which rotates with respect to a rotational shaft extending in a first direction, and includes a hub, and a plurality of fan blades radially connected around the hub; and a fan cover provided with at least one shielding plate that shields the hub, and a plurality of guide vanes that guides a discharge direction of air discharged by the at least one blower fan. A foreground of a rotational area of the plurality of fan blades forms a blowing surface, and the plurality of guide vanes may be arranged in front of the blowing surface and extend radially with respect to the rotational shaft. Each of the plurality of guide vanes may include a first guide surface positioned adjacent to the at least one blower fan and a second guide surface connected to the first guide surface and positioned further from the at least one blower fan than the first guide surface. The second guide surface may extend parallel to the first guide surface. The first guide surface may be oriented at a predetermined angle with respect to the blowing surface.

Portable air purifier

The present invention provides a pharmaceutical composition for preventing or treating inflammatory diseases, containing, as an active ingredient, stem cells overexpressing SOD3. The present inventor has ascertained that mesenchymal stem cells (MSCs) overexpressing SOD3 have a stronger antioxidant activity and immune regulatory function than normal MSCs, and thus the MSCs overexpressing SOD3 can be an effective treatment agent for inflammatory diseases, autoimmune diseases, organ transplant rejection and the like.

Composition for preventing or treating inflammatory diseases, containing, as active ingredient, stem cells overexpressing SOD3

The present disclosure in some embodiments provides a dialogue state tracking method and a dialogue state tracking apparatus in a goal-oriented dialogue system, which track a dialogue state through training based on an attention mechanism between utterances and contextual semantic vectors corresponding respectively to domain-slot types and based on a distance metric-based non-parametric method and thereby facilitate service extension to a multi-domain scenario in the dialogue system.

Method and device for tracking dialogue state in goal-oriented dialogue system

The present invention relates to an optical fiber device for removing cladding light, an apparatus and a method for etching the same. The optical fiber device comprises: a first optical fiber section through an Noptical fiber section arranged in sequence along a light travelling direction; and a first tapered coupling section coupling a Koptical fiber section and a (K+1)optical fiber section, where the Koptical fiber section is any one of the first optical fiber section through the Noptical fiber section and the (K+1)optical fiber section is any one of the first optical fiber section through the Noptical fiber section adjacent to the Koptical fiber section, wherein the Koptical fiber section comprises: at least one first subsection and at least one second subsection alternately arranged along the light travelling direction, each of the at least one first subsection having a diameter Dand a length L; and each of the at least one second subsection having a diameter Dand a length L; and a second tapered coupling section coupling the first subsection and the second subsection adjacent to the first subsection, wherein the diameter Dand the length Lof the first subsection and the diameter Dand the length Lof the second subsection of the Koptical fiber section and a diameter Dand a length Lof the first subsection and a diameter Dand a length Lof the second subsection of the (K+1)optical section satisfy D&#x3e;D, D&#x3e;D, L&#x3e;L, L&#x3e;Land D=D, and satisfy D&#x3e;Dfor odd K and D&#x3c;Dfor even K (where N is a natural number, and K is any natural number satisfying 1&#x2264;K&#x2264;N&#x2212;1).

Apparatus and method for etching optical fiber device for removing cladding light

An acoustic wave resonator includes a resonating part disposed on and spaced apart from a substrate by a cavity, the resonating part including a membrane layer, a first electrode, a piezoelectric layer, and a second electrode that are sequentially stacked. 0 &#x212b;&#x2264;&#x394;Mg&#x2264;170 &#x212b; may be satisfied, &#x394;Mg being a difference between a maximum thickness and a minimum thickness of the membrane layer disposed in the cavity.

Acoustic wave resonator

An acoustic resonator includes: a resonating unit including a resonating unit including a piezoelectric layer and first and second electrodes disposed on a lower side and an upper side of the piezoelectric layer, respectively; a substrate disposed on a lower side of the resonating unit; a support unit providing a cavity between the substrate and the resonating unit; and an intermediate metal layer separated from the second electrode and disposed in the resonating unit such that at least a portion thereof is surrounded by the piezoelectric layer and the second electrode.

Acoustic resonator

The present invention relates to an optical fiber device for removing cladding light, an apparatus and a method for etching the same. The optical fiber device comprises: a first optical fiber section through an Noptical fiber section arranged in sequence along a light travelling direction; and a first tapered coupling section coupling a Koptical fiber section and a (K+1)optical fiber section, where the Koptical fiber section is any one of the first optical fiber section through the Noptical fiber section and the (K+1)optical fiber section is any one of the first optical fiber section through the Noptical fiber section adjacent to the Koptical fiber section, wherein the Koptical fiber section comprises: at least one first subsection and at least one second subsection alternately arranged along the light travelling direction, each of the at least one first subsection having a diameter Dand a length L; and each of the at least one second subsection having a diameter Dand a length L; and a second tapered coupling section coupling the first subsection and the second subsection adjacent to the first subsection, wherein the diameter Dand the length Lof the first subsection and the diameter Dand the length Lof the second subsection of the Koptical fiber section and a diameter Dand a length Lof the first subsection and a diameter Dand a length Lof the second subsection of the (K+1)optical fiber section satisfy D&#x3e;D, D&#x3e;D, L&#x3e;L, L&#x3e;Land D=D, and satisfy D&#x3e;Dfor odd K and D&#x3c;Dfor even K (where N is a natural number, and K is any natural number satisfying 1&#x2264;K&#x2264;N&#x2212;1).

Optical fiber device for removing cladding light, apparatus and method for etching the same

A portable air purifier may include a case having an accommodation space, a front side and a rear side of which are open; a fan assembly accommodated in the accommodation space and including a blower fan; a fan cover disposed in front of and coupled to the fan assembly in the accommodation space; and a filter module disposed behind the fan assembly in the accommodation space. The case may include a first support surface that protrudes from an inner circumferential surface of the case and disposed behind the fan cover to face the fan cover, and a second support surface that protrudes from the inner circumferential surface of the case and disposed in front of at least a portion of the filter module to face the at least a portion of the filter module. The fan cover and the filter module may be coupled in a frontward-rearward direction with the first support surface and the second support surface interposed therebetween and may be fixed to the case.

Disclosed is a method of fabricating a resistive switching memory. A method of fabricating a resistive switching memory according to an embodiment of the present invention includes a step of forming a lower electrode on a substrate; a step of forming a resistive switching layer on the lower electrode using sputtering; and a step of forming an upper electrode on the resistive switching layer, wherein, in the step of forming a resistive switching layer on the lower electrode using sputtering, the substrate is disposed in a region, which is not reached by plasma generated by the first and second targets, between the first target and the second target disposed above the substrate to deposit the resistive switching layer.

Resistive switching memory including resistive switching layer fabricated using sputtering and method of fabricating the same

An acoustic resonator includes: a resonating unit including a piezoelectric layer, a first electrode disposed on a lower side of the piezoelectric layer, and a second electrode disposed on an upper side of the piezoelectric layer; a substrate disposed below the resonating unit; a support unit forming a cavity between the substrate and the resonating unit; and a pillar extending through the cavity and connecting the resonating unit to the substrate. The resonating unit further includes a first insertion layer disposed above the pillar.

An acoustic resonator includes a substrate, an insulation layer disposed on the substrate, a resonating portion disposed on the insulation layer and having a first electrode, a piezoelectric layer, and a second electrode, stacked thereon, a cavity disposed between the insulation layer and the resonating portion, a protruded portion having a plurality of protrusions disposed on a lower surface of the cavity, and a hydrophobic layer disposed on an upper surface of the cavity and a surface of the protruded portion.

A bulk acoustic wave resonator includes: a substrate; a membrane layer forming a cavity together with the substrate; a lower electrode disposed on the membrane layer; a piezoelectric layer disposed on a flat surface of the lower electrode; and an upper electrode covering a portion of the piezoelectric layer and exposing a side of the piezoelectric layer to air, wherein the piezoelectric layer includes a step portion extended from the side of the piezoelectric layer and disposed on the flat surface of the lower electrode.

Growing community of inventors

Suwon-si, South Korea

Tae Yoon Kim