Lg Electronics Inc.

Samsung Electronics Co., Ltd.

Imagoworks Inc.

Samsung Display Co., Ltd.

Samsung Sdi Co., Inc.

Korea Electronics Technology Institute

Korea Institute of Science and Technology

Seoul National University

Skhynix Inc.

Yonsei University

Dongwoo Fine-chem Co., Ltd.

Youngjun Kim

Youngjong Kim

Insik Yu

Dongcheol Kim

Sungwoo Kim

Seokhyun Kim

Bongsoo Kim

Yujune Jang

Sungil Cho

Jongkeon Jeon

Hongsick Park

Haeyoong Chung

Tae Yoon Kim

Jinbum Kim

Juhyun Kim

Bong-Kyun Kim

Byeong-Beom Kim

Junho Song

Sangwon Shin

Seungho Yoon

Seong Ho Hong

Hyunjoo Jeon

Hoon Jong Kang

Jinwoo Park

Miyoung Kim

Bong-Soo Kim

Hyunjin Kim

Hyungjun Kim

Jaejin Lee

Woojin Cho

Jaeha Kim

Yoongeon Kim

Mikyung Kim

Junsig Kum

Kyungjun Lee

Jaewook Kim

Hojung Kim

Sung Chul Kang

Samsick Kim

Byunghoon Kang

Inyong Hwang

Seungho Choi

Jeongmin Park

Jinhyung Park

Hyeran Lee

Hoju Song

Eunjeong Ryu

Jinhyeok Choi

Hannah Kim

Nameun Cho

Wonjoo Park

Tae-geun Son

Jeonil Lee

Se Hyung Park

Deukhee Lee

Sanggil Woo

Ji Hyung Kim

Jong-Chan Han

Woosuk Cho

Hansu Kim

Kangmin Kim

Jaehee Chung

Yeerang Yun

Younhwa Choi

Jungeun Shin

Hyun Chul Cho

Kijae Kim

Sang-Jun Lee

Heekyun Shin

Laehyun Kim

Minhun Kang

Wondoo Song

Junho Sim

Jung-Woo Lee

Hyungsun Kim

Seungjun Moon

Seulah Lee

Sanghyun Yun

Seuk Son

Kiwan Kim

Sungho Chang

Sooyoung Her

Dongkyun Seo

Ho-Ju Song

Taekon Lee

Sumin An

Seungheon Han

Yunhui Cho

Daesung Lim

Hyunyoung Jung

Youngchul Park

Seok-Hyun Kim

Jeong-Gyu Song

Minho Song

Hyejin Ryu

Goojin Jeong

Seungheon Baek

Soomin An

Inseol Kuk

A method of automated tooth segmentation of a three dimensional scan data using a deep learning, includes determining a U-shape of teeth in input scan data and operating a U-shape normalization operation to the input scan data to generate first scan data, operating a teeth and gum normalization operation, in which the first scan data are received and a region of interest (ROI) of the teeth and gum is set based on a landmark formed on the tooth, to generate second scan data, inputting the second scan data to a convolutional neural network to label the teeth and the gum and extracting a boundary between the teeth and the gum using labeled information of the teeth and the gum.

Method for automated tooth segmentation of three dimensional scan data using deep learning and computer readable medium having program for performing the method

An automated registration method of 3D facial scan data and 3D volumetric medical image data using deep learning, includes extracting scan landmarks from the 3D facial scan data using a convolutional neural network, extracting volume landmarks from the 3D volumetric medical image data using the convolutional neural network and operating an initial registration of the 3D facial scan data and the 3D volumetric medical image data using the scan landmarks and the volume landmarks.

Automated registration method of 3D facial scan data and 3D volumetric medical image data using deep learning and computer readable medium having program for performing the method

A method of manufacturing a semiconductor memory device includes forming bit line structures extending in a first horizontal direction on a substrate, and insulating spacer structures covering opposite sidewalls of each bit line structure, forming a preliminary buried contact material layer and a mold layer to respectively fill lower and upper portions of a space between a pair of insulating spacer structures, patterning the mold layer and the preliminary buried contact material layer into mold patterns spaced apart from each other in a second horizontal direction and buried contacts spaced apart from each other in the second horizontal direction, forming insulating fences among the mold patterns separated from each other and among the buried contacts separated from each other, removing the mold patterns to expose the buried contacts, and forming landing pads on the exposed buried contacts, each landing pad connected to a corresponding one of the exposed buried contacts.

Semiconductor memory device and method of manufacturing the same

An automated method for aligning a 3D dental library model to 3D oral scan data includes determining a valid tooth of the 3D oral scan data, extracting scan landmarks of the 3D oral scan data, loading a dental library model corresponding to the valid tooth of the 3D oral scan data, extracting library landmarks of the 3D dental library model, initial-aligning the 3D dental library model to the 3D oral scan data using the scan landmarks and the library landmarks and matching an individual tooth of the 3D dental library model and an individual tooth of the 3D oral scan data.

Automated method for aligning three dimensional dental library model to three dimensional oral scan data and computer readable medium having program for performing the method

A method of generating a 3D model for digital dentistry using a virtual bridge based multi input Boolean operation, includes generating a first group model by generating a first virtual bridge connecting models spaced apart from each other among first input models of a first input group when the models are spaced apart from each other among the first input models, generating a second group model by generating a second virtual bridge connecting models spaced apart from each other among second input models of a second input group when the models are spaced apart from each other among the second input models, generating a first result model by a Boolean operation of the first group model and the second group model and removing a remaining first virtual bridge or a remaining second virtual bridge when the first virtual bridge or the second virtual bridge remains in the first result model.

Method of generating three dimensional model using virtual bridge based multi input Boolean operation

A resin composition includes a polyimide, an ultraviolet (UV) absorber represented by the following Chemical Formula 1 and a remaining N-methyl-2-pyrrolidone, and wherein, in Chemical Formula 1, R1 and R2 are each selected from a hydrogen group, a halogen group, an aliphatic substituent, and an aromatic group.

Resin composition and display device including the same

The present disclosure provides a surface-mountable antenna structure that is applicable to a broadband massive multi-input multi-output (MIMO) unit (MMU) in a wireless communication system. An antenna structure according to an embodiment of the present disclosure comprises: a printed circuit board including a first ground port, a second ground port, and a first feeding port; a first antenna electrically connected to the first ground port; a second antenna electrically connected to the second ground port; and a first feeding plate including a first bending part electromagnetically coupled to the first antenna, a second bending part electromagnetically coupled to the second antenna, and a third bending part electrically connected to the first feeding port.

Antenna structure in wireless communication system

A gate structure includes a first gate electrode including a metal, a gate barrier pattern on the first gate electrode and including a metal nitride, and a second gate electrode on the gate barrier pattern. The gate structure is buried in an upper portion of a substrate. The gate barrier pattern has a flat upper surface and an uneven lower surface.

Gate structures and semiconductor devices including the same

A semiconductor device including an active pattern; a gate structure connected to the active pattern; a bit line structure connected to the active pattern; a buried contact connected to the active pattern; a contact pattern covering the buried contact; a landing pad connected to the contact pattern; and a capacitor structure connected to the landing pad, wherein the buried contact includes a first growth portion and a second growth portion spaced apart from each other, and the landing pad includes an interposition portion between the first growth portion and the second growth portion.

Semiconductor device including buried contact and method for manufacturing the same

A battery protection circuit includes: a plurality of pack terminals configured to connect a battery module to an external device; a first fuse element located on a current path between the battery module and the pack terminals to block a current flow between the battery module and the pack terminals depending on a voltage applied to a control terminal thereof; a first integrated circuit configured to include a first input terminal and control a voltage outputted to the control terminal of the first fuse element depending on a voltage applied to the first input terminal; and a plurality of thermistors connected in series between a positive electrode of the battery module and a first input terminal of the first integrated circuit and having resistance that is varied depending on a temperature of a corresponding cell among a plurality of cells constituting the battery module.

Battery protection circuit and battery pack including same

An automated method for aligning 3D (three-dimensional) dental data includes extracting landmark points of a CT (computerized tomography) data, extracting landmark points of scan data of a digital impression model, determining an up vector representing a direction of a patient's eyes and nose and identifying left and right of the landmark points of the scan data, extracting a teeth portion of the scan data, searching a source point of the scan data on a spline curve of the CT data to generate a candidate target point group and determining the candidate target point group having a smallest error with the landmark points of the CT data as a final candidate.

Automated method for aligning 3D dental data and computer readable medium having program for performing the method

A method for automated detection of landmarks from 3D medical image data using deep learning according to the present inventive concept, the method includes receiving a 3D volume medical image, generating a 2D intensity value projection image based on the 3D volume medical image, automatically detecting an initial anatomical landmark using a first convolutional neural network based on the 2D intensity value projection image, generating a 3D volume area of interest based on the initial anatomical landmark and automatically detecting a detailed anatomical landmark using a second convolutional neural network different from the first convolutional neural network based on the 3D volume area of interest.

Method and apparatus for automated detection of landmarks from 3D medical image data based on deep learning

A semiconductor device includes a bit line structure, first and second capping patterns, first and second contact plug structures, and a capacitor. The bit line structure extends on a cell region and a dummy region. The first capping pattern is adjacent the bit line structure on the cell region. The second capping pattern is adjacent the bit line structure on the dummy region. The first contact plug structure is adjacent the bit line structure and the first capping pattern on the cell region, and includes a lower contact plug and a first upper contact plug sequentially stacked. The second contact plug structure is adjacent the bit line structure and the second capping pattern on the dummy region, and includes a dummy lower contact plug and a second upper contact plug sequentially stacked. The capacitor contacts an upper surface of the first contact plug structure on the cell region.

Semiconductor memory devices

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

Growing community of inventors

Seoul, South Korea

Youngjun Kim