Patents by Inventor Eun-Jin Choi

Eun-Jin Choi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 11041055
    Abstract: Provided are a composition for a light transmittance control film, and a light transmittance control film. According to the inventive concept, the light transmittance control film includes a matrix part including a copolymer and a polymer chain which is grafted to the copolymer; and a dispersed part including a polymer derived from a first monomer, and are provided in the matrix part, wherein the polymer chain is derived from the first monomer, first light transmittance is shown while external force is applied, and second light transmittance which is greater than the first light transmittance may be shown after the external force is removed.
    Type: Grant
    Filed: April 19, 2018
    Date of Patent: June 22, 2021
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Seung Koo Park, Sung Ryul Yun, Ki Uk Kyung, Mi Jeong Choi, Bong Je Park, Suntak Park, Saekwang Nam, Seongcheol Mun, Eun Jin Shin, Jeong Mook Lim
  • Patent number: 11027532
    Abstract: The present application relates to a laminate, a method for preparing same and a use of the laminate. The present application can provide a method for forming a film, which comprises a self-assembled block copolymer, to have excellent uniformity in thickness even when the film is formed over a large area, a laminate comprising a polymer film formed by means of the method, and a use of same.
    Type: Grant
    Filed: June 13, 2016
    Date of Patent: June 8, 2021
    Inventors: Eun Young Choi, Se Jin Ku, Sung Soo Yoon, No Jin Park, Jung Keun Kim, Je Gwon Lee, Mi Sook Lee
  • Patent number: 11028201
    Abstract: A polymer composition, methods and a use thereof are disclosed herein. The polymer composition having excellent self-assembly properties and capable of forming a vertical orientation structure even on a surface that no neutral treatment is performed, where the vertically oriented self-assembled structure can be effectively formed in a short time.
    Type: Grant
    Filed: November 29, 2017
    Date of Patent: June 8, 2021
    Inventors: Se Jin Ku, Mi Sook Lee, Hyung Ju Ryu, Sung Soo Yoon, No Jin Park, Jung Keun Kim, Je Gwon Lee, Eun Young Choi
  • Publication number: 20210166791
    Abstract: An apparatus for constructing a library for deriving a material composition using empirical result, which enables acceleration of research on the material-properties relationship. By applying the empirical results of the material composition, missing data of the material compositions can be statistically calculated by using supervised non-linear imputation techniques. The completed composition information of the materials is passed as an input of machine learning material-properties relationship prediction.
    Type: Application
    Filed: December 18, 2019
    Publication date: June 3, 2021
    Inventors: Seung Bum HONG, Eun Ae CHO, Jong Min YUK, Hye Ryung BYON, Yong Soo YANG, Pyuck Pa CHOI, Jong Hwa SHIN, Hyuck Mo LEE, CHI HAO LIOW, Seong Woo CHO, Gun PARK, Yong Ju LEE, Yoon Su SHIM, Moo Ny NA, Ho Sun JUN, Ki Hoon BANG, Myung Joon KIM, Chae Hwa JEONG, Seung Gu KIM, Chung Ik OH, Hong Jun KIM, Jae Gyu KIM, Ji Min OH, Ji Won YEOM, Seong Mun EOM, Hyoung Kyu KIM, Young Joon HAN, Dae Hee LEE, Ho Jun LEE, Jae Woon KIM, Jae Wook SHIN, Hyeon Muk KANG, Jae Yeol PARK, Han Beom JEONG, Jae Sang LEE, Joon Ha CHANG, Yo Han KIM, Su Jung KIM, Hyun Jeong OH, Arthur Baucour, Jae Wook HAN, Kyu Seon JANG, Hye Sung JO, Bo Ryung YOO, Hyeon Jin PARK, Min Gwan CHO, Jun Hyung PARK, Yea Eun KIM, Seok Hwan MIN, Jung Woo CHOI, Young Tae PARK, Doo Sun HONG
  • Publication number: 20210150971
    Abstract: A display device and a method for driving the same are described. The display device includes a plurality of pixels, a driving characteristic compensator for sensing driving characteristics of the pixels, generating first power source voltage information according to a change in the driving characteristics, and updating an RGB gamma look up table, a memory for storing the first power source voltage information and the RGB gamma look-up table, a power source manager for generating a first power source voltage based on the first power source voltage information, and a gamma controller for generating reference gamma voltages by dividing the first power source voltage supplied from the power source manager based on the RGB gamma look-up table. Therefore, power consumption of the display device may be reduced.
    Type: Application
    Filed: July 6, 2020
    Publication date: May 20, 2021
    Inventors: Ki Hyun PYUN, Eun Jin CHOI
  • Publication number: 20210130954
    Abstract: Disclosed is a method of forming a thin film using a surface protection material, the method comprising supplying the surface protection material to the inside of a chamber on which a substrate is placed so that the surface protection material is adsorbed to the substrate, discharging the unadsorbed surface protection material from the inside of the chamber by purging the interior of the chamber, supplying a metal precursor to the inside of the chamber so that the metal precursor is adsorbed to the substrate, discharging the unadsorbed metal precursor from the inside of the chamber by purging the interior of the chamber, and supplying a reaction material to the inside of the chamber so that the reaction material reacts with the adsorbed metal precursor to form the thin film.
    Type: Application
    Filed: July 24, 2020
    Publication date: May 6, 2021
    Applicant: EUGENETECH MATERIALS CO., LTD.
    Inventors: Geun Su LEE, Jae Min KIM, Ha Na KIM, Woong Jin CHOI, Eun Ae JUNG, Dong Hyun LEE, Myung Soo LEE, Ji Won MOON, Dong Hak JANG, Hyun Sik NOH
  • Patent number: 10992634
    Abstract: A message server and a message processing apparatus including the same are provided. According to the embodiments of the present disclosure, when the device management module is not available to be used, a message is directly delivered to the application client through the third party message server so that the reliability of the message forwarded between a sender side and a receiver side can be ensured.
    Type: Grant
    Filed: March 27, 2019
    Date of Patent: April 27, 2021
    Assignee: SAMSUNG SDS CO., LTD.
    Inventors: Eun-su Jang, Kyung-Rae Jang, Min-Jung Choi, Min-kyu Jung, Ha-Jin Park, Hyo-Joong Lee, Hyun-Myung Jung, Se-Hyuk Noh, Soon-Hyoung Hwang
  • Patent number: 10925914
    Abstract: The present invention provides a health functional food composition and a pharmaceutical composition for preventing and alleviating depression, both compositions using an extract of Vaccinium bracteatum Thunb. fruits, which are Korean natural resources, so as to be safely usable without toxicity and side effects.
    Type: Grant
    Filed: November 8, 2017
    Date of Patent: February 23, 2021
    Assignee: JEONNAM BIOINDUSTRY FOUNDATION
    Inventors: Chul Yung Choi, Jae Yong Kim, Gyu Ok Lee, Ja Won Shin, Hu Won Kang, Ara Jo, Hak Joon Choi, Sang O Pan, Sung Yoon Park, Hyo Jeong Yun, So Jeong Im, Mi Ri Kim, Yong Uk Kim, Dool-Ri Oh, Eun Jin Choi, Yu Jin Kim, Dong Hyuck Bae, KyoNyeo Oh, Myung-A Jung, Ji Ae Hong, Hyun Mi Lee, Rack Seon Seong
  • Publication number: 20200386895
    Abstract: An apparatus for recognizing a location in an autonomous vehicle is provided. The apparatus includes a light detection and ranging (LiDAR) sensor that generates a LiDAR contour of a fixed structure located at the roadside and a LiDAR contour of a variable structure. A controller then detects a location of the autonomous vehicle based on the LiDAR contour of the fixed structure and the LiDAR contour of the variable contour, generated by the LiDAR sensor.
    Type: Application
    Filed: November 23, 2019
    Publication date: December 10, 2020
    Inventors: Hae Ryong Lee, Kang Hoon Lee, Woo Joong Kim, Ji Un Kim, Eun Jin Choi, Sung Woo Choi
  • Publication number: 20200192396
    Abstract: A traveling control system of an autonomous vehicle includes a 2D LIDAR sensor, a wheel speed sensor for detecting a speed of the vehicle, a yaw rate sensor for detecting a rotational angular speed of the vehicle, and an error corrector for determining a straight-line situation using a LIDAR point detected by the 2D LIDAR sensor, extracting a straight lateral distance value according to the result of determination, accumulating the LIDAR point according to the trajectory of traveling of the vehicle detected by the wheel speed sensor and the yaw rate sensor, estimating an error between the accumulated point and the extracted straight line, and calculating and feeding back an offset correction parameter of the yaw rate sensor when the estimated error value is greater than a predetermined threshold value to automatically correct an error parameter of the yaw rate sensor.
    Type: Application
    Filed: November 22, 2019
    Publication date: June 18, 2020
    Inventors: Kang Hoon Lee, Eun Jin Choi, Ji Un Kim, Hae Ryong Lee, Young Chul Oh, Ki Cheol Shin
  • Publication number: 20200121749
    Abstract: The present invention provides a pharmaceutical composition for prevention or treatment of a stress disease and depression, the pharmaceutical composition be safely useable without toxicity and side effects by using an extract of leaves of Vaccinium bracteatum Thunb., which is natural resource of Korea, so that the reduction of manufacturing and production costs and the import substitution and export effects can be expected through the replacement of a raw material for preparation with a plant inhabiting in nature.
    Type: Application
    Filed: February 7, 2018
    Publication date: April 23, 2020
    Inventors: Chul Yung CHOI, Dool Ri OH, Yu Jin KIM, Eun Jin CHOI, Hyun Mi LEE, Dong Hyuck BAE, Kyo Nyeo OH, Myung-A JUNG, Ji Ae HONG, Kwang Su KIM, Hu Won KANG, Jae Yong KIM, Sang O PAN, Sung Yoon PARK, Rack Seon SEONG
  • Publication number: 20190381123
    Abstract: The present invention provides a health functional food composition and a pharmaceutical composition for preventing and alleviating depression, both compositions using an extract of Vaccinium bracteatum Thunb. fruits, which are Korean natural resources, so as to be safely usable without toxicity and side effects.
    Type: Application
    Filed: November 8, 2017
    Publication date: December 19, 2019
    Inventors: Chul Yung CHOI, Jae Yong KIM, Gyu Ok LEE, Ja Won SHIN, Hu Won KANG, Ara JO, Hak Joon CHOI, Sang O PAN, Sung Yoon PARK, Hyo Jeong YUN, So Jeong IM, Mi Ri KIM, Yong Uk KIM, Dool-Ri OH, Eun Jin CHOI, Yu Jin KIM, Dong Hyuck BAE, KyoNyeo OH, Myung-A JUNG, Ji Ae HONG, Hyun Mi LEE, Rack Seon SEONG
  • Patent number: 9534040
    Abstract: Provided is an antiviral agent against animal viruses. The antiviral agent contains a protein or a nucleic acid sequence encoding the protein, as an active ingredient, the protein having binding ability and degrading ability to foreign nucleic acid chains invaded in an animal cell and that has no cytotoxicity to the animal cell itself. Also provided is an antiviral animal cell containing the protein according to the present invention, or the nucleic acid sequence encoding the protein. The antiviral agent and antiviral animal cell exhibit advantageous effects in that they selectively degrade foreign nucleic acid chains invaded in an animal cell and have no cytotoxicity to the animal cell, thus causing no death of the animal cell.
    Type: Grant
    Filed: August 6, 2014
    Date of Patent: January 3, 2017
    Assignees: Sungkyunkwan University Foundation for Corporate Collaboration, Ajou University Industry-Academic Cooperation Foundation, Invitroplant Co., Ltd., Ministry of Agriculture Food and Rural Affairs Animal and Plant Quarantine Agency
    Inventors: Suk-Chan Lee, Yong-Sung Kim, Myung-Hee Kwon, Tai-Hyun Kim, Jeong-Sun Kim, Gun-Sup Lee, Hye-Kyung Shim, Eul-Yong Park, Yu-Chul Chung, Ki-Yoon Kim, Yi-Jung Jung, Woo-Ram Lee, Young-Rim Kim, Jong-Nam Sohn, Seung-Hyun Lee, Jae Young Song, Eun Jin Choi
  • Patent number: 9355319
    Abstract: A system for identifying road surface conditions includes a road surface measurement sensor attached to a vehicle and configured to generate a measurement signal for a road surface condition, and a controller. The controller is configured to digitalize the measurement signal received from the road surface measurement sensor, calculate a curvature pattern for the road surface condition based on the digitalized measurement signal, and compare the calculated curvature pattern with a pre-stored curvature pattern to identify the road surface condition.
    Type: Grant
    Filed: September 4, 2013
    Date of Patent: May 31, 2016
    Assignee: HYUNDAI MOTOR COMPANY
    Inventors: Yoon Ho Jang, Kyoung Moo Min, Eun Jin Choi, Jin Hak Kim
  • Publication number: 20160083455
    Abstract: Disclosed herein is an antiviral agent against animal viruses. The antiviral agent contains a protein or a nucleic acid sequence encoding the protein, as an active ingredient, the protein having binding ability and degrading ability to foreign nucleic acid chains invaded in an animal cell and that has no cytotoxicity to the animal cell itself. Disclosed herein is further an antiviral animal cell containing the protein according to the present invention, or the nucleic acid sequence encoding the protein. The antiviral agent and antiviral animal cell exhibit advantageous effects in that they selectively degrade foreign nucleic acid chains invaded in an animal cell and have no cytotoxicity to the animal cell, thus causing no death of the animal cell.
    Type: Application
    Filed: August 6, 2014
    Publication date: March 24, 2016
    Inventors: Suk-Chan Lee, Yong-Sung Kim, Myung-Hee Kwon, Tai-Hyun Kim, Jeong-Sun Kim, Gun-Sup Lee, Hye-Kyung Shim, Eul-Yong Park, Yu-Chul Jung, Ki-Yoon Kim, Yi-Jung Jung, Woo-Ram Lee, Young-Rim Kim, Jong-Nam Sohn, Seung-Hyun Lee, Jae Young Song, Eun Jin Choi
  • Patent number: 9207320
    Abstract: The present invention provides a method and a system for producing a classifier for recognizing an obstacle, including a processor configured to: display surface data of a plurality of obstacles measured by a distance measurement sensor in a two-dimensional (2D) coordinate system; group and classify the surface data displayed in the 2D coordinate system for each obstacle; setting a plurality of feature references to analyze region based features displayed for each obstacle in the 2D coordinate system and calculate the respective feature references for each obstacle grouping; and producing the classifier by applying a weight to each of the feature references.
    Type: Grant
    Filed: December 13, 2012
    Date of Patent: December 8, 2015
    Assignee: Hyundai Motor Company
    Inventors: Jin Hak Kim, Kyung Ho Yoo, Yoon Ho Jang, Seong Su Im, Hui Sung Lee, Kyoung Moo Min, Eun Jin Choi
  • Patent number: 9197860
    Abstract: A color detector for a vehicle that detects a color of an external image by receiving predetermined image data from a camera photographing the external image of the vehicle, may include an RGB converting unit converting a photographed image of the camera into RGB image data, an HSI (Hue, Saturation, and Intensity) image extracting unit extracting a hue image, a saturation image, and an intensity image of the RGB image data, a reverse image extracting unit extracting a reverse saturation image, a reverse modulo saturation image, and a reverse luminance image of the RGB image data, and a color detecting unit detecting white, black, red, and yellow colors by using two or more images selected from the hue image, the saturation image, the intensity image, the reverse saturation image, the reverse modulo saturation image, and the reverse luminance image by a predetermined algorithm.
    Type: Grant
    Filed: November 8, 2012
    Date of Patent: November 24, 2015
    Assignee: HYUNDAI MOTOR COMPANY
    Inventors: Kyung-Moo Min, Eun-Jin Choi, Hyun-Jae Yoo
  • Patent number: 9136255
    Abstract: A package stack structure includes a lower semiconductor chip on a lower package substrate having a plurality of lower via plug lands, a lower package having a lower molding compound surrounding a portion of a top surface of the lower package substrate and side surfaces of the lower semiconductor chip, an upper semiconductor chip on an upper package substrate having a plurality of upper via plug lands, an upper package having an upper molding compound covering the upper semiconductor chip, via plugs vertically penetrating the lower molding compound, the via plugs connecting the lower and upper via plug lands, respectively, and a fastening element and an air space between a top surface of the lower molding compound and a bottom surface of the upper package substrate.
    Type: Grant
    Filed: March 4, 2014
    Date of Patent: September 15, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sun-Kyoung Seo, Eun-Jin Choi
  • Publication number: 20150161796
    Abstract: A method and a device for recognizing a pedestrian and a vehicle supporting the same are provided. The method includes collecting, by a controller, a far-infrared image using a far-infrared imaging device and detecting a pedestrian candidate group from the far-infrared image. In addition, the method includes extracting, by the controller, pedestrian features based on previously normalized pedestrian database (DB) learning and comparing the pedestrian features with the pedestrian DB learning results to determine similarity. The controller is configured to perform pedestrian recognition based on the comparison result.
    Type: Application
    Filed: June 19, 2014
    Publication date: June 11, 2015
    Inventors: Eun Jin Choi, Jae Kwang Kim, Jin Hak Kim, Wan Jae Lee, Kang Hoon Lee
  • Patent number: D857494
    Type: Grant
    Filed: November 20, 2017
    Date of Patent: August 27, 2019
    Assignee: NONGSHIM CO., LTD.
    Inventors: Ji Il Kim, Hee Cheol Son, Eun Jin Choi