Patents by Inventor Ji Hyun Ryu

Ji Hyun Ryu 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).

  • Publication number: 20210010164
    Abstract: Disclosed are a fiber for a sound-absorbing material for vehicles and a sound-absorbing material for vehicles including the same. The cross-section of the fiber for a sound-absorbing material includes a first end portion, a second end portion spaced apart from the first end portion, and an intermediate portion connected to the first end portion and the second end portion. The intermediate portion includes at least three bent portions. Each of the first end portion and the second end portion has a width larger than the width of the intermediate portion.
    Type: Application
    Filed: June 16, 2020
    Publication date: January 14, 2021
    Inventors: Jung Wook Lee, Seong Je Kim, Ji Wan Kim, Tae Yoon Kim, Jong Hyun Ryu, Myung Sik Lee, Hee Koo Woo
  • Patent number: 10878488
    Abstract: An example electronic apparatus and an example method for summarizing content thereof are provided. The example method includes displaying content on a display; based on receiving user input for content summarization, determining, as a content summarization range, from among content areas which are not displayed on the display, a content area corresponding to a location on the display at which the user input is detected; summarizing content within the content summarization range according to a type of the content; and displaying the summarized content along with the displayed content. The example electronic apparatus and example method may summarize the content by using a rule-based algorithm or an Artificial Intelligence (AI) algorithm.
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: December 29, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ji-yeon Lee, Ji-hyun Rho, Won-ho Ryu
  • Publication number: 20200394362
    Abstract: Disclosed are an apparatus and/or method for providing a sentence based on a user input. When a sentence corresponding to a shorthand word input from a user is generated and provided to the user, a sentence most suitable for a current context is provided to the user by further considering context information. At least a portion of the method for providing a sentence based on a user input may be performed using a rule-based model and/or an artificial intelligence model learned according to at least one of neural network or deep learning algorithms. The rule-based model and/or artificial intelligence model may provide a sentence most suitable for a current context to the user by using the input shorthand word and the context information as input values.
    Type: Application
    Filed: August 31, 2020
    Publication date: December 17, 2020
    Inventors: Ji-yeon LEE, Ji-hyun RHO, Won-ho RYU
  • Publication number: 20200394381
    Abstract: A display deice is provided including a substrate. The substrate includes a display region that includes a plurality of pixels and a sensing region provided in at least one region of the display region. A circuit element layer is disposed on the substrate, the circuit element layer includes a plurality of conductive layers. A light emitting element layer is provided on the circuit element layer. The light emitting element layer includes a plurality of light emitting elements. A sensor layer is disposed on the substrate. The sensor layer includes a plurality of photo sensor units each including sensor pixels. The photo sensor units are arranged in an irregular pattern in the sensing region.
    Type: Application
    Filed: May 29, 2020
    Publication date: December 17, 2020
    Inventors: JI HUN RYU, Il Nam Kim, Jong Hyun Lee, Jae Kyoung Kim, Eun Jin Sung, Seong Ryong Lee
  • Publication number: 20200380239
    Abstract: According to an aspect of the invention, a fingerprint sensor for a display device includes: a substrate having first and second surfaces; a light transmission layer including a first layer disposed on the first surface of the substrate and having first openings in at least one first conductive layer, and a second layer disposed on the first surface of the substrate and having second openings in at least one second conductive layer; a light emitting element layer disposed on the first layer and the second layer and having at least one light emitting element; and a sensor layer disposed on the second surface of the substrate and having light sensors, where at least a portion of the first openings and at least a portion of the second openings at least partially overlap and have different sizes.
    Type: Application
    Filed: May 27, 2020
    Publication date: December 3, 2020
    Inventors: Jong Hyun LEE, Il Nam KIM, Ji Hun RYU, Eun Jin SUNG, Seong Ryong LEE
  • Publication number: 20200328263
    Abstract: An embodiment of the present disclosure provides a display device including a substrate, a thin film transistor on the substrate, a first electrode electrically connected to the thin film transistor, a light emitting layer and a second electrode overlapping the first electrode, a first partition wall between the first electrode and the second electrode, and a second partition wall overlapping the first partition wall, wherein the first partition wall includes at least one of a black pigment and a black dye, wherein the second partition wall includes an organic insulating material, and wherein a portion of the second partition wall overlaps the first electrode.
    Type: Application
    Filed: January 6, 2020
    Publication date: October 15, 2020
    Inventors: Nak Cho CHOI, Dae-Gi KWEON, Ji hee KIM, Kie Hyun NAM, Min Yeul RYU, Sang Hee YU, Jun Hee LEE, Da-young JUNG
  • Patent number: 10804567
    Abstract: Disclosed is an electrolyte for a lithium metal secondary battery and a lithium metal secondary battery including the same. An electrolyte system is intended to maintain the energy density of a secondary battery based on a lithium metal negative electrode and to extend the life of a battery. Particularly, an electrolyte for a lithium metal battery which forms a stable SEI film capable of inhibiting formation and extension of lithium dendrite so that the negative electrode of a lithium metal battery having a high possibility of battery ignition may be stabilized and an internal short-circuit may be prevented, and a lithium metal secondary battery including the same is provided.
    Type: Grant
    Filed: May 9, 2018
    Date of Patent: October 13, 2020
    Assignee: Korea Institute of Science and Technology
    Inventors: Won Il Cho, Mun Sek Kim, Ji Hyun Ryu, In Wook Nah, Min Seop Kim, Sun Min Park
  • Publication number: 20200287245
    Abstract: The present disclosure relates to a solid electrolyte battery including a negative electrode including: a negative electrode current collector; a first negative electrode active material layer formed on at least one surface of the negative electrode current collector and including a first negative electrode active material, a first solid electrolyte and a first electrolyte salt; and a second negative electrode active material layer formed on the first negative electrode active material layer and including a second negative electrode active material, a second solid electrolyte, a second electrolyte salt and a plasticizer having a melting point of 30-130° C., the solid electrolyte battery is activated at a temperature between the melting point of the plasticizer and 130° C., and a solid electrolyte interface (SEI) layer is formed on the surface of the second negative electrode active material.
    Type: Application
    Filed: April 10, 2019
    Publication date: September 10, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Ji-Hoon Ryu, Jung-Pil Lee, Sung-Joong Kang, Eun-Bee Kim, Ji-Young Kim, Suk-Woo Lee, Jae-Hyun Lee
  • Patent number: 10762295
    Abstract: Disclosed are an apparatus and/or method for providing a sentence based on a user input. When a sentence corresponding to a shorthand word input from a user is generated and provided to the user, a sentence most suitable for a current context is provided to the user by further considering context information. At least a portion of the method for providing a sentence based on a user input may be performed using a rule-based model and/or an artificial intelligence model learned according to at least one of neural network or deep learning algorithms. The rule-based model and/or artificial intelligence model may provide a sentence most suitable for a current context to the user by using the input shorthand word and the context information as input values.
    Type: Grant
    Filed: November 24, 2017
    Date of Patent: September 1, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ji-yeon Lee, Ji-hyun Rho, Won-ho Ryu
  • Publication number: 20200251714
    Abstract: The present disclosure relates to a positive electrode for a solid electrolyte battery which includes: a positive electrode current collector; a first positive electrode active material layer formed on at least one surface of the positive electrode current collector and including a first positive electrode active material, a first solid electrolyte and a first electrolyte salt; and a second positive electrode active material layer formed on the first positive electrode active material layer and including a second positive electrode active material, a second solid electrolyte, a second electrolyte salt and a plasticizer, wherein the plasticizer has a melting point of 30-130° C. The present disclosure also relates to a solid electrolyte battery including the positive electrode.
    Type: Application
    Filed: April 10, 2019
    Publication date: August 6, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Ji-Hoon Ryu, Jung-Pil Lee, Sung-Joong Kang, Eun-Bee Kim, Hyo-Sik Kim, Suk-Woo Lee, Jae-Hyun Lee
  • Patent number: 10685454
    Abstract: An apparatus and method for generating synthetic training data for motion recognition. The method includes generating a three-dimensional (3D) human body model in real time according to motion of a human body, converting volume data of the 3D human body model into a 3D linear structure and extracting skeletal joint information, generating a data set of a human body image and skeletal joint information by rendering the 3D human body model and the skeletal joint information, and providing the data set of the image and the skeletal joint information as synthetic training data for motion recognition.
    Type: Grant
    Filed: November 29, 2018
    Date of Patent: June 16, 2020
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Young Hee Kim, Jin Seo Kim, Soon Chan Park, Jae Hui Park, Ji Young Park, Kwang Hyun Shim, Moon Wook Ryu, Hyuk Jeong
  • Patent number: 10679701
    Abstract: A solid state drive (SSD) device includes nonvolatile memory devices, a controller, a main power supply circuit and an auxiliary reprogram device. The controller controls the nonvolatile memory devices. The main power supply circuit provides an operation voltage to the nonvolatile memory devices and the controller using a supply voltage provided through a power line. The auxiliary reprogram device provides an auxiliary supply voltage to the nonvolatile memory devices and the controller and generates a reprogram command. The controller is configured to, if the SSD is not powered, perform periodically at a first period a reprogram operation on the nonvolatile memory devices.
    Type: Grant
    Filed: October 25, 2016
    Date of Patent: June 9, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ji-Won Park, Ho-Jin Chun, Chung-Hyun Ryu
  • Publication number: 20200153041
    Abstract: Provided is a composite solid electrolyte membrane for an all-solid-state secondary battery, including: a phase transformation layer containing a plasticizer and a lithium salt; a porous polymer sheet layer; and a solid polymer electrolyte layer, wherein the phase transformation layer, the porous polymer sheet layer and the solid polymer electrolyte layer are stacked successively, and the phase transformation layer is disposed in such a manner that it faces a negative electrode when manufacturing an electrode assembly. An all-solid-state secondary battery including the composite solid electrolyte membrane is also provided. The composite solid electrolyte membrane for an all-solid-state secondary battery reduces the interfacial resistance with an electrode, increases ion conductivity, and improves the safety of a battery.
    Type: Application
    Filed: March 22, 2019
    Publication date: May 14, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Ji-Hoon Ryu, Guilong Jin, Ji-Hee Ahn, Sung-Joong Kang, Jae-Hyun Lee
  • Patent number: 10649639
    Abstract: A method and device for executing an object on a display. The method of executing an object includes receiving a user input to an object displayed on a display; gradually enlarging and displaying the object; and executing the application corresponding to the object as the object is enlarged.
    Type: Grant
    Filed: July 3, 2018
    Date of Patent: May 12, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Se-hee Han, Jun-hyung Kim, Jong-hyun Ryu, Jong-hyo Lee, Joo-yeol Lee, Ji-hye Lee
  • Publication number: 20200138336
    Abstract: Provided are a method and an apparatus for determining a breathing status of a person using a depth camera. The method of determining a breathing status of a person using a depth camera may include acquiring a depth map by photographing one side of a person using a depth camera, extracting a region of the person by separating a background from the acquired depth map, extracting a breathing region from the extracted region of the person, obtaining a depth value for each point of the extracted breathing region for a preset time, and determining a breathing status including a volume of breathing and the number of the breathings by analyzing the obtained depth value. Therefore, it is possible to accurately determine the breathing status of the person in a non-contact manner.
    Type: Application
    Filed: December 28, 2018
    Publication date: May 7, 2020
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Kwang Hyun SHIM, Ji Young PARK, Hyuk JEONG, Young Hee KIM, Jin Seo KIM, Sam Yeul NOH, Moon Wook RYU, Soon Chan PARK, Woo Jin JEON
  • Publication number: 20200127324
    Abstract: Provided is provided a lithium metal battery which includes a composite solid electrolyte membrane interposed between a lithium metal negative electrode and a positive electrode, wherein the composite solid electrolyte membrane includes: a phase transformation layer containing a plasticizer and a lithium salt; a porous polymer sheet layer; and a solid polymer electrolyte layer, the phase transformation layer, the porous polymer sheet layer and the solid polymer electrolyte layer stacked successively, and the phase transformation layer is disposed in such a manner that it faces the lithium metal negative electrode. The lithium metal battery shows reduced resistance at the interface with an electrode and increased ion conductivity, has improved safety, and provides improved energy density of an electrode.
    Type: Application
    Filed: March 22, 2019
    Publication date: April 23, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Ji-Hoon Ryu, Guilong Jin, Sung-Joong Kang, Jae-Hyun Lee
  • Patent number: 10565368
    Abstract: Provided are an electronic device and a method of controlling same. The method of controlling the electronic device: displays a UI including a security index showing that the electronic device is in a state operating in a secure mode; compares the security index to a reference security index and determines whether the security index has been falsified; and when the security index is a falsified security index, shows that the security index is a security index that has been falsified.
    Type: Grant
    Filed: July 5, 2016
    Date of Patent: February 18, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyung-soo Kwag, Chang-sup Ahn, Joon-hyuk Ryu, Jung-kyuen Lee, Ji-yeon Choi, Sung-hyun Hong
  • Patent number: 10509902
    Abstract: Provided are an electronic device and a method of controlling same. The method of controlling the electronic device: displays a UI including a security index showing that the electronic device is in a state operating in a secure mode; compares the security index to a reference security index and determines whether the security index has been falsified; and when the security index is a falsified security index, shows that the security index is a security index that has been falsified.
    Type: Grant
    Filed: July 5, 2016
    Date of Patent: December 17, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyung-soo Kwag, Chang-sup Ahn, Joon-hyuk Ryu, Jung-kyuen Lee, Ji-yeon Choi, Sung-hyun Hong
  • Patent number: 10497491
    Abstract: A halogen-free flame-retardant insulation composition including: halogen-free resin serving as base resin; and a flame-retardant agent. The halogen-free resin includes: first polyolefin resin having a melting point of 90 to 170° C.; and second polyolefin resin having a melting point of 50 to 80° C. Content of the flame-retardant agent is 100 to 200 parts by weight with respect to 100 parts by weight of the base resin, and an insulating sample formed of the insulation composition has an elongation rate of 125% or more.
    Type: Grant
    Filed: June 26, 2017
    Date of Patent: December 3, 2019
    Assignee: LS CABLE & SYSTEM LTD.
    Inventors: Ik-Hyun Ryu, Jae-Ik Lee, Won-Suck Lee, Ji-Wook Shin, Tae-Hyun Lee
  • Patent number: 10492338
    Abstract: Provided is a server room cooling device including: an outer air inflow unit into which outer air flows; a filter unit provided at one side of the outer air inflow unit and filtering the outer air supplied through the outer air inflow unit; a mist ejection unit provided at one side of the filter unit and ejecting mist into the outer air that has passed through the filter unit; and a supply unit provided at one side of the mist ejection unit and supplying the outer air that has passed through the mist ejection unit to a server room.
    Type: Grant
    Filed: December 5, 2014
    Date of Patent: November 26, 2019
    Assignee: NAVER Business Platform Corporation
    Inventors: Dong Ju Lee, Weon Gi Park, Ji Hyun Koo, Keun Ho Ryu, Jeong Beom Ko, Hun Nam Ji