Patents by Inventor Chang Hoon SONG

Chang Hoon SONG 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: 20240144893
    Abstract: A display panel includes an amorphous silicon gate driver in which a lower voltage than the gate-off voltage output from the gate driver is applied to an adjacent stage as a low voltage transmission signal.
    Type: Application
    Filed: January 10, 2024
    Publication date: May 2, 2024
    Inventors: JAE-HOON LEE, SEUNG-HWAN MOON, YONG-SOON LEE, YOUNG-SU KIM, CHANG-HO LEE, WHEE-WON LEE, JUN-YONG SONG, YU-HAN BAE
  • Publication number: 20240136531
    Abstract: A conductive composite material, a method of preparing the same, and a secondary battery including the same. The conductive composite material may increase the proportion of an active material when forming an electrode by chemically bonding a conductive material and a binder to each other. A method of preparing the conductive composite material comprises ionizing carbon-based particles in a predetermined polarity, ionizing PTFE particles in a polarity different from that of the carbon-based particles, and chemically bonding the ionized carbon-based particles and the ionized PTFE particles, which are ionized in different polarities, to each other.
    Type: Application
    Filed: September 20, 2023
    Publication date: April 25, 2024
    Inventors: Seung Min Oh, Sung Ho Ban, Sang Hun Lee, Ko Eun Kim, Yoon Sung Lee, Chang Hoon Song, Hyeong Jun Choi, Jun Myoung Sheem, Jin Kyo Koo, Young Jun Kim
  • Publication number: 20240120477
    Abstract: A positive electrode material for a lithium secondary battery has improved electron conductivity and surface stability because oxidation-treated carbon nanotubes are stably attached to the surface of an active material. According to one embodiment the positive electrode material includes a positive electrode active material core made of a Li—Ni—Co—Mn-M-O-based material (M=transition metal) and an oxidized carbon nanotube coating layer formed on the surface of the positive electrode active material core and including 1% to 3% by weight of oxidation-treated carbon nanotubes (OCNT) relative to 100% by weight of the positive electrode active material core.
    Type: Application
    Filed: July 7, 2023
    Publication date: April 11, 2024
    Inventors: Seung Min Oh, Sung Ho Ban, Sang Hun Lee, Chang Hoon Song, Yoon Sung Lee, Ko Eun Kim, Van Chuong Ho, Jun Young Mun
  • Publication number: 20240105918
    Abstract: A positive electrode material for a lithium secondary battery and a manufacturing method therefor are provided. The positive electrode material may have carbon nanotubes stably attached to a surface of an active material and may exhibit increased electron conductivity and improved surface stability. The positive electrode material for a lithium secondary battery may comprises: a positive electrode active material core comprising a Li—Ni—Co—Mn-M-O-based material, where M is a transition metal; and a carbon nanotube coating layer on a surface of the positive electrode active material core. Carbon nanotubes (CNT) may be in an amount of 1-5 wt %, based on 100 wt % of the positive electrode active material core.
    Type: Application
    Filed: July 3, 2023
    Publication date: March 28, 2024
    Inventors: Seung Min Oh, Sung Ho Ban, Sang Hun Lee, Chang Hoon Song, Yoon Sung Lee, Ko Eun Kim, Van Chuong Ho, Jun Young Mun
  • Publication number: 20240055582
    Abstract: Disclosed are a positive electrode additive material for a lithium secondary battery having an enhancement in atmospheric stability, a method for preparing the same, and a positive electrode for a lithium secondary battery including the same. The positive electrode material includes an core including a lithium component, and a coating layer formed on a surface of the core and including a compound having a formula of LiM?O3 wherein M? is Ta or Nb.
    Type: Application
    Filed: April 20, 2023
    Publication date: February 15, 2024
    Applicants: Hyundai Motor Company, Kia Corporation, University-Industry Cooperation Group of Kyung Hee University
    Inventors: Chang Hoon Song, Yoon Sung Lee, Sung Ho Ban, Sang Hun Lee, Yong Hoon Kim, Ko Eun Kim, Da Bin Jang, Ha Eun Lee, Hui Beom Nam, Jun Ki Rhee, Seung Min Oh, Sung Min Park, Hyo Bin Lee, Tae Hee Kim, Min Sik Park
  • Publication number: 20240043667
    Abstract: A polyolefin composition is provided comprising: (A) about 60 to about 96 wt % of at least one recycled polyolefin; B) about 2 to about 20 wt % of at least one random alpha-olefinic copolymer; C) at least one tackifier; D) about 1 to about 60 wt % of at least one additional polymer; and wherein the polyolefin composition has a weight ratio of random alpha-olefinic copolymer to tackifier of between about 0.2 to about 5.0; and wherein the polyolefin composition has a melt flow rate increase of about 5 to about 400% compared to the same polyolefin, composition without the random alpha-olefinic copolymer, the tackifier, and the additional polymer. Processes for making and articles produced from the polyolefin compositions are also provided.
    Type: Application
    Filed: December 16, 2021
    Publication date: February 8, 2024
    Inventors: Synco DE VOGEL, Robbie Rene MEUL, Jason AYOUB, Chang Hoon SONG, Terri Roxanne CARVAGNO
  • Publication number: 20240026133
    Abstract: A process for producing a polyolefin composition is provided comprising melt blending: A) about 60 to about 96 wt % of at least one recycled polyolefin; B) about 2 to about 20 wt % of at least one random alpha-olefinic copolymer; and C) about 2 to about 20 wt % of at least one tackifier; and D) optionally, at least one additional polymer; wherein the polyolefin composition has a weight ratio of random alpha-olefinic copolymer to tackifier of between about 0.2 to about 5.0; and wherein the polyolefin composition has a melt flow rate increase of about 5 to about 400% compared to the same polyolefin composition without the random alpha-olefinic copolymer, the tackifier, and the optional additional polymer.
    Type: Application
    Filed: December 16, 2021
    Publication date: January 25, 2024
    Inventors: Robbie Rene MEUL, Synco DE VOGEL, Chang Hoon SONG
  • Publication number: 20240026132
    Abstract: A polyolefin composition is provided comprising: A) about 60 to about 96 wt % of at least one recycled polyolefin; B) about 2 to about 20 wt % of at least one random alpha-olefinic copolymer; and C) about 2 to about 20 wt % of at least one tackifier; wherein the polyolefin composition has a weight ratio of random alpha-olefinic copolymer to tackifier of between about 0.2 to about 5.0; and wherein the polyolefin composition has a melt flow rate increase of about 5 to about 400% compared to the same polyolefin composition without the random alpha-olefinic copolymer and the tackifier. Processes for making and articles produced from the polyolefin compositions are also provided.
    Type: Application
    Filed: December 16, 2021
    Publication date: January 25, 2024
    Inventors: Robbie Rene MEUL, Synco DE VOGEL, Chang Hoon SONG, Terri Roxanne CARVAGNO
  • Publication number: 20230352670
    Abstract: Disclosed are a cathode material for a lithium secondary battery, which improves air exposure stability while having high energy density with a single cathode material, and a method for manufacturing the cathode material. The cathode material includes a Li—[Mn—Ti]—Al—O-based cathode active material and a carbon coating layer including pitch carbon and coated on a surface of the cathode active material.
    Type: Application
    Filed: October 26, 2022
    Publication date: November 2, 2023
    Inventors: Seung Min Oh, Sung Ho Ban, Sang Hun Lee, Yoon Sung Lee, Chang Hoon Song, Seung Taek Myung, Hee Jae Kim, Min Young Shin, Jun Ho Yu, Woo Young Jin
  • Publication number: 20230036164
    Abstract: An apparatus for predicting a body temperature is provided. The apparatus includes an external environment/activity estimation neural network configured to detect at least one facial region as a region of interest from an input thermal image of a target person to be measured, and estimate an environmental type including an external temperature and participation in physical activity based on a temperature of the at least one region of interest. The apparatus further includes a body temperature prediction neural network configured to predict a body temperature of the target person based on the environmental type estimated by the external environment/activity estimation neural network and the temperature of the at least one region of interest.
    Type: Application
    Filed: November 11, 2021
    Publication date: February 2, 2023
    Applicant: Research & Business Foundation SUNGKYUNKWAN UNIVERSITY
    Inventors: Sukhan LEE, Chang Hoon SONG
  • Publication number: 20220315743
    Abstract: A polyolefin composition is provided comprising: (A) about 60 to about 96 wt % of at least one recycled polyolefin; (B) about 2 to about 20 wt % of at least one random alpha-olefinic copolymer; (C) optionally, at least one tackifier; (D) about 1 to about 60 wt % of at least one additional polymer; and wherein the polyolefin composition has a melt flow rate increase of about 3 to about 400% compared to the same polyolefin composition without said random alpha-olefinic copolymer, said optional tackifier, and said additional polymer. Processes for making and articles produced from the polyolefin compositions are also provided.
    Type: Application
    Filed: June 15, 2022
    Publication date: October 6, 2022
    Inventors: Robbie Rene MEUL, Synco DE VOGEL, Jason AYOUB, Chang Hoon SONG, Terri Roxanne CARVAGNO
  • Patent number: 11127570
    Abstract: A plasma source device includes a pair of divided electrodes including a first divided electrode and a second divided electrode spaced apart from each other and electrically coupled to each other; and a ferrite structure comprising a portion interposed the first divided electrode and the second divided electrode.
    Type: Grant
    Filed: December 14, 2018
    Date of Patent: September 21, 2021
    Assignee: Research and Business Foundation Sungkyunkwan University
    Inventors: Geun Young Yeom, Ki Hyun Kim, Ki Seok Kim, You Jin Ji, Jin Woo Park, Doo San Kim, Won Oh Lee, Chang Hoon Song, Ji Young Byun, Ji Soo Oh, Hyun Woo Tak
  • Publication number: 20190221404
    Abstract: A plasma source device includes a pair of divided electrodes including a first divided electrode and a second divided electrode spaced apart from each other and electrically coupled to each other; and a ferrite structure comprising a portion interposed between the first divided electrode and the second divided electrode.
    Type: Application
    Filed: December 14, 2018
    Publication date: July 18, 2019
    Applicant: Research & Business Foundation Sungkyunkwan University
    Inventors: Geun Young YEOM, Ki Hyun KIM, Ki Seok KIM, You Jin JI, Jin Woo PARK, Doo San KIM, Won Oh LEE, Chang Hoon Song, Ji Young Byun, Ji Soo Oh, Hyun Woo Tak
  • Patent number: 10120224
    Abstract: Disclosed are a curved cover for curved display and a curved type display apparatus including the same in which the curved type display apparatus includes a curved part that includes a front part covering one edge of a display panel having a curved shape, and the front part includes a curved part having a curved shape and a bending part provided at each of both edges of the curved part.
    Type: Grant
    Filed: February 3, 2017
    Date of Patent: November 6, 2018
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Myoung Soo Lee, Chang Hoon Song, Min Roh
  • Patent number: 9988532
    Abstract: A flame-retardant thermoplastic elastomer compound includes polyphenylene ether, a hydrogenated styrene block copolymer, at least one solid non-halogenated phosphorus containing flame retardant, a nucleated olefinic polymer, two different specific UV stabilizers, and pigment. The compound has a before-aging tensile elongation of >200% and an after-aging tensile elongation residual of at least 75% according to UL 62. The compound is useful for making an insulation layer, a jacketing layer, or both for protected electrical lines such as alternating current wire and cable products, accessory cables, and a variety of injection molded electrical or electronic parts.
    Type: Grant
    Filed: April 18, 2014
    Date of Patent: June 5, 2018
    Assignee: PolyOne Corporation
    Inventor: Chang Hoon Song
  • Patent number: 9817261
    Abstract: Disclosed are a curved cover for curved display and a curved type display apparatus including the same in which the curved type display apparatus includes a curved part that includes a front part covering one edge of a display panel having a curved shape, and the front part includes a curved part having a curved shape and a bending part provided at each of both edges of the curved part.
    Type: Grant
    Filed: July 28, 2015
    Date of Patent: November 14, 2017
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Myoung Soo Lee, Chang Hoon Song, Min Roh
  • Publication number: 20170146850
    Abstract: Disclosed are a curved cover for curved display and a curved type display apparatus including the same in which the curved type display apparatus includes a curved part that includes a front part covering one edge of a display panel having a curved shape, and the front part includes a curved part having a curved shape and a bending part provided at each of both edges of the curved part.
    Type: Application
    Filed: February 3, 2017
    Publication date: May 25, 2017
    Inventors: Myoung Soo LEE, Chang Hoon Song, Min Roh
  • Publication number: 20160324013
    Abstract: Disclosed are a curved cover for curved display and a curved type display apparatus including the same in which the curved type display apparatus includes a curved part that includes a front part covering one edge of a display panel having a curved shape, and the front part includes a curved part having a curved shape and a bending part provided at each of both edges of the curved part.
    Type: Application
    Filed: July 28, 2015
    Publication date: November 3, 2016
    Inventors: Myoung Soo LEE, Chang Hoon SONG, Min ROH
  • Publication number: 20160075874
    Abstract: A flame-retardant thermoplastic elastomer compound is disclosed having polyphenylene ether, a hydrogenated styrene block copolymer, at least one solid non-halogenated phosphorus containing flame retardant, a nucleated olefinic polymer, and two different specific UV stabilizers and pigment. The compound has a before-aging tensile elongation of >200% and an after-aging tensile elongation residual of at least 75%, according to the UL 62 test, which makes it useful as an insulation layer, a jacketing layer, or both for protected electrical lines such as alternating current wire and cable products, accessory cables, and variety of injection molded electrical or electronic parts.
    Type: Application
    Filed: April 18, 2014
    Publication date: March 17, 2016
    Applicant: POLYONE CORPORATION
    Inventor: Chang Hoon SONG