Patents by Inventor Ji Hye HEO

Ji Hye HEO 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: 20240079584
    Abstract: The present disclosure discloses a positive electrode active material for a lithium secondary battery comprising a secondary particle having an average particle size (D50) of 1 to 15 ?m, formed by agglomeration of at least two primary macro particles having an average particle size (D50) of 0.1 to 3 ?m; and a coating layer of a lithium-metal oxide on a surface of the secondary particle, wherein the primary macro particles are represented by LiaNi1-x-yCoxM1yM2wO2 (1.0?a?1.5, 0?x?0.2, 0?y?0.2, 0?w?0.1, 0?x+y?0.2, M1 includes at least one metal of Mn or Al, and M2 includes at least one metal selected from the group consisting of Ba, Ca, Zr, Ti, Mg, Ta, Nb and Mo), and wherein the lithium-metal oxide is a low-temperature phase LixCoO2(0<x?1) having at least one of a spinel structure (Fd-3m) or a disordered rock-salt structure (Fm-3m).
    Type: Application
    Filed: February 7, 2022
    Publication date: March 7, 2024
    Applicant: LG Energy Solution, Ltd.
    Inventors: Jong-Wook Heo, Ji-Hye Kim, Tae-Gu Yoo, Wang-Mo Jung, Hae-Jung Jung, Chi-Ho Jo
  • Publication number: 20220231096
    Abstract: A display device includes a substrate including a display area and a non-display area, a pixel unit provided in the display area, and including a first pixel column including a plurality of pixels and a second pixel column including a plurality of pixels displaying a different color from a color of the first pixel column, and data lines which are respectively connected to the first pixel column and the second pixel column, and respectively apply data signals to the first pixel column and the second pixel column, wherein the data line connected to the first pixel column includes sub lines and the data line connected to the second pixel column includes sub lines.
    Type: Application
    Filed: April 5, 2022
    Publication date: July 21, 2022
    Inventors: DEUK JONG KIM, JI HYE HEO, ZAIL LHEE, MI NA JUNG
  • Patent number: 11322549
    Abstract: A display device includes a substrate including a display area and a non-display area, a pixel unit provided in the display area, and including a first pixel column including a plurality of pixels and a second pixel column including a plurality of pixels displaying a different color from a color of the first pixel column, and data lines which are respectively connected to the first pixel column and the second pixel column, and respectively apply data signals to the first pixel column and the second pixel column, wherein the data line connected to the first pixel column includes sub lines and the data line connected to the second pixel column includes sub lines.
    Type: Grant
    Filed: December 17, 2018
    Date of Patent: May 3, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Deuk Jong Kim, Ji Hye Heo, Za Il Lhee, Mi Na Jung
  • Patent number: 10971567
    Abstract: An embodiment of the present invention provides a display device including a substrate including a display area, and a peripheral area outside the display area and including a bending area, a first conductive layer including a first signal wire over the substrate, a first insulating layer over the first conductive layer, a second insulating layer in a different layer from the first insulating layer, overlapping the bending area, and having a first edge positioned around the bending area, and a protector over the second insulating layer, wherein the first signal wire is in the peripheral area, crosses the first edge of the second insulating layer, does not overlap the bending area, and includes a first portion not covered by the second insulating layer, and wherein the protector overlaps at least a portion of the first portion, and has an edge that is parallel with an edge of the first portion.
    Type: Grant
    Filed: August 22, 2019
    Date of Patent: April 6, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae Hak Lee, Ho Kyoon Kwon, Deuk Jong Kim, Dong-Hyun Lee, Ji Hye Heo
  • Patent number: 10971575
    Abstract: A display device includes a substrate with a display area and a non-display area, pixels disposed in the display area, a first wire extending from the pixels to the non-display area and disposed on the substrate, an insulating layer covering at least the first wire, a second wire extending from the pixels to the non-display area, and a second insulating layer or the first insulating layer covering the second wire, wherein the first wire is disposed on the non-display area either spaced apart from the second wire by a first distance and a second distance that is different from the first distance, or in a position overlapping at least part of the second wire.
    Type: Grant
    Filed: November 1, 2019
    Date of Patent: April 6, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Zail Lhee, Mi Na Jung, Deuk Jong Kim, Keun Soo Lee, Ji Hye Heo
  • Patent number: 10840310
    Abstract: A display device includes a substrate having a display area and a non-display area located at an outer periphery of the display area; a transistor layer disposed on the substrate; a plurality of partition walls disposed on the transistor layer in the display area; a light emitting element disposed between the partition walls; and a spacer configured to be disposed in the non-display area of the substrate, wherein the spacer may include a spacer body disposed on the same layer as the partition walls and on at least a portion of the transistor layer.
    Type: Grant
    Filed: March 8, 2019
    Date of Patent: November 17, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ji Hye Heo, Soon Jung Wang, Eun Ju Lee
  • Publication number: 20200066827
    Abstract: A display device includes a substrate with a display area and a non-display area, pixels disposed in the display area, a first wire extending from the pixels to the non-display area and disposed on the substrate, an insulating layer covering at least the first wire, a second wire extending from the pixels to the non-display area, and a second insulating layer or the first insulating layer covering the second wire, wherein the first wire is disposed on the non-display area either spaced apart from the second wire by a first distance and a second distance that is different from the first distance, or in a position overlapping at least part of the second wire.
    Type: Application
    Filed: November 1, 2019
    Publication date: February 27, 2020
    Inventors: Zail LHEE, Mi Na Jung, Deuk Jong Kim, Keun Soo Lee, Ji Hye Heo
  • Publication number: 20200027933
    Abstract: A display device includes a substrate having a display area and a non-display area located at an outer periphery of the display area; a transistor layer disposed on the substrate; a plurality of partition walls disposed on the transistor layer in the display area; a light emitting element disposed between the partition walls; and a spacer configured to be disposed in the non-display area of the substrate, wherein the spacer may include a spacer body disposed on the same layer as the partition walls and on at least a portion of the transistor layer.
    Type: Application
    Filed: March 8, 2019
    Publication date: January 23, 2020
    Inventors: Ji Hye Heo, Soon Jung Wang, Eun Ju Lee
  • Publication number: 20190378885
    Abstract: An embodiment of the present invention provides a display device including a substrate including a display area, and a peripheral area outside the display area and including a bending area, a first conductive layer including a first signal wire over the substrate, a first insulating layer over the first conductive layer, a second insulating layer in a different layer from the first insulating layer, overlapping the bending area, and having a first edge positioned around the bending area, and a protector over the second insulating layer, wherein the first signal wire is in the peripheral area, crosses the first edge of the second insulating layer, does not overlap the bending area, and includes a first portion not covered by the second insulating layer, and wherein the protector overlaps at least a portion of the first portion, and has an edge that is parallel with an edge of the first portion.
    Type: Application
    Filed: August 22, 2019
    Publication date: December 12, 2019
    Inventors: Jae Hak LEE, Ho Kyoon KWON, Deuk Jong KIM, Dong-Hyun LEE, Ji Hye HEO
  • Patent number: 10497772
    Abstract: A display device includes a substrate with a display area and a non-display area, pixels disposed in the display area, a first wire extending from the pixels to the non-display area and disposed on the substrate, an insulating layer covering at least the first wire, a second wire extending from the pixels to the non-display area, and a second insulating layer or the first insulating layer covering the second wire, wherein the first wire is disposed on the non-display area either spaced apart from the second wire by a first distance and a second distance that is different from the first distance, or in a position overlapping at least part of the second wire.
    Type: Grant
    Filed: May 15, 2017
    Date of Patent: December 3, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Zail Lhee, Mi Na Jung, Deuk Jong Kim, Keun Soo Lee, Ji Hye Heo
  • Patent number: 10431640
    Abstract: An embodiment of the present invention provides a display device including a substrate including a display area, and a peripheral area outside the display area and including a bending area, a first conductive layer including a first signal wire over the substrate, a first insulating layer over the first conductive layer, a second insulating layer in a different layer from the first insulating layer, overlapping the bending area, and having a first edge positioned around the bending area, and a protector over the second insulating layer, wherein the first signal wire is in the peripheral area, crosses the first edge of the second insulating layer, does not overlap the bending area, and includes a first portion not covered by the second insulating layer, and wherein the protector overlaps at least a portion of the first portion, and has an edge that is parallel with an edge of the first portion.
    Type: Grant
    Filed: January 10, 2018
    Date of Patent: October 1, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae Hak Lee, Ho Kyoon Kwon, Deuk Jong Kim, Dong-Hyun Lee, Ji Hye Heo
  • Publication number: 20190140029
    Abstract: A display device includes a substrate including a display area and a non-display area, a pixel unit provided in the display area, and including a first pixel column including a plurality of pixels and a second pixel column including a plurality of pixels displaying a different color from a color of the first pixel column, and data lines which are respectively connected to the first pixel column and the second pixel column, and respectively apply data signals to the first pixel column and the second pixel column, wherein the data line connected to the first pixel column includes sub lines and the data line connected to the second pixel column includes sub lines.
    Type: Application
    Filed: December 17, 2018
    Publication date: May 9, 2019
    Inventors: DEUK JONG KIM, JI HYE HEO, ZA IL LHEE, MI NA JUNG
  • Patent number: 10192937
    Abstract: A display device includes a substrate including a display area and a non-display area, a pixel unit provided in the display area, and including a first pixel column including a plurality of pixels and a second pixel column including a plurality of pixels displaying a different color from a color of the first pixel column, and data lines which are respectively connected to the first pixel column and the second pixel column, and respectively apply data signals to the first pixel column and the second pixel column, wherein the data line connected to the first pixel column includes sub lines and the data line connected to the second pixel column includes sub lines.
    Type: Grant
    Filed: October 19, 2017
    Date of Patent: January 29, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Deuk Jong Kim, Ji Hye Heo, Za Il Lhee, Mi Na Jung
  • Publication number: 20190013373
    Abstract: An embodiment of the present invention provides a display device including a substrate including a display area, and a peripheral area outside the display area and including a bending area, a first conductive layer including a first signal wire over the substrate, a first insulating layer over the first conductive layer, a second insulating layer in a different layer from the first insulating layer, overlapping the bending area, and having a first edge positioned around the bending area, and a protector over the second insulating layer, wherein the first signal wire is in the peripheral area, crosses the first edge of the second insulating layer, does not overlap the bending area, and includes a first portion not covered by the second insulating layer, and wherein the protector overlaps at least a portion of the first portion, and has an edge that is parallel with an edge of the first portion.
    Type: Application
    Filed: January 10, 2018
    Publication date: January 10, 2019
    Inventors: Jae Hak LEE, Ho Kyoon KWON, Deuk Jong KIM, Dong-Hyun LEE, Ji Hye HEO
  • Publication number: 20180130856
    Abstract: A display device includes a substrate including a display area and a non-display area, a pixel unit provided in the display area, and including a first pixel column including a plurality of pixels and a second pixel column including a plurality of pixels displaying a different color from a color of the first pixel column, and data lines which are respectively connected to the first pixel column and the second pixel column, and respectively apply data signals to the first pixel column and the second pixel column, wherein the data line connected to the first pixel column includes sub lines and the data line connected to the second pixel column includes sub lines.
    Type: Application
    Filed: October 19, 2017
    Publication date: May 10, 2018
    Inventors: Deuk Jong KIM, Ji Hye HEO, Za Il LHEE, Mi Na JUNG
  • Publication number: 20180090555
    Abstract: A display device includes a substrate with a display area and a non-display area, pixels disposed in the display area, a first wire extending from the pixels to the non-display area and disposed on the substrate, an insulating layer covering at least the first wire, a second wire extending from the pixels to the non-display area, and a second insulating layer or the first insulating layer covering the second wire, wherein the first wire is disposed on the non-display area either spaced apart from the second wire by a first distance and a second distance that is different from the first distance, or in a position overlapping at least part of the second wire.
    Type: Application
    Filed: May 15, 2017
    Publication date: March 29, 2018
    Inventors: Zail LHEE, Mi Na Jung, Deuk Jong Kim, Keun Soo Lee, Ji Hye Heo
  • Publication number: 20160216424
    Abstract: A polarizing plate includes an adhesive layer, a protective layer made of an aqueous composition containing polyvinylalcohol, and a polarizer which are laminated in this order, and the polarizer includes a liquid crystal coating layer which is formed on one surface of a base film thereof. The polarizing plate having the above configuration may exhibit increased durability and maintain optical characteristics, and thereby implementing high image quality in the display device with increased durability.
    Type: Application
    Filed: January 26, 2016
    Publication date: July 28, 2016
    Inventors: Yong Won SEO, Hong Jun AHN, Ji Hye HEO
  • Patent number: 8941576
    Abstract: A display panel includes a gate driver connected to a gate line, where the gate driver includes a plurality of stages, where each of the stages includes at least one dual gate thin film transistor having a first control terminal and a second control terminal, and where each of the stages receives a clock signal, a first low voltage, a second low voltage, at least one transmission signal of previous stages, at least two transmission signals of subsequent stages and an output control signal from one of the stages to output a gate voltage including a gate-on voltage and a gate-off voltage.
    Type: Grant
    Filed: March 26, 2012
    Date of Patent: January 27, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Shin Tack Kang, Kyung-Hee Kim, Beom Jun Kim, Sung Man Kim, Jong Hwan Lee, Hong Woo Lee, Hye Rhee Han, Ji Hye Heo
  • Publication number: 20130113772
    Abstract: A display panel includes a gate driver connected to a gate line, where the gate driver includes a plurality of stages, where each of the stages includes at least one dual gate thin film transistor having a first control terminal and a second control terminal, and where each of the stages receives a clock signal, a first low voltage, a second low voltage, at least one transmission signal of previous stages, at least two transmission signals of subsequent stages and an output control signal from one of the stages to output a gate voltage including a gate-on voltage and a gate-off voltage.
    Type: Application
    Filed: March 26, 2012
    Publication date: May 9, 2013
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Shin Tack KANG, Kyung-Hee KIM, Beom Jun KIM, Sung Man KIM, Jong Hwan LEE, Hong Woo LEE, Hye Rhee HAN, Ji Hye HEO