Patents by Inventor Jae-Heung Ha

Jae-Heung Ha 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: 20220052137
    Abstract: An embodiment of the invention provides a display device including a display panel including corner portions having cut patterns defined by cut portions. The display panel includes a substrate, a light-emitting element including a pixel electrode, an emissive layer and a common electrode and disposed on the substrate in the cut pattern, a first inorganic encapsulation layer disposed on the common electrode in the cut pattern; an organic encapsulation layer disposed on the first inorganic encapsulation layer in the cut pattern; and an organic pattern disposed on the substrate in the cut portions.
    Type: Application
    Filed: April 15, 2021
    Publication date: February 17, 2022
    Inventors: Chang Yeong SONG, Jong Woo KIM, Yong Chan JU, Jae Heung HA, Won Jong KIM, Hee Yeon PARK, Hye In YANG, Woo Suk JUNG
  • Patent number: 11165044
    Abstract: A display device may include a substrate and a light emitting element disposed on the substrate. An encapsulation layer covers the light emitting element. The encapsulation layer includes at least two inorganic encapsulation layers and at least one organic encapsulation layer. The at least one organic encapsulation layer includes a first organic material having a permittivity less than or equal to about 3.0. A low permittivity layer is disposed on the encapsulation layer. The low permittivity layer includes a second organic material and first hollow particles dispersed in the second organic material. An input sensing layer is disposed on the low permittivity layer.
    Type: Grant
    Filed: July 21, 2020
    Date of Patent: November 2, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yi Su Kim, Young Gu Kim, Chang Yeong Song, Hye In Yang, Woo Suk Jung, Yong Chan Ju, Jae Heung Ha
  • Publication number: 20210175471
    Abstract: A display device may include a substrate and a light emitting element disposed on the substrate. An encapsulation layer covers the light emitting element. The encapsulation layer includes at least two inorganic encapsulation layers and at least one organic encapsulation layer. The at least one organic encapsulation layer includes a first organic material having a permittivity less than or equal to about 3.0. A low permittivity layer is disposed on the encapsulation layer. The low permittivity layer includes a second organic material and first hollow particles dispersed in the second organic material. An input sensing layer is disposed on the low permittivity layer.
    Type: Application
    Filed: July 21, 2020
    Publication date: June 10, 2021
    Inventors: Yi Su KIM, Young Gu KIM, Chang Yeong SONG, Hye In YANG, Woo Suk JUNG, Yong Chan JU, Jae Heung HA
  • Publication number: 20210143369
    Abstract: A display apparatus includes a base substrate, a light emitting structure disposed on the base substrate, and a thin film encapsulation layer disposed on the light emitting structure and including at least one inorganic layer and at least one organic layer. The at least one inorganic layer includes a high density layer having a density of greater than or equal to about 2.0 g/cm3 and a low density layer having a density of less than about 2.0 g/cm3. The high density layer and the low density layer are in contact with each other.
    Type: Application
    Filed: August 12, 2020
    Publication date: May 13, 2021
    Applicant: Samsung Display Co., LTD.
    Inventors: Chang Yeong SONG, Won Jong KIM, Yi Su KIM, Jong Woo KIM, Hye In YANG, Woo Suk JUNG, Yong Chan JU, Jae Heung HA
  • Publication number: 20200251688
    Abstract: A display device comprises a first substrate comprising at least one light-emitting element; a second substrate facing the first substrate, wherein light emitted from the light-emitting element is to be incident on the second substrate; and a filling layer between the first substrate and the second substrate, wherein the filling layer comprises a filling pattern comprising a first pattern part on the first substrate and having a curve portion formed in at least a part thereof.
    Type: Application
    Filed: January 27, 2020
    Publication date: August 6, 2020
    Inventors: Yun Ah CHUNG, Yo Han KIM, Jong Woo KIM, Jong Jin PARK, Byoung Duk LEE, Yoon Hyeung CHO, Young Cheol JOO, Jae Heung HA
  • Patent number: 10629624
    Abstract: A thin film transistor array panel includes a substrate, a gate insulating layer, an interface layer, and a semiconductor layer. The gate insulating layer is disposed on the substrate. The interface layer is disposed on the gate insulating layer. The semiconductor layer is disposed on the interface layer. The interface layer includes a fluorinated silicon oxide. The semiconductor layer includes a p-type oxide semiconductor material.
    Type: Grant
    Filed: August 16, 2017
    Date of Patent: April 21, 2020
    Assignees: SAMSUNG DISPLAY CO., LTD., SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION
    Inventors: Jae Heung Ha, Jong Woo Kim, Ji Young Moon, Min Ho Oh, Seung Jae Lee, Yoon Hyeung Cho, Young Cheol Joo, Hyeong Joon Kim, Eun-Kil Park, Sang Jin Han
  • Patent number: 10541291
    Abstract: An organic light-emitting display device includes a first substrate having transmitting regions and pixel regions separated from each other by the transmitting regions, a plurality of thin film transistors on the first substrate in the pixel regions, a passivation layer covering the plurality of thin film transistors, a plurality of pixel electrodes on the passivation layer and electrically connected to the thin film transistors, the pixel electrodes being in the pixel regions and overlapping the thin film transistors, an opposite electrode in the transmitting regions and the pixel regions, the opposite electrode facing the plurality of pixel electrodes and being configured to transmit light, an organic emission layer interposed between the pixel electrodes and the opposite electrode, and a color filter in corresponding pixel regions.
    Type: Grant
    Filed: May 16, 2017
    Date of Patent: January 21, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae-Heung Ha, Kyu-Hwan Hwang, Seok-Gyu Yoon, Young-Woo Song, Jong-Hyuk Lee
  • Publication number: 20180061865
    Abstract: A thin film transistor array panel includes a substrate, a gate insulating layer, an interface layer, and a semiconductor layer. The gate insulating layer is disposed on the substrate. The interface layer is disposed on the gate insulating layer. The semiconductor layer is disposed on the interface layer. The interface layer includes a fluorinated silicon oxide. The semiconductor layer includes a p-type oxide semiconductor material.
    Type: Application
    Filed: August 16, 2017
    Publication date: March 1, 2018
    Inventors: Jae Heung Ha, Jong Woo Kim, Ji Young Moon, Min Ho Oh, Seung Jae Lee, Yoon Hyeung Cho, Young Cheol Joo, Hyeong Joon Kim, Eun-Kil Park, Sang Jin Han
  • Publication number: 20170256598
    Abstract: An organic light-emitting display device includes a first substrate having transmitting regions and pixel regions separated from each other by the transmitting regions, a plurality of thin film transistors on the first substrate in the pixel regions, a passivation layer covering the plurality of thin film transistors, a plurality of pixel electrodes on the passivation layer and electrically connected to the thin film transistors, the pixel electrodes being in the pixel regions and overlapping the thin film transistors, an opposite electrode in the transmitting regions and the pixel regions, the opposite electrode facing the plurality of pixel electrodes and being configured to transmit light, an organic emission layer interposed between the pixel electrodes and the opposite electrode, and a color filter in corresponding pixel regions.
    Type: Application
    Filed: May 16, 2017
    Publication date: September 7, 2017
    Inventors: Jae-Heung HA, Kyu-Hwan HWANG, Seok-Gyu YOON, Young-Woo SONG, Jong-Hyuk LEE
  • Patent number: 9741776
    Abstract: A method for manufacturing an organic light emitting diode display includes forming a thin-film transistor on a substrate, forming a protection layer by using a deposition method on an entire surface of the substrate, and forming an organic light emitting element on the protection layer. Forming the protection layer includes forming a first protection layer, a surface thereof including a first wrinkle, and forming a second protection layer on the first protection layer, a surface thereof including a second wrinkle. A first modulus value of the first protection layer is less than a second modulus value of the second protection layer by at least 300 MPa.
    Type: Grant
    Filed: April 12, 2016
    Date of Patent: August 22, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae Heung Ha, Yong Tack Kim, Jong Woo Kim, Ji Young Moon, Min Ho Oh, Seung Jae Lee, Yoon Hyeung Cho
  • Patent number: 9666654
    Abstract: An organic light-emitting display device includes a first substrate having transmitting regions and pixel regions separated from each other by the transmitting regions, a plurality of thin film transistors on the first substrate in the pixel regions, a passivation layer covering the plurality of thin film transistors, a plurality of pixel electrodes on the passivation layer and electrically connected to the thin film transistors, the pixel electrodes being in the pixel regions and overlapping the thin film transistors, an opposite electrode in the transmitting regions and the pixel regions, the opposite electrode facing the plurality of pixel electrodes and being configured to transmit light, an organic emission layer interposed between the pixel electrodes and the opposite electrode, and a color filter in corresponding pixel regions.
    Type: Grant
    Filed: October 15, 2015
    Date of Patent: May 30, 2017
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae-Heung Ha, Kyu-Hwan Hwang, Seok-Gyu Yoon, Young-Woo Song, Jong-Hyuk Lee
  • Publication number: 20170084677
    Abstract: A method for manufacturing an organic light emitting diode display includes forming a thin-film transistor on a substrate, forming a protection layer by using a deposition method on an entire surface of the substrate, and forming an organic light emitting element on the protection layer. Forming the protection layer includes forming a first protection layer, a surface thereof including a first wrinkle, and forming a second protection layer on the first protection layer, a surface thereof including a second wrinkle. A first modulus value of the first protection layer is less than a second modulus value of the second protection layer by at least 300 MPa.
    Type: Application
    Filed: April 12, 2016
    Publication date: March 23, 2017
    Inventors: Jae Heung HA, Yong Tack Kim, Jong Woo Kim, Ji Young Moon, Min Ho Oh, Seung Jae Lee, Yoon Hyeung Cho
  • Publication number: 20160043156
    Abstract: An organic light-emitting display device includes a first substrate having transmitting regions and pixel regions separated from each other by the transmitting regions, a plurality of thin film transistors on the first substrate in the pixel regions, a passivation layer covering the plurality of thin film transistors, a plurality of pixel electrodes on the passivation layer and electrically connected to the thin film transistors, the pixel electrodes being in the pixel regions and overlapping the thin film transistors, an opposite electrode in the transmitting regions and the pixel regions, the opposite electrode facing the plurality of pixel electrodes and being configured to transmit light, an organic emission layer interposed between the pixel electrodes and the opposite electrode, and a color filter in corresponding pixel regions.
    Type: Application
    Filed: October 15, 2015
    Publication date: February 11, 2016
    Inventors: Jae-Heung HA, Kyu-Hwan HWANG, Seok-Gyu YOON, Young-Woo SONG, Jong-Hyuk LEE
  • Patent number: 9219103
    Abstract: An organic light emitting diode display is disclosed. The display includes some pixel areas which are opaque and some pixel areas which are partially opaque and partially transparent. Selectively displaying the light emission of the pixel areas allows for control of the relative brightness of a displayed image and an object behind the display.
    Type: Grant
    Filed: April 12, 2011
    Date of Patent: December 22, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chang-Ho Lee, Hee-Joo Ko, II-Soo Oh, Se-Jin Cho, Jin-Young Yun, Hyung-Jun Song, Young-Woo Song, Kyu-Hwan Hwang, Seok-Gyu Yoon, Jae-Heung Ha, Jong-Hyuk Lee
  • Patent number: 9165985
    Abstract: An organic light-emitting display device includes a first substrate having transmitting regions and pixel regions separated from each other by the transmitting regions, a plurality of thin film transistors on the first substrate in the pixel regions, a passivation layer covering the plurality of thin film transistors, a plurality of pixel electrodes on the passivation layer and electrically connected to the thin film transistors, the pixel electrodes being in the pixel regions and overlapping the thin film transistors, an opposite electrode in the transmitting regions and the pixel regions, the opposite electrode facing the plurality of pixel electrodes and being configured to transmit light, an organic emission layer interposed between the pixel electrodes and the opposite electrode, and a color filter in corresponding pixel regions.
    Type: Grant
    Filed: May 9, 2013
    Date of Patent: October 20, 2015
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae-Heung Ha, Kyu-Hwan Hwang, Seok-Gyu Yoon, Young-Woo Song, Jong-Hyuk Lee
  • Patent number: 9159772
    Abstract: An organic light emitting display is disclosed. In one embodiment, the display includes 1) a substrate, 2) a plurality of pixels formed on the substrate, wherein each of the pixels comprises at least one circuit region including i) a first light emission area, ii) a second light emission area iii) at least one transmission area transmitting external light, and iv) a pixel circuit unit and 3) a first pixel electrode formed in the first light emission area and electrically connected to the pixel circuit unit, wherein the first pixel electrode comprises a first transparent conductive layer and a reflective layer.
    Type: Grant
    Filed: October 2, 2014
    Date of Patent: October 13, 2015
    Assignee: Samsung Display Co., Inc.
    Inventors: Jae-Heung Ha, Seok-Gyu Yoon, Kyu-Hwan Hwang, Young-Woo Song
  • Patent number: 9117779
    Abstract: An organic light-emitting display device includes a first substrate having transmitting regions and pixel regions separated from each other by the transmitting regions, a plurality of thin film transistors on the first substrate in the pixel regions, a passivation layer covering the plurality of thin film transistors, a plurality of pixel electrodes on the passivation layer and electrically connected to the thin film transistors, the pixel electrodes being in the pixel regions and overlapping the thin film transistors, an opposite electrode in the transmitting regions and the pixel regions, the opposite electrode facing the plurality of pixel electrodes and being configured to transmit light, an organic emission layer interposed between the pixel electrodes and the opposite electrode, and a color filter in corresponding pixel regions.
    Type: Grant
    Filed: August 1, 2013
    Date of Patent: August 25, 2015
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae-Heung Ha, Kyu-Hwan Hwang, Seok-Gyu Yoon, Young-Woo Song, Jong-Hyuk Lee
  • Patent number: 9099674
    Abstract: An organic light-emitting display device which is transparent by improving a transmittance in transmitting regions and which reduces a voltage drop in an opposite electrode comprises: a substrate having a transmitting region and pixel regions separated from each other by the transmitting region; thin film transistors positioned on the substrate and disposed in the pixel regions, respectively; a passivation layer covering the thin film transistors, formed in the transmitting region and the pixel regions, and having a first opening formed in a location corresponding to at least a portion of the transmitting region; pixel electrodes formed on the passivation layer so as to be electrically connected to the thin film transistors, respectively, located in the pixel regions, and disposed so as to overlap and cover the thin film transistors, respectively; an opposite electrode facing the pixel electrodes, formed so as to be able to transmit light, and located in the transmitting region and the pixel regions; an organ
    Type: Grant
    Filed: February 14, 2011
    Date of Patent: August 4, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae-Heung Ha, Kyu-Hwan Hwang, Seok-Gyu Yoon, Young-Woo Song, Jong-Hyuk Lee, Jun-Ho Choi, Jin-Koo Chung
  • Publication number: 20150021580
    Abstract: An organic light emitting display is disclosed. In one embodiment, the display includes 1) a substrate, 2) a plurality of pixels formed on the substrate, wherein each of the pixels comprises at least one circuit region including i) a first light emission area, ii) a second light emission area iii) at least one transmission area transmitting external light, and iv) a pixel circuit unit and 3) a first pixel electrode formed in the first light emission area and electrically connected to the pixel circuit unit, wherein the first pixel electrode comprises a first transparent conductive layer and a reflective layer.
    Type: Application
    Filed: October 2, 2014
    Publication date: January 22, 2015
    Inventors: Jae-Heung Ha, Seok-Gyu Yoon, Kyu-Hwan Hwang, Young-Woo Song
  • Patent number: 8860010
    Abstract: An organic light emitting display is disclosed. In one embodiment, the display includes 1) a substrate, 2) a plurality of pixels formed on the substrate, wherein each of the pixels comprises at least one circuit region including i) a first light emission area, ii) a second light emission area iii) at least one transmission area transmitting external light, and iv) a pixel circuit unit and 3) a first pixel electrode formed in the first light emission area and electrically connected to the pixel circuit unit, wherein the first pixel electrode comprises a first transparent conductive layer and a reflective layer.
    Type: Grant
    Filed: July 5, 2011
    Date of Patent: October 14, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae-Heung Ha, Seok-Gyu Yoon, Kyu-Hwan Hwang, Young-Woo Song