Patents by Inventor Jung Eun HONG

Jung Eun HONG 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: 20220336710
    Abstract: A display device includes an electrode layer including a first electrode and a second electrode that are spaced apart from each other and disposed on a substrate, a light emitting element between the first electrode and the second electrode, and a capping layer disposed on the light emitting element and including at least one low refractive layer and at least one high refractive layer that are alternately disposed. The capping layer includes a first low refractive layer on the electrode layer and the light emitting element, a first high refractive layer on the first low refractive layer, and a second low refractive layer on the first high refractive layer. A thickness of the first low refractive layer is greater than a thickness of the second low refractive layer.
    Type: Application
    Filed: February 17, 2022
    Publication date: October 20, 2022
    Applicant: Samsung Display Co., LTD.
    Inventors: Hyun KIM, Jeong Su PARK, Jong Chan LEE, Hyun Wook LEE, Jung Eun HONG
  • Publication number: 20220285426
    Abstract: A display device includes alignment electrodes spaced apart from each other, first and second light emitting elements between the alignment electrodes, a first pixel electrode electrically connected to first end portions of the first light emitting elements, a second pixel electrode electrically connected to second end portions of the first light emitting elements, a third pixel electrode electrically connected to the second pixel electrode and to first end portions of the second light emitting elements, a fourth pixel electrode electrically connected to second end portions of the second light emitting elements, and an insulating layer between the first pixel electrode and the second pixel electrode, wherein the insulating layer includes at least one opening exposing the second end portions of the first and second light emitting elements.
    Type: Application
    Filed: October 27, 2021
    Publication date: September 8, 2022
    Inventors: Hyun Wook LEE, Veidhes BASRUR, Myung Seok KWON, Ji Hyun MIN, Sung Won JO, Jung Eun HONG
  • Patent number: 11424314
    Abstract: A display device includes a base layer including an active area and a peripheral area outside the active area, a circuit element layer including a pixel in the active area of the base layer, a light emitting element layer including light emitting elements on the circuit element layer, a thin film encapsulation layer covering the light emitting element layer and including an organic layer, and an input detection layer on the thin film encapsulation layer and including a detection electrode and a detection wire connected to the detection electrode. The circuit element layer includes a connection wire overlapping the detection wire in the peripheral area, and a contact part to connect the detection wire and the connection wire in the peripheral area. The contact part is spaced apart from the organic layer of the thin film encapsulation layer on a plane.
    Type: Grant
    Filed: September 29, 2020
    Date of Patent: August 23, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ki Nyeng Kang, Hyun Kim, Seungmin Song, Minseong Yi, Sanghoon Lee, Seonbeom Ji, Jung Eun Hong
  • Publication number: 20220199682
    Abstract: Display device includes a first substrate; an active material layer on the first substrate and including a channel area, a first doped area on one side of the channel area, and a second doped area on another side of the channel area; a gate insulating layer on the active material layer; a first conductive layer on the gate insulating layer and including a gate electrode overlapping the channel area and a signal application electrode; a second conductive layer including a first electrode electrically connected to the first doped area, a second electrode electrically connected to the second doped area, and a third electrode electrically connected to the signal application electrode; a light emitting element; and a third conductive layer on the light emitting element, the third conductive layer including a first contact electrode electrically connected to the second electrode, and a second contact electrode electrically connected to the third electrode.
    Type: Application
    Filed: December 16, 2021
    Publication date: June 23, 2022
    Inventors: Hyun Wook LEE, Seung Min LEE, Tae Woo KIM, Kyung Tae CHAE, Jung Eun HONG
  • Publication number: 20220085077
    Abstract: A pixel according to an embodiment of the present disclosure includes a circuit element on a base layer, a protective layer on the circuit element, a first electrode and a second electrode opposite each other on the protective layer, a first insulating layer on the first electrode and the second electrode, a light-emitting element on the first insulating layer at an area between the first electrode and the second electrode, a first contact electrode on a first end of the light-emitting element to connect the first end of the light-emitting element to the first electrode, a second contact electrode on a second end of the light-emitting element to connect the second end of the light-emitting element to the second electrode, and a cavity in the protective layer and the first insulating layer below the light-emitting element corresponding to the area between the first electrode and the second electrode.
    Type: Application
    Filed: September 13, 2021
    Publication date: March 17, 2022
    Inventors: Hyun Wook LEE, Tae Hee LEE, Kwang Taek HONG, Jung Eun HONG
  • Publication number: 20220077254
    Abstract: A display device includes an emission area and a sub-region spaced apart from the emission area in a first direction, electrodes extending in the first direction, disposed across the emission area and the sub-region, and spaced apart from each other in a second direction, a first bank surrounding the emission area and the sub-region, and light emitting elements disposed on the electrodes spaced apart in the second direction in the emission area. The first bank includes trench portions in which a top surface of the first bank is partially depressed. The trench portions are disposed between the emission area and the sub-region.
    Type: Application
    Filed: August 25, 2021
    Publication date: March 10, 2022
    Applicant: Samsung Display Co., LTD.
    Inventors: Hyun Wook LEE, Ki Nyeng KANG, Basrur VEIDHES, Sung Won JO, Jung Eun HONG
  • Publication number: 20210376196
    Abstract: A display device includes a substrate, a first electrode and a second electrode which are spaced apart from each other in a second direction, light-emitting elements spaced apart from each other in the first direction, a first contact electrode electrically contacting the light-emitting elements, and a second contact electrode electrically contacting the light-emitting elements. The first contact electrode electrically contacts the first electrode through a first contact portion disposed on the first electrode, the second contact electrode electrically contacts the second electrode through a second contact portion disposed on the second electrode, the first contact portion is disposed on an end portion in the first direction of the first contact electrode, and the second contact portion is disposed on an end portion in the first direction of the second contact electrode.
    Type: Application
    Filed: May 21, 2021
    Publication date: December 2, 2021
    Applicant: Samsung Display Co., LTD.
    Inventors: Hyun Wook LEE, Ki Bum KIM, Jin Taek KIM, Jung Eun HONG
  • Publication number: 20210359167
    Abstract: A pixel includes a first electrode; a second electrode surrounding at least a portion of the first electrode; a plurality of light emitting elements between the first electrode and the second electrode; a first contact electrode on the first electrode, the first contact electrode electrically connecting the first electrode and the plurality of light emitting elements; a second contact electrode on the second electrode, the second contact electrode electrically connecting the second electrode and the plurality of light emitting elements; and an intermediate electrode on the first electrode and the second electrode, the intermediate electrode comprising a first area overlapping the first electrode and a second area overlapping the second electrode, the first area and the second area being integrally connected to each other.
    Type: Application
    Filed: January 22, 2021
    Publication date: November 18, 2021
    Inventors: Hyun Wook LEE, Ki Bum KIM, Jin Taek KIM, Seung Min LEE, Kwang Taek HONG, Jung Eun HONG
  • Publication number: 20210217841
    Abstract: A display device includes a base layer including an active area and a peripheral area outside the active area, a circuit element layer including a pixel in the active area of the base layer, a light emitting element layer including light emitting elements on the circuit element layer, a thin film encapsulation layer covering the light emitting element layer and including an organic layer, and an input detection layer on the thin film encapsulation layer and including a detection electrode and a detection wire connected to the detection electrode. The circuit element layer includes a connection wire overlapping the detection wire in the peripheral area, and a contact part to connect the detection wire and the connection wire in the peripheral area. The contact part is spaced apart from the organic layer of the thin film encapsulation layer on a plane.
    Type: Application
    Filed: September 29, 2020
    Publication date: July 15, 2021
    Inventors: Ki Nyeng KANG, Hyun KIM, Seungmin SONG, Minseong YI, Sanghoon Lee, Seonbeom JI, Jung Eun HONG
  • Patent number: D958095
    Type: Grant
    Filed: March 13, 2020
    Date of Patent: July 19, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Min Joo Kim, Jong Hyun Choi, Ki Nyeng Kang, Min Soo Kim, Jung Eun Hong