Patents by Inventor Yang-Ho Jung
Yang-Ho Jung 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: 20250107417Abstract: A display device includes, a substrate, a light emitting element layer on the substrate, including a plurality of light emitting elements emitting light, and a light control layer on the light emitting element layer, including a light-transmitting layer transmitting the light and a light-shielding layer for shielding the light, wherein the light-transmitting layer includes, a first light-transmitting layer, a second light-transmitting layer on the first light-transmitting layer, a third light-transmitting layer on the second light-transmitting layer, and a fourth light-transmitting layer on the third light-transmitting layer, wherein the light-shielding layer includes, a first portion between the second light-transmitting layers, a second portion on the first portion and between the fourth light-transmitting layers, a third portion on the second portion and between the fourth light-transmitting layers, and a fourth portion on the third portion, and wherein the second light-transmitting layer covers an upper sType: ApplicationFiled: May 20, 2024Publication date: March 27, 2025Inventors: Yang Ho JUNG, Sang Hyun YUN, Pil Soon HONG
-
Publication number: 20250107416Abstract: Provided is display device and method for manufacturing the display device. A display device includes a substrate, a light emitting element layer disposed on the substrate, including a plurality of light emitting elements configured to emit light, a light control layer disposed on the light emitting element layer, including a light-transmitting layer configured to transmit the light, and a light-blocking layer configured to block the light. The display device further includes a first layer including at least one of a thin film encapsulation layer or a touch sensor layer, wherein the first layer is disposed between the light emitting element layer and the light control layer, and a groove passing through at least a portion of the first layer, wherein the light-blocking layer is disposed on the groove.Type: ApplicationFiled: April 26, 2024Publication date: March 27, 2025Inventors: Yang Ho JUNG, Young Jun KIM, Dong Kyun SEO, Hee Kyun SHIN, Jun Ho SIM
-
Patent number: 12236031Abstract: A display device includes a display panel with a light emitting area from which a light exits and an input sensor disposed on the display panel. The input sensor includes a first conductive layer, a first insulating layer disposed on the first conductive layer and provided with a diffraction grating defined therein to correspond to the light emitting area, and a second conductive layer disposed on the first insulating layer and connected to the first conductive layer. The first insulating layer includes an organic layer covering the first conductive layer and an inorganic layer disposed on the organic layer. The organic layer and the inorganic layer include a plurality of holes defined therein to define the diffraction grating.Type: GrantFiled: July 17, 2023Date of Patent: February 25, 2025Assignee: Samsung Display Co., Ltd.Inventors: Jungi Kim, Jaehun Lee, Bogeon Jeon, Yang-Ho Jung
-
Patent number: 12171115Abstract: A display device includes: a display element layer including an emission area and a non-emission area around the emission area; a first conductive layer on the non-emission area; a first insulating layer on the non-emission area to cover the first conductive layer, the first insulating layer having an opening part overlapping the emission area in a plan view; a second conductive layer on the first insulating layer; and a reflection pattern spaced apart from the second conductive layer and on the first insulating layer.Type: GrantFiled: April 30, 2021Date of Patent: December 17, 2024Assignee: Samsung Display Co., Ltd.Inventors: Yang-Ho Jung, Jungi Kim, Junho Sim, Jaehun Lee
-
Publication number: 20240397757Abstract: A display device includes a plurality of first electrodes electrically connected to pixel circuits disposed on a substrate; a pixel defining layer defining a plurality of opening regions, each of the opening regions exposing a portion of each of the first electrodes; a plurality of light emitting layers respectively disposed on the first electrodes in the opening regions; a second electrode covering the light emitting layers and the pixel defining layer; an encapsulation layer disposed on the second electrode; and a plurality of light blocking patterns disposed on the encapsulation layer between the opening regions adjacent to each other in a first direction.Type: ApplicationFiled: August 6, 2024Publication date: November 28, 2024Inventors: Yang Ho JUNG, Jun Gi KIM, Jae Hun LEE, Bo Geon JEON
-
Publication number: 20240347507Abstract: A light emitting display device and a car including the same according to embodiments include: a substrate; a plurality of light emitting diodes that are disposed above the substrate and include a plurality of light emitting layers; a pixel defining layer that has openings corresponding to the plurality of light emitting layers; and a plurality of light blocking patterns that are disposed on the pixel defining layer and the plurality of light emitting layers, and extend in a first direction. Each of the plurality of light blocking patterns includes a first portion and a second portion formed on the first portion and having a width decreasing toward an upper portion thereof.Type: ApplicationFiled: February 19, 2024Publication date: October 17, 2024Inventors: Hyun Min CHO, Jun Ho SIM, Jae Hun LEE, Yun Jong YEO, DAWOON JUNG, Yang-Ho JUNG, Yu-Gwang JEONG
-
Publication number: 20240324424Abstract: A display device including a display element layer including a light-emitting element and a pixel-defining film; and a light control layer on the display element layer, and including a first light-blocking portion, a second light-blocking portion spaced apart from the first light-blocking portion in one direction perpendicular to a thickness direction, and a transmission portion between the first light-blocking portion and the second light-blocking portion, wherein the first light-blocking portion includes a first region, and a second region extending from the first region, and crossing the first region, and the second light-blocking portion includes a third region parallel to the first region, and a fourth region extending from the third region in a direction opposite to the second region.Type: ApplicationFiled: January 31, 2024Publication date: September 26, 2024Inventors: SUBIN BAE, JAEHUN LEE, YANG-HO JUNG, TAESUNG KIM, YUNJONG YEO
-
Publication number: 20240322083Abstract: A display device includes a substrate including a light-emitting area and a non-light-emitting area adjacent to the light-emitting area, a light-emitting element disposed in the light-emitting area on the substrate, a light blocking pattern disposed on the light-emitting element, and including first patterns extending in a first direction and spaced apart from each other and second patterns connected to the first patterns respectively and having a wider width than the first patterns in a plan view, and a transmission pattern surrounding the light blocking pattern.Type: ApplicationFiled: November 9, 2023Publication date: September 26, 2024Inventors: HYUNMIN CHO, YUNJONG YEO, DAWOON JUNG, JAEHUN LEE, YANG-HO JUNG, YU-GWANG JEONG
-
Patent number: 12069903Abstract: A display device includes a plurality of first electrodes electrically connected to pixel circuits disposed on a substrate; a pixel defining layer defining a plurality of opening regions, each of the opening regions exposing a portion of each of the first electrodes; a plurality of light emitting layers respectively disposed on the first electrodes in the opening regions; a second electrode covering the light emitting layers and the pixel defining layer; an encapsulation layer disposed on the second electrode; and a plurality of light blocking patterns disposed on the encapsulation layer between the opening regions adjacent to each other in a first direction.Type: GrantFiled: July 10, 2023Date of Patent: August 20, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Yang Ho Jung, Jun Gi Kim, Jae Hun Lee, Bo Geon Jeon
-
Publication number: 20240234639Abstract: A display device includes a light emitting element disposed on a substrate to include an emission layer; and a light controller disposed over the light emitting element, the light controller includes light blocking patterns to extend in a first direction and spaced apart in a second direction intersecting the first direction; and a transmission portion disposed between the light blocking patterns to extend in the first direction, and the transmission portion includes a first transparent organic layer; a transparent inorganic layer disposed on the first transparent organic layer; and a second transparent organic layer disposed on the transparent inorganic layer.Type: ApplicationFiled: September 12, 2023Publication date: July 11, 2024Applicant: Samsung Display Co., LTD.Inventors: Jun Ho SIM, Kab Jong SEO, Jae Hun LEE, Yang-Ho JUNG
-
Publication number: 20240237501Abstract: A display device according to an embodiment includes a light-emitting device disposed on a substrate and including an emission layer, and a light control layer disposed on the light-emitting device. The light control layer includes a plurality of light blocking patterns extending in a first direction and spaced in a second direction intersecting the first direction, and a transmission layer disposed among the plurality of light blocking patterns and including a transparent organic layer and a transparent inorganic layer that are alternately stacked on each other.Type: ApplicationFiled: May 31, 2023Publication date: July 11, 2024Applicant: Samsung Display Co., LTD.Inventors: Jae Hun LEE, Kab Jong SEO, Jun Ho SIM, Yang-Ho JUNG
-
Publication number: 20240136475Abstract: A display device includes a light emitting element disposed on a substrate to include an emission layer; and a light controller disposed over the light emitting element, the light controller includes light blocking patterns to extend in a first direction and spaced apart in a second direction intersecting the first direction; and a transmission portion disposed between the light blocking patterns to extend in the first direction, and the transmission portion includes a first transparent organic layer; a transparent inorganic layer disposed on the first transparent organic layer; and a second transparent organic layer disposed on the transparent inorganic layer.Type: ApplicationFiled: September 11, 2023Publication date: April 25, 2024Applicant: Samsung Display Co., LTD.Inventors: Jun Ho SIM, Kab Jong SEO, Jae Hun LEE, Yang-Ho JUNG
-
Publication number: 20240138243Abstract: A display device according to an embodiment includes a light-emitting device disposed on a substrate and including an emission layer, and a light control layer disposed on the light-emitting device. The light control layer includes a plurality of light blocking patterns extending in a first direction and spaced in a second direction intersecting the first direction, and a transmission layer disposed among the plurality of light blocking patterns and including a transparent organic layer and a transparent inorganic layer that are alternately stacked on each other.Type: ApplicationFiled: May 30, 2023Publication date: April 25, 2024Applicant: Samsung Display Co., LTD.Inventors: Jae Hun LEE, Kab Jong SEO, Jun Ho SIM, Yang-Ho JUNG
-
Publication number: 20240126169Abstract: Provided is a photosensitive resin composition including a reactive unsaturated compound, an alkali soluble resin, an initiator, and a pigment. The reactive unsaturated compound is selected to cause the composition to exhibit high-resolution pattern properties that facilitate forming a pixel defining film in a display device. The reactive unsaturated compound may be an acryl-based compound having at least three ethylenically unsaturated double bond groups in molecules and having a viscosity of about 200 mPa s to about 280 mPa s at 40° C. A display device including such pixel defining film is also presented.Type: ApplicationFiled: September 27, 2023Publication date: April 18, 2024Inventors: YANG-HO JUNG, BUM SUNG LEE, CHANG MIN LEE, JUN BAE, NAKCHO CHOI, HOON KANG, DAE-GI KWEON, JUNGI KIM, JIHEE KIM, JUNHO SIM, JAEHUN LEE
-
Publication number: 20240122029Abstract: A display device includes a substrate, a light emitting element layer disposed on the substrate and including a plurality of light emitting areas each including a light emitting element that emits light, an encapsulation layer disposed on the light emitting element layer, and a light control layer disposed on the encapsulation layer, wherein the light control layer includes a light transmitting film that transmits the light and a light blocking film that blocks the light, and the light transmitting film includes, a first light transmitting portion overlapping the light blocking film in a thickness direction of the substrate, and a plurality of second light transmitting portions each surrounded by the light blocking film, and a thickness of the light blocking film is greater than a thickness of the first light transmitting portion.Type: ApplicationFiled: August 8, 2023Publication date: April 11, 2024Applicant: Samsung Display Co., LTD.Inventors: Hyun Min CHO, Da Woon JUNG, Kab Jong SEO, Yu Gwang JEONG, Yun Jong YEO, Yang Ho JUNG
-
Publication number: 20240122048Abstract: A display device includes a light-emitting device disposed on a substrate and including an emission layer, and a light controller disposed on the light-emitting device. The light controller includes a plurality of main light blocking patterns extending in a first direction and spaced apart from each other in a second direction intersecting the first direction, and a plurality of sub-light blocking patterns disposed between adjacent ones of the plurality of main light blocking patterns, extending in the first direction, and spaced apart from each other in the second direction. Each of the plurality of main light blocking patterns has a first thickness in a thickness direction of the substrate, and each of the plurality of sub-light blocking patterns has a second thickness that is less than the first thickness in the thickness direction of the substrate.Type: ApplicationFiled: May 31, 2023Publication date: April 11, 2024Applicant: Samsung Display Co., LTD.Inventors: Kab Jong SEO, Tae Wook KANG, Jun Ho SIM, Jae Hun LEE, Yang-Ho JUNG
-
Publication number: 20240107826Abstract: A display device includes a display panel including a plurality of light emitting areas; and an input sensor disposed on the display panel and having a first conductive layer and a first insulating layer disposed on the first conductive layer. The first insulating layer includes a plurality of optical patterns that extend in a direction away from the first conductive layer.Type: ApplicationFiled: December 7, 2023Publication date: March 28, 2024Inventors: Jungi Kim, Jin-Su BYUN, Jaehun LEE, Bogeon JEON, Yang-Ho JUNG
-
Publication number: 20240107863Abstract: A display device includes: a substrate including a light emitting area and non-light emitting area, a light emitting element including a light emitting layer disposed in the light emitting area on the substrate, an encapsulation layer disposed on the light emitting layer, a transparent layer defining a plurality of first openings and a plurality of second openings and disposed on the encapsulation layer, a plurality of light blocking pattern disposed on the encapsulation and filling each of the first openings, a first transparent pattern disposed on the encapsulation layer and filling each of the second openings and the second transparent pattern having a different refractive index from that of the first transparent pattern and disposed on the first transparent pattern.Type: ApplicationFiled: May 11, 2023Publication date: March 28, 2024Inventors: KABJONG SEO, JUNHO SIM, JAEHUN LEE, YANG-HO JUNG
-
Publication number: 20240099056Abstract: A display device includes: a substrate; a plurality of transistors disposed on the substrate; an insulating layer disposed on the plurality of transistors; a data line and a driving voltage line disposed on the insulating layer; a pixel electrode disposed on the data line or the driving voltage line; a pixel defining layer disposed on the pixel electrode and including a pixel opening that overlaps the pixel electrode; a light emitting element layer disposed in the pixel opening; and a common electrode disposed on the light emitting element layer, wherein the pixel opening includes a first sub-pixel opening and a second sub-pixel opening and a first blocking portion that is disposed between the first sub-pixel opening and the second sub-pixel opening.Type: ApplicationFiled: November 22, 2023Publication date: March 21, 2024Inventors: Jae Hun LEE, Jun Gi KIM, Jun Ho SIM, Yang-Ho JUNG
-
Publication number: 20240074249Abstract: The present disclosure relates to a display device and a manufacturing method thereof, and a display device according to one or more embodiments includes a substrate, a transistor above the substrate, a first pixel electrode connected to the transistor, a scattering layer above the first pixel electrode, and defining repeating protrusions and depressions, a second pixel electrode above the scattering layer, and connected with the first pixel electrode, an emission layer above the second pixel electrode, and a common electrode above the emission layer.Type: ApplicationFiled: August 22, 2023Publication date: February 29, 2024Inventors: Yang-Ho JUNG, Woong Sik KIM, Kab Jong SEO, Jun Ho SIM, Jae Hun LEE