Patents by Inventor Jin-Whan Jung
Jin-Whan 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).
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Publication number: 20230337503Abstract: A display panel including a pixel defining layer including a first portion, in which an opening to expose the first electrode is defined, and a second portion, which is disposed on the first portion and overlaps the first portion. A plurality of thin-films are disposed on the second electrode. An insulation pattern is disposed on the plurality of thin-films, overlaps the pixel defining layer, and overlaps the second portion. A distance between the first portion, which overlaps the insulation pattern, of the sensing electrode and the base insulation layer is greater than that between the second portion, which non-overlaps the insulation pattern, of the sensing electrode and the base insulation layer.Type: ApplicationFiled: June 18, 2023Publication date: October 19, 2023Inventors: Hyeonbum LEE, Hyoeng-Ki KIM, Kwangwoo PARK, Jin-whan JUNG
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Patent number: 11723254Abstract: A display panel including a pixel defining layer including a first portion, in which an opening to expose the first electrode is defined, and a second portion, which is disposed on the first portion and overlaps the first portion. A plurality of thin-films are disposed on the second electrode. An insulation pattern is disposed on the plurality of thin-films, overlaps the pixel defining layer, and overlaps the second portion. A distance between the first portion, which overlaps the insulation pattern, of the sensing electrode and the base insulation layer is greater than that between the second portion, which non-overlaps the insulation pattern, of the sensing electrode and the base insulation layer.Type: GrantFiled: October 24, 2021Date of Patent: August 8, 2023Assignee: Samsung Display Co., Ltd.Inventors: Hyeonbum Lee, Hyoeng-Ki Kim, Kwangwoo Park, Jin-Whan Jung
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Patent number: 11672156Abstract: A display device includes a display element layer, a light blocking pattern layer disposed on the display element layer, and an input sensing layer disposed on the light blocking pattern layer. The display element layer includes a plurality of pixel defining films and a protrusion disposed on at least one pixel defining film, the light blocking pattern layer includes a light blocking part that overlaps the protrusion and an opening, the input sensing layer includes a plurality of sensing electrodes and a plurality of intersections where the sensing electrodes cross each other. The protrusion, the opening, and at least some of the plurality of intersections overlap each other.Type: GrantFiled: July 27, 2020Date of Patent: June 6, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyeonbum Lee, Jin-Whan Jung
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Publication number: 20230141774Abstract: A light-emitting display device includes a first transistor including a driving gate electrode, a first electrode, and a second electrode, a storage capacitor including a first electrode and a second electrode connected to the driving gate electrode, a second transistor connected to the second electrode of the storage capacitor, a first hold capacitor including a first electrode connected to the second electrode of the storage capacitor and a second electrode to which a driving voltage is applied, a second hold capacitor including a first electrode connected to the second electrode of the storage capacitor and a second electrode to which a driving voltage is applied, a third transistor connecting the driving gate electrode and the second electrode of the first transistor, and a light-emitting diode. Conductive layers in which the first electrode of the first hold capacitor and the first electrode of the second hold capacitor are disposed are different.Type: ApplicationFiled: July 20, 2022Publication date: May 11, 2023Inventors: Beom Soo PARK, YOUNGMIN KWON, Wang Jo LEE, Jin-Whan JUNG
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Patent number: 11587996Abstract: A display apparatus includes a first transistor, a first pixel electrode, a second transistor, and a second pixel electrode. The first transistor includes a first drain electrode. The first pixel electrode is positioned between an edge of the display apparatus and a center of the display apparatus and includes a first recessed structure. The first recessed structure directly contacts the first drain electrode. The second transistor includes a second drain electrode. The second pixel electrode is positioned between the edge of the display apparatus and the first pixel electrode and includes at least one recessed structure. The at least one recessed structure includes a second recessed structure. The second recessed structure directly contacts the second drain electrode. A total maximum width of the at least one recessed structure is greater than a maximum width of the first recessed structure.Type: GrantFiled: November 3, 2020Date of Patent: February 21, 2023Inventors: Eonjoo Lee, Hyoeng-Ki Kim, Kwangwoo Park, Dongki Lee, Jin-Whan Jung
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Patent number: 11563066Abstract: An organic light emitting display (OLED) device includes a substrate, a semiconductor element on the substrate, a planarization layer on the semiconductor, and a light emitting structure on the planarization layer. The planarization layer includes a contact hole exposing a portion of the semiconductor and a plurality of grooves surrounding the contact hole. The light emitting structure is electrically connected to the semiconductor element via the contact hole.Type: GrantFiled: September 17, 2020Date of Patent: January 24, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Eonjoo Lee, Jin-Whan Jung, Hyoeng-Ki Kim, Junhyuk Woo
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Publication number: 20220254850Abstract: A display device includes a base substrate which is flexible, first and second active patterns disposed on the base substrate, an inorganic insulating layer disposed on the first and second active patterns and defining an opening area, a first organic insulating pattern disposed inside the opening area, a bridge electrode disposed on the first organic insulating pattern, a second organic insulating layer disposed on the bridge electrode, a fourth organic insulating layer disposed on the second organic insulating layer, first and second pixel electrodes disposed on the fourth organic insulating layer and electrically connected to the first and second active patterns, respectively, and a third organic insulating pattern disposed between the second organic insulating layer and the fourth organic insulating layer, overlapping the second pixel electrode, and not overlapping the first pixel electrode.Type: ApplicationFiled: January 17, 2020Publication date: August 11, 2022Inventors: Hyoeng-Ki KIM, Hyeon-Bum LEE, Kwang-Woo PARK, Jin-Whan JUNG, Jong-Beom HONG
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Publication number: 20220216279Abstract: A display device including: a substrate including a display area and a non-display area; and a pad in the non-display area, wherein the pad includes a first electrode layer, a second electrode layer, a third electrode layer, and a fourth electrode layer sequentially on the substrate, the second electrode layer contacts the first electrode layer through a contact hole in a plurality of insulating layers, and an organic layer between the third electrode layer and the fourth electrode layer.Type: ApplicationFiled: August 13, 2021Publication date: July 7, 2022Inventors: SEUNG CHAN LEE, HONG AM KIM, YOUNG MIN CHO, JIN-WHAN JUNG, WANG JO LEE
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Publication number: 20220149080Abstract: A display device includes a display area and a non-display area; and a pad portion disposed in the non-display area, wherein the pad portion includes a first conductive layer; a second conductive layer that partially overlaps the first conductive layer in a direction perpendicular to a surface of the substrate; a first insulation film disposed between the first conductive layer and the second conductive layer; a second insulation film that is disposed on the first conductive layer and the second conductive layer and includes an opening overlapping the first conductive layer and the second conductive layer; and a third conductive layer disposed on the second insulation film.Type: ApplicationFiled: November 4, 2021Publication date: May 12, 2022Inventors: Seung Chan LEE, Hong Am KIM, Jin-Whan JUNG, Young Min CHO, Ju Yeon KIM, Beom Soo PARK
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Publication number: 20220115451Abstract: A display panel including a pixel defining layer including a first portion, in which an opening to expose the first electrode is defined, and a second portion, which is disposed on the first portion and overlaps the first portion. A plurality of thin-films are disposed on the second electrode. An insulation pattern is disposed on the plurality of thin-films, overlaps the pixel defining layer, and overlaps the second portion. A distance between the first portion, which overlaps the insulation pattern, of the sensing electrode and the base insulation layer is greater than that between the second portion, which non-overlaps the insulation pattern, of the sensing electrode and the base insulation layer.Type: ApplicationFiled: October 24, 2021Publication date: April 14, 2022Inventors: Hyeonbum Lee, Hyoeng-Ki Kim, Kwangwoo Park, Jin-whan Jung
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Publication number: 20210391558Abstract: A display apparatus includes: a display layer including a plurality of organic light emitting elements, and defining a plurality of light emitting areas and a non-light emitting area surrounding the light emitting areas; and an input sensing layer on the display layer. The input sensing layer includes: a first conductive pattern on the display layer; an insulating layer on the first conductive pattern to cover the first conductive pattern, and defining a plurality of light collecting patterns overlapping with the light emitting areas in a plan view; a second conductive pattern on a top surface of the insulating layer; and an overcoat layer on the second conductive pattern to cover the insulating layer and the second conductive pattern. Each of the light collecting patterns is recessed downward from the top surface of the insulating layer.Type: ApplicationFiled: October 17, 2019Publication date: December 16, 2021Inventors: Hyoeng-Ki KIM, Junhyuk WOO, Eonjoo LEE, Hyeonbum LEE, Jin-Whan JUNG, Dongki LEE
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Patent number: 11183553Abstract: An organic light-emitting display device including: a substrate; a pixel electrode on the substrate; a pixel defining film on the pixel electrode and having a first opening at least partially exposing the pixel electrode; an organic light-emitting layer on the exposed portion of the pixel electrode; a common electrode on the organic light-emitting layer and the pixel defining film; an encapsulation layer on the common electrode; a black matrix on the encapsulation layer and having a second opening overlapping the first opening; and a plurality of first sensing lines on the black matrix and surrounding the pixel electrode in a plan view to define a pixel region. At least portions of the first sensing lines defining the pixel region do not overlap the common electrode in the pixel region to reduce the common electrode's influence on the touch sensing lines and improve touch sensitivity.Type: GrantFiled: October 30, 2018Date of Patent: November 23, 2021Assignee: Samsung Display Co., Ltd.Inventors: Jun Hyuk Woo, Kwang Woo Park, Hyoeng Ki Kim, Eon Joo Lee, Jin Whan Jung, Jeong Won Kim, Hyeon Bum Lee
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Patent number: 11158686Abstract: A display panel including a pixel defining layer including a first portion, in which an opening to expose the first electrode is defined, and a second portion, which is disposed on the first portion and overlaps the first portion. A plurality of thin-films are disposed on the second electrode. An insulation pattern is disposed on the plurality of thin-films, overlaps the pixel defining layer, and overlaps the second portion. A distance between the first portion, which overlaps the insulation pattern, of the sensing electrode and the base insulation layer is greater than that between the second portion, which non-overlaps the insulation pattern, of the sensing electrode and the base insulation layer.Type: GrantFiled: April 3, 2019Date of Patent: October 26, 2021Assignee: Samsung Display Co., Ltd.Inventors: Hyeonbum Lee, Hyoeng-Ki Kim, Kwangwoo Park, Jin-whan Jung
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Patent number: 11056546Abstract: A display device includes a display panel and a touch sensor on the display panel. The display panel includes: a base layer; a light emitting element having a first electrode on the base layer; a pixel defining layer including an opening region that exposes a portion of the first electrode of the light emitting element; and an encapsulation layer covering the light emitting element and the pixel defining layer. The touch sensor has: a first conductive pattern on the encapsulation layer; a color filter on the encapsulation layer to cover the first conductive pattern, the color filter including a first region including a lens part and overlaps the opening region of the pixel defining layer and a second region overlaps the pixel defining layer; a second conductive pattern on the second region of the color filter; and a black matrix on the second conductive pattern.Type: GrantFiled: May 31, 2019Date of Patent: July 6, 2021Assignee: Samsung Display Co., Ltd.Inventors: Jin Whan Jung, Hyeon Bum Lee
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Patent number: 11042237Abstract: A display device that includes a substrate and a bank layer disposed on the substrate. The bank layer defines an emission area and a non-emission area of a pixel. A spacer is disposed on a portion of the bank layer. A touch member is disposed above the spacer. At least one overcoat layer is disposed on the touch member. A dielectric constant of the at least one overcoat layer in a region overlapping the spacer in a thickness direction of the substrate is larger than a dielectric constant of the overcoat layer in a region that does not overlap the spacer in the thickness direction of the substrate.Type: GrantFiled: December 16, 2019Date of Patent: June 22, 2021Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyeon Bum Lee, Jin Whan Jung
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Publication number: 20210151512Abstract: A display device includes a display element layer, a light blocking pattern layer disposed on the display element layer, and an input sensing layer disposed on the light blocking pattern layer. The display element layer includes a plurality of pixel defining films and a protrusion disposed on at least one pixel defining film, the light blocking pattern layer includes a light blocking part that overlaps the protrusion and an opening, the input sensing layer includes a plurality of sensing electrodes and a plurality of intersections where the sensing electrodes cross each other. The protrusion, the opening, and at least some of the plurality of intersections overlap each other.Type: ApplicationFiled: July 27, 2020Publication date: May 20, 2021Inventors: Hyeonbum LEE, Jin-Whan JUNG
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Patent number: 11005078Abstract: A display apparatus includes a display panel, a touch sensor on the display panel, and a color filter layer on the touch sensor, the color filter layer including a black matrix and a color filter. The display panel includes a display region to display an image and a non-display region outside the display region. The display region includes a central region and a peripheral region outside the central region. The black matrix includes a first black matrix located in the central region, and a second black matrix located in the peripheral region. The color filter includes a first color filter located in the central region and a second color filter located in the peripheral region. The first color filter is on an upper portion of the first black matrix, and the second black matrix is on an upper portion of the second color filter.Type: GrantFiled: November 16, 2018Date of Patent: May 11, 2021Assignee: Samsung Display Co., Ltd.Inventors: Eonjoo Lee, Jin-Whan Jung, Kwangwoo Park, Hyeonbum Lee
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Patent number: 10991769Abstract: A display that includes a base layer having an emission area and a non-emission area adjacent to the emission area. A circuit element layer is disposed on the base layer. A display element layer is disposed on the circuit element layer. The display element layer includes an organic light emitting diode. An encapsulation layer is disposed on the display element layer and is configured to encapsulate the organic light emitting diode. A color filter layer is disposed in the encapsulation layer. The color filter layer includes a color shielding layer having a plurality of layers disposed in the non-emission area and a color filter disposed in the emission area.Type: GrantFiled: August 9, 2019Date of Patent: April 27, 2021Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyeonbum Lee, Dongki Lee, Eonjoo Lee, Jin-Whan Jung
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Patent number: 10985229Abstract: A display device including a substrate, a source electrode and a drain electrode on the substrate, the source electrode and the drain electrode being spaced apart from each other, a first layer on the source electrode or the drain electrode, a second layer directly on the first layer, and a first electrode on the second layer. A step difference between a top of the first layer and a top of the drain electrode is 100 ? or less.Type: GrantFiled: May 29, 2020Date of Patent: April 20, 2021Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyeon Bum Lee, Hyoeng Ki Kim, Kyong Heon Lee, Dong Ki Lee, Eon Joo Lee, Jin Whan Jung
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Publication number: 20210050397Abstract: A display apparatus includes a first transistor, a first pixel electrode, a second transistor, and a second pixel electrode. The first transistor includes a first drain electrode. The first pixel electrode is positioned between an edge of the display apparatus and a center of the display apparatus and includes a first recessed structure. The first recessed structure directly contacts the first drain electrode. The second transistor includes a second drain electrode. The second pixel electrode is positioned between the edge of the display apparatus and the first pixel electrode and includes at least one recessed structure. The at least one recessed structure includes a second recessed structure. The second recessed structure directly contacts the second drain electrode. A total maximum width of the at least one recessed structure is greater than a maximum width of the first recessed structure.Type: ApplicationFiled: November 3, 2020Publication date: February 18, 2021Inventors: Eonjoo LEE, Hyoeng-Ki KIM, Kwangwoo PARK, Dongki LEE, Jin-Whan JUNG