Patents by Inventor Seung-Bae KANG
Seung-Bae KANG 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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Patent number: 10748982Abstract: The present inventive concept relates to a display device. A display device according to an exemplary embodiment of the present inventive concept include: a base layer including a plurality of islands in which a pixel is disposed, a plurality of bridges disposed around each of the plurality of islands, a plurality of first wires disposed in a bridge of the plurality of bridges connected to the pixel is disposed; an inorganic insulating layer disposed on the base layer and having an opening exposing a portion of the bridge; and an organic material layer covering the opening, wherein adjacent islands of the plurality of islands are connected to each other through at least the bridge of the plurality of bridges, and the plurality of first wires are disposed on the organic material layer.Type: GrantFiled: May 3, 2019Date of Patent: August 18, 2020Assignee: Samsung Display Co., Ltd.Inventors: Jong Ho Hong, Gun Mo Kim, Jae Min Shin, Hye Jin Joo, Min Woo Kim, Seung Bae Kang
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Publication number: 20200127242Abstract: A display device includes a planarization layer covering transistors in a display area on a substrate, an organic light emitting diode on the planarization layer, a pad electrode in a non-display area on the substrate surrounding the display area, and a sacrificial layer remnant capping a side surface of the pad electrode.Type: ApplicationFiled: September 25, 2019Publication date: April 23, 2020Inventors: Heesung YANG, Seung Bae KANG, Bonggu KANG, Tae Wook KANG, Joon-Hwa BAE, Woojin CHO, Byoung Kwon CHOO
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Patent number: 10613370Abstract: There is provided a display device. The display device includes a first substrate, a second substrate that faces the first substrate, and a liquid crystal layer disposed between the first substrate and the second substrate. One of the first substrate and the second substrate includes a base substrate and a light blocking pattern disposed on a surface that faces the other surface of both surfaces of the base substrate, the light blocking pattern exposing a part of the base substrate. The light blocking pattern includes a semi-transmission reflective layer a disposed on the base substrate, a phase matching layer disposed on the semi-transmission reflective layer, and a reflective metal layer disposed on the phase matching layer. The phase matching layer and the reflective metal layer include materials having substantially the same etching rate.Type: GrantFiled: June 16, 2017Date of Patent: April 7, 2020Assignee: Samsung Display Co., Ltd.Inventors: Jong Hyun Choung, Hong Sick Park, Seung Bae Kang, Ki Tae Kim, Joon Woo Bae, Hee Sung Yang
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Publication number: 20200020876Abstract: An organic light-emitting display device is provided. The organic light-emitting display device comprises a substrate, a thin-film transistor (TFT) disposed on the substrate, an overcoat layer disposed on the TFT, a first electrode disposed on the overcoat layer and including a lower electrode layer, an intermediate electrode layer, which is disposed on the lower electrode layer, and an upper electrode layer, which is disposed on the intermediate electrode layer, an emission layer disposed on the first electrode, and a second electrode disposed on the emission layer, wherein the first electrode includes a first area in which the lower electrode layer, the intermediate electrode layer and the upper electrode layer are sequentially stacked and a second area in which the lower electrode layer and the upper electrode layer are sequentially stacked.Type: ApplicationFiled: September 26, 2019Publication date: January 16, 2020Inventors: Jae Min SHIN, Woong Sik KIM, Won Sang PARK, Seung Bae KANG, Min Woo KIM, Jong Ho HONG
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Publication number: 20190355791Abstract: An OLED display device includes a substrate including a display region and a pad region, a display structure in the display region on the substrate, and a pad electrode structure in the pad region on the substrate, the pad electrode structure having a first pad electrode on the substrate, a first insulation layer covering opposite lateral portions of the first pad electrode and exposing a portion of an upper surface of the first pad electrode, a second pad electrode on the first pad electrode and on the first insulation layer, the second pad electrode having a step portion where the first pad electrode and the first insulation layer are overlapped, and a third pad electrode on the second pad electrode and on the first insulation layer, the third electrode covering the second pad electrode.Type: ApplicationFiled: August 2, 2019Publication date: November 21, 2019Inventors: Jin-Seock KIM, Jong-Hee PARK, Bong-Won LEE, Seung-Bae KANG, Sang-Gab KIM, Jeong-Min PARK, Hyun-Eok SHIN
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Patent number: 10468622Abstract: An organic light-emitting display device is provided. The organic light-emitting display device comprises a substrate, a thin-film transistor (TFT) disposed on the substrate, an overcoat layer disposed on the TFT, a first electrode disposed on the overcoat layer and including a lower electrode layer, an intermediate electrode layer, which is disposed on the lower electrode layer, and an upper electrode layer, which is disposed on the intermediate electrode layer, an emission layer disposed on the first electrode, and a second electrode disposed on the emission layer, wherein the first electrode includes a first area in which the lower electrode layer, the intermediate electrode layer and the upper electrode layer are sequentially stacked and a second area in which the lower electrode layer and the upper electrode layer are sequentially stacked.Type: GrantFiled: July 13, 2017Date of Patent: November 5, 2019Assignee: Samsung Display Co., Ltd.Inventors: Jae Min Shin, Woong Sik Kim, Won Sang Park, Seung Bae Kang, Min Woo Kim, Jong Ho Hong
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Patent number: 10461142Abstract: The present inventive concept relates to a display device. A display device according to an exemplary embodiment of the present inventive concept include: a base layer including a plurality of islands in which a pixel is disposed, a plurality of bridges disposed around each of the plurality of islands, a plurality of first wires disposed in a bridge of the plurality of bridges connected to the pixel is disposed; an inorganic insulating layer disposed on the base layer and having an opening exposing a portion of the bridge; and an organic material layer covering the opening, wherein adjacent islands of the plurality of islands are connected to each other through at least the bridge of the plurality of bridges, and the plurality of first wires are disposed on the organic material layer.Type: GrantFiled: October 24, 2017Date of Patent: October 29, 2019Assignee: Samsung Display Co., Ltd.Inventors: Jong Ho Hong, Gun Mo Kim, Jae Min Shin, Hye Jin Joo, Min Woo Kim, Seung Bae Kang
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Publication number: 20190259825Abstract: The present inventive concept relates to a display device. A display device according to an exemplary embodiment of the present inventive concept include: a base layer including a plurality of islands in which a pixel is disposed, a plurality of bridges disposed around each of the plurality of islands, a plurality of first wires disposed in a bridge of the plurality of bridges connected to the pixel is disposed; an inorganic insulating layer disposed on the base layer and having an opening exposing a portion of the bridge; and an organic material layer covering the opening, wherein adjacent islands of the plurality of islands are connected to each other through at least the bridge of the plurality of bridges, and the plurality of first wires are disposed on the organic material layer.Type: ApplicationFiled: May 3, 2019Publication date: August 22, 2019Inventors: Jong Ho HONG, Gun Mo KIM, Jae Min SHIN, Hye Jin JOO, Min Woo KIM, Seung Bae KANG
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Patent number: 10381418Abstract: An OLED display device includes a substrate including a display region and a pad region, a display structure in the display region on the substrate, and a pad electrode structure in the pad region on the substrate, the pad electrode structure having a first pad electrode on the substrate, a first insulation layer covering opposite lateral portions of the first pad electrode and exposing a portion of an upper surface of the first pad electrode, a second pad electrode on the first pad electrode and on the first insulation layer, the second pad electrode having a step portion where the first pad electrode and the first insulation layer are overlapped, and a third pad electrode on the second pad electrode and on the first insulation layer, the third electrode covering the second pad electrode.Type: GrantFiled: August 16, 2017Date of Patent: August 13, 2019Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jin-Seock Kim, Jong-Hee Park, Bong-Won Lee, Seung-Bae Kang, Sang-Gab Kim, Jeong-Min Park, Hyun-Eok Shin
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Publication number: 20180157098Abstract: There is provided a display device. The display device includes a first substrate, a second substrate that faces the first substrate, and a liquid crystal layer disposed between the first substrate and the second substrate. One of the first substrate and the second substrate includes a base substrate and a light blocking pattern disposed on a surface that faces the other surface of both surfaces of the base substrate, the light blocking pattern exposing a part of the base substrate. The light blocking pattern includes a semi-transmission reflective layer a disposed on the base substrate, a phase matching layer disposed on the semi-transmission reflective layer, and a reflective metal layer disposed on the phase matching layer. The phase matching layer and the reflective metal layer include materials having substantially the same etching rate.Type: ApplicationFiled: June 16, 2017Publication date: June 7, 2018Inventors: Jong Hyun CHOUNG, Hong Sick PARK, Seung Bae KANG, Ki Tae KIM, Joon Woo BAE, Hee Sung YANG
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Publication number: 20180145256Abstract: A flexible electrode for a display device may include a conductive structure including a lower conductive pattern disposed on a substrate and an upper conductive pattern disposed on the lower conductive pattern, and an electrode layer disposed on the substrate, the electrode layer being adjacent to the conductive structure. A width of a top surface of the lower conductive pattern may be less than a width of a bottom surface of the upper conductive pattern.Type: ApplicationFiled: August 29, 2017Publication date: May 24, 2018Inventors: Chan-Woo YANG, Seung-Bae KANG, Han-Su KIM, Bong-Won LEE
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Publication number: 20180114825Abstract: The present inventive concept relates to a display device. A display device according to an exemplary embodiment of the present inventive concept include: a base layer including a plurality of islands in which a pixel is disposed, a plurality of bridges disposed around each of the plurality of islands, a plurality of first wires disposed in a bridge of the plurality of bridges connected to the pixel is disposed; an inorganic insulating layer disposed on the base layer and having an opening exposing a portion of the bridge; and an organic material layer covering the opening, wherein adjacent islands of the plurality of islands are connected to each other through at least the bridge of the plurality of bridges, and the plurality of first wires are disposed on the organic material layer.Type: ApplicationFiled: October 24, 2017Publication date: April 26, 2018Inventors: Jong Ho HONG, Gun Mo KIM, Jae Min SHIN, Hye Jin JOO, Min Woo KIM, Seung Bae KANG
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Publication number: 20180102498Abstract: An organic light-emitting display device is provided. The organic light-emitting display device comprises a substrate, a thin-film transistor (TFT) disposed on the substrate, an overcoat layer disposed on the TFT, a first electrode disposed on the overcoat layer and including a lower electrode layer, an intermediate electrode layer, which is disposed on the lower electrode layer, and an upper electrode layer, which is disposed on the intermediate electrode layer, an emission layer disposed on the first electrode, and a second electrode disposed on the emission layer, wherein the first electrode includes a first area in which the lower electrode layer, the intermediate electrode layer and the upper electrode layer are sequentially stacked and a second area in which the lower electrode layer and the upper electrode layer are sequentially stacked.Type: ApplicationFiled: July 13, 2017Publication date: April 12, 2018Inventors: Jae Min SHIN, Woong Sik KIM, Won Sang PARK, Seung Bae KANG, Min Woo KIM, Jong Ho HONG
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Publication number: 20180090699Abstract: A display device includes a plurality of islands and a bridge connecting the plurality of islands to each other. Each of the plurality of islands includes a flexible substrate, a thin film transistor positioned on a first surface of the flexible substrate, a first electrode connected to the thin film transistor, and a protective mask positioned on a second surface of the flexible substrate.Type: ApplicationFiled: April 21, 2017Publication date: March 29, 2018Inventors: JAE MIN SHIN, SEUNG BAE KANG, JONG HO HONG, GUN MO KIM, MIN WOO KIM, WON SANG PARK, HYE JIN JOO
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Publication number: 20180061895Abstract: An OLED display device includes a substrate including a display region and a pad region, a display structure in the display region on the substrate, and a pad electrode structure in the pad region on the substrate, the pad electrode structure having a first pad electrode on the substrate, a first insulation layer covering opposite lateral portions of the first pad electrode and exposing a portion of an upper surface of the first pad electrode, a second pad electrode on the first pad electrode and on the first insulation layer, the second pad electrode having a step portion where the first pad electrode and the first insulation layer are overlapped, and a third pad electrode on the second pad electrode and on the first insulation layer, the third electrode covering the second pad electrode.Type: ApplicationFiled: August 16, 2017Publication date: March 1, 2018Inventors: Jin-Seock KIM, Jong-Hee PARK, Bong-Won LEE, Seung-Bae KANG, Sang-Gab KIM, Jeong-Min PARK, Hyun-Eok SHIN
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Publication number: 20180053788Abstract: A backplane for a display device having a light emitting portion and a pad portion and a method of manufacturing the backplane for a display device, the backplane including a drain electrode in the light emitting portion on a substrate; a pad electrode in the pad portion on the substrate; a passivation layer in the light emitting portion to partially cover the drain electrode, the passivation layer exposing a portion of the drain electrode; a first pixel electrode in the light emitting portion on the passivation layer and the exposed drain electrode; and a second pixel electrode on the first pixel electrode, wherein: the second pixel electrode is formed of a material that is etchable by a first etching material, and the first pixel electrode is formed of a material that is not etchable by the first etching material.Type: ApplicationFiled: August 11, 2017Publication date: February 22, 2018Inventors: Bong-Won LEE, Jong-Hee PARK, Jin-Seock KIM, Seung-Bae KANG