Patents by Inventor Woo Sik Jeon
Woo Sik Jeon 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: 11871599Abstract: A display device includes: a substrate including an opening area, a peripheral area surrounding the opening area, and a display area surrounding the peripheral area; a transistor overlapping the display area and disposed on the substrate; a first electrode electrically connected to the transistor; an intermediate layer and a second electrode disposed on the first electrode and extending to the peripheral area; and a metal layer overlapping the intermediate layer and the second electrode in the peripheral area, wherein an end of the first metal layer and an end of the second electrode are aligned, and an end of the intermediate layer is protruded more than the end of the first metal layer.Type: GrantFiled: March 28, 2021Date of Patent: January 9, 2024Assignee: Samsung Display Co., Ltd.Inventors: Tae Hyun Sung, Sang Yeol Kim, Woo Sik Jeon, Jung Min Choi, Eon Seok Oh
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Patent number: 11812633Abstract: A display device and a manufacturing method thereof, and a display device including: a substrate including a display area, an opening area positioned in the display area, and a peripheral area positioned between the opening area and the display area; a transistor positioned in the display area of the substrate; a first electrode connected to the transistor; a second electrode positioned on the first electrode; an inorganic pattern portion positioned in the peripheral area of the substrate; and an intermediate layer positioned between the first electrode and the second electrode, and including at least one organic layer positioned on the inorganic pattern portion. The inorganic pattern portion includes a plurality of inorganic patterns spaced apart from each other.Type: GrantFiled: June 1, 2021Date of Patent: November 7, 2023Assignee: Samsung Display Co., Ltd.Inventors: Woo Sik Jeon, Sang Yeol Kim, Tae Hyun Sung, Seung Soo Hong, Eon Seok Oh
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Patent number: 11367753Abstract: A display device includes a first electrode disposed on a substrate; a pixel defining layer including first through third exposure areas, each exposing at least part of the first electrode; first through third organic light emitting layers disposed in the first through third exposure areas, respectively; a second electrode disposed on the first through third organic light emitting layers; a first capping layer disposed on the second electrode and overlapping upper surfaces of the first through third organic light emitting layers; a second capping member disposed on the first capping layer, does not overlap the upper surface of the first organic light emitting layer, and overlaps only a portion of each of the upper surfaces of the second and third organic light emitting layers; and an encapsulation layer covering the second capping member.Type: GrantFiled: April 16, 2019Date of Patent: June 21, 2022Assignee: Samsung Display Co., Ltd.Inventors: Eon Seok Oh, Woo Sik Jeon, Sang Yeol Kim, Han Ggoch Nu Ri Jo
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Publication number: 20220149323Abstract: A display device includes: a substrate including an opening area, a peripheral area surrounding the opening area, and a display area surrounding the peripheral area; a transistor disposed on the display area of the substrate; a first electrode electrically connected to the transistor; an intermediate layer overlapping the first electrode; a second electrode disposed on the intermediate layer; a first dam disposed on the peripheral area of the substrate; and a first encapsulation inorganic layer disposed on the second electrode, wherein the first encapsulation inorganic layer is in contact with a side of the first dam in the peripheral area.Type: ApplicationFiled: July 1, 2021Publication date: May 12, 2022Inventors: Sang Yeol KIM, Eon Seok OH, Woo Sik JEON, Jung Min CHOI
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Publication number: 20220149321Abstract: A display device and a manufacturing method thereof, and a display device including: a substrate including a display area, an opening area positioned in the display area, and a peripheral area positioned between the opening area and the display area; a transistor positioned in the display area of the substrate; a first electrode connected to the transistor; a second electrode positioned on the first electrode; an inorganic pattern portion positioned in the peripheral area of the substrate; and an intermediate layer positioned between the first electrode and the second electrode, and including at least one organic layer positioned on the inorganic pattern portion. The inorganic pattern portion includes a plurality of inorganic patterns spaced apart from each other.Type: ApplicationFiled: June 1, 2021Publication date: May 12, 2022Inventors: Woo Sik JEON, Sang Yeol KIM, Tae Hyun SUNG, Seung Soo HONG, Eon Seok OH
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Publication number: 20220131103Abstract: A display device includes: a substrate including an opening area, a peripheral area surrounding the opening area, and a display area surrounding the peripheral area; a transistor overlapping the display area and disposed on the substrate; a first electrode electrically connected to the transistor; an intermediate layer and a second electrode disposed on the first electrode and extending to the peripheral area; and a metal layer overlapping the intermediate layer and the second electrode in the peripheral area, wherein an end of the first metal layer and an end of the second electrode are aligned, and an end of the intermediate layer is protruded more than the end of the first metal layer.Type: ApplicationFiled: March 28, 2021Publication date: April 28, 2022Inventors: Tae Hyun SUNG, Sang Yeol KIM, Woo Sik JEON, Jung Min CHOI, Eon Seok OH
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Publication number: 20210399075Abstract: An organic light emitting display device includes a substrate including a sub-pixel region and a transparent region, a first semiconductor element in the sub-pixel region on the substrate, a second semiconductor element overlapping at least a portion of the sub-pixel region on the substrate, and is spaced apart from the first semiconductor element, a first lower electrode disposed in the sub-pixel region on the first semiconductor element and electrically connected to the first semiconductor element, a second lower electrode disposed in the transparent region on the substrate and electrically connected to the second semiconductor element, a first light emitting layer on the first lower electrode, a second light emitting layer on the second lower electrode, and an upper electrode on the first and second light emitting layers where second lower electrode has a thickness that is less than a thickness of the first lower electrode, and transmits a light.Type: ApplicationFiled: September 2, 2021Publication date: December 23, 2021Inventors: Woo-Sik JEON, Dong-Gyu KIM, Sung-Chul KIM, Ok-Keun SONG, Sung-Soo LEE
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Patent number: 10573836Abstract: An organic light-emitting device having a resonance structure includes a substrate; a first electrode and a second electrode on the substrate and facing each other; an emission layer between the first electrode and the second electrode; a first hole transport layer between the first electrode and the emission layer; and a second hole transport layer between the first hole transport layer and the emission layer. An electron mobility of the second hole transport layer is 5 times to 100 times greater than an electron mobility of the first hole transport layer, and a thickness of the second hole transport layer corresponds to a resonance distance of a wavelength of emission light of the emission layer.Type: GrantFiled: January 8, 2018Date of Patent: February 25, 2020Assignee: Samsung Display Co., Ltd.Inventors: Jae-Goo Lee, Young-Mo Koo, Min-Woo Lee, Woo-Sik Jeon
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Publication number: 20190355793Abstract: A display device includes a first electrode disposed on a substrate; a pixel defining layer including first through third exposure areas, each exposing at least part of the first electrode; first through third organic light emitting layers disposed in the first through third exposure areas, respectively; a second electrode disposed on the first through third organic light emitting layers; a first capping layer disposed on the second electrode and overlapping upper surfaces of the first through third organic light emitting layers; a second capping member disposed on the first capping layer, does not overlap the upper surface of the first organic light emitting layer, and overlaps only a portion of each of the upper surfaces of the second and third organic light emitting layers; and an encapsulation layer covering the second capping member.Type: ApplicationFiled: April 16, 2019Publication date: November 21, 2019Inventors: Eon Seok Oh, Woo Sik Jeon, Sang Yeol Kim, Han Ggoch Nu Ri Jo
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Publication number: 20180159061Abstract: An organic light-emitting device having a resonance structure includes a substrate; a first electrode and a second electrode on the substrate and facing each other; an emission layer between the first electrode and the second electrode; a first hole transport layer between the first electrode and the emission layer; and a second hole transport layer between the first hole transport layer and the emission layer. An electron mobility of the second hole transport layer is 5 times to 100 times greater than an electron mobility of the first hole transport layer, and a thickness of the second hole transport layer corresponds to a resonance distance of a wavelength of emission light of the emission layer.Type: ApplicationFiled: January 8, 2018Publication date: June 7, 2018Inventors: Jae-Goo Lee, Young-Mo Koo, Min-Woo Lee, Woo-Sik Jeon
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Patent number: 9865833Abstract: An organic light-emitting device having a resonance structure includes a substrate; a first electrode and a second electrode on the substrate and facing each other; an emission layer between the first electrode and the second electrode; a first hole transport layer between the first electrode and the emission layer; and a second hole transport layer between the first hole transport layer and the emission layer. An electron mobility of the second hole transport layer is 5 times to 100 times greater than an electron mobility of the first hole transport layer, and a thickness of the second hole transport layer corresponds to a resonance distance of a wavelength of emission light of the emission layer.Type: GrantFiled: April 9, 2014Date of Patent: January 9, 2018Assignee: Samsung Display Co., Ltd.Inventors: Jae-Goo Lee, Young-Mo Koo, Min-Woo Lee, Woo-Sik Jeon
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Publication number: 20170200778Abstract: An organic light emitting display device includes a substrate including a sub-pixel region and a transparent region, a first semiconductor element in the sub-pixel region on the substrate, a second semiconductor element overlapping at least a portion of the sub-pixel region on the substrate, and is spaced apart from the first semiconductor element, a first lower electrode disposed in the sub-pixel region on the first semiconductor element and electrically connected to the first semiconductor element, a second lower electrode disposed in the transparent region on the substrate and electrically connected to the second semiconductor element, a first light emitting layer on the first lower electrode, a second light emitting layer on the second lower electrode, and an upper electrode on the first and second light emitting layers where second lower electrode has a thickness that is less than a thickness of the first lower electrode, and transmits a light.Type: ApplicationFiled: December 6, 2016Publication date: July 13, 2017Inventors: Woo-Sik JEON, Dong-Gyu KIM, Sung-Chul KIM, Ok-Keun SONG, Sung-Soo LEE
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Patent number: 9478768Abstract: In an aspect, an organic light-emitting display apparatus including: a substrate; at least one color filter formed on the substrate; an overcoat layer covering the at least one color filter; a first passivation layer formed on the overcoat layer; a light scattering layer formed on the first passivation layer; a first electrode formed on the light scattering layer; a second electrode facing the first electrode; and an organic layer located between the first and second electrodes is provided.Type: GrantFiled: February 25, 2013Date of Patent: October 25, 2016Assignee: Samsung Display Co., Ltd.Inventors: Min-Woo Lee, Young-Mo Koo, Jae-Goo Lee, Woo-Sik Jeon
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Patent number: 9444072Abstract: In an aspect, an organic light-emitting display apparatus including: a substrate; at least one color filter formed on the substrate; an overcoat layer covering the at least one color filter; a first passivation layer formed on the overcoat layer; a light scattering layer formed on the first passivation layer; a first electrode formed on the light scattering layer; a second electrode facing the first electrode; and an organic layer located between the first and second electrodes is provided.Type: GrantFiled: February 25, 2013Date of Patent: September 13, 2016Assignee: Samsung Display Co., Ltd.Inventors: Min-Woo Lee, Young-Mo Koo, Jae-Goo Lee, Woo-Sik Jeon
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Patent number: 9385170Abstract: A thin film transistor array panel according to an exemplary embodiment includes: a substrate; a thin film transistor positioned on the substrate; a first electrode connected to the thin film transistor; and a diffractive layer positioned between the substrate and the thin film transistor. The diffractive layer is positioned within a boundary line of semiconductors of the thin film transistor.Type: GrantFiled: October 25, 2013Date of Patent: July 5, 2016Assignee: Samsung Display Co., Ltd.Inventors: Woo-Sik Jeon, Young-Mo Koo, Min-Woo Lee, Jae-Goo Lee
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Publication number: 20160005990Abstract: An organic light-emitting device comprises a first electrode, a second electrode, and an organic light-emitting layer disposed between the first electrode and the second electrode, and comprising at least a host material, a first dopant for emitting light of a first color and a second dopant for emitting light of a second color, which is different from the first color. The organic light-emitting layer is divided into a first region adjacent to the first electrode, a second region adjacent to the second electrode, and a third region between the first region and the second region. Only the second dopant is provided in at least one of the first region and the second region.Type: ApplicationFiled: December 29, 2014Publication date: January 7, 2016Inventors: Sung Soo Lee, Young Mo Koo, Ok Keun Song, Woo Sik Jeon
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Patent number: 9076978Abstract: An organic light emitting diode device includes a first electrode and a second electrode facing each other, a charge-generating layer interposed between the first electrode and the second electrode, a first light emitting unit that emits blue and is interposed between the first electrode and the charge-generating layer, and a second light emitting unit that emits white by combining the blue and is interposed between the second electrode and the charge-generating layer. The first light emitting unit includes a blue emission layer, a first charge transport layer disposed on one side of the blue emission layer and including an alkali metal complex compound and a first charge transport material, and a second charge transport layer disposed on one side of the first charge transport layer and including the alkali metal complex compound and a second charge transport material that has different charge mobility from the first charge transport material.Type: GrantFiled: September 30, 2013Date of Patent: July 7, 2015Assignee: Samsung Display Co., Ltd.Inventors: Min-Woo Lee, Young-Mo Koo, Jae-Goo Lee, Woo-Sik Jeon
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Publication number: 20150115231Abstract: An organic light-emitting device having a resonance structure includes a substrate; a first electrode and a second electrode on the substrate and facing each other; an emission layer between the first electrode and the second electrode; a first hole transport layer between the first electrode and the emission layer; and a second hole transport layer between the first hole transport layer and the emission layer. An electron mobility of the second hole transport layer is 5 times to 100 times greater than an electron mobility of the first hole transport layer, and a thickness of the second hole transport layer corresponds to a resonance distance of a wavelength of emission light of the emission layer.Type: ApplicationFiled: April 9, 2014Publication date: April 30, 2015Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: Jae-Goo Lee, Young-Mo Koo, Min-Woo Lee, Woo-Sik Jeon
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Patent number: 8922114Abstract: A white light-emitting device includes a first electrode; a first barrier rib on the first electrode including a first color conversion material; a second barrier rib on the first electrode spaced apart from the first barrier rib and including a second color conversion material; a third color layer between the first barrier rib and the second barrier rib that emits white light when light emitted from the third color layer is combined with light emitted from first color conversion material and light emitted from the second color conversion material; and a second electrode on the first barrier rib, the second barrier rib, and the third color layer.Type: GrantFiled: March 12, 2013Date of Patent: December 30, 2014Assignee: Samsung Display Co., Ltd.Inventors: Min-Woo Lee, Young-Mo Koo, Jae-Goo Lee, Woo-Sik Jeon
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Publication number: 20140291631Abstract: An organic light emitting diode device includes a first electrode and a second electrode facing each other, a charge-generating layer interposed between the first electrode and the second electrode, a first light emitting unit that emits blue and is interposed between the first electrode and the charge-generating layer, and a second light emitting unit that emits white by combining the blue and is interposed between the second electrode and the charge-generating layer. The first light emitting unit includes a blue emission layer, a first charge transport layer disposed on one side of the blue emission layer and including an alkali metal complex compound and a first charge transport material, and a second charge transport layer disposed on one side of the first charge transport layer and including the alkali metal complex compound and a second charge transport material that has different charge mobility from the first charge transport material.Type: ApplicationFiled: September 30, 2013Publication date: October 2, 2014Inventors: Min-Woo Lee, Young-Mo Koo, Jae-Goo Lee, Woo-Sik Jeon