Patents by Inventor Jang-Bog Ju
Jang-Bog Ju 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: 11882728Abstract: A display device includes: first and second display panels adjacent to each other along one direction, wherein: each of the first and second display panels includes a substrate, and a display portion on the substrate and includes a plurality of pixels including a pixel circuit layer on the substrate, at least one transistor, a display element layer on the pixel circuit layer, and at least one light emitting element emitting light; the substrate of the first display panel and the substrate of the second display panel are engaged with each other in a plan view and a cross-sectional view; the display portion of the first display panel and the display portion of the second display panel are engaged with each other in a plan view and a cross-sectional view; and a boundary between the display portion of the first display panel and the display portion of the second display panel.Type: GrantFiled: August 2, 2021Date of Patent: January 23, 2024Assignee: Samsung Display Co., Ltd.Inventors: Won Tae Kim, Chang Hyeok Choi, Yong Sik Hwang, Jang Bog Ju
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Patent number: 11856803Abstract: A display apparatus includes: a substrate; a pixel circuit layer on the substrate and including a thin-film transistor; a display element layer on the pixel circuit layer and including a display element electrically connected to the thin-film transistor; a color filter layer on the display element layer and including a color filter overlapping the display element and a black matrix having a first side contacting the color filter and a second side extending in an edge direction of the substrate; and a blocking layer between the black matrix and the substrate, wherein a tip end of the blocking layer has no step difference with an end of the black matrix.Type: GrantFiled: July 1, 2021Date of Patent: December 26, 2023Assignee: Samsung Display Co., Ltd.Inventors: Tae Woo Lim, Bon-Yong Koo, Hyungjune Kim, Eunje Jang, Jang-Bog Ju
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Patent number: 11837589Abstract: A tiled display device including a first display device; a second display device located at one side of the first display device in a first direction; a first chassis disposed under the first display device to support the first display device; and a second chassis disposed under the second display device to support the second display device. An end portion of the first chassis and an end portion of the second chassis are directly connected to each other, and an end portion of the first display device and an end portion of the second display device come into direct contact with each other.Type: GrantFiled: August 25, 2021Date of Patent: December 5, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Tae Woo Lim, Hyung June Kim, Eun Je Jang, Jang Bog Ju
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Publication number: 20230282682Abstract: A display device including: an insulating reflective layer on a substrate; and a light emitting element on the insulating reflective layer, wherein the insulating reflective layer includes a first layer and a second layer on the first layer, the first layer includes a first area of a shared layer that is at least a portion of the insulating reflective layer, the second layer includes a second area of the shared layer, the first layer includes a first distributed Bragg reflector configured to reflect light in a first wavelength band, and the second layer includes a second distributed Bragg reflector configured to reflect light in a second wavelength band.Type: ApplicationFiled: March 1, 2023Publication date: September 7, 2023Inventors: Hyung June KIM, Se Hyung CHO, Jang Bog JU
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Publication number: 20230155083Abstract: A display device including: a first electrode on a substrate, a second electrode spaced from the first electrode in a second direction, an optical layer on the first electrode and the second electrode, the optical layer including a first layer and a second layer, the second layer including a different material and having a different thickness from the first layer, and a plurality of light emitting elements on the optical layer, the first electrode, and the second electrode, wherein the optical layer includes a plurality of pair layers, each of the plurality of pair layers including the first layer and the second layer, and the first layer and the second layer are alternately stacked.Type: ApplicationFiled: November 8, 2022Publication date: May 18, 2023Inventors: Hyung June KIM, Ji Hyun MIN, Sang Ho PARK, Se Hyung CHO, Jang Bog JU
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Publication number: 20230044290Abstract: A display device including a display area and a non-display area, an inorganic insulating layer disposed on a substrate, the inorganic insulating layer disposed in the display area and the non-display area, pixels disposed on the substrate and overlapping the inorganic insulating layer in a plan view, the pixels disposed in the display area, and an organic insulating layer disposed on the substrate and overlapping the inorganic insulating layer and the pixels in a plan view, the organic insulating layer disposed at least in the display area. The non-display area includes an organic layer-free area including at least one of a corner and an outer edge area of the display device. The organic insulating layer is disposed on a portion of the substrate so as to be disposed in an area except for the organic layer-free area.Type: ApplicationFiled: August 3, 2022Publication date: February 9, 2023Applicant: Samsung Display Co., LTD.Inventors: Hyung June KIM, Sang Seop KUM, Won Tae KIM, Seung Kyu LEE, Eun Je JANG, Jang Bog JU
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Publication number: 20220139892Abstract: A tiled display device including a first display device; a second display device located at one side of the first display device in a first direction; a first chassis disposed under the first display device to support the first display device; and a second chassis disposed under the second display device to support the second display device. An end portion of the first chassis and an end portion of the second chassis are directly connected to each other, and an end portion of the first display device and an end portion of the second display device come into direct contact with each other.Type: ApplicationFiled: August 25, 2021Publication date: May 5, 2022Inventors: Tae Woo Lim, Hyung June Kim, Eun Je Jang, Jang Bog Ju
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Publication number: 20220093712Abstract: A display device includes: first and second display panels adjacent to each other along one direction, wherein: each of the first and second display panels includes a substrate, and a display portion on the substrate and includes a plurality of pixels including a pixel circuit layer on the substrate, at least one transistor, a display element layer on the pixel circuit layer, and at least one light emitting element emitting light; the substrate of the first display panel and the substrate of the second display panel are engaged with each other in a plan view and a cross-sectional view; the display portion of the first display panel and the display portion of the second display panel are engaged with each other in a plan view and a cross-sectional view; and a boundary between the display portion of the first display panel and the display portion of the second display panel.Type: ApplicationFiled: August 2, 2021Publication date: March 24, 2022Inventors: Won Tae KIM, Chang Hyeok CHOI, Yong Sik HWANG, Jang Bog JU
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Publication number: 20220085113Abstract: A display apparatus includes: a substrate; a pixel circuit layer on the substrate and including a thin-film transistor; a display element layer on the pixel circuit layer and including a display element electrically connected to the thin-film transistor; a color filter layer on the display element layer and including a color filter overlapping the display element and a black matrix having a first side contacting the color filter and a second side extending in an edge direction of the substrate; and a blocking layer between the black matrix and the substrate, wherein a tip end of the blocking layer has no step difference with an end of the black matrix.Type: ApplicationFiled: July 1, 2021Publication date: March 17, 2022Inventors: TAE WOO LIM, BON-YONG KOO, HYUNGJUNE KIM, EUNJE JANG, JANG-BOG JU
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Publication number: 20220085098Abstract: A tiled display device includes a plurality of display devices adjacent to each other, each of the display devices including a plurality of first pixels and a plurality of second pixels, and a boundary area in which at least one side of each of the display devices is adjacent to a side of another display device and a main area other than the boundary area, wherein the first pixels are in the main area, the second pixels are in the boundary area, each of the first pixels and the second pixels includes a plurality of sub pixels, and each of the sub pixels of the second pixels includes a plurality of partial pixels.Type: ApplicationFiled: August 17, 2021Publication date: March 17, 2022Inventors: Hoon KIM, Eun Je JANG, Jang Bog JU, Chang Hyeok CHOI, Yong Sik HWANG
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Publication number: 20220069168Abstract: A display device includes: a substrate, a partition wall on the substrate and defining an opening, a first bank on the substrate and integrally formed with the partition wall, a first electrode on the partition wall and the first bank, and a light emitting element located in the opening and electrically connected to the first electrode.Type: ApplicationFiled: June 14, 2021Publication date: March 3, 2022Inventors: Hoon KIM, Myeong Su SO, Eun Je JANG, Jang Bog JU, Joon Hoo CHOI
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Publication number: 20220037414Abstract: A color conversion panel includes a base substrate, a low refractive index layer under the base substrate, a plurality of light blocking members spaced apart from each other in the low refractive index layer and extending in a first direction normal to a surface of the base substrate, a high refractive index layer under the low refractive index layer and including at least one convex portion that protrudes toward the base substrate, a color filter layer under the high refractive index layer, and a color conversion layer under the color filter layer and to convert an incident light into a transmitted light that has a second color different from a first color of the incident light.Type: ApplicationFiled: June 23, 2021Publication date: February 3, 2022Inventors: HOON KIM, DONGHWAN KIM, JANG-BOG JU
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Patent number: 11169408Abstract: A display device panel includes a display area including pixels and a non-display area. Each pixel is connected to one of gate lines and one of data lines. The non-display area includes data pad sections. The non-display area further includes a depiction of a first information code and a depiction of a second information code. The depiction of the first information code is disposed between first two adjacent data pad sections and is apart from an outline of the non-display area by a first distance. The depiction of the second information code is disposed between second two adjacent data pad sections and is apart from the outline of the non-display area by a second distance different from the first distance.Type: GrantFiled: August 26, 2019Date of Patent: November 9, 2021Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Kang Young Lee, Sang Hyun Kang, Dae Hyun Kim, Seung Hwan Kim, Joo Yeol Lee, Jang Bog Ju
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Patent number: 11099419Abstract: The present disclosure relates to a display device that includes: a first conductor provided on a substrate; a first insulating layer provided on the first conductor; a second conductor provided on the first insulating layer; a second insulating layer provided on the second conductor; and a third conductor provided on the second insulating layer, wherein, the first conductor has a first edge and a second edge extending in different directions, the second conductor includes a first extension and a second extension extending in different directions, the first insulating layer and the second insulating layer collectively include a first opening provided on the first conductor and the second conductor, the third conductor is electrically connected to the first conductor and the second conductor through the first opening, the first extension extends parallel to the first edge, and the second extension extends parallel to and overlaps with the second edge.Type: GrantFiled: May 5, 2020Date of Patent: August 24, 2021Inventors: Eon-Young Kim, Jae Hong Kim, Nam-Wook Lee, Jang-Bog Ju
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Publication number: 20210026191Abstract: The present disclosure relates to a display device that includes: a first conductor provided on a substrate; a first insulating layer provided on the first conductor; a second conductor provided on the first insulating layer; a second insulating layer provided on the second conductor; and a third conductor provided on the second insulating layer, wherein, the first conductor has a first edge and a second edge extending in different directions, the second conductor includes a first extension and a second extension extending in different directions, the first insulating layer and the second insulating layer collectively include a first opening provided on the first conductor and the second conductor, the third conductor is electrically connected to the first conductor and the second conductor through the first opening, the first extension extends parallel to the first edge, and the second extension extends parallel to and overlaps with the second edge.Type: ApplicationFiled: May 5, 2020Publication date: January 28, 2021Inventors: Eon-Young KIM, Jae Hong KIM, Nam-Wook LEE, Jang-Bog JU
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Patent number: 10690979Abstract: A display panel includes a first base substrate, a gate line and a data line, a thin film transistor disposed on the first base substrate, and electrically connected to the gate line and the data line, a first electrode electrically connected to the thin film transistor, a third electrode spaced apart from the first electrode in a plan view, a second electrode facing the first electrode and the third electrode, and entirely overlapping the data line in a first direction, and a liquid crystal layer disposed between the first and third electrodes and the second electrode.Type: GrantFiled: September 28, 2016Date of Patent: June 23, 2020Assignee: Samsung Display Co., Ltd.Inventors: Wan-Soon Im, Young Goo Song, Yeo Geon Yoon, Jang-Bog Ju
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Publication number: 20190384102Abstract: A display device panel includes a display area including pixels and a non-display area. Each pixel is connected to one of gate lines and one of data lines. The non-display area includes data pad sections. The non-display area further includes a depiction of a first information code and a depiction of a second information code. The depiction of the first information code is disposed between first two adjacent data pad sections and is apart from an outline of the non-display area by a first distance. The depiction of the second information code is disposed between second two adjacent data pad sections and is apart from the outline of the non-display area by a second distance different from the first distance.Type: ApplicationFiled: August 26, 2019Publication date: December 19, 2019Inventors: Kang Young Lee, Sang Hyun Kang, Dae Hyun Kim, Seung Hwan Kim, Joo Yeol Lee, Jang Bog Ju
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Patent number: 10423027Abstract: A display device panel includes a display area including pixels and a non-display area. Each pixel is connected to one of gate lines and one of data lines. The non-display area includes data pad sections. The non-display area further includes a depiction of a first information code and a depiction of a second information code. The depiction of the first information code is disposed between first two adjacent data pad sections and is apart from an outline of the non-display area by a first distance. The depiction of the second information code is disposed between second two adjacent data pad sections and is apart from the outline of the non-display area by a second distance different from the first distance.Type: GrantFiled: June 15, 2016Date of Patent: September 24, 2019Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Kang Young Lee, Sang Hyun Kang, Dae Hyun Kim, Seung Hwan Kim, Joo Yeol Lee, Jang Bog Ju
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Patent number: 10082695Abstract: A display device includes a first substrate and a second substrate, which face each other, and each of which includes a display area and a non-display area disposed outside the display area, a first light-blocking layer disposed in the non-display area, and a dummy color layer, in which a boundary dividing the display area and the non-display area is defined, and which is disposed in the non-display area of the first substrate to be adjacent to the boundary, where the dummy color layer includes a section in which a distribution density of the dummy color layer is decreased from the boundary to the outside of the non-display area.Type: GrantFiled: June 15, 2016Date of Patent: September 25, 2018Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyun Woong Baek, Wan Soon Im, Jang Bog Ju, Seung Hwan Kim, Hyo Seop Kim, Seung Ho Lee, So Mi Jung, Kang Wook Heo
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Patent number: 10074674Abstract: A display device includes: a first substrate; a second substrate facing the first substrate; a first electrode disposed on a first surface of the first substrate, the first surface facing the second substrate; a second electrode and a third electrode disposed along an edge of a second surface of the second substrate, the second surface facing the first surface of the first substrate; and a short electrode disposed between the first electrode and the second electrode and between the first electrode and the third electrode, the short electrode electrically connecting the first electrode, the second electrode, and the third electrode, wherein the second electrode and the third electrode are physically separated.Type: GrantFiled: October 16, 2017Date of Patent: September 11, 2018Assignee: Samsung Display Co., Ltd.Inventors: Yong Chan Jeon, Pil Gyu Kang, Hyun-Woong Baek, Hyung Joo Jeon, Sol Ip Jeong, Jang-Bog Ju