Patents by Inventor Joo-Han Bae
Joo-Han Bae 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: 11747947Abstract: A touch panel and method of manufacturing the same are disclosed. In one aspect, the touch panel includes a substrate, a first touch electrode line formed over the substrate and including a plurality of first touch electrodes which are electrically connected to each other, and a second touch electrode line formed to cross the first touch electrode line and being electrically insulated therefrom. The second touch electrode line can include a plurality of second touch electrodes which are electrically connected to each other. The touch panel can also include a plurality of connecting wires respectively connected to the first and second touch electrode lines. At least one of the first touch electrode line, the second touch electrode line, and the connecting wires can include at least one photosensitive conductive layer having a metal nanowire.Type: GrantFiled: March 30, 2020Date of Patent: September 5, 2023Assignee: Samsung Display Co., Ltd.Inventors: Joo-Han Bae, Sung Ku Kang, Jin Hwan Kim
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Patent number: 10915205Abstract: A touch panel includes: a substrate having a first region and a second region. A plurality of sensing cells are disposed in the first region and a pad portion is disposed in the second region. An insulating interlayer is disposed on the plurality of sensing cells, a connection pattern is disposed on the insulating interlayer, with the connection pattern being electrically connected to adjacent sensing cells through contact holes. A transparent conductive pattern is disposed in the second region and on the insulating interlayer, with the transparent conductive pattern being electrically connected to the plurality of sensing cells and the pad portion.Type: GrantFiled: January 14, 2018Date of Patent: February 9, 2021Assignee: Samsung Display Co., Ltd.Inventors: Joo-Han Bae, Sung-Ku Kang, Jin-Hwan Kim, Hee-Woong Park, Byeong-Kyu Jeon
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Patent number: 10871866Abstract: A touch sensor is disclosed to include a first mesh touch electrode formed in a first direction and transmitting a first touch signal, a first supplementary mesh touch electrode formed on the same layer as the first mesh touch electrode, an insulating layer covering the first mesh touch electrode and the first supplementary mesh touch electrode and having a contact cutout, a second mesh touch electrode formed in a second direction crossing the first direction and transmitting a second touch signal, and a second supplementary mesh touch electrode formed on the same layer as the second mesh touch electrode. In this touch sensor, the first mesh touch electrode is connected to the second supplementary mesh touch electrode through the contact cutout and the second mesh touch electrode is connected to the first supplementary mesh touch electrode through the contact cutout.Type: GrantFiled: December 19, 2017Date of Patent: December 22, 2020Assignee: Samsung Display Co., Ltd.Inventors: Sung Ku Kang, Joo-Han Bae, Byeong-Jin Lee
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Patent number: 10739901Abstract: A display device includes: a display panel including a first surface on which an image is displayed and a second surface opposing the first surface, and a touch sensor, wherein the touch sensor includes a plurality of driving electrodes, a plurality of sensing electrodes disposed to intersect the plurality of driving electrodes, and a touch controller supplying driving signals to the plurality of driving electrodes, wherein, as the display panel is folded or curved, the touch controller sequentially supplies driving signals to the plurality of driving electrodes or simultaneously supplies the driving signals to at least two driving electrodes among the plurality of driving electrodes.Type: GrantFiled: October 30, 2017Date of Patent: August 11, 2020Assignee: Samsung Display Co., Ltd.Inventors: Joo Han Bae, Chang Min Park, Jin Seok Jang, Jae Won Choi
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Publication number: 20200233510Abstract: A touch panel and method of manufacturing the same are disclosed. In one aspect, the touch panel includes a substrate, a first touch electrode line formed over the substrate and including a plurality of first touch electrodes which are electrically connected to each other, and a second touch electrode line formed to cross the first touch electrode line and being electrically insulated therefrom. The second touch electrode line can include a plurality of second touch electrodes which are electrically connected to each other. The touch panel can also include a plurality of connecting wires respectively connected to the first and second touch electrode lines. At least one of the first touch electrode line, the second touch electrode line, and the connecting wires can include at least one photosensitive conductive layer having a metal nanowire.Type: ApplicationFiled: March 30, 2020Publication date: July 23, 2020Inventors: Joo-Han BAE, Sung Ku KANG, Jin Hwan KIM
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Patent number: 10651263Abstract: A display device includes: a first substrate; a display area with a plurality of pixels on the first substrate; a pad portion adjacent to a first side of the display area and including a plurality of connecting pads positioned on the first substrate; a first common power wire positioned between the display area and the pad portion and connected to a first connecting pad as at least one of the plurality of connecting pads to receive a power voltage; a second common power wire positioned adjacent to a second side of the display area facing the first side; an encapsulation layer positioned on the display area to protect the plurality of pixels; and a first path wire including one end connected to a second connecting pad of the plurality of connecting pads and the other end connected to the second common power wire and positioned on the encapsulation layer.Type: GrantFiled: August 17, 2017Date of Patent: May 12, 2020Assignee: Samsung Display Co., Ltd.Inventors: Joo-Han Bae, Jung Ho Park, Jeong Kug Lee, Jae Won Choi
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Patent number: 10254902Abstract: A touch sensor device includes first touch electrodes and second touch electrodes disposed on a substrate, and a polymer layer including a polymer material disposed on the first and second touch electrodes and on a substantially entire area of the substrate, in which the polymer layer includes conductive and non-conductive regions.Type: GrantFiled: September 3, 2015Date of Patent: April 9, 2019Assignee: Samsung Display Co., Ltd.Inventors: Byeong-Jin Lee, Sung Ku Kang, Jung-Yun Kim, Joo-Han Bae, Dong Eun Lee, In Nam Lee
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Patent number: 10180749Abstract: A touch screen panel includes: a substrate; electrode patterns disposed on the substrate; insulation patterns disposed partially covering the electrode patterns, the insulation patterns defining openings, wherein at least a part of top surfaces of the electrode patterns are exposed through the openings; connecting conductive patterns disposed on the insulation patterns, the connecting conductive patterns filling at least a part of the openings and being electrically connected to the electrode patterns; and wirings disposed on at least a portion of the connecting conductive patterns.Type: GrantFiled: March 22, 2016Date of Patent: January 15, 2019Assignee: Samsung Display Co., Ltd.Inventors: In-Nam Lee, Sung-Ku Kang, Joo-Han Bae, Dong-Eun Lee, Byeong-Jin Lee, Choon-Hyop Lee
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Patent number: 10146263Abstract: Provided is a display device including: a display panel configured to generate an image; a touch screen panel formed on the display panel; and a window formed on the touch screen panel and extending over a side edge of the touch screen panel to facilitate a covering and sealing of the touch screen panel. According to the present invention, by providing a display device having a laminated structure in which the edge of the touch screen panel is sealed so as to prevent moisture from permeating from the outside, occurrence of product defects may be prevented.Type: GrantFiled: February 24, 2016Date of Patent: December 4, 2018Assignee: Samsung Display Co., Ltd.Inventors: Jin Hwan Kim, Joo-Han Bae, Byeong-Jin Lee
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Publication number: 20180136759Abstract: A touch panel includes: a substrate having a first region and a second region. A plurality of sensing cells are disposed in the first region and a pad portion is disposed in the second region. An insulating interlayer is disposed on the plurality of sensing cells, a connection pattern is disposed on the insulating interlayer, with the connection pattern being electrically connected to adjacent sensing cells through contact holes. A transparent conductive pattern is disposed in the second region and on the insulating interlayer, with the transparent conductive pattern being electrically connected to the plurality of sensing cells and the pad portion.Type: ApplicationFiled: January 14, 2018Publication date: May 17, 2018Inventors: Joo-Han BAE, Sung-Ku KANG, Jin-Hwan KIM, Hee-Woong PARK, Byeong-Kyu JEON
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Publication number: 20180129341Abstract: A display device includes: a display panel including a first surface on which an image is displayed and a second surface opposing the first surface, and a touch sensor, wherein the touch sensor includes a plurality of driving electrodes, a plurality of sensing electrodes disposed to intersect the plurality of driving electrodes, and a touch controller supplying driving signals to the plurality of driving electrodes, wherein, as the display panel is folded or curved, the touch controller sequentially supplies driving signals to the plurality of driving electrodes or simultaneously supplies the driving signals to at least two driving electrodes among the plurality of driving electrodes.Type: ApplicationFiled: October 30, 2017Publication date: May 10, 2018Inventors: Joo Han Bae, Chang Min Park, Jin Seok Jang, Jae Won Choi
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Publication number: 20180113535Abstract: A touch sensor is disclosed to include a first mesh touch electrode formed in a first direction and transmitting a first touch signal, a first supplementary mesh touch electrode formed on the same layer as the first mesh touch electrode, an insulating layer covering the first mesh touch electrode and the first supplementary mesh touch electrode and having a contact cutout, a second mesh touch electrode formed in a second direction crossing the first direction and transmitting a second touch signal, and a second supplementary mesh touch electrode formed on the same layer as the second mesh touch electrode. In this touch sensor, the first mesh touch electrode is connected to the second supplementary mesh touch electrode through the contact cutout and the second mesh touch electrode is connected to the first supplementary mesh touch electrode through the contact cutout.Type: ApplicationFiled: December 19, 2017Publication date: April 26, 2018Inventors: Sung Ku KANG, Joo-Han Bae, Byeong-Jin Lee
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Publication number: 20180083088Abstract: A display device includes: a first substrate; a display area with a plurality of pixels on the first substrate; a pad portion adjacent to a first side of the display area and including a plurality of connecting pads positioned on the first substrate; a first common power wire positioned between the display area and the pad portion and connected to a first connecting pad as at least one of the plurality of connecting pads to receive a power voltage; a second common power wire positioned adjacent to a second side of the display area facing the first side; an encapsulation layer positioned on the display area to protect the plurality of pixels; and a first path wire including one end connected to a second connecting pad of the plurality of connecting pads and the other end connected to the second common power wire and positioned on the encapsulation layer.Type: ApplicationFiled: August 17, 2017Publication date: March 22, 2018Inventors: Joo-Han BAE, Jung Ho PARK, Jeong Kug LEE, Jae Won CHOI
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Patent number: 9891735Abstract: A display device includes: a substrate; a pixel driving circuit disposed in a first region on the substrate; an encapsulation layer disposed on the pixel driving circuit; a touch sensing layer formed on the encapsulation layer and including a touch sensing sensor; and a touch-driving layer including a touch driving circuit disposed in a second region on the substrate, integrally formed with the pixel driving circuit, and electrically connected to the touch sensing sensor to apply a signal thereto.Type: GrantFiled: June 17, 2015Date of Patent: February 13, 2018Assignee: Samsung Display Co., Ltd.Inventors: Joo-Han Bae, Jin Hwan Kim, Yun Ha Kim, Se Jeong Won
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Patent number: 9880683Abstract: A touch panel, including a phase retardation film; a wire grid polarizer on the phase retardation film; and a touch sensor unit on the phase retardation film, the touch sensor unit being adjacent to the wire grid polarizer.Type: GrantFiled: July 16, 2015Date of Patent: January 30, 2018Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Joo-Han Bae, Jin Hwan Kim
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Patent number: 9880681Abstract: A touch sensor is disclosed to include a first mesh touch electrode formed in a first direction and transmitting a first touch signal, a first supplementary mesh touch electrode formed on the same layer as the first mesh touch electrode, an insulating layer covering the first mesh touch electrode and the first supplementary mesh touch electrode and having a contact cutout, a second mesh touch electrode formed in a second direction crossing the first direction and transmitting a second touch signal, and a second supplementary mesh touch electrode formed on the same layer as the second mesh touch electrode. In this touch sensor, the first mesh touch electrode is connected to the second supplementary mesh touch electrode through the contact cutout and the second mesh touch electrode is connected to the first supplementary mesh touch electrode through the contact cutout.Type: GrantFiled: March 30, 2015Date of Patent: January 30, 2018Assignee: Samsung Display Co., Ltd.Inventors: Sung Ku Kang, Joo-Han Bae, Byeong-Jin Lee
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Patent number: 9874982Abstract: An exemplary embodiment of the present invention discloses a method of manufacturing a touch panel, the method including, forming a plurality of sensing cells in a first region of a substrate, forming an insulating interlayer on the plurality of sensing cells, removing at least a portion of the insulating interlayer to form contact holes exposing the plurality of sensing cells, and forming a connection pattern and a transparent conductive pattern on the insulating interlayer simultaneously, wherein the connection pattern is electrically connected to adjacent sensing cells, and the transparent conductive pattern is disposed in a second region of the substrate outside of the first region.Type: GrantFiled: September 30, 2014Date of Patent: January 23, 2018Assignee: Samsung Display Co., Ltd.Inventors: Joo-Han Bae, Sung-Ku Kang, Jin-Hwan Kim, Hee-Woong Park, Byeong-Kyu Jeon
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Patent number: 9857929Abstract: A touch panel and method for manufacturing the same are disclosed. In one aspect, the touch panel includes a substrate including a touch area, a photosensitive lower layer formed over the substrate and a plurality of touch electrodes and a plurality of connecting lines formed over the photosensitive lower layer positioned in the touch area of the substrate. The touch panel also includes a pad formed over the photosensitive lower layer positioned outside the touch area of the substrate and connected to one end of the connecting line and a photosensitive upper layer positioned over the touch electrodes and the connecting lines.Type: GrantFiled: October 27, 2015Date of Patent: January 2, 2018Assignee: Samsung Display Co., Ltd.Inventors: Joo-Han Bae, Sung Ku Kang, Yun Ha Kim
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Patent number: 9817529Abstract: Provided is a flexible touch panel, including: a flexible substrate; and a touch sensor unit positioned on the flexible substrate and including a transparent conductive oxide pattern and a transparent conductive polymer pattern which are stacked while being connected to each other.Type: GrantFiled: June 9, 2015Date of Patent: November 14, 2017Assignee: Samsung Display Co., Ltd.Inventors: Joo-Han Bae, Jin Hwan Kim
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Patent number: 9798426Abstract: A touch panel including: a substrate; first conductive patterns separately disposed on the substrate with a preset distance therebetween; second conductive patterns formed thereon to separately intersect the first conductive patterns with a preset distance therebetween; a second connecting member configured to connect adjacent second conductive patterns to each other; an insulating pattern configured to cover a preselected region of the second connecting member; and a first connecting member disposed on the insulating pattern to connect adjacent first conductive patterns to each other. The first conductive patterns and the second conductive pattern portion are flexible.Type: GrantFiled: August 13, 2014Date of Patent: October 24, 2017Assignee: Samsung Display Co., Ltd.Inventors: Jin Hwan Kim, Hee Woong Park, Joo-Han Bae, Byeong Kyu Jeon