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).
-
Patent number: 9778808Abstract: A touch panel and a method for manufacturing the same, where the touch panel includes: a substrate; a first sensing electrode pattern disposed on the insulation substrate, including a plurality of first sensing electrodes, a first connection to connect the plurality of first sensing electrodes in a first direction, and a plurality of floating electrodes; and a second sensing electrode pattern including a plurality of second sensing electrodes insulated from the plurality of floating electrodes and overlapping the plurality of floating electrodes and a second connection to connect the plurality of second sensing electrodes in a second direction perpendicular to the first direction. The first sensing electrode pattern includes nanowire. The second sensing electrode pattern includes a transparent conductive material.Type: GrantFiled: October 15, 2014Date of Patent: October 3, 2017Assignee: Samsung Display Co., Ltd.Inventors: Joo-Han Bae, Jin Hwan Kim, Hee Woong Park, Byeong Kyu Jeon
-
Patent number: 9726924Abstract: An exemplary embodiment discloses a display device including: a substrate including at least one of pixels; a thin film transistor disposed on the substrate; a common electrode disposed on the thin film transistor; a pixel electrode disposed on the common electrode overlapping the common electrode; an insulating layer interposed between the common electrode and the pixel electrode; at least one roof layer disposed spaced apart from the common electrode and the pixel electrode to form a microcavity therebetween, the microcavity including an injection hole; a liquid crystal layer disposed in the microcavity; at least two adjacent first touch sensing electrode disposed on the at least one roof layer; an auxiliary electrode disposed between the two adjacent first touch sensing electrodes; an overcoat disposed to cover the first touch sensing electrodes and the injection hole, the overcoat sealing the microcavity; and a second touch sensing electrode disposed on the overcoat.Type: GrantFiled: October 13, 2015Date of Patent: August 8, 2017Assignee: Samsung Display Co., Ltd.Inventors: Jin Hwan Kim, Joo-Han Bae
-
Publication number: 20170115800Abstract: 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: ApplicationFiled: March 22, 2016Publication date: April 27, 2017Inventors: In-Nam LEE, Sung-Ku KANG, Joo-Han BAE, Dong-Eun LEE, Byeong-Jin LEE, Choon-Hyop LEE
-
Patent number: 9632306Abstract: The present inventive concept relates to an electrowetting display device including a lyophobic colloid material and a polymer resin such as an organic layer or a polyimide (PI), and a lyophobic layer including a supporting layer supporting the lyophobic colloid material and using a photoreactive fluorine-based surfactant for a fluorine-based material to be positioned above and for a hardened photoreactive material layer to be positioned below through exposure in a single step without separately performing a hydrophilic treatment and then a water-repellent treatment, thereby reducing the number of processes, the manufacturing time, and the cost.Type: GrantFiled: March 16, 2015Date of Patent: April 25, 2017Assignee: Amazon Technologies, Inc.Inventors: Bo Ram Lee, Dae Jin Park, Joo-Han Bae, Seung-Jin Baek, Da Hye Yoon, Hyeon Gu Cho, Taimei Kodaira
-
Patent number: 9557865Abstract: A touch location sensing panel including horizontal location sensing electrodes and vertical location sensing electrodes, which are arranged in two dimensions on one surface of a base layer and are electrically isolated from each other. A conductive layer is formed within the electrode and on at least a part of the electrode. The electrodes are connected to separate channels of a circuit sensing a touch of a user, respectively, and the conductive layer and the sensing electrodes have a difference in color, so that an image is expressed in an entire region of the sensing panel.Type: GrantFiled: July 16, 2014Date of Patent: January 31, 2017Assignee: Samsung Display Co., Ltd.Inventors: Hee Woong Park, Sung Ku Kang, Jin Hwan Kim, Joo-Han Bae, Byeong Kyu Jeon
-
Patent number: 9552120Abstract: A touch screen panel includes a sensing electrode area, a pad area, and a peripheral wiring area. The sensing electrode area includes first sensing electrodes and second sensing electrodes on a touch substrate and spaced from each other. The peripheral wiring area connects the sensing electrode area to the pad area. Each of the first sensing electrodes includes a first sensing metal layer on the touch substrate, a sensing insulation layer on the first sensing metal layer, and a second sensing metal layer on the sensing insulation layer and having a mesh structure. The second sensing metal layer is thicker than the first sensing metal layer.Type: GrantFiled: March 19, 2015Date of Patent: January 24, 2017Assignee: Samsung Display Co., Ltd.Inventors: Joo-Han Bae, Jinhwan Kim, Yunha Kim, Sejeong Won
-
Patent number: 9519392Abstract: A method for fabricating a touch screen panel includes forming a metal layer on a substrate, and patterning the metal layer to form a metal pattern including a pad metal layer, a wiring metal layer, a connection metal layer, and a sensing metal layer including metal lines having a mesh shape. The method also includes forming a first transparent conductive layer on the substrate, forming an insulation layer on the first transparent conductive layer, patterning the insulation layer to form a wiring insulation layer, a connection insulation layer, and a sensing insulation layer, patterning the first transparent conductive layer to form a peripheral wiring, a connector, and a sensing electrode; forming a second transparent conductive layer on the substrate including the peripheral wiring, the connector, and the sensing electrode; and patterning the second transparent conductive layer to form a pad area and a bridge.Type: GrantFiled: April 13, 2015Date of Patent: December 13, 2016Assignee: Samsung Display Co., Ltd.Inventors: Joo-Han Bae, Jinhwan Kim
-
Patent number: 9477358Abstract: A touch screen panel includes a touch substrate, first sensing electrodes, second sensing electrodes, and outer lines. The touch substrate includes a touch active area and a touch non-active area. The first and second sensing electrodes are disposed in the touch active area and insulated from each other while crossing each other. Each first sensing electrode includes a first sensing metal layer and a first transparent sensing electrode layer. Each second sensing electrode includes a second sensing metal layer and a second transparent sensing electrode layer. Each outer line includes a first outer metal layer, a transparent outer electrode layer, and a second outer metal layer.Type: GrantFiled: April 16, 2014Date of Patent: October 25, 2016Assignee: Samsung Display Co., Ltd.Inventors: Byeong-Jin Lee, Joo-Han Bae, Byeongkyu Jeon, Sungku Kang, Jinhwan Kim, Heewoong Park, Jee-Hun Lim
-
Publication number: 20160252991Abstract: 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: ApplicationFiled: February 24, 2016Publication date: September 1, 2016Inventors: Jin Hwan KIM, Joo-Han BAE, Byeong-Jin LEE
-
Publication number: 20160246415Abstract: 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: September 23, 2015Publication date: August 25, 2016Inventors: Joo-Han BAE, Sung Ku Kang, Jin Hwan Kim
-
Publication number: 20160224153Abstract: 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: ApplicationFiled: October 27, 2015Publication date: August 4, 2016Inventors: Joo-Han Bae, Sung Ku Kang, Yun Ha Kim
-
Publication number: 20160216827Abstract: 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: ApplicationFiled: September 3, 2015Publication date: July 28, 2016Inventors: Byeong-Jin LEE, Sung Ku KANG, Jung-Yun KIM, Joo-Han BAE, Dong Eun LEE, In Nam LEE
-
Publication number: 20160209688Abstract: An exemplary embodiment discloses a display device including: a substrate including at least one of pixels; a thin film transistor disposed on the substrate; a common electrode disposed on the thin film transistor; a pixel electrode disposed on the common electrode overlapping the common electrode; an insulating layer interposed between the common electrode and the pixel electrode; at least one roof layer disposed spaced apart from the common electrode and the pixel electrode to form a microcavity therebetween, the microcavity including an injection hole; a liquid crystal layer disposed in the microcavity; at least two adjacent first touch sensing electrode disposed on the at least one roof layer; an auxiliary electrode disposed between the two adjacent first touch sensing electrodes; an overcoat disposed to cover the first touch sensing electrodes and the injection hole, the overcoat sealing the microcavity; and a second touch sensing electrode disposed on the overcoat.Type: ApplicationFiled: October 13, 2015Publication date: July 21, 2016Inventors: Jin Hwan KIM, Joo-Han Bae
-
Publication number: 20160202791Abstract: 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: ApplicationFiled: July 16, 2015Publication date: July 14, 2016Inventors: Joo-Han BAE, Jin Hwan KIM
-
Publication number: 20160202827Abstract: 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: ApplicationFiled: June 9, 2015Publication date: July 14, 2016Inventors: Joo-Han Bae, Jin Hwan Kim
-
Publication number: 20160154499Abstract: 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: ApplicationFiled: June 17, 2015Publication date: June 2, 2016Inventors: Joo-Han BAE, Jin Hwan KIM, Yun Ha KIM, Se Jeong WON
-
Publication number: 20160103517Abstract: 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: March 30, 2015Publication date: April 14, 2016Inventors: Sung Ku KANG, Joo-Han BAE, Byeong-Jin LEE
-
Patent number: 9291841Abstract: A display device is provided. The display device includes a substrate including a pixel region, a thin film transistor formed on the substrate, a light blocking member formed at a boundary of the pixel region, and a pixel electrode formed in the pixel region, the pixel electrode connected to the thin film transistor. The display device also includes a common electrode formed on the light blocking member, the common electrode spaced apart from the pixel electrode with a microcavity interposed between the common electrode and the pixel electrode, and a roof layer comprising a color filter formed on the common electrode. The display device further includes an opening formed in the common electrode and the roof layer to expose a portion of the microcavity, a liquid crystal filling the microcavity, and an overcoat formed on the roof layer to cover the opening and seal the microcavity for each pixel region.Type: GrantFiled: September 13, 2013Date of Patent: March 22, 2016Assignee: Samsung Display Co., Ltd.Inventors: Joo-Han Bae, Dong Hyun Yu, Hyung-Il Jeon
-
Patent number: 9285621Abstract: A method to manufacture a display device, includes: forming, on a substrate of the display device, a sacrificial layer including a material, the material including at least one of amorphous carbon, a metal, and an inorganic material; forming a layer covering the sacrificial layer; forming an injection hole exposing the sacrificial layer; removing, via the injection hole, the sacrificial layer to form a microcavity; and disposing liquid crystal in the microcavity.Type: GrantFiled: June 3, 2013Date of Patent: March 15, 2016Assignee: Samsung Display Co., Ltd.Inventors: Dong Hyun Yu, Hyung-Il Jeon, Gwan Ha Kim, Joo-Han Bae
-
Publication number: 20160041644Abstract: A touch screen panel includes a sensing electrode area, a pad area, and a peripheral wiring area. The sensing electrode area includes first sensing electrodes and second sensing electrodes on a touch substrate and spaced from each other. The peripheral wiring area connects the sensing electrode area to the pad area. Each of the first sensing electrodes includes a first sensing metal layer on the touch substrate, a sensing insulation layer on the first sensing metal layer, and a second sensing metal layer on the sensing insulation layer and having a mesh structure. The second sensing metal layer is thicker than the first sensing metal layer.Type: ApplicationFiled: March 19, 2015Publication date: February 11, 2016Inventors: Joo-Han BAE, Jinhwan KIM, Yunha KIM, Sejeong WON