Patents by Inventor Zail Lhee
Zail Lhee 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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Publication number: 20200258963Abstract: A display device includes a base layer on which a display area and a non-display area are defined, a circuit layer including a first power electrode and driving circuits, which are disposed in the non-display area, a first planarization layer in which a first opening through which the first power electrode is exposed is defined and which covers the driving circuits, a second power electrode disposed on the first planarization layer to contact the first power electrode that is exposed through the first opening and overlapping at least a portion of the driving circuits, and a second planarization layer disposed on the first planarization layer to cover a portion of the second power electrode and having a groove part in an area overlapping the first planarization layer and the second power electrode in a plan view.Type: ApplicationFiled: April 30, 2020Publication date: August 13, 2020Inventors: Zail LHEE, Keunsoo LEE
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Patent number: 10720486Abstract: A display apparatus includes a substrate, a display unit disposed on the substrate, an insulating layer disposed on the substrate, a power supply wire disposed on the insulating layer outside the display unit, and a cladding layer. The display unit includes a pixel circuit and a display element electrically connected to the pixel circuit. The insulating layer extends from the display unit to an edge of the substrate. The power supply wire is electrically connected to the display element and includes an alignment pattern that exposes at least a portion of the insulating layer. The cladding layer covers an inner surface of the alignment pattern and contacts the at least a portion of the insulating layer.Type: GrantFiled: November 30, 2018Date of Patent: July 21, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Zail Lhee, Keunsoo Lee
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Patent number: 10658452Abstract: A display apparatus includes a substrate including a display area and a peripheral area disposed outside of the display area, a plurality of wiring lines disposed in the peripheral area, and an interlayer insulating layer covering the plurality of wiring lines. The interlayer insulating layer includes an upper surface having a first concave-convex surface corresponding to the plurality of wiring lines. The display apparatus further includes a first conductive layer disposed on the interlayer insulating layer and including a second upper surface having a second concave-convex surface corresponding to the first concave-convex surface, a planarization layer disposed on the first conductive layer and having a flat upper surface, a second conductive layer disposed on the planarization layer and having a flat upper surface, and a polarization plate disposed on the second conductive layer.Type: GrantFiled: March 25, 2019Date of Patent: May 19, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Chulhyun Choi, Zail Lhee, Keunsoo Lee, Kyungchan Chae, Kwangmin Kim, Wonkyu Kwak, Kiwook Kim, Yangwan Kim, Hyunjoon Kim, Jisu Na, Joongsoo Moon
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Patent number: 10644084Abstract: A display device includes a base layer on which a display area and a non-display area are defined, a circuit layer including a first power electrode and driving circuits, which are disposed in the non-display area, a first planarization layer in which a first opening through which the first power electrode is exposed is defined and which covers the driving circuits, a second power electrode disposed on the first planarization layer to contact the first power electrode that is exposed through the first opening and overlapping at least a portion of the driving circuits, and a second planarization layer disposed on the first planarization layer to cover a portion of the second power electrode and having a groove part in an area overlapping the first planarization layer and the second power electrode in a plan view.Type: GrantFiled: August 14, 2018Date of Patent: May 5, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Zail Lhee, Keunsoo Lee
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Patent number: 10600858Abstract: Provided are an organic light-emitting display device and a method of manufacturing the same. The organic light-emitting display device includes a panel including a display unit on which an image is formed and a pad unit including a plurality of terminals connected to the display unit and arranged in a plurality of rows on a substrate, and a flexible circuit board including metal wirings arranged in a plurality of layers so as to be respectively connected in correspondence to the plurality of rows of terminals in the pad unit and being coupled to the pad unit, in which the pad unit includes a one-row terminal zone in which only terminals in a single row from among the plurality of rows of terminals electrically connect the metal wirings to the display unit.Type: GrantFiled: November 7, 2018Date of Patent: March 24, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Soyeon Park, Zail Lhee, Jeongho Lee, Yanghee Kim, Wonho Kim, Hyungchul Lim, Mina Jung
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Publication number: 20200066827Abstract: A display device includes a substrate with a display area and a non-display area, pixels disposed in the display area, a first wire extending from the pixels to the non-display area and disposed on the substrate, an insulating layer covering at least the first wire, a second wire extending from the pixels to the non-display area, and a second insulating layer or the first insulating layer covering the second wire, wherein the first wire is disposed on the non-display area either spaced apart from the second wire by a first distance and a second distance that is different from the first distance, or in a position overlapping at least part of the second wire.Type: ApplicationFiled: November 1, 2019Publication date: February 27, 2020Inventors: Zail LHEE, Mi Na Jung, Deuk Jong Kim, Keun Soo Lee, Ji Hye Heo
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Patent number: 10497772Abstract: A display device includes a substrate with a display area and a non-display area, pixels disposed in the display area, a first wire extending from the pixels to the non-display area and disposed on the substrate, an insulating layer covering at least the first wire, a second wire extending from the pixels to the non-display area, and a second insulating layer or the first insulating layer covering the second wire, wherein the first wire is disposed on the non-display area either spaced apart from the second wire by a first distance and a second distance that is different from the first distance, or in a position overlapping at least part of the second wire.Type: GrantFiled: May 15, 2017Date of Patent: December 3, 2019Assignee: Samsung Display Co., Ltd.Inventors: Zail Lhee, Mi Na Jung, Deuk Jong Kim, Keun Soo Lee, Ji Hye Heo
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Publication number: 20190312097Abstract: A display apparatus includes a substrate including a display area and a peripheral area disposed outside of the display area, a plurality of wiring lines disposed in the peripheral area, and an interlayer insulating layer covering the plurality of wiring lines. The interlayer insulating layer includes an upper surface having a first concave-convex surface corresponding to the plurality of wiring lines. The display apparatus further includes a first conductive layer disposed on the interlayer insulating layer and including a second upper surface having a second concave-convex surface corresponding to the first concave-convex surface, a planarization layer disposed on the first conductive layer and having a flat upper surface, a second conductive layer disposed on the planarization layer and having a flat upper surface, and a polarization plate disposed on the second conductive layer.Type: ApplicationFiled: March 25, 2019Publication date: October 10, 2019Inventors: Chulhyun Choi, Zail Lhee, Keunsoo Lee, Kyungchan Chae, Kwangmin Kim, Wonkyu Kwak, Kiwook Kim, Yangwan Kim, Hyunjoon Kim, Jisu Na, Joongsoo Moon
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Publication number: 20190312095Abstract: Provided are an organic light-emitting display device and a method of manufacturing the same. The organic light-emitting display device includes a panel including a display unit on which an image is formed and a pad unit including a plurality of terminals connected to the display unit and arranged in a plurality of rows on a substrate, and a flexible circuit board including metal wirings arranged in a plurality of layers so as to be respectively connected in correspondence to the plurality of rows of terminals in the pad unit and being coupled to the pad unit, in which the pad unit includes a one-row terminal zone in which only terminals in a single row from among the plurality of rows of terminals electrically connect the metal wirings to the display unit.Type: ApplicationFiled: November 7, 2018Publication date: October 10, 2019Inventors: Soyeon Park, Zail Lhee, Jeongho Lee, Yanghee Kim, Wonho Kim, Hyungchul Lim, Mina Jung
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Publication number: 20190229175Abstract: A display apparatus includes a substrate, a display unit disposed on the substrate, an insulating layer disposed on the substrate, a power supply wire disposed on the insulating layer outside the display unit, and a cladding layer. The display unit includes a pixel circuit and a display element electrically connected to the pixel circuit. The insulating layer extends from the display unit to an edge of the substrate. The power supply wire is electrically connected to the display element and includes an alignment pattern that exposes at least a portion of the insulating layer. The cladding layer covers an inner surface of the alignment pattern and contacts the at least a portion of the insulating layer.Type: ApplicationFiled: November 30, 2018Publication date: July 25, 2019Inventors: Zail Lhee, Keunsoo Lee
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Publication number: 20190206978Abstract: A display device includes a substrate including a first pixel region, a second pixel region having an area smaller than that of the first pixel region, and a peripheral region surrounding the first pixel region and the second pixel region, a second pixel provided in the second pixel region, a second line connected to the second pixel, an extension line extended to the peripheral region, a dummy part located in the peripheral region to overlap with the extension line, a power line connected to the first and second pixel regions, and a connection line located in the peripheral region to be connected to the dummy part, the connection line being electrically connected to a portion of the second pixel region, wherein the second pixel region includes a first sub-pixel region connected to the connection line and a second sub-pixel region except the first sub-pixel region.Type: ApplicationFiled: March 11, 2019Publication date: July 4, 2019Inventors: Keon Woo KIM, Ji Hyun KA, Tae Hoon KWON, Ho Kyoon KWON, Min Ku LEE, Zail LHEE, Jin Tae JEONG, Seung Ji CHA, Byung Du AHN, Jeong Ho LEE
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Publication number: 20190148469Abstract: A display device includes a base layer on which a display area and a non-display area are defined, a circuit layer including a first power electrode and driving circuits, which are disposed in the non-display area, a first planarization layer in which a first opening through which the first power electrode is exposed is defined and which covers the driving circuits, a second power electrode disposed on the first planarization layer to contact the first power electrode that is exposed through the first opening and overlapping at least a portion of the driving circuits, and a second planarization layer disposed on the first planarization layer to cover a portion of the second power electrode and having a groove part in an area overlapping the first planarization layer and the second power electrode in a plan view.Type: ApplicationFiled: August 14, 2018Publication date: May 16, 2019Inventors: Zail LHEE, Keunsoo LEE
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Patent number: 10229964Abstract: A display device includes a substrate including a first pixel region, a second pixel region having an area smaller than that of the first pixel region, and a peripheral region surrounding the first pixel region and the second pixel region, a second pixel provided in the second pixel region, a second line connected to the second pixel, an extension line extended to the peripheral region, a dummy part located in the peripheral region to overlap with the extension line, a power line connected to the first and second pixel regions, and a connection line located in the peripheral region to be connected to the dummy part, the connection line being electrically connected to a portion of the second pixel region, wherein the second pixel region includes a first sub-pixel region connected to the connection line and a second sub-pixel region except the first sub-pixel region.Type: GrantFiled: December 5, 2017Date of Patent: March 12, 2019Assignee: Samsung Display Co., Ltd.Inventors: Keon Woo Kim, Ji Hyun Ka, Tae Hoon Kwon, Ho Kyoon Kwon, Min Ku Lee, Zail Lhee, Jin Tae Jeong, Seung Ji Cha, Byung Du Ahn, Jeong Ho Lee
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Publication number: 20180240856Abstract: A display device includes a substrate including a first pixel region, a second pixel region having an area smaller than that of the first pixel region, and a peripheral region surrounding the first pixel region and the second pixel region, a second pixel provided in the second pixel region, a second line connected to the second pixel, an extension line extended to the peripheral region, a dummy part located in the peripheral region to overlap with the extension line, a power line connected to the first and second pixel regions, and a connection line located in the peripheral region to be connected to the dummy part, the connection line being electrically connected to a portion of the second pixel region, wherein the second pixel region includes a first sub-pixel region connected to the connection line and a second sub-pixel region except the first sub-pixel region.Type: ApplicationFiled: December 5, 2017Publication date: August 23, 2018Inventors: Keon Woo Kim, Ji Hyun Ka, Tae Hoon Kwon, Ho Kyoon Kwon, Min Ku Lee, Zail Lhee, Jin Tae Jeong, Seung Ji Cha, Byung Du Ahn, Jeong Ho Lee
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Publication number: 20180090555Abstract: A display device includes a substrate with a display area and a non-display area, pixels disposed in the display area, a first wire extending from the pixels to the non-display area and disposed on the substrate, an insulating layer covering at least the first wire, a second wire extending from the pixels to the non-display area, and a second insulating layer or the first insulating layer covering the second wire, wherein the first wire is disposed on the non-display area either spaced apart from the second wire by a first distance and a second distance that is different from the first distance, or in a position overlapping at least part of the second wire.Type: ApplicationFiled: May 15, 2017Publication date: March 29, 2018Inventors: Zail LHEE, Mi Na Jung, Deuk Jong Kim, Keun Soo Lee, Ji Hye Heo
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Patent number: 9570529Abstract: An organic light emitting diode (OLED) display including a display substrate; a sealing member facing the display substrate; a sealant between the display substrate and the sealing member, the sealant cohering the display substrate and the sealing member; a plurality of conductive wires on the display substrate and overlapping the sealant; and a heat blocking film between the conductive wire and the sealant, the heat blocking film including a plurality of sub-heat blocking films.Type: GrantFiled: May 5, 2011Date of Patent: February 14, 2017Assignee: SAMSUNG DISPLAY CO., LTD.Inventor: Zail Lhee
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Patent number: 9536936Abstract: An organic light emitting diode display includes a display substrate, a sealing member disposed to face the display substrate, a sealant disposed between the display substrate and the sealing member, the sealant being configured to attach the display substrate and the sealing member to each other, a plurality of conductive wires on the display substrate, the conductive wires overlapping the sealant, and at least one short-circuit blocking layer between the conductive wires.Type: GrantFiled: January 20, 2011Date of Patent: January 3, 2017Assignee: Samsung Display Co., Ltd.Inventors: Zail Lhee, Ji-Yeon Baek, Seung-Yo Yang
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Patent number: 9489889Abstract: An OLED display having a first pixel, a second pixel, and a third pixel arranged in a matrix format including: a substrate; gate lines formed on the substrate; data lines crossing the gate lines in the insulated manner; a plurality of driving power lines formed on the substrate and including a first driving power line transmitting a driving voltage to the first pixel, second driving power line transmitting a driving voltage to the second pixel, and a third driving power line transmitting a driving voltage to the third pixel; a switching thin film transistor connected with the gate lines and the data lines; a driving transistor connected with the switching thin film transistor and the driving power lines; a first electrode connected with the driving transistor; an organic light emitting member formed on the first electrode; and a second electrode formed on the organic light emitting member.Type: GrantFiled: February 26, 2015Date of Patent: November 8, 2016Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Zail Lhee, Ji-Yeon Baek
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Patent number: 9484556Abstract: A method of repairing an organic light-emitting display apparatus, the organic light-emitting display apparatus including a substrate, an organic light-emitting device formed on the substrate, a thin film transistor (TFT) formed on the substrate, an organic insulating layer formed on the TFT, and a conductive pattern formed on the organic insulating layer, the conductive pattern including a shorted part between two conductive elements in the conductive pattern, the method including: removing the short by using a focused ion beam (FIB).Type: GrantFiled: April 1, 2014Date of Patent: November 1, 2016Assignee: Samsung Display Co., Ltd.Inventors: Zail Lhee, Huiyeon Choe, Hyori Jeon, Younggil Park
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Patent number: 9437666Abstract: An organic light emitting diode (OLED) display device, including a first substrate and a second substrate facing each other, a sealant arranged between the first and second substrates to adhere the first and second substrates together, a plurality of interconnections arranged on one of the first and second substrates and a plurality of cladding parts covering at least a portion of each of the plurality of interconnections at a location that corresponds to the sealant, each of the cladding parts including a material having a higher melting point than that of the interconnections. By including the cladding parts, a short circuit between the interconnections caused by heat applied to the sealant can be prevented, and safety and reliability of the OLED display device can be improved.Type: GrantFiled: December 2, 2014Date of Patent: September 6, 2016Assignee: Samsung Display Co., Ltd.Inventors: Seung-Yeon Cho, Zail Lhee, Tae-Wook Kang, Hun Kim, Mi-Sook Suh, Hyun-Chol Bang