Patents by Inventor Ho Kwack
Ho Kwack 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).
-
Publication number: 20140376122Abstract: A flat panel display device includes a window, a mold, a black matrix, a display panel and a resin layer. The window has a connecting part and a transmission part through which light may pass. The mold is coupled to the connecting part of the window. The black matrix is disposed under the connecting part of the window, and the black matrix blocks light which is leaked from the mold. The display panel is disposed under the window. The display panel includes a first substrate and a second substrate, which is disposed opposite to the first substrate. The display panel further includes a polarizer which is disposed on the first substrate. The resin layer is disposed between the window and the display panel, and the resin layer is hardened by ultraviolet ray.Type: ApplicationFiled: May 23, 2014Publication date: December 25, 2014Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: YOUNG-IN LIM, KYU-HO JUNG, JUN-HO KWACK, SANG-HEE CHOI
-
Patent number: 8836216Abstract: A flat panel display device and a method of manufacturing the same. The method of manufacturing the flat panel display device includes: forming a display on a substrate; preparing an organic layer mask comprising a first mask body, a regulator extending from the first mask body and contacting the organic layer, and a tunnel having a space between the first mask body and the regulator; forming an organic layer covering the display in a region divided by the regulator of the organic layer mask, and condensing a part of the organic layer permeating through the tunnel; preparing an inorganic layer mask; and forming an inorganic layer covering the organic layers formed in the region divided by the regulator through the inorganic layer mask and in the tunnel.Type: GrantFiled: March 15, 2013Date of Patent: September 16, 2014Assignee: Samsung Display Co., Ltd.Inventors: Jin-Ho Kwack, Seung-Yong Song, Dong-Won Han, Jae-Ho Lee
-
Patent number: 8796727Abstract: An organic light emitting diode display includes: a substrate; a display area including an organic light emitting element on the substrate; an organic encapsulation layer covering the organic light emitting element and having a second boundary spaced from a first boundary of the display area by a first distance; and an inorganic encapsulation layer having a peripheral area contacting the substrate and covering the organic encapsulation layer.Type: GrantFiled: November 8, 2011Date of Patent: August 5, 2014Assignee: Samsung Display Co., Ltd.Inventors: Jin-Ho Kwack, Dong-Won Han, Dae-Beom Shin, Seung-Yong Song
-
Patent number: 8795018Abstract: A method of manufacturing an organic light emitting diode (OLED) display is disclosed. In one aspect, the method includes preparing a substrate, forming a spacer on the substrate along an edge of the substrate, forming a driving circuit and an organic light emitting diode on the substrate to be surrounded by the spacer and forming an encapsulation thin film so as to substantially cover the driving circuit and the organic light emitting diodel. The mask that is used in the forming of the driving circuit and the organic light emitting diode is supported by and contacts the spacer.Type: GrantFiled: March 15, 2013Date of Patent: August 5, 2014Assignee: Samsung Display Co., Ltd.Inventors: Dong-Hun Kang, Min-Chul Suh, Dong-Won Han, Jin-Ho Kwack, Dae-Beom Shin, Hyo-Jin Kim
-
Publication number: 20140198436Abstract: A display device includes a cover window having curves at one or more outer blocks of the cover window, an outside and an inside of the cover window each having a shape of a quadrisected arc of an ellipse and together forming a lens, and a thickness of the cover window at one of the outer blocks being thicker than a thickness of the cover window at a center of the cover window; and a display panel attached to the inside of the cover window.Type: ApplicationFiled: September 13, 2013Publication date: July 17, 2014Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: Sang-Hyun Lim, Jun-Ho Kwack
-
Patent number: 8735936Abstract: An organic light emitting diode (OLED) display is disclosed. In one embodiment, the OLED display includes an organic light emitting element formed over a substrate and an encapsulation portion covering the organic light emitting element. Further, the encapsulation portion may include at least one organic layer and at least one inorganic layer, wherein ends of the inorganic layer and the organic layer directly contact the substrate, and wherein the organic layer is thicker than the inorganic layer.Type: GrantFiled: October 5, 2012Date of Patent: May 27, 2014Assignee: Samsung Display Co., Ltd.Inventors: So-Yeon Kim, Sung-Wook Han, Dong-Won Han, Jin-Ho Kwack, Hyo-Jin Kim
-
Publication number: 20140124803Abstract: A display panel includes a display area including a display element, and a non-display area adjacent to the display area, the non-display area including a plurality of conductive pads. The conductive pads are spaced apart at a predetermined distance so as to form a first pad row and a second pad row, the conductive pads collectively having a center portion and lateral portions. A distance between the first pad row and the second pad row is greater at at least one of the lateral end portions than at the center portion.Type: ApplicationFiled: September 17, 2013Publication date: May 8, 2014Applicant: Samsung Display Co., Ltd.Inventors: Jun-Ho KWACK, Joon-Sam KIM, Jong-Hwan KIM
-
Publication number: 20140098055Abstract: A display device includes a first substrate, a display section that is on the first substrate and that displays an image, first pad portions at a first directional edge of the first substrate and connected to the display section and to a driver integrated circuit (driver IC) that supplies a driving voltage, a second substrate on the first substrate with the display section interposed therebetween, and which exposes the first pad portions, a touch section that is on the second substrate and that corresponds to the display section, second pad portions on the second substrate and connected to edges of the touch section, a main flexible printed circuit board (main FPCB) connected to the first pad portions, and a touch flexible printed circuit board (touch FPCB) connected to the second pad portions and overlapping the main FPCB.Type: ApplicationFiled: July 18, 2013Publication date: April 10, 2014Inventors: Suk-Ho CHOI, Jong-Hwan KIM, Joon-Sam KIM, Jun-Ho KWACK, Sang-Won YEO
-
Publication number: 20140061618Abstract: An organic light-emitting display device including a substrate on which a display region and a non-display region are defined is described, the organic light-emitting display device comprising: a first electrode disposed on a substrate; an intermediate layer disposed on the first electrode and including an organic light-emitting layer; a second electrode disposed on the intermediate layer; an encapsulation layer disposed on the substrate; a plurality of pad units disposed on the non-display region; a wiring unit disposed on the display region; and a bridge wiring that is disposed across the display region and the non-display region and connects one of the plurality of pad units and the wiring unit to each other.Type: ApplicationFiled: August 27, 2013Publication date: March 6, 2014Inventors: Tae-Wook KANG, Young-Seo CHOI, Jin-Ho KWACK
-
Patent number: 8664646Abstract: An organic light-emitting diode (OLED) display according to an exemplary embodiment may include: a substrate and an organic light emitting element on the substrate; a thin film encapsulation layer on the substrate and covering the organic light emitting element; and one or more scattering materials dispersed in the thin film encapsulation layer. According to the exemplary embodiment, light efficiency may be improved by dispersing scattering materials in at least one of an organic layer or an inorganic layer forming a thin film encapsulation layer with a large refractive index difference.Type: GrantFiled: November 18, 2011Date of Patent: March 4, 2014Assignee: Samsung Display Co., Ltd.Inventors: Jin-Ho Kwack, Dong-Won Han
-
Publication number: 20140002430Abstract: A display device which displays an image having a size corresponding to a display area exposed outside a housing is disclosed. In one aspect, the display device includes a flexible display panel having a recognition pattern, a housing, and a light-receiving sensor. The recognition pattern includes a plurality of self-luminous indicators arranged according to a first direction, and having different colors or different light-emitting intensities. The housing is coupled to the flexible display panel for entering/discharging of the flexible display panel according to the first direction such that a display area of the flexible display panel is variously exposed. The light-receiving sensor is positioned corresponding to the recognition pattern in the housing and respectively recognizes a plurality of indicators to sense the exposed display area of the flexible display panel.Type: ApplicationFiled: November 2, 2012Publication date: January 2, 2014Applicant: Samsung Display Co., Ltd.Inventors: Jun-Ho Kwack, Joon-Sam Kim, Jong-Hwan Kim
-
Publication number: 20130342439Abstract: A flexible display apparatus includes a substrate that is flexible and is foldable according to an intention of a user, the substrate including a display area, wherein a size of the substrate is variable according to a folding thereof, a deformation sensing unit that is in an overlapping relationship with the display area and that senses deformation of the substrate, a control unit obtaining information from the deformation sensing unit, and a resolution adjusting unit that is controlled by the control unit and adjusts a resolution of an image displayed on the display area.Type: ApplicationFiled: September 14, 2012Publication date: December 26, 2013Inventors: Jun-Ho KWACK, Young-Sik KIM
-
Publication number: 20130334981Abstract: A display device includes: a flexible display panel having a display area variably exposed in a first direction and including a conductive pattern; a sensing pattern positioned to correspond to the conductive pattern in the first direction; and a controller sensing a current flowing to one of the conductive pattern and the sensing pattern to display an image corresponding to the display area of the flexible display panel in the flexible display panel.Type: ApplicationFiled: February 27, 2013Publication date: December 19, 2013Inventors: Jun-Ho KWACK, Joon-Sam KIM, Jong-Hwan KIM
-
Publication number: 20130314387Abstract: A display device includes a flexible display panel including a recognition pattern, the recognition pattern having a plurality of sub-patterns with different color concentrations and disposed in a first direction, a housing accommodating the flexible display panel, the flexible display panel being configured to extend out of the housing in the first direction to vary a display area, and a photosensor in the housing, the photosensor corresponding to the recognition pattern and being configured to recognize the recognition pattern and to sense the display area of the flexible display panel.Type: ApplicationFiled: March 14, 2013Publication date: November 28, 2013Inventors: Jun-Ho KWACK, Young-Sik KIM
-
Publication number: 20130314762Abstract: A display device includes a flexible display panel with a magnetic pattern, the magnetic pattern including a magnetic substance, a magnetic sensor configured to recognize magnetism of the magnetic pattern and to sense a display area of the flexible display panel in accordance with the magnetic pattern, the display area being variable in a first direction, and a controller connected to the magnetic sensor and to the flexible display panel, the controller being configured to display on the flexible display panel an image corresponding to the display area of the flexible display panel sensed by the magnetic sensor.Type: ApplicationFiled: March 14, 2013Publication date: November 28, 2013Inventors: Jun-Ho KWACK, Young-Sik KIM
-
Publication number: 20130300677Abstract: A flexible display device includes: a flexible display unit configured to display an image; a flexible touch screen unit disposed over the flexible display unit; an insulating film interposed between the flexible display unit and the flexible touch screen unit, and a spacer formed between the flexible touch screen unit and the insulating film in order to maintain a distance between the flexible touch screen unit and the insulating film. A conductive layer is further formed over the insulating film and configured to touch the flexible touch screen unit when the flexible display device is bent. A degree of warpage of the flexible display device can be measured and thus can be utilized in various warpage events of the flexible display device by using warpage values.Type: ApplicationFiled: September 5, 2012Publication date: November 14, 2013Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: Dae-Won KIM, Jun-Ho KWACK, Young-Sik KIM
-
Patent number: 8569951Abstract: In an organic light-emitting display apparatus and a method of manufacturing the same, the organic light-emitting display apparatus comprises: a substrate; a light-emitting unit formed on the substrate; and an encapsulation film, which covers the light-emitting unit on the substrate, and which includes a plurality of organic layers and a plurality of inorganic layers which are alternately stacked.Type: GrantFiled: September 23, 2011Date of Patent: October 29, 2013Assignee: Samsung Display Co., Ltd.Inventors: Ji-Hun Ryu, Dong-Won Han, Young-Seo Choi, Jae-Ho Lee, Oh-June Kwon, Jin-Ho Kwack, Dae-Beom Shin, Dong-Hun Kang, Hyo-Jin Kim, Seung-Yong Song
-
Patent number: 8552634Abstract: An organic light-emitting display apparatus for encapsulating an organic light-emitting device and/or improving its electrical properties. The organic light-emitting display apparatus includes: a substrate; a display portion on the substrate and including an organic light-emitting device; a non-display portion on both the substrate and the peripheral region of the display portion; and an encapsulation portion on the display portion and including a first encapsulation layer formed of an inorganic material and a second encapsulation layer formed of an organic material that are alternately stacked on the display portion, wherein an end portion of the first encapsulation layer contacts the substrate.Type: GrantFiled: January 8, 2010Date of Patent: October 8, 2013Assignee: Samsung Display Co., Ltd.Inventors: So-Yeon Kim, Sung-Wook Han, Dong-Won Han, Jin-Ho Kwack, Hyo-Jin Kim
-
Patent number: 8519621Abstract: Disclosed is an organic light emitting display and a method for manufacturing the same capable of preventing external moisture or oxygen from being penetrated into an organic light emitting diode. In particular, disclosed is an organic light emitting display comprising an organic light emitting diode array comprising a light emitting diode formed over a substrate and an organic emission layer between a first electrode and a second electrode, a sealing cover comprising at least one organic film and at least one inorganic film, and a sealing material formed along an edge of the sealing cover for sealing a boundary of the substrate and the sealing cover and a boundary of the organic film and the inorganic film of the sealing cover.Type: GrantFiled: June 27, 2007Date of Patent: August 27, 2013Assignee: Samsung Display Co., Ltd.Inventors: Jin-Ho Kwack, Jong-Han Jeong, Dong-Won Han
-
Patent number: 8492974Abstract: In a flat panel display device and a method of manufacturing the same, the flat panel display device is manufactured by forming a display unit on a substrate, forming a hydrophobic barrier layer for preventing a material of an organic layer from flowing around the display unit, and forming a thin film sealing layer by alternately stacking an inorganic layer and the organic layer on the display unit. Accordingly, formation of an edge tail of the organic layer is prevented, thereby preventing penetration of external moisture.Type: GrantFiled: September 22, 2011Date of Patent: July 23, 2013Assignee: Samsung Display Co., Ltd.Inventors: Jae-Ho Lee, Dong-Won Han, Seung-Yong Song, Jin-Ho Kwack, Dae-Beom Shin, Dong-Hun Kang, Hyo-Jin Kim