Patents by Inventor Kyu-Taek Lee
Kyu-Taek Lee 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: 20170155084Abstract: A flexible display device includes a display module and a window member disposed on the display module. The window member includes a base film, elastomer patterns disposed on one surface of the base film, and a hard coating layer disposed on the one surface of the base film to cover the elastomer patterns.Type: ApplicationFiled: August 5, 2016Publication date: June 1, 2017Inventors: Youngsang Park, lnseo Kee, Jungho Park, Kyu-taek Lee, Chulho Jeong, HwaI Choi
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Patent number: 9661114Abstract: A foldable, flexible display apparatus includes a flexible display panel which displays an image and includes a display side on which the image is displayed and of which portions thereof face each other in a folded state of the flexible display apparatus; a cover window on the display side of the flexible display panel and including: a window film comprising a transparent plastic film having a modulus of elasticity of about 6.3 gigapascals or more; and a coating layer on the window film, and configured to be transparent and to protect the window film from physical damage thereto; and an adhesive layer between the window film and the display side of the flexible display panel, and configured to have elasticity and bond the window film and the flexible display panel to each other.Type: GrantFiled: October 9, 2014Date of Patent: May 23, 2017Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Yong-Cheol Jeong, Seung-Wook Nam, So-Yeon Han, Kyu-Young Kim, Ah-Young Kim, Gui-Nam Min, Kyu-Taek Lee
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Patent number: 9645613Abstract: A flexible display device includes a flexible display panel and a window member. The flexible display panel includes a folding area, and a peripheral area disposed adjacent to the folding area. The window member includes a first base layer on the flexible display panel, and a second base layer having a substantially same modulus as that of the first base layer. A first thickness portion of the second base layer, which overlaps the folding area, has a thickness smaller than a thickness of a second thickness portion of the second base layer, which overlaps the peripheral area.Type: GrantFiled: March 6, 2015Date of Patent: May 9, 2017Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: SeungWook Nam, Kyu Young Kim, Ahyoung Kim, Gui-Nam Min, Kyu-taek Lee, Yong Cheol Jeong, Soyeon Han
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Patent number: 9639121Abstract: A foldable display is disclosed. In one aspect, the foldable display includes a base substrate including a flexible area and a rigid area disposed at one or more sides of the flexible area. The foldable display also includes an image display device provided on the base substrate. The base substrate includes a matrix and a textile implanted in the matrix. The textile includes a flexible part corresponding to the flexible area and a rigid part corresponding to the rigid area. The rigid part is weaved differently from the flexible part.Type: GrantFiled: January 21, 2014Date of Patent: May 2, 2017Assignee: Samsung Display Co., Ltd.Inventors: Gui-Nam Min, Kyu Young Kim, Kyu-Taek Lee, Jongin Lee, Kyung Woo Han, Soyeon Han
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Patent number: 9547340Abstract: A portable terminal, including a first housing including opposing first and second sides, a second housing including opposing first and second sides, a hinge connecting the first sides of the first and second housings, a flexible display including a first end disposed in the second side the first housing, a second end disposed in the second side of the second housing, and a driver configured to drive the display, wherein the first housing and the second housing are configured to rotate on the hinge to form an angle in therebetween such that a corresponding portion of the display is exposed, and the driver is configured to output driving signals corresponding to the angle to the flexible display, such an image is displayed on the exposed portion of the flexible display.Type: GrantFiled: August 1, 2014Date of Patent: January 17, 2017Assignee: Samsung Display Co., Ltd.Inventors: Gui-Nam Min, Sang Wol Lee, Kyu Young Kim, Ahyoung Kim, SeungWook Nam, Kyu-taek Lee, Yong Cheol Jeong, Soyeon Han
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Patent number: 9429999Abstract: A foldable display device is disclosed. In one aspect, the foldable display device includes a display panel and a window panel on the display panel. The window panel includes a folding area and a flat area adjacent to at least one side of the folding area. The flat area is less flexible than the folding area. An elastic modulus of the folding area is less than an elastic modulus of the flat area. The window panel includes a plurality of layers including a first layer, wherein a first thickness of the first layer in the folding area is different from a second thickness of the first layer in the flat area.Type: GrantFiled: October 27, 2015Date of Patent: August 30, 2016Assignee: Samsung Display Co., Ltd.Inventors: Kyu-Taek Lee, Kyu Young Kim, Gui-Nam Min, Jongin Lee, Kyung Woo Han, Soyeon Han
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Patent number: 9423915Abstract: A flexible touch screen panel includes a window substrate, a polarizing functional layer, sensing patterns and sensing lines. The window substrate is flexible. The polarizing functional layer is attached on a first surface of the window substrate, and is divided into an active area and an inactive area positioned outside of the active area. The sensing patterns are formed in the active area on a first surface of the polarizing functional layer. The sensing lines are formed in the inactive area on the first surface of the polarizing functional layer, and are connected to the sensing patterns. In the touch screen panel, the polarizing functional layer has a laminated structure in which a polarizer and a retardation compensation film are attached on the first surface of the window substrate.Type: GrantFiled: July 22, 2014Date of Patent: August 23, 2016Assignee: Samsung Display Co., Ltd.Inventors: Sung-Ku Kang, Tae-Hyeog Jung, Kyu-Taek Lee, Choon-Hyop Lee, Jeong-Heon Lee, Gui-Nam Min
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Publication number: 20160226017Abstract: An organic light emitting diode display, which is foldable about a folding central axis, and in which a folding area including the folding central axis and a non-folding area except for the folding area are defined, the organic light emitting diode display including a first panel having flexibility; a second panel on the first panel and having flexibility; a third panel on the second panel and having flexibility; a first adhesive layer between the first panel and the second panel to bond the first panel and the second panel to each other; and a second adhesive layer between the second panel and the third panel to bond the second panel and the third panel to each other, wherein at least one of the first adhesive layer and the second adhesive layer includes a first reinforcing material.Type: ApplicationFiled: September 14, 2015Publication date: August 4, 2016Inventors: Seung Wook NAM, Yong Cheol JEONG, Ah Young KIM, Kyu-Taek LEE, So Yeon HAN
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Patent number: 9354476Abstract: A window panel includes a first rigid part including a rigid material, a second rigid part including the rigid material, and a base substrate interposed between the first and second rigid parts and including a folding part configured to be folded by an external force. The folding part includes a first area and a second area, which are alternately arranged on a plane surface of the base substrate substantially perpendicular to a thickness direction of the base substrate. The first area includes the rigid material, and at least a portion of the second area includes a soft material. Thus, the rigidity of the window panel is maintained by the rigid material and the flexibility of the window panel is improved by the soft material.Type: GrantFiled: December 19, 2013Date of Patent: May 31, 2016Assignee: Samsung Display Co., Ltd.Inventors: Soyeon Han, Kyu Young Kim, Gui-Nam Min, Kyu-taek Lee, Jongin Lee, Kyung Woo Han
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Publication number: 20160048171Abstract: A foldable display device is disclosed. In one aspect, the foldable display device includes a display panel and a window panel on the display panel. The window panel includes a folding area and a flat area adjacent to at least one side of the folding area. The flat area is less flexible than the folding area. An elastic modulus of the folding area is less than an elastic modulus of the flat area. The window panel includes a plurality of layers including a first layer, wherein a first thickness of the first layer in the folding area is different from a second thickness of the first layer in the flat area.Type: ApplicationFiled: October 27, 2015Publication date: February 18, 2016Inventors: Kyu-Taek LEE, Kyu Young Kim, Gui-Nam Min, Jongin Lee, Kyung Woo Han, Soyeon Han
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Patent number: 9259898Abstract: In one aspect, a transparent laminate, including a transparent material layer, a transparent high-elasticity layer laminated on both sides of the transparent material layer and having Young's modulus of less than or equal to about 10 MPa, and a transparent high-hardness layer sequentially laminated on the transparent high-elasticity layer that is laminated on both sides of the transparent material layer and having a surface hardness of greater than or equal to a pencil hardness of about 6H is provided.Type: GrantFiled: December 6, 2012Date of Patent: February 16, 2016Assignee: Samsung Display Co., Ltd.Inventors: Akira Hirai, Dong-Ho Lee, Kyu-Taek Lee, Sang-Woo Han, Sang-Gu Kim
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Publication number: 20150363030Abstract: A flexible display device including: a flexible display panel displaying an image; a touch sensing layer provided on the flexible display panel; and a window provided on the touch sensing layer and including a flat area and a bending area. The window includes a flexible film and a hard coating film provided on the flexible film, the thicknesses of the flexible film in the flat area and the bending area differ, and the thicknesses of the hard coating film in the flat area and the bending area also differ.Type: ApplicationFiled: November 4, 2014Publication date: December 17, 2015Inventors: Seung Wook NAM, Kyu Young KIM, Ah Young KIM, Gui-Nam MIN, Kyu-Taek LEE, Ji Hyuk IM, Yong Cheol JEONG, So Yeon HAN
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Patent number: 9209420Abstract: A display device according to an exemplary embodiment of the present invention includes a display panel. A protective window is formed on the display panel. The protective window includes a first transparent member. The first transparent member includes a plurality of protrusions. The first transparent member is made of an elastomer. A second transparent member is provided on the first transparent member. The second transparent member is made of a high-hardness polymer material. The second transparent member fills spaces between the plurality of protrusions and forms a flat surface.Type: GrantFiled: June 2, 2014Date of Patent: December 8, 2015Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: So Yeon Han, Hak Sun Kim, Tae-Hyeog Jung, Kyu-Taek Lee
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Patent number: 9189027Abstract: A foldable display device is disclosed. In one aspect, the foldable display device includes a display panel and a window panel provided on a front surface of the display panel. The window panel includes a flexible area and a rigid area provided adjacent to at least one side of the flexible area. The elastic modulus of the flexible area of the window panel is lower than that that of the rigid area.Type: GrantFiled: February 7, 2014Date of Patent: November 17, 2015Assignee: Samsung Display Co., Ltd.Inventors: Kyu-Taek Lee, Kyu Young Kim, Gui-Nam Min, Jongin Lee, Kyung Woo Han, Soyeon Han
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Publication number: 20150268697Abstract: A flexible display device includes a flexible display panel and a window member. The flexible display panel includes a folding area, and a peripheral area disposed adjacent to the folding area. The window member includes a first base layer on the flexible display panel, and a second base layer having a substantially same modulus as that of the first base layer. A first thickness portion of the second base layer, which overlaps the folding area, has a thickness smaller than a thickness of a second thickness portion of the second base layer, which overlaps the peripheral area.Type: ApplicationFiled: March 6, 2015Publication date: September 24, 2015Inventors: SeungWook NAM, Kyu Young KIM, Ahyoung KIM, Gui-Nam MIN, Kyu-taek LEE, YONG CHEOL JEONG, Soyeon HAN
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Publication number: 20150266272Abstract: A flexible display device may include a flexible display panel and a window member. The window member may include a synthetic resin layer disposed on the surface of the flexible display panel and a glass layer disposed on the synthetic resin layer. The glass layer may have a thickness of about 25 micrometers to about 100 micrometers. The synthetic resin layer may be formed by coating a synthetic resin solution on a surface of the glass layer.Type: ApplicationFiled: February 12, 2015Publication date: September 24, 2015Inventors: Kyu-taek LEE, Kyu Young KIM, SeungWook NAM, Taehyeog JUNG
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Publication number: 20150207102Abstract: A foldable, flexible display apparatus includes a flexible display panel which displays an image and includes a display side on which the image is displayed and of which portions thereof face each other in a folded state of the flexible display apparatus; a cover window on the display side of the flexible display panel and including: a window film comprising a transparent plastic film having a modulus of elasticity of about 6.3 gigapascals or more; and a coating layer on the window film, and configured to be transparent and to protect the window film from physical damage thereto; and an adhesive layer between the window film and the display side of the flexible display panel, and configured to have elasticity and bond the window film and the flexible display panel to each other.Type: ApplicationFiled: October 9, 2014Publication date: July 23, 2015Inventors: Yong-Cheol Jeong, Seung-Wook Nam, So-Yeon Han, Kyu-Young Kim, Ah-Young Kim, Gui-Nam Min, Kyu-Taek Lee
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Publication number: 20150192962Abstract: A portable terminal, including a first housing including opposing first and second sides, a second housing including opposing first and second sides, a hinge connecting the first sides of the first and second housings, a flexible display including a first end disposed in the second side the first housing, a second end disposed in the second side of the second housing, and a driver configured to drive the display, wherein the first housing and the second housing are configured to rotate on the hinge to form an angle in therebetween such that a corresponding portion of the display is exposed, and the driver is configured to output driving signals corresponding to the angle to the flexible display, such an image is displayed on the exposed portion of the flexible display.Type: ApplicationFiled: August 1, 2014Publication date: July 9, 2015Inventors: Gui-Nam MIN, Sang Wol LEE, Kyu Young KIM, Ahyoung KIM, SeungWook NAM, Kyu-taek LEE, Yong Cheol JEONG, Soyeon HAN
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Patent number: 9069521Abstract: A foldable display device includes a flexible display panel and a cover window on an outside of the flexible display panel. The cover window includes a foldable region between plane regions that are on opposite sides of the cover window, and the plane regions have a first hardness and the foldable region has a second hardness that is smaller than the first hardness.Type: GrantFiled: March 15, 2013Date of Patent: June 30, 2015Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Kyu-Taek Lee, Hak-Sun Kim, Akira Hirai, Tae-Hyeog Jung
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Publication number: 20150147532Abstract: A flexible display device includes a flexible display panel and a window member. The flexible display device includes a folding area and a peripheral area disposed adjacent to the folding area. The window member includes at least first and second base layers. The second base layer is overlapped with the first base layer and has a modulus of elasticity that is higher than that of the first base layer. A thickness of a first portion of the first base layer, which is overlapped with the folding area, is greater than a thickness of a second portion of the first base layer, which is overlapped with the peripheral area.Type: ApplicationFiled: March 24, 2014Publication date: May 28, 2015Applicant: Samsung Display Co., Ltd.Inventors: SeungWook NAM, Kyu Young KIM, Ahyoung KIM, Gui-Nam MIN, Kyu-taek LEE, Yong Cheol JEONG, Soyeon HAN