Patents by Inventor Seok Hyo CHO
Seok Hyo CHO 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: 20230209744Abstract: A foldable display set may include: a foldable display device; and a holding system on a rear surface of the foldable display device and configured to fold and unfold the foldable display device. The holding system may include: a motor configured to generate a rotational force; a rotational arm configured to be rotated by the rotational force of the motor to fold and unfold the foldable display device; a fixing plate spaced apart from the rotational arm with the foldable display device in an unfolded state; a moving plate on the fixing plate and configured to be moved with respect to the fixing plate by the rotational arm; and a magnetic unit fixed on the moving plate. The foldable display device in a folded state may be fixed to the magnetic unit via a magnetic force.Type: ApplicationFiled: November 1, 2022Publication date: June 29, 2023Applicant: LG Display Co., Ltd.Inventors: Jung-Dae LEE, Seok-Hyo CHO, Ji-Woon MIN, Yong-Joon JEON, Sang-Yong PARK
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Patent number: 10362689Abstract: A method of providing a rollable display device includes providing a display panel for displaying an image, a printed circuit board connected to an edge of the display panel, and a roller which the display panel is rolled onto or unrolled from. The roller has a cylindrical shape having an inner space, and the printed circuit board is disposed in the inner space.Type: GrantFiled: March 21, 2017Date of Patent: July 23, 2019Assignee: LG DISPLAY CO., LTD.Inventors: Seok-Hyo Cho, Chul Park
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Patent number: 9788440Abstract: A rollable display device includes a display panel for displaying an image, a printed circuit board connected to an edge of the display panel, and a roller which the display panel is rolled onto or unrolled from. The roller has a cylindrical shape having an inner space, and the printed circuit board is disposed in the inner space.Type: GrantFiled: November 18, 2016Date of Patent: October 10, 2017Assignee: LG DISPLAY CO., LTD.Inventors: Seok-Hyo Cho, Chul Park
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Patent number: 9736951Abstract: A variable display device includes a display panel; a joint plate installed at a rear surface of the display panel and including a plurality of plates each configured to be rotated by a hinge; and a driving system installed at a rear surface of the joint plate and rotating the plurality of plates with respect to a normal direction to the joint plate, wherein the display panel is variably driven in a flat mode having a flat surface or a curved mode having a curved surface by the joint plate and the driving system.Type: GrantFiled: July 7, 2016Date of Patent: August 15, 2017Assignee: LG DISPLAY CO., LTD.Inventors: Seok-Hyo Cho, Hyun-Yong Uhm
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Publication number: 20170196103Abstract: A rollable display device includes a display panel for displaying an image, a printed circuit board connected to an edge of the display panel, and a roller which the display panel is rolled onto or unrolled from. The roller has a cylindrical shape having an inner space, and the printed circuit board is disposed in the inner space.Type: ApplicationFiled: March 21, 2017Publication date: July 6, 2017Applicant: LG Display Co., Ltd.Inventors: Seok-Hyo CHO, Chul PARK
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Patent number: 9629237Abstract: A rollable display device includes a display panel for displaying an image, a printed circuit board connected to an edge of the display panel, and a roller which the display panel is rolled onto or unrolled from. The roller has a cylindrical shape having an inner space, and the printed circuit board is disposed in the inner space.Type: GrantFiled: June 30, 2015Date of Patent: April 18, 2017Assignee: LG DISPLAY CO., LTD.Inventors: Seok-Hyo Cho, Chul Park
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Publication number: 20170071066Abstract: A rollable display device includes a display panel for displaying an image, a printed circuit board connected to an edge of the display panel, and a roller which the display panel is rolled onto or unrolled from. The roller has a cylindrical shape having an inner space, and the printed circuit board is disposed in the inner space.Type: ApplicationFiled: November 18, 2016Publication date: March 9, 2017Applicant: LG Display Co., Ltd.Inventors: Seok-Hyo CHO, Chul PARK
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Publication number: 20160324017Abstract: A variable display device includes a display panel; a joint plate installed at a rear surface of the display panel and including a plurality of plates each configured to be rotated by a hinge; and a driving system installed at a rear surface of the joint plate and rotating the plurality of plates with respect to a normal direction to the joint plate, wherein the display panel is variably driven in a flat mode having a flat surface or a curved mode having a curved surface by the joint plate and the driving system.Type: ApplicationFiled: July 7, 2016Publication date: November 3, 2016Inventors: Seok-Hyo CHO, Hyun-Yong UHM
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Patent number: 9413284Abstract: A variable display device includes a display panel; a joint plate installed at a rear surface of the display panel and including a plurality of plates each configured to be rotated by a hinge; and a driving system installed at a rear surface of the joint plate and rotating the plurality of plates with respect to a normal direction to the joint plate, wherein the display panel is variably driven in a flat mode having a flat surface or a curved mode having a curved surface by the joint plate and the driving system.Type: GrantFiled: December 23, 2013Date of Patent: August 9, 2016Assignee: LG DISPLAY CO., LTD.Inventors: Seok-Hyo Cho, Hyun-Yong Uhm
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Publication number: 20160029474Abstract: A rollable display device includes a display panel for displaying an image, a printed circuit board connected to an edge of the display panel, and a roller which the display panel is rolled onto or unrolled from. The roller has a cylindrical shape having an inner space, and the printed circuit board is disposed in the inner space.Type: ApplicationFiled: June 30, 2015Publication date: January 28, 2016Applicant: LG DISPLAY CO., LTD.Inventors: Seok-Hyo CHO, Chul PARK
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Patent number: 9123290Abstract: A display device capable of being adjusted between flat and curved comprising: a display panel; a back cover system including: at least two angle block modules, one in each half of the back cover system, the angle block modules, wherein moving the angle block modules changes a curvature of the display panel; a driving system to move the angle block modules. A driving system includes a motor; a gear connected to the motor; block units arranged in a row in the angle block module and positioned at a rear of the display panel; a shaft bearing connecting a first block unit to a second block unit. A flatness controlling unit comprises an angle block module having a flatness controlling groove; a wire guided by the flatness controlling groove; and a tension adjusting part including a portion of the wire and a spring connected to the portion of the wire.Type: GrantFiled: December 19, 2014Date of Patent: September 1, 2015Assignee: LG DISPLAY, CO., LTD.Inventors: Seok-Hyo Cho, Chul Park
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Patent number: 9119303Abstract: Disclosed is a display device having reduced noise during curvature varying. The display device includes a display module configured to display an image and a curvature varier configured to change a shape of the display module to a plane shape or a curvature shape with respect to a front surface of the display module. The curvature varier changes the shape of the display module to the plane shape or the curvature shape according to a shape change caused by a temperature.Type: GrantFiled: December 17, 2013Date of Patent: August 25, 2015Assignee: LG DISPLAY CO., LTD.Inventors: Sung Min Baik, Seok Hyo Cho
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Patent number: 9098241Abstract: A rollable display device includes a display panel for displaying an image, a printed circuit board connected to an edge of the display panel, and a roller which the display panel is rolled onto or unrolled from. The roller has a cylindrical shape having an inner space, and the printed circuit board is disposed in the inner space.Type: GrantFiled: November 18, 2014Date of Patent: August 4, 2015Assignee: LG DISPLAY CO., LTD.Inventors: Seok-Hyo Cho, Chul Park
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Patent number: 9081540Abstract: An adjustable display device capable of being adjusted between flat and curved including a display panel having a rear and an adjustable system at the rear of the display panel. The adjustable system including a rod, a fixing device attached to the rear of the display panel to support the rod and a driving system to transmit power to the rod.Type: GrantFiled: November 25, 2014Date of Patent: July 14, 2015Assignee: LG DISPLAY CO., LTD.Inventors: Seok-Hyo Cho, Dong-Kwan Yoo
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Publication number: 20150092361Abstract: A variable display device includes a display panel; a joint plate installed at a rear surface of the display panel and including a plurality of plates each configured to be rotated by a hinge; and a driving system installed at a rear surface of the joint plate and rotating the plurality of plates with respect to a normal direction to the joint plate, wherein the display panel is variably driven in a flat mode having a flat surface or a curved mode having a curved surface by the joint plate and the driving system.Type: ApplicationFiled: December 23, 2013Publication date: April 2, 2015Applicant: LG Display Co., Ltd.Inventors: Seok-Hyo CHO, Hyun-Yong UHM
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Publication number: 20150092353Abstract: Disclosed is a display device having reduced noise during curvature varying. The display device includes a display module configured to display an image and a curvature varier configured to change a shape of the display module to a plane shape or a curvature shape with respect to a front surface of the display module. The curvature varier changes the shape of the display module to the plane shape or the curvature shape according to a shape change caused by a temperature.Type: ApplicationFiled: December 17, 2013Publication date: April 2, 2015Applicant: LG Display Co., Ltd.Inventors: Sung Min BAIK, Seok Hyo CHO