Patents by Inventor Tae Hyoung Kwak
Tae Hyoung Kwak 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: 10627939Abstract: Provided are a touchscreen integrated display device and a method for manufacturing the same. A touchscreen integrated display device includes: a display panel including: an active area in a center of the active area, and a dead area at a periphery of the active area, a touchscreen including: a transparent organic film corresponding to the active area, and a shielding film surrounding a periphery of the transparent organic film, a first adhesive layer between the display panel and the touchscreen, the first adhesive layer corresponding to the active area, and a polarizing plate on the touchscreen.Type: GrantFiled: November 30, 2017Date of Patent: April 21, 2020Assignee: LG Display Co., Ltd.Inventors: Sang-Hoon Oh, Jung-Min Lee, Byoung-Har Hwang, Sang-Hak Shin, Tae-Hyoung Kwak
-
Patent number: 10524358Abstract: A foldable display device comprises a display panel; and a backplate attached to a side of the display panel and including a hard layer and first and second soft layer attached on lower and upper surfaces of the hard layer, respectively, wherein the hard layer has a difference in a distance from a reference line in a center portion and a first edge portion.Type: GrantFiled: February 3, 2017Date of Patent: December 31, 2019Assignee: LG Display Co., Ltd.Inventors: Noh-Jin Myung, Gee-Sung Chae, Joo-Hye Park, Sang-Hak Shin, Tae-Hyoung Kwak
-
Patent number: 10248165Abstract: Provided are a foldable plate and a foldable display device with the same. A foldable plate includes: a first area including a first material having a first elastic modulus, a second area including the first material, the second area being separate from the first area, a third area including a second material having a second elastic modulus lower than the first elastic modulus, the third area being interposed between the first area and the second area.Type: GrantFiled: July 11, 2018Date of Patent: April 2, 2019Assignee: LG Display Co., Ltd.Inventors: Noh Jin Myung, Se Jin Jang, Tae Hyoung Kwak
-
Patent number: 10198038Abstract: A foldable display device includes a display panel including a first surface and a second surface opposite to the first surface; and an impact absorption film adjacent to the second surface of the display panel and including first and second impact absorption layers. The second impact absorption layer includes a soft part corresponding to a first region of the second impact absorption layer and a hard part corresponding to a second region of the second impact absorption layer. The first impact absorption layer and the soft part of the second impact absorption layer have an elastic modulus value less than an elastic modulus value of the hard part.Type: GrantFiled: November 28, 2016Date of Patent: February 5, 2019Assignee: LG Display Co., Ltd.Inventors: Se-Jin Jang, Noh-Jin Myung, Byoung-Har Hwang, Sang-Wook Woo, Tae-Hyoung Kwak
-
Publication number: 20180321710Abstract: Provided are a foldable plate and a foldable display device with the same. A foldable plate includes: a first area including a first material having a first elastic modulus, a second area including the first material, the second area being separate from the first area, a third area including a second material having a second elastic modulus lower than the first elastic modulus, the third area being interposed between the first area and the second area.Type: ApplicationFiled: July 11, 2018Publication date: November 8, 2018Applicant: LG Display Co., Ltd.Inventors: Noh Jin MYUNG, Se Jin JANG, Tae Hyoung KWAK
-
Patent number: 10042394Abstract: Provided are a foldable plate and a foldable display device with the same. A foldable plate includes: a first area including a first material having a first elastic modulus, a second area including the first material, the second area being separate from the first area, a third area including a second material having a second elastic modulus lower than the first elastic modulus, the third area being interposed between the first area and the second area.Type: GrantFiled: December 29, 2015Date of Patent: August 7, 2018Assignee: LG Display Co., Ltd.Inventors: Noh Jin Myung, Se Jin Jang, Tae Hyoung Kwak
-
Publication number: 20180150170Abstract: Provided are a touchscreen integrated display device and a method for manufacturing the same. A touchscreen integrated display device includes: a display panel including: an active area in a center of the active area, and a dead area at a periphery of the active area, a touchscreen including: a transparent organic film corresponding to the active area, and a shielding film surrounding a periphery of the transparent organic film, a first adhesive layer between the display panel and the touchscreen, the first adhesive layer corresponding to the active area, and a polarizing plate on the touchscreen.Type: ApplicationFiled: November 30, 2017Publication date: May 31, 2018Applicant: LG Display Co., Ltd.Inventors: Sang-Hoon Oh, Jung-Min Lee, Byoung-Har Hwang, Sang-Hak Shin, Tae-Hyoung Kwak
-
Patent number: 9686837Abstract: Disclosed is a foldable display device comprising: a display panel comprising a display area, and one or more foldable areas and non-foldable areas located within the display area; a cover film disposed on a front surface of the display panel; a support disposed at a back surface of the display panel; and a drive circuit to drive the display panel. One of the foldable areas may be located at a display surface near one edge area of the display panel, such that the edge area of the display panel is folded toward the back surface of the display panel, and the drive circuit is located on a flexible printed circuit board provided at the back surface of the display panel while being connected to the edge area of the display panel.Type: GrantFiled: December 9, 2016Date of Patent: June 20, 2017Assignee: LG DISPLAY CO., LTD.Inventors: Jae-Hun Yang, Gee-Sung Chae, Tae-Woo Kim, Noh-Jin Myung, Tae-Hyoung Kwak
-
Publication number: 20170171939Abstract: Disclosed is a foldable display device comprising: a display panel comprising a display area, and one or more foldable areas and non-foldable areas located within the display area; a cover film disposed on a front surface of the display panel; a support disposed at a back surface of the display panel; and a drive circuit to drive the display panel. One of the foldable areas may be located at a display surface near one edge area of the display panel, such that the edge area of the display panel is folded toward the back surface of the display panel, and the drive circuit is located on a flexible printed circuit board provided at the back surface of the display panel while being connected to the edge area of the display panel.Type: ApplicationFiled: December 9, 2016Publication date: June 15, 2017Inventors: Jae-Hun YANG, Gee-Sung CHAE, Tae-Woo KIM, Noh-Jin MYUNG, Tae-Hyoung KWAK
-
Publication number: 20170153668Abstract: A foldable display device includes a display panel including a first surface and a second surface opposite to the first surface; and an impact absorption film adjacent to the second surface of the display panel and including first and second impact absorption layers. The second impact absorption layer includes a soft part corresponding to a first region of the second impact absorption layer and a hard part corresponding to a second region of the second impact absorption layer. The first impact absorption layer and the soft part of the second impact absorption layer have an elastic modulus value less than an elastic modulus value of the hard part.Type: ApplicationFiled: November 28, 2016Publication date: June 1, 2017Applicant: LG Display Co., Ltd.Inventors: Se-Jin JANG, Noh-Jin MYUNG, Byoung-Har HWANG, Sang-Wook WOO, Tae-Hyoung KWAK
-
Publication number: 20170150599Abstract: A foldable display device comprises a display panel; and a backplate attached to a side of the display panel and including a hard layer and first and second soft layer attached on lower and upper surfaces of the hard layer, respectively, wherein the hard layer has a difference in a distance from a reference line in a center portion and a first edge portion.Type: ApplicationFiled: February 3, 2017Publication date: May 25, 2017Inventors: Noh-Jin MYUNG, Gee-Sung CHAE, Joo-Hye PARK, Sang-Hak SHIN, Tae-Hyoung KWAK
-
Patent number: 9661719Abstract: A foldable display device adapted to minimize waviness caused by being folded and then unfolded is discussed. The foldable display device according to an embodiment includes a display panel, a flexible film and an adhesion layer interposed between the display panel and the flexible film. The adhesion layer is partially removed from a fold area of the foldable display device.Type: GrantFiled: December 7, 2015Date of Patent: May 23, 2017Assignee: LG DISPLAY CO., LTD.Inventors: Se Jin Jang, Noh Jin Myung, Tae Hyoung Kwak
-
Patent number: 9603241Abstract: A foldable display device comprises a display panel; and a backplate attached to a side of the display panel and including a hard layer and first and second soft layer attached on lower and upper surfaces of the hard layer, respectively, wherein the hard layer has a difference in a distance from a reference line in a center portion and a first edge portion.Type: GrantFiled: December 28, 2015Date of Patent: March 21, 2017Assignee: LG Display Co., Ltd.Inventors: Noh-Jin Myung, Gee-Sung Chae, Joo-Hye Park, Sang-Hak Shin, Tae-Hyoung Kwak
-
Publication number: 20170034906Abstract: A foldable display device comprises a display panel; and a backplate attached to a side of the display panel and including a hard layer and first and second soft layer attached on lower and upper surfaces of the hard layer, respectively, wherein the hard layer has a difference in a distance from a reference line in a center portion and a first edge portion.Type: ApplicationFiled: December 28, 2015Publication date: February 2, 2017Inventors: Noh-Jin Myung, Gee-Sung Chae, Joo-Hye Park, Sang-Hak Shin, Tae-Hyoung Kwak
-
Publication number: 20160187931Abstract: Provided are a foldable plate and a foldable display device with the same. A foldable plate includes: a first area including a first material having a first elastic modulus, a second area including the first material, the second area being separate from the first area, a third area including a second material having a second elastic modulus lower than the first elastic modulus, the third area being interposed between the first area and the second area.Type: ApplicationFiled: December 29, 2015Publication date: June 30, 2016Applicant: LG Display Co., Ltd.Inventors: Noh Jin MYUNG, Se Jin JANG, Tae Hyoung KWAK
-
Publication number: 20160165697Abstract: A foldable display device adapted to minimize waviness caused by being folded and then unfolded is discussed. The foldable display device according to an embodiment includes a display panel, a flexible film and an adhesion layer interposed between the display panel and the flexible film. The adhesion layer is partially removed from a fold area of the foldable display device.Type: ApplicationFiled: December 7, 2015Publication date: June 9, 2016Applicant: LG DISPLAY CO., LTD.Inventors: Se Jin JANG, Noh Jin MYUNG, Tae Hyoung KWAK
-
Patent number: 9170445Abstract: Disclosed are a flexible liquid crystal display (LCD) device and a method of manufacturing the same. The flexible LCD device comprises a first flexible substrate and a second flexible substrate. A layer is disposed on the first flexible substrate and first pixel control lines are disposed on the second flexible substrate. The LCD device also includes polymer walls disposed between the first flexible substrate and the second flexible substrate that maintain a cell gap between the first flexible substrate and the second flexible substrate. The polymer walls are substantially aligned with the first pixel control lines and light transparent gaps in the layer disposed on the first flexible substrate.Type: GrantFiled: April 25, 2013Date of Patent: October 27, 2015Assignee: LG Display Co., Ltd.Inventors: Dong Guk Kim, Gee Sung Chae, Dongcheon Shin, Won Bong Jang, Joong Ha Lee, Tae Hyoung Kwak
-
Patent number: 8722158Abstract: Disclosed is a liquid crystal photo-alignment agent and a liquid crystal photo-alignment film manufactured using the same. The liquid crystal photo-alignment agent includes an epoxy compound represented by Chemical Formula 1, and a polymer including a polyamic acid, a polyimide, or a mixture thereof.Type: GrantFiled: June 2, 2011Date of Patent: May 13, 2014Assignee: Cheil Industries Inc.Inventors: Hyo-Ju Seo, Tae-Hyoung Kwak, Dong-Seon Uh, Jae-Deuk Yang
-
Publication number: 20140111746Abstract: Disclosed are a flexible liquid crystal display (LCD) device and a method of manufacturing the same. The flexible LCD device comprises a first flexible substrate and a second flexible substrate. A layer is disposed on the first flexible substrate and first pixel control lines are disposed on the second flexible substrate. The LCD device also includes polymer walls disposed between the first flexible substrate and the second flexible substrate that maintain a cell gap between the first flexible substrate and the second flexible substrate. The polymer walls are substantially aligned with the first pixel control lines and light transparent gaps in the layer disposed on the first flexible substrate.Type: ApplicationFiled: April 25, 2013Publication date: April 24, 2014Applicant: LG Display Co., Ltd.Inventors: Dong Guk KIM, Gee Sung CHAE, Dongcheon SHIN, Won Bong JANG, Joong Ha LEE, Tae Hyoung KWAK
-
Publication number: 20130123438Abstract: Disclosed is a liquid crystal alignment agent that includes a polymer including a polyamic acid including a repeating unit represented by the following Chemical Formula 1, polyimide including a repeating unit represented by the following Chemical Formula 2, or a combination thereof, wherein in Chemical Formulas 1 and 2, X1, X2, Y1 and Y2 are the same as defined in the detailed description.Type: ApplicationFiled: August 10, 2012Publication date: May 16, 2013Applicant: CHEIL INDUSTRIES INC.Inventors: Tae-Hyoung KWAK, Bum-Jin LEE, Jun-Seok KIM, Won-Seok DONG, Kyung-Soo MOON, Hyo-Ju SEO, Yo-Choul PARK, Yong-Tak YANG, Jung-Ah CHOI