Patents by Inventor Kyoung-Tai Han
Kyoung-Tai Han 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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Patent number: 9618793Abstract: A liquid crystal display device includes a liquid crystal display panel and a backlight unit providing light to the liquid crystal display panel. The liquid crystal display panel includes a first substrate on which a thin film transistor is disposed, a second substrate facing the first substrate, a liquid crystal layer disposed between the first substrate and the second substrate, and a first polarizer disposed on the second substrate having a plurality of metal patterns spaced apart from each other by an interval. The backlight unit faces the second substrate.Type: GrantFiled: August 2, 2013Date of Patent: April 11, 2017Assignee: Samsung Display Co., Ltd.Inventors: Jung-Gun Nam, Kyoung-Tai Han, Dae-Young Lee, Dae-Hwan Jang, Gug-Rae Jo, Atsushi Takakuwa
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Patent number: 9419025Abstract: The present invention relates to a display device, which includes a substrate; a first conductive layer disposed on the substrate and including a first terminal; a first insulating layer disposed on the first conductive layer; a second conductive layer disposed on the first insulating layer and including a second terminal; a second insulating layer disposed on the second conductive layer; a profile relieving member disposed on the second insulating layer; and a contact assistant disposed on the profile relieving member, in which the profile relieving member covers a portion of an edge of at least one of the first terminal and the second terminal.Type: GrantFiled: May 17, 2012Date of Patent: August 16, 2016Assignee: Samsung Display Co., Ltd.Inventors: Seong Young Lee, Kyoung Tai Han, Kyung-Suk Jung
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Patent number: 9268170Abstract: An array substrate includes; a substrate, a gate line and a data line disposed on the substrate, a thin film transistor (“TFT”) electrically connected to the gate line and the data line, a light blocking member disposed on the substrate and a first color filter and a second color filter disposed on the substrate. The light blocking member covers a portion of the first color filter and the second color filter covers a portion of the light blocking member.Type: GrantFiled: August 11, 2014Date of Patent: February 23, 2016Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Byung-Duk Yang, Eun-Guk Lee, Se-Hwan Yu, Kyoung-Tai Han, Su-Hyoung Kang, Kyung-Sook Jeon
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Patent number: 8912991Abstract: A liquid crystal display includes: a first gate line; a first data line crossing the first gate line; a first switching element connected with the first gate line and the first data line; a second switching element connected with the first gate line and the first data line; a first liquid crystal capacitor connected with the first switching element; a second liquid crystal capacitor connected with the second switching element; a boost switching element which is turned on during a time period not overlapping a time period during which the first switching element is turned on; and a boost capacitor including a first terminal connected with the boost switching element and a second terminal connected with the first liquid crystal capacitor.Type: GrantFiled: July 22, 2011Date of Patent: December 16, 2014Assignee: Samsung Display Co., Ltd.Inventors: Jong-In Kim, Min-Wook Park, Eun-Guk Lee, Young-Goo Song, Kyoung-Tai Han, Hyuk-Jin Kim, Hak-Bum Choi, Hyo-Seop Kim
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Publication number: 20140349426Abstract: An array substrate includes; a substrate, a gate line and a data line disposed on the substrate, a thin film transistor (“TFT”) electrically connected to the gate line and the data line, a light blocking member disposed on the substrate and a first color filter and a second color filter disposed on the substrate. The light blocking member covers a portion of the first color filter and the second color filter covers a portion of the light blocking member.Type: ApplicationFiled: August 11, 2014Publication date: November 27, 2014Inventors: Byung-Duk YANG, Eun-Guk LEE, Se-Hwan YU, Kyoung-Tai HAN, Su-Hyoung KANG, Kyung-Sook JEON
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Publication number: 20140293187Abstract: A liquid crystal display device includes a liquid crystal display panel and a backlight unit providing light to the liquid crystal display panel. The liquid crystal display panel includes a first substrate on which a thin film transistor is disposed, a second substrate facing the first substrate, a liquid crystal layer disposed between the first substrate and the second substrate, and a first polarizer disposed on the second substrate having a plurality of metal patterns spaced apart from each other by an interval. The backlight unit faces the second substrate.Type: ApplicationFiled: August 2, 2013Publication date: October 2, 2014Applicant: Samsung Display Co., Ltd.Inventors: Jung-Gun NAM, Kyoung-Tai Han, Dae-Young Lee, Dae-Hwan Jang, Gug-Rae Jo, Atsushi Takakuwa
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Patent number: 8841668Abstract: An array substrate includes; a substrate, a gate line and a data line disposed on the substrate, a thin film transistor (“TFT”) electrically connected to the gate line and the data line, a light blocking member disposed on the substrate and a first color filter and a second color filter disposed on the substrate. The light blocking member covers a portion of the first color filter and the second color filter covers a portion of the light blocking member.Type: GrantFiled: March 31, 2009Date of Patent: September 23, 2014Assignee: Samsung Display Co., Ltd.Inventors: Byung-Duk Yang, Eun-Guk Lee, Se-Hwan Yu, Kyoung-Tai Han, Su-Hyoung Kang, Kyung-Sook Jeon
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Patent number: 8610864Abstract: A liquid crystal display according to an exemplary embodiment of the present invention includes: a pixel electrode including a first subpixel electrode and a second subpixel electrode with a gap therebetween; a common electrode facing the pixel electrode; and a liquid crystal layer formed between the pixel electrode and the common electrode, and including a plurality of liquid crystal molecules, wherein the first and second subpixel electrodes include a plurality of minute branches, the first and second subpixel electrodes include a plurality of subregions having different length directions of the minute branches, and the width of the minute branches is wider than an interval between the neighboring minute branches.Type: GrantFiled: September 16, 2009Date of Patent: December 17, 2013Assignee: Samsung Display Co., Ltd.Inventors: Eun-Guk Lee, Byung-Duk Yang, Hyang-Shik Kong, Se-Hwan Yu, Sang-ki Kwak, Kyoung-Tai Han, Dong-Yoon Kim
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Patent number: 8525963Abstract: A liquid crystal display capable of reducing the stray capacitance of a non-display region and a method of manufacturing the same. The liquid crystal display includes a first substrate, gate lines and data lines intersecting each other on the first substrate to define pixels, a second substrate arranged opposite to the first substrate, a common electrode formed in a display area of the second substrate in which an image is displayed, and a floating electrode formed in a non-display region of the second substrate in which no image is displayed.Type: GrantFiled: July 1, 2009Date of Patent: September 3, 2013Assignee: Samsung Display Co., Ltd.Inventors: Kyoung-Tai Han, Seong-Young Lee, Hyang-Shik Kong, Se-Hwan Yu, Byung-Duk Yang, Su-Hyoung Kang, Kyung-Sook Jeon
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Patent number: 8502949Abstract: A display panel includes a first display substrate, a second display substrate, and a liquid crystal layer. The first display substrate includes a first base substrate having a plurality of display cells, a plurality of data lines, a plurality of gate lines, and a plurality of pixel electrodes. The data lines, the gate lines and the pixel electrodes are respectively separated in each of the display cells. The second display substrate includes a second base substrate, a light blocking pattern corresponding to the data lines and the gate lines, a common electrode facing the pixel electrodes, and a common line overlapping with the blocking pattern. The liquid crystal layer is disposed between the first and second display substrate.Type: GrantFiled: April 11, 2011Date of Patent: August 6, 2013Assignee: Samsung Display Co., Ltd.Inventors: Kyoung-Tai Han, Eun-Guk Lee, Young-Goo Song, Hyuk-Jin Kim, Min-Wook Park, Jong-In Kim, Hyo-Seop Kim
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Patent number: 8493540Abstract: A display panel comprises a first substrate, a second substrate including a display area and a peripheral area surrounding the display area, a transistor layer including, formed in the display area of the substrate, at least one transistor connected to a gate line and a data line, at least one color filter formed in a plurality of pixel regions on the transistor layer, a light blocking member disposed between the color filters, at least one pixel electrode formed on the color filter, an opaque spacing part formed on the color filter corresponding to the transistor so as to maintain a cell gap between the first and second substrates. The light blocking member in some embodiments of the invention is not formed on the first and second transistors to allow for inspection of a channel in the transistor.Type: GrantFiled: December 15, 2008Date of Patent: July 23, 2013Assignee: Samsung Display Co., Ltd.Inventors: Kyoung-Tai Han, Jang-Soo Kim, Byung-Duk Yang
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Publication number: 20130161624Abstract: The present invention relates to a display device, which includes a substrate; a first conductive layer disposed on the substrate and including a first terminal; a first insulating layer disposed on the first conductive layer; a second conductive layer disposed on the first insulating layer and including a second terminal; a second insulating layer disposed on the second conductive layer; a profile relieving member disposed on the second insulating layer; and a contact assistant disposed on the profile relieving member, in which the profile relieving member covers a portion of an edge of at least one of the first terminal and the second terminal.Type: ApplicationFiled: May 17, 2012Publication date: June 27, 2013Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: Seong Young LEE, Kyoung Tai HAN, Kyung-Suk JUNG
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Patent number: 8471981Abstract: A display apparatus includes: a substrate including display areas and a non-display area disposed around edges of the display areas; gate lines disposed in the display areas; data lines disposed in the display areas and crossing the gate lines; pixels disposed in the display areas and connected to the gate lines and data lines; and a gate driver disposed in the peripheral area, between the display areas. The gate driver is connected to the gate lines, to output gate signals to the gate lines.Type: GrantFiled: July 26, 2011Date of Patent: June 25, 2013Assignee: Samsung Display Co., Ltd.Inventors: Hyuk-Jin Kim, Kyoung Tai Han, SangKi Kwak, HyungJun Park
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Patent number: 8345195Abstract: The present invention relates to a liquid crystal display. The liquid crystal display includes a first substrate and a second substrate facing each other; a liquid crystal layer interposed between the first substrate and the second substrate; a sealant coupling the first substrate and the second substrate and enclosing the liquid crystal layer; a display signal line arranged on the first substrate and including an end portion; and a first spacer disposed between the end portion of the display signal line and the sealant. The liquid crystal layer includes liquid crystal molecules exhibiting a pretilt alignment with respect to the first and second substrates.Type: GrantFiled: April 22, 2010Date of Patent: January 1, 2013Assignee: Samsung Display Co., Ltd.Inventors: Kyoung-Tai Han, Eun-Guk Lee, Dong-Yoon Kim, Hyung-Jun Park
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Publication number: 20120236222Abstract: A liquid crystal display includes: a first gate line; a first data line crossing the first gate line; a first switching element connected with the first gate line and the first data line; a second switching element connected with the first gate line and the first data line; a first liquid crystal capacitor connected with the first switching element; a second liquid crystal capacitor connected with the second switching element; a boost switching element which is turned on during a time period not overlapping a time period during which the first switching element is turned on; and a boost capacitor including a first terminal connected with the boost switching element and a second terminal connected with the first liquid crystal capacitor.Type: ApplicationFiled: July 22, 2011Publication date: September 20, 2012Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jong-In KIM, Min-Wook PARK, Eun-Guk LEE, Young-Goo SONG, Kyoung-Tai HAN, Hyuk-Jin KIM, Hak-Bum CHOI, Hyo-Seop KIM
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Patent number: 8253891Abstract: A thin film transistor array panel includes: a substrate, a plurality of gate and data lines, a thin film transistor, a light blocking member, a color filter, and a pixel electrode. The substrate includes a display area having a plurality of pixels and a non-display area. The gate lines and data lines are formed on the substrate. The thin film transistor is connected to a respective gate line and data line of the plurality of gate and data lines. The light blocking member is formed on the non-display area, the gate line, the data line, and the thin film transistor. The color filter is formed on the light blocking member. The pixel electrode is formed on the color filter. The color filter covers the entire light blocking member of the non-display area.Type: GrantFiled: April 17, 2009Date of Patent: August 28, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Se-Hwan Yu, Hyang-Shik Kong, Jang-Soo Kim, Byung-Duk Yang, Kyoung-Tai Han
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Publication number: 20120194773Abstract: A display apparatus includes: a substrate including display areas and a non-display area disposed around edges of the display areas; gate lines disposed in the display areas; data lines disposed in the display areas and crossing the gate lines; pixels disposed in the display areas and connected to the gate lines and data lines; and a gate driver disposed in the peripheral area, between the display areas. The gate driver is connected to the gate lines, to output gate signals to the gate lines.Type: ApplicationFiled: July 26, 2011Publication date: August 2, 2012Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyuk-Jin KIM, Kyoung Tai HAN, SangKi KWAK, HyungJun PARK
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Publication number: 20120140160Abstract: A display panel includes a first display substrate, a second display substrate, and a liquid crystal layer. The first display substrate includes a first base substrate having a plurality of display cells, a plurality of data lines, a plurality of gate lines, and a plurality of pixel electrodes. The data lines, the gate lines and the pixel electrodes are respectively separated in each of the display cells. The second display substrate includes a second base substrate, a light blocking pattern corresponding to the data lines and the gate lines, a common electrode facing the pixel electrodes, and a common line overlapping with the blocking pattern. The liquid crystal layer is disposed between the first and second display substrate.Type: ApplicationFiled: April 11, 2011Publication date: June 7, 2012Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kyoung-Tai HAN, Eun-Guk LEE, Young-Goo SONG, Hyuk-Jin KIM, Min-Wook PARK, Jong-In KIM, Hyo-Seop KIM
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Patent number: 8017949Abstract: Provided are a thin-film transistor (TFT) substrate which can facilitate the formation of contact holes and has improved reliability and a method of fabricating the TFT substrate. The TFT substrate includes a gate wiring formed on an insulating substrate; a data wiring defining a pixel region by intersecting the gate wiring, the data wiring including a source electrode and a drain electrode; a plurality of black matrix barrier ribs formed along the boundaries of the pixel region; a color filter formed to cover the pixel region; a pixel electrode formed on the color filter; and a plurality of contact holes formed through the color filter near the corners of the pixel region through which the pixel electrode and the drain electrode contact each other.Type: GrantFiled: May 19, 2009Date of Patent: September 13, 2011Assignee: Samsung Electronics Co., Ltd.Inventors: Eun-Guk Lee, Jang-Soo Kim, Hyang-Shik Kong, Sang-Soo Kim, Shi-Yul Kim, Yoon-Ho Kang, Hoon Kang, Byung-Duk Yang, Kyoung-Tai Han, Dong-Yoon Kim
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Publication number: 20110090443Abstract: The present invention relates to a liquid crystal display. The liquid crystal display includes a first substrate and a second substrate facing each other; a liquid crystal layer interposed between the first substrate and the second substrate; a sealant coupling the first substrate and the second substrate and enclosing the liquid crystal layer; a display signal line arranged on the first substrate and including an end portion; and a first spacer disposed between the end portion of the display signal line and the sealant. The liquid crystal layer includes liquid crystal molecules exhibiting a pretilt alignment with respect to the first and second substrates.Type: ApplicationFiled: April 22, 2010Publication date: April 21, 2011Applicant: Samsung Electronics Co., Ltd.Inventors: Kyoung-Tai HAN, Eun-Guk Lee, Dong-Yoon Kim, Hyung-Jun Park