Patents by Inventor Seung-Ryull Park
Seung-Ryull Park 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: 11437725Abstract: A flat panel antenna includes a first substrate on which a radiation patch and a ground plane are provided; a second substrate; a liquid crystal layer between the first substrate and the second substrate; and a feed portion adjacent to the second substrate, wherein the ground plane includes a slot, wherein the feed portion includes a first spacing part, a second spacing part and a feed line between the first spacing part and the second spacing part, and wherein a thickness of the first substrate is greater than a thickness of the second substrate.Type: GrantFiled: July 24, 2020Date of Patent: September 6, 2022Assignee: LG DISPLAY CO., LTD.Inventors: Min-Geun Choi, Seung-Ryull Park, Soo-In Jo, Lae-Bong Jang
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Publication number: 20210028545Abstract: A flat panel antenna includes a first substrate on which a radiation patch and a ground plane are provided; a second substrate; a liquid crystal layer between the first substrate and the second substrate; and a feed portion adjacent to the second substrate, wherein the ground plane includes a slot, wherein the feed portion includes a first spacing part, a second spacing part and a feed line between the first spacing part and the second spacing part, and wherein a thickness of the first substrate is greater than a thickness of the second substrate.Type: ApplicationFiled: July 24, 2020Publication date: January 28, 2021Applicant: LG Display Co., Ltd.Inventors: Min-Geun CHOI, Seung-Ryull PARK, Soo-In JO, Lae-Bong JANG
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Patent number: 10795207Abstract: An example of the present invention provides a quantum rod layer including: a photo-induced polymer including a base polymer aligned along a first direction and a photo-reactive group combined to the base polymer; and a quantum rod aligned along the first direction.Type: GrantFiled: December 30, 2015Date of Patent: October 6, 2020Assignee: LG DISPLAY CO., LTD.Inventors: Seung-Ryull Park, Hyun-Jin Park, Han-Jin Ahn
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Publication number: 20170031211Abstract: An example of the present invention provides a quantum rod layer including: a photo-induced polymer including a base polymer aligned along a first direction and a photo-reactive group combined to the base polymer; and a quantum rod aligned along the first direction.Type: ApplicationFiled: December 30, 2015Publication date: February 2, 2017Applicant: LG DISPLAY CO., LTD.Inventors: Seung-Ryull Park, Hyun-Jin Park, Han-Jin Ahn
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Patent number: 9223178Abstract: A liquid crystal display device includes an array substrate including gate and data lines crossing each other on a first substrate to define a pixel region, and a thin film transistor and a pixel electrode in the pixel region, a color filter substrate including a black matrix on a second substrate and including an opening corresponding to the pixel region, and a color filter layer filling the opening, and a liquid crystal layer including a first patterned spacer contacting the array substrate and the color filter substrate, and corresponding to the thin film transistor of the array substrate, and a second patterned spacer having a first width along a length direction of the gate line, and a second width along a width direction of the gate line, contacting the color filter substrate and being spaced apart from the array substrate, and corresponding to the gate line.Type: GrantFiled: June 14, 2011Date of Patent: December 29, 2015Assignee: LG DISPLAY CO., LTD.Inventors: So-Young Noh, Seung-Ryull Park, Jin-Pil Kim
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Patent number: 9151992Abstract: A color filter substrate includes a substrate in which a plurality of pixel areas are defined; a black matrix formed on the substrate, and having a plurality of openings in correspondence to the pixel areas; a color filter layer formed on the substrate, and including a red color filter, a green color filter, and a blue color filter that are sequentially arranged in a first direction in correspondence to the pixel areas; and a plurality of first column spacers and a plurality of second column spacers formed over the black matrix, and having different heights, wherein a height of each of the first column spacers is higher than a height of each of the second column spacers, and an arrangement density of the first column spacers is lower than an arrangement density of the second column spacers.Type: GrantFiled: December 26, 2012Date of Patent: October 6, 2015Assignee: LG Display Co., Ltd.Inventors: Min-Kyung Lee, Jae-Kyun Lee, Seung-Ryull Park, Kyung-Mo Son, Ji-Hye Lee, Jeong-Gi Yun
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Patent number: 9057907Abstract: A mask for forming a black matrix for a display device that includes a data line having a bending structure with respect to a central portion of a pixel region includes a edge frame having a rectangular shape, and a base plate disposed on the edge frame and including a light-transmitting portion and a light-blocking portion, wherein the light-transmitting portion includes first light-transmitting patterns and light-controlling portions between adjacent first light-transmitting patterns, and the light-transmitting portion further includes a bending portion corresponding to the central portion of the pixel region, and wherein the bending portion is disposed with a same distance from the light-transmitting patterns adjacent thereto.Type: GrantFiled: November 23, 2011Date of Patent: June 16, 2015Assignee: LG Display Co., Ltd.Inventors: Jin-Pil Kim, Seung-Ryull Park, So-Young Noh, Jin-Bok Lee
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Publication number: 20140085558Abstract: A color filter substrate includes a substrate in which a plurality of pixel areas are defined; a black matrix formed on the substrate, and having a plurality of openings in correspondence to the pixel areas; a color filter layer formed on the substrate, and including a red color filter, a green color filter, and a blue color filter that are sequentially arranged in a first direction in correspondence to the pixel areas; and a plurality of first column spacers and a plurality of second column spacers formed over the black matrix, and having different heights, wherein a height of each of the first column spacers is higher than a height of each of the second column spacers, and an arrangement density of the first column spacers is lower than an arrangement density of the second column spacers.Type: ApplicationFiled: December 26, 2012Publication date: March 27, 2014Inventors: Min-Kyung LEE, Jae-Kyun LEE, Seung-Ryull PARK, Kyung-Mo SON, Ji-Hye LEE, Jeong-Gi YUN
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Patent number: 8551674Abstract: A photomask for a proximate type exposure apparatus includes: a transparent substrate; and a transcribing pattern and a peripheral region surrounding the transcribing pattern on the transparent substrate, the transcribing pattern having at least one bar including a plurality of discontinuous regions and a plurality of light controlling regions between the two adjacent discontinuous regions, the plurality of discontinuous regions capable of forming at least one continuous photoresist bar by exposing and developing a photoresist material.Type: GrantFiled: July 21, 2011Date of Patent: October 8, 2013Assignee: LG Display Co., Ltd.Inventors: So-Young Noh, Seung-Ryull Park, Jin-Pil Kim
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Patent number: 8426229Abstract: Disclosed is a method of fabricating a LCD device that includes forming sacrifice layer patterns in a pixel region while forming a gate line, a first storage electrode, and a gate pad on a substrate; sequentially forming a gate insulation film, an amorphous silicon film, an impurity-doped amorphous silicon film, and a source/drain metal film on a substrate, forming a transparent conductive material on the substrate covered with a protection and then patterning the transparent conductive material to form a second storage electrode overlapping the first storage electrode and an electrode pattern having a part overlapping an area of one side edge of the sacrifice layer patterns and the other part formed on the substrate; and simultaneously forming a common electrode and a pixel electrode in the pixel region by performing a lift-off process to remove the sacrifice layer patterns on the substrate where the electrode pattern is formed.Type: GrantFiled: August 3, 2010Date of Patent: April 23, 2013Assignee: LG Display Co., Ltd.Inventors: Seung Ryull Park, Kyung Mo Son
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Publication number: 20120268813Abstract: A mask for forming a black matrix for a display device that includes a data line having a bending structure with respect to a central portion of a pixel region includes a edge frame having a rectangular shape, and a base plate disposed on the edge frame and including a light-transmitting portion and a light-blocking portion, wherein the light-transmitting portion includes first light-transmitting patterns and light-controlling portions between adjacent first light-transmitting patterns, and the light-transmitting portion further includes a bending portion corresponding to the central portion of the pixel region, and wherein the bending portion is disposed with a same distance from the light-transmitting patterns adjacent thereto.Type: ApplicationFiled: November 23, 2011Publication date: October 25, 2012Inventors: Jin-Pil Kim, Seung-Ryull Park, So-Young Noh, Jin-Bok Lee
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Patent number: 8253916Abstract: An LCD device according to the present invention includes having first and second substrates facing each other gate and data lines crossing each other to define a pixel region, a thin film transistor including a gate electrode protruding from the gate line, a source electrode protruding from the data line and a drain electrode spaced from the source electrode at a predetermined interval, a metal pattern over a predetermined portion of the gate line, a passivation layer over the data line and the metal pattern to have a contact hole exposing the drain electrode and a storage hole exposing the metal pattern, a pixel electrode on the pixel region over the contact hole and the storage hole, a column spacer contacting with the pixel electrode through the storage hole and a liquid crystal layer between the first and second substrates.Type: GrantFiled: April 7, 2006Date of Patent: August 28, 2012Inventors: Seung Ryull Park, Joon Dong Lee
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Patent number: 8233120Abstract: A liquid crystal display device includes gate and data lines defining a pixel region on a first substrate. A first insulating layer covers the gate line and a gate electrode. A thin film transistor, formed at a crossing region of the gate and data lines, has the gate electrode, a semiconductor layer, a source electrode, and a drain electrode. A red, green or blue color filter is formed over the first insulating layer in the pixel region. A drain contact hole exposes the drain electrode. A light-shielding color filter pattern including at least two of red, green and blue resins is formed over the semiconductor layer. A pixel electrode is formed over the color filter in the pixel region and contacts the drain electrode. A common electrode is formed on a second substrate facing the first substrate with a liquid crystal layer interposed between the common and pixel electrodes.Type: GrantFiled: January 4, 2012Date of Patent: July 31, 2012Assignee: LG Display Co., Ltd.Inventors: Woong-Kwon Kim, Seung-Ryull Park
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Patent number: 8212976Abstract: A liquid crystal display device includes opposing substrates. One of the substrates has a thin film transistor and a color filter formed thereon. A spacer formed between the substrates maintains a cell gap. A light shielding layer is formed at a lower portion of the spacer and overlaps the thin film transistor. The light shielding layer has a pattern substantially identical to the spacer. The light shielding layer and the spacer are simultaneously formed using the same photolithographic process steps.Type: GrantFiled: May 28, 2010Date of Patent: July 3, 2012Assignee: LG Display Co., Ltd.Inventor: Seung Ryull Park
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Publication number: 20120099073Abstract: A rubbing method and a method of fabricating a liquid crystal display (LCD) device using the same are discussed. The rubbing method is capable of decreasing disclination and rubbing tails resulting from a pattern of a high stair-step such as a column spacer. The rubbing method includes loading a substrate having an alignment layer formed thereon on a stage; performing a primary rubbing process on the alignment layer, by rotating a first rubbing roll on which a first rubbing cloth is rolled, in an opposite direction to a forming direction of a desired pretilt angle; and performing a secondary rubbing process on the primarily-rubbed alignment layer, by rotating a second rubbing roll on which a second rubbing cloth is rolled, in the forming direction of the desired pretilt angle.Type: ApplicationFiled: October 20, 2011Publication date: April 26, 2012Applicant: LG DISPLAY CO., LTD.Inventors: Seung-Ryull PARK, So-Young NOH, Sung-Ki KIM, Jin-Pil KIM, Kyung-Mo SON, Jae-Won LEE
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Publication number: 20120099059Abstract: A liquid crystal display device includes gate and data lines defining a pixel region on a first substrate. A first insulating layer covers the gate line and a gate electrode. A thin film transistor, formed at a crossing region of the gate and data lines, has the gate electrode, a semiconductor layer, a source electrode, and a drain electrode. A red, green or blue color filter is formed over the first insulating layer in the pixel region. A drain contact hole exposes the drain electrode. A light-shielding color filter pattern including at least two of red, green and blue resins is formed over the semiconductor layer. A pixel electrode is formed over the color filter in the pixel region and contacts the drain electrode. A common electrode is formed on a second substrate facing the first substrate with a liquid crystal layer interposed between the common and pixel electrodes.Type: ApplicationFiled: January 4, 2012Publication date: April 26, 2012Applicant: LG Display Co., Ltd.Inventors: Woong-Kwon Kim, Seung-Ryull Park
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Publication number: 20120081641Abstract: A liquid crystal display device includes an array substrate including gate and data lines crossing each other on a first substrate to define a pixel region, and a thin film transistor and a pixel electrode in the pixel region, a color filter substrate including a black matrix on a second substrate and including an opening corresponding to the pixel region, and a color filter layer filling the opening, and a liquid crystal layer including a first patterned spacer contacting the array substrate and the color filter substrate, and corresponding to the thin film transistor of the array substrate, and a second patterned spacer having a first width along a length direction of the gate line, and a second width along a width direction of the gate line, contacting the color filter substrate and being spaced apart from the array substrate, and corresponding to the gate line.Type: ApplicationFiled: June 14, 2011Publication date: April 5, 2012Inventors: So-Young Noh, Seung-Ryull Park, Jin-Pil Kim
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Patent number: 8107038Abstract: A liquid crystal display device includes gate and data lines defining a pixel region on a first substrate. A first insulating layer covers the gate line and a gate electrode. A thin film transistor, formed at a crossing region of the gate and data lines, has the gate electrode, a semiconductor layer, a source electrode, and a drain electrode. A red, green or blue color filter is formed over the first insulating layer in the pixel region. A drain contact hole exposes the drain electrode. A light-shielding color filter pattern including at least two of red, green and blue resins is formed over the semiconductor layer. A pixel electrode is formed over the color filter in the pixel region and contacts the drain electrode. A common electrode is formed on a second substrate facing the first substrate with a liquid crystal layer interposed between the common and pixel electrodes.Type: GrantFiled: December 10, 2003Date of Patent: January 31, 2012Assignee: LG Display Co. Ltd.Inventors: Woong-Kwon Kim, Seung-Ryull Park
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Publication number: 20120021342Abstract: A photomask for a proximate type exposure apparatus includes: a transparent substrate; and a transcribing pattern and a peripheral region surrounding the transcribing pattern on the transparent substrate, the transcribing pattern having at least one bar including a plurality of discontinuous regions and a plurality of light controlling regions between the two adjacent discontinuous regions, the plurality of discontinuous regions capable of forming at least one continuous photoresist bar by exposing and developing a photoresist material.Type: ApplicationFiled: July 21, 2011Publication date: January 26, 2012Inventors: So-Young NOH, Seung-Ryull Park, Jin-Pil Kim
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Patent number: 8035766Abstract: An array substrate device having a color filter-on thin film transistor (COT) structure for a liquid crystal display device includes a gate line formed on a substrate along a transverse direction, the gate line including a gate pad at one end thereof, a first insulating layer formed on the substrate to cover the gate line, the first insulating layer exposing a first portion of the gate pad, a data line formed over the first insulating layer along a longitudinal direction on the substrate, the data line defining a pixel region with the gate line and including a data pad at one end thereof, a thin film transistor formed at a crossing region of the gate and data lines, the thin film transistor including a gate electrode, a semiconductor layer, a source electrode, and a drain electrode, a black matrix overlapping the thin film transistor, the gate line, and the data line except a second portion of the drain electrode, a second insulating layer formed over an entire surface of the substrate to cover the black matrType: GrantFiled: December 3, 2009Date of Patent: October 11, 2011Assignee: LG Display Co., Ltd.Inventors: Woong-Kwon Kim, Youn-Gyoung Chang, Seung-Ryull Park