Patents by Inventor Yui-Ku Lee
Yui-Ku 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: 20130141678Abstract: A display panel includes a first substrate and a second substrate facing the first substrate. The first and substrate includes a plurality of pixel areas and a non-pixel area disposed adjacent to the pixel areas. The display panel further includes a plurality of signal lines disposed on the second substrate. The display panel further includes a color filter disposed on the first substrate or the second substrate. The display panel further includes an inorganic layer disposed on the color filter layer, an organic layer disposed on the inorganic layer, and a conductive layer disposed on the organic layer.Type: ApplicationFiled: August 9, 2012Publication date: June 6, 2013Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: HongKee CHIN, YUNJONG YEO, Yui-Ku LEE, Yu-Gwang JEONG, Jin-Young CHOI, SANGGAB KIM
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Patent number: 8445914Abstract: A display substrate includes a transistor, a black matrix and a color spacer. The transistor is connected to a gate line, and a data line crossing the gate line. The black matrix includes a first light-blocking portion covering the gate line and the data line, and a second light-blocking portion covering a channel of the transistor. The second light-blocking portion has a thickness which is smaller than a thickness of the first light-blocking portion. The color spacer is disposed on the second light-blocking portion.Type: GrantFiled: September 30, 2010Date of Patent: May 21, 2013Assignee: Samsung Display Co., Ltd.Inventors: Yi-Seop Shim, Cheol-Gon Lee, Chul Huh, Yui-Ku Lee
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Publication number: 20130077284Abstract: A display apparatus includes a display panel, a light source, a polarizer, and a transparent reflective element. The display panel includes a color filter including a first portion and a second portion in a pixel area. The first portion has a first light transmittance. The second portion has a second light transmittance higher than the first light transmittance. The light source provides a light to the display panel. The polarizer is disposed between the light source and the display. The polarizer polarizes the light. The transparent reflective element is spaced apart from the display panel. The transparent reflective element reflects an image provided from the display panel.Type: ApplicationFiled: August 24, 2012Publication date: March 28, 2013Applicant: SAMSUNG DISPLAY CO., LTDInventors: Jong-Woong Chang, Chul Huh, Kyong-Sik Choi, Sang-Hun Lee, Yui-Ku Lee
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Patent number: 8363186Abstract: A thin film transistor includes: a substrate; a thin film transistor formed on the substrate; a first color filter and a second color filter formed on the thin film transistor and each having a through hole; a capping layer formed on the first color filter and the second color filter; and a pixel electrode formed on the capping layer and connected to the thin film transistor through the through hole, wherein the capping layer formed on the first color filter has a first opening exposing the through hole of the first color filter, the size of the first opening is larger than the size of the through hole, the capping layer formed on the second color filter has a second opening disposed inside the through hole of the second color filter, and the size of the second opening is smaller than the size of the through hole. Accordingly, the capping layer completely covers the green color filter which prevents damage to the green color filter in a dry etching process, and also prevents changes of a color coordinate.Type: GrantFiled: May 19, 2010Date of Patent: January 29, 2013Assignee: Samsung Display Co., Ltd.Inventors: Jin-Seuk Kim, Young-Je Cho, Chul Huh, Yong-Jo Kim, Sung-Hoon Kim, Yui-Ku Lee, Chang-Soon Jang
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Patent number: 8319917Abstract: A color filter composition is provided. The color filter composition according to an exemplary embodiment includes a colorant A including a pigment or a dye, a binder resin B, an initiator C, and an assistance colorant D, wherein the initiator absorbs light of an ultraviolet wavelength, and the assistance colorant has a transmittance of more than 60% between about wavelengths 300 nm to 400 nm.Type: GrantFiled: March 26, 2012Date of Patent: November 27, 2012Assignee: Samsung Display Co., Ltd.Inventors: Yui-Ku Lee, Sang Hun Lee, Yun Ho Lee, Se Ah Kwon, Sun-Young Chang, Jin A Seo
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Publication number: 20120257148Abstract: A liquid crystal display includes a color filter including a dye and a pigment, and the color filter is formed from a compound represented by the following Formula 1. wherein R1 is hydrogen or a substituted or unsubstituted C1-C5 alkyl group, X1, X2, and X3 are independently a NR2R3 group, OR4, a R5C?CR6R7 group, or a OC(?O)R8C?CR9R10 group, and R2 to R10 are independently hydrogen or a substituted or unsubstituted C1-C5 alkyl group.Type: ApplicationFiled: July 18, 2011Publication date: October 11, 2012Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin Seuk KIM, Chul HUH, Yui-Ku LEE, Sun-Young CHANG
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Patent number: 8184243Abstract: A liquid crystal display according to an exemplary embodiment of the present invention includes: a substrate; a red color filter, a green color filter, and a blue color filter arranged on the substrate and respectively including a red pigment, a green pigment, and a blue pigment; and a transparent color filter including a passivation layer including at least one of the red pigment, the green pigment, and the blue pigment, and the passivation layer is simultaneously formed with a spacer, the spacer including the same material as the passivation layer.Type: GrantFiled: March 23, 2009Date of Patent: May 22, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Jin-Seuk Kim, Byoung-Joo Kim, Yui-Ku Lee, Chang-Soon Jang
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Publication number: 20120086895Abstract: A liquid crystal display device with improved display quality is provided. The liquid crystal display device includes a signal line formed on a first substrate to extend generally in a first direction, a color filter at least partially overlapping the signal line, a black matrix pattern separated from the color filters by a separation region, and a column spacer pattern formed on the separation region.Type: ApplicationFiled: April 4, 2011Publication date: April 12, 2012Inventors: Sang-Hun Lee, Gwan-Soo Kim, Yui-Ku Lee, Se-Ah Kwon
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Publication number: 20120038867Abstract: A display substrate includes a substrate on which a first pixel area including a first light-blocking region, and a second pixel area adjacent to the first pixel area and including a second light-blocking region are defined, an insulating layer in the first and second light-blocking regions, a black matrix pattern layer on the insulating layer, a first column spacer in the first light-blocking region and protruding from the black matrix pattern layer, and a second column spacer in the second light-blocking region and protruding from the black matrix pattern layer. A height of a top surface of the first column spacer is different from a height of a top surface of the second column spacer, where the heights are taken with respect to the substrate.Type: ApplicationFiled: April 4, 2011Publication date: February 16, 2012Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Se-Ah KWON, Sang-Hun LEE, Gwan-Soo KIM, Yui-Ku LEE
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Publication number: 20110304804Abstract: A display device includes a light emitting unit and a display panel including a first color filter. The light emitting unit includes a light source generating a blue light, and a light-converting part converting the blue light into a white light and emitting the white light to an exterior. The first color filter, through which the white light passes, includes a first coloring agent that absorbs about 95% to about 100% of light having wavelength of about 420 nm to about 470 nm in the white light. Thus, a color reproducibility of the display device may be improved.Type: ApplicationFiled: November 1, 2010Publication date: December 15, 2011Inventors: Yui-Ku LEE, Chul HUH, Jin-Seuk KIM, Min KANG, Dong-Uk KANG, Sun-Young CHANG
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Patent number: 8071406Abstract: An array substrate includes a substrate including a display area and a peripheral area surrounding the display area, a transistor layer formed in the display area of the substrate and electrically connected to a gate line and a data line, a color filter formed in a pixel region on the transistor layer, a first light blocking member disposed between adjacent color filters, a first transparent member formed on the first light blocking member to cover the first light blocking member, a first color pattern formed in a peripheral area of the substrate and including substantially the same material as the color filter, and a second transparent member including substantially the same material as the first transparent member. The second transparent member is disposed in the peripheral area of the substrate to cover the first color pattern.Type: GrantFiled: April 17, 2009Date of Patent: December 6, 2011Assignee: Samsung Electronics Co., Ltd.Inventors: Sang-Ki Kwak, Min Kang, Se-Ah Kwon, Hyang-Shik Kong, Byung-Duk Yang, Sang-Hun Lee, Gwan-Soo Kim, Yui-Ku Lee
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Publication number: 20110291102Abstract: A thin film transistor array panel includes a substrate, a first thin film transistor formed on the substrate, a color filter formed on the first thin film transistor and having a through hole, a capping layer formed on the color filter and having an opening, and a pixel electrode formed on the capping layer and connected to the first thin film transistor through the through hole. The opening exposes the color filter outside the through hole.Type: ApplicationFiled: August 11, 2011Publication date: December 1, 2011Inventors: Jin-Seuk KIM, Yui-Ku LEE, Byoung-Joo KIM, Chul HUH
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Patent number: 8026522Abstract: A thin film transistor array panel includes a substrate, a first thin film transistor formed on the substrate, a color filter formed on the first thin film transistor and having a through hole, a capping layer formed on the color filter and having an opening, and a pixel electrode formed on the capping layer and connected to the first thin film transistor through the through hole. The opening exposes the color filter outside the through hole.Type: GrantFiled: May 6, 2009Date of Patent: September 27, 2011Assignee: Samsung Electronics Co., Ltd.Inventors: Jin-Seuk Kim, Yui-Ku Lee, Byoung-Joo Kim, Chul Huh
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Publication number: 20110222014Abstract: A liquid crystal display includes a first substrate and a second substrate facing each other, a first spacer and a second spacer on the first substrate and have different heights, and a liquid crystal layer between the first substrate and the second substrate and including a plurality of a liquid crystal molecule. The first spacer and the second spacer include a photosensitive material defining a maximum height of a spacer with respect to a predetermined a cross-section width dimension of the spacer, and heights less than the maximum height with respect to cross-section width dimensions larger than the predetermined cross-section width dimension. The first spacer and the second spacer can include a black pigment.Type: ApplicationFiled: October 8, 2010Publication date: September 15, 2011Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Gwan-Soo Kim, Chul Huh, Jin-Seuk Kim, Sang-Hun Lee, Yui-Ku Lee
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Publication number: 20110187631Abstract: A liquid crystal display includes a first insulation substrate, a plurality of gate lines and a plurality of data lines disposed on the first insulation substrate, a plurality of thin film transistors connected to the plurality of gate lines and the plurality of data lines, a plurality of pixel electrodes connected to the plurality of thin film transistors, a second insulation substrate disposed substantially opposite to the first insulation substrate; a plurality of column spacers disposed between the first and second insulation substrates and which supports the first and second insulation substrates, a light blocking member disposed on the first insulation substrate and including a sheet portion which includes an opening, a height controlling member disposed at the opening of the sheet portion of the light blocking member, where the plurality of column spacers is disposed on the height controlling member or the light blocking member.Type: ApplicationFiled: October 22, 2010Publication date: August 4, 2011Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sang-Hun LEE, Chul HUH, Gwan-Soo KIM, Se-Ah KWON, Yui-Ku LEE
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Publication number: 20110180798Abstract: A display substrate includes a transistor, a black matrix and a color spacer. The transistor is connected to a gate line, and a data line crossing the gate line. The black matrix includes a first light-blocking portion covering the gate line and the data line, and a second light-blocking portion covering a channel of the transistor. The second light-blocking portion has a thickness which is smaller than a thickness of the first light-blocking portion. The color spacer is disposed on the second light-blocking portion.Type: ApplicationFiled: September 30, 2010Publication date: July 28, 2011Applicant: SAMSUNG ELECTRONICS CO., LTDInventors: Yi-Seop SHIM, Cheol-Gon LEE, Chul HUH, Yui-Ku LEE
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Publication number: 20110122357Abstract: An exemplary embodiment of the present invention relates to a liquid crystal display having a display area and a non-display area which includes a first substrate and a second substrate facing the first substrate, a layer having a first opening, a spacer disposed in the first opening, and a first light blocking member disposed in the non-display area. The spacer is disposed in the first opening to maintain an interval between the first substrate and the second substrate. The spacer and the first light blocking member include the same material.Type: ApplicationFiled: May 28, 2010Publication date: May 26, 2011Applicant: Samsung Electronics Co., Ltd.Inventors: Sun-Young Chang, Chul Huh, Sang-Hun Lee, Gwan-Soo Kim, Yui-Ku Lee
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Publication number: 20110109852Abstract: A thin film transistor includes: a substrate; a thin film transistor formed on the substrate; a first color filter and a second color filter formed on the thin film transistor and each having a through hole; a capping layer formed on the first color filter and the second color filter; and a pixel electrode formed on the capping layer and connected to the thin film transistor through the through hole, wherein the capping layer formed on the first color filter has a first opening exposing the through hole of the first color filter, the size of the first opening is larger than the size of the through hole, the capping layer formed on the second color filter has a second opening disposed inside the through hole of the second color filter, and the size of the second opening is smaller than the size of the through hole. Accordingly, the capping layer completely covers the green color filter which prevents damage to the green color filter in a dry etching process, and also prevents changes of a color coordinate.Type: ApplicationFiled: May 19, 2010Publication date: May 12, 2011Inventors: Jin-Seuk KIM, Young-Je Cho, Chul Huh, Yong-Jo Kim, Sung-Hoon Kim, Yui-Ku Lee, Chang-Soon Jang
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Patent number: 7932986Abstract: A liquid crystal display includes a first substrate, a first signal line formed on the first substrate, the first signal line including a first portion and a second portion, wherein the second portion is thinner than the first portion, a second signal line insulated from the first signal line, the second signal line crossing the first signal line, a thin film transistor connected to the second signal line, a pixel electrode connected to the thin film transistor, an insulating layer formed on the first signal line, the second signal line, and the thin film transistor, the insulating layer including a first portion and a second portion, a first spacer formed on the first portion of the insulating layer, and a second spacer formed on the second portion of the insulating layer, wherein the second portion of the insulating layer overlaps the second portion of the first signal line, and the first portion and the second portion of the insulating layer have different surface heights.Type: GrantFiled: July 9, 2008Date of Patent: April 26, 2011Assignee: Samsung Electronics Co., Ltd.Inventors: Yui-Ku Lee, Chul Huh, Jin-Seuk Kim, Byoung-Joo Kim
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Publication number: 20100085515Abstract: A liquid crystal display according to an exemplary embodiment of the present invention includes: a substrate; a red color filter, a green color filter, and a blue color filter arranged on the substrate and respectively including a red pigment, a green pigment, and a blue pigment; and a transparent color filter including a passivation layer including at least one of the red pigment, the green pigment, and the blue pigment, and the passivation layer is simultaneously formed with a spacer, the spacer including the same material as the passivation layer.Type: ApplicationFiled: March 23, 2009Publication date: April 8, 2010Applicant: Samsung Electronics Co., Ltd.Inventors: Jin-Seuk KIM, Byoung-Joo KIM, Yui-Ku LEE, Chang-Soon JANG