Patents by Inventor Yang-Ho Jung
Yang-Ho Jung 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: 8809467Abstract: An organic layer composition and a liquid crystal display including the same are provided. An organic layer composition according to an exemplary embodiment includes a binder formed by copolymerizing compounds included in a first group and a second group, wherein the first group includes an acryl-based compound and the second group includes a compound without a —COO— group.Type: GrantFiled: March 12, 2010Date of Patent: August 19, 2014Assignee: Samsung Display Co., Ltd.Inventors: Hoon Kang, Jae-Sung Kim, Yang-Ho Jung, Jin-Ho Ju, Doo-Hee Jung, Jung-In Park, Shi-Yul Kim
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Publication number: 20140147976Abstract: An exposure mask includes a first transmission portion, a second transmission portion, and a blocking portion. The first transmission portion is configured to, when illuminated with light, transmit the light at a first energy level. The first transmission portion is disposed in association with formation of a first contact hole in an underlying layer. The second transmission portion is configured to, when illuminated with the light, transmit the light at a second energy level. The second transmission portion is disposed in association with formation of a second contact hole in the underlying layer. The blocking portion is configured to block the light, and is disposed in association with a boundary region between a first region and a second region of the underlying layer. The second transmission portion is further configured to enable the second contact hole to be formed deeper into the underlying layer than the first contact hole.Type: ApplicationFiled: March 15, 2013Publication date: May 29, 2014Applicant: Samsung Display Co., Ltd.Inventors: Seung-Bo SHIM, Jun-Gi Kim, Yong-Jun Park, Yang-Ho Jung, Jin-Ho Ju
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Publication number: 20140124775Abstract: A coating solution coating solution for forming a transparent dielectric thin film is provided. The coating solution includes a precursor for a first substance including aluminum, a precursor for a second substance including zirconium, and a solvent that dissolves the first and second substances. The solvent is composed of a first solvent and a second solvent.Type: ApplicationFiled: September 3, 2013Publication date: May 8, 2014Applicant: Industry-Academic Cooperation Foundation, Yonsei UniversityInventors: Joo Ho Moon, Woo Seok Yang, Keun Kyu Song, Yang Ho Jung
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Patent number: 8629861Abstract: A manufacturing method of a thin film transistor array panel includes forming a gate line, forming a gate insulating layer on the gate line, forming a data line including a drain electrode on the gate insulating layer, forming a passivation layer on the gate insulating layer, the data line, and the drain electrode, forming a negative photosensitive organic layer on the passivation layer, heat treating the negative photosensitive organic layer to form an insulating layer including a first portion, and a second portion that is thinner than the first portion, and forming a pixel electrode, a first contact assistant, and a second contact assistant on the insulating layer. The pixel electrode is disposed on the first portion, the first and second contact assistants are disposed on the second portion, and the thickness of the second portion is less than about 1.5 micrometers (?m).Type: GrantFiled: May 2, 2013Date of Patent: January 14, 2014Assignee: Samsung Display Co., Ltd.Inventors: Jae-Sung Kim, Hoon Kang, Yang-Ho Jung
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Publication number: 20130335664Abstract: A display panel includes a substrate, a thin film transistor on the substrate, a first electrode electrically connected to the thin film transistor, a first insulation layer covering the first electrode, an image displaying layer disposed on the first insulation layer, a second insulation layer disposed on the image displaying layer, a second electrode disposed on the second insulation layer and insulated from the first electrode, and a protecting layer disposed on the second electrode. The protecting layer surrounds a portion of an upper surface and a side surface of the image displaying layer. The protecting layer includes a light curable material.Type: ApplicationFiled: January 3, 2013Publication date: December 19, 2013Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: Seung-Bo SHIM, Yang-Ho JUNG, Jin-Ho JU, Da-Woon KIM, Jun-Gi KIM
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Patent number: 8587761Abstract: A liquid crystal display includes a first substrate, a gate line and first and second data lines disposed on the first substrate, a first thin film transistor connected to the gate line and the first data line, a second thin film transistor connected to the gate line and the second data line, a color filter disposed on the first substrate, a protrusion disposed on the color filter, a first pixel electrode including a first linear electrode disposed on the protrusion and connected to the first thin film transistor, a second pixel electrode including a second linear electrode disposed on the protrusion and connected to the second thin film transistor, a second substrate disposed facing the first substrate, and blue phase liquid crystal disposed between the first substrate and the second substrate.Type: GrantFiled: May 14, 2012Date of Patent: November 19, 2013Assignee: Samsung Display Co., Ltd.Inventors: Hoon Kang, Yong-Hwan Shin, Hong-Jo Park, Jae-Sung Kim, Yang-Ho Jung
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Publication number: 20130248868Abstract: A display panel includes a base substrate, a common electrode, a liquid crystal layer, a pixel electrode, a gate line, a data line, a switching element, a color filter and a light blocking pattern. The base substrate includes a trench. The common electrode is disposed in the trench. The liquid crystal layer is disposed in the trench and disposed on the common electrode. The pixel electrode is disposed on the base substrate and the liquid crystal layer. The gate line, the data line and the switching element are disposed on the base substrate and the pixel electrode. The color filter and the light blocking pattern are disposed on the gate line, the data line and the switching element.Type: ApplicationFiled: September 5, 2012Publication date: September 26, 2013Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: Yang-Ho JUNG, Seung-Bo SHIM, Jin-Ho JU, Jun-Gi KIM
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Publication number: 20130240889Abstract: A manufacturing method of a thin film transistor array panel includes forming a gate line, forming a gate insulating layer on the gate line, forming a data line including a drain electrode on the gate insulating layer, forming a passivation layer on the gate insulating layer, the data line, and the drain electrode, forming a negative photosensitive organic layer on the passivation layer, heat treating the negative photosensitive organic layer to form an insulating layer including a first portion, and a second portion that is thinner than the first portion, and forming a pixel electrode, a first contact assistant, and a second contact assistant on the insulating layer. The pixel electrode is disposed on the first portion, the first and second contact assistants are disposed on the second portion, and the thickness of the second portion is less than about 1.5 micrometers (?m).Type: ApplicationFiled: May 2, 2013Publication date: September 19, 2013Applicant: Samsung Display Co., Ltd.Inventors: Jae-Sung KIM, Hoon KANG, Yang-Ho JUNG
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Patent number: 8519408Abstract: Disclosed is a method of producing a thin film transistor substrate having high light sensitivity, heat-resistance, impact resistance, and a photosensitive composition used by the same, the method including forming data wires on an insulating substrate, forming an organic insulating film on the data wires by applying a photosensitive composition comprising a terpolymer, where the terpolymer is derived from monomers of an unsaturated carboxylic acid, an unsaturated carboxylic acid anhydride, or a mixture thereof, an unsaturated epoxy group-containing compound, and an olefinic compound.Type: GrantFiled: August 30, 2012Date of Patent: August 27, 2013Assignee: Samsung Display Co., Ltd.Inventors: Hoon Kang, Jae-sung Kim, Yang-ho Jung, Hi-kuk Lee
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Patent number: 8501512Abstract: A manufacturing method of a thin film transistor array panel includes forming a gate line, forming a gate insulating layer on the gate line, forming a data line including a drain electrode on the gate insulating layer, forming a passivation layer on the gate insulating layer, the data line, and the drain electrode, forming a negative photosensitive organic layer on the passivation layer, heat treating the negative photosensitive organic layer to form an insulating layer including a first portion, and a second portion that is thinner than the first portion, and forming a pixel electrode, a first contact assistant, and a second contact assistant on the insulating layer. The pixel electrode is disposed on the first portion, the first and second contact assistants are disposed on the second portion, and the thickness of the second portion is less than about 1.5 micrometers (?m).Type: GrantFiled: October 22, 2010Date of Patent: August 6, 2013Assignee: Samsung Display Co., Ltd.Inventors: Jae-Sung Kim, Hoon Kang, Yang-Ho Jung
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Publication number: 20120328991Abstract: Disclosed is a method of producing a thin film transistor substrate having high light sensitivity, heat-resistance, impact resistance, and a photosensitive composition used by the same, the method including forming data wires on an insulating substrate, forming an organic insulating film on the data wires by applying a photosensitive composition comprising a terpolymer, where the terpolymer is derived from monomers of an unsaturated carboxylic acid, an unsaturated carboxylic acid anhydride, or a mixture thereof, an unsaturated epoxy group-containing compound, and an olefinic compound.Type: ApplicationFiled: August 30, 2012Publication date: December 27, 2012Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hoon KANG, Jae-sung KIM, Yang-ho JUNG, Hi-kuk LEE
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Patent number: 8324003Abstract: A thin film transistor display panel includes gate wiring formed on an insulation substrate and including gate lines, and gate electrodes and gate pads connected to the gate lines; a gate insulation layer covering the gate wiring; a semiconductor pattern formed over the gate insulation layer; data wiring formed over the gate insulation layer or the semiconductor pattern and including source electrodes, drain electrodes, and data pads; a protection layer including a Nega-PR type of organic insulating layer formed all over the semiconductor pattern and the data wiring, wherein the thickness of the Nega-PR type of organic insulating layer in both the gate and data pad regions is smaller than in the other regions; and a pixel electrode connected to the drain electrode. When exposing the Nega-PR type of passivation layer in the pad region during a photolithography process, a photomask having a lattice pattern made of a metal such as Cr that has a line width of less than the resolution of a light exposer is used.Type: GrantFiled: April 26, 2010Date of Patent: December 4, 2012Assignee: Samsung Display Co., Ltd.Inventors: Hoon Kang, Jin-Ho Ju, Yang-Ho Jung, Jae-Sung Kim
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Patent number: 8319924Abstract: A liquid crystal display (“LCD”) and a method of fabricating the same are provided. The LCD includes a first insulating substrate, protrusion patterns spaced apart from each other on the first insulating substrate, pixel electrodes disposed on the protrusion patterns and having a cutout between the protrusion patterns, metal patterns disposed on the protrusion patterns and overlapping top surfaces of the protrusion patterns, a second insulating substrate facing the first insulating substrate, and a liquid crystal layer interposed between the first insulating substrate and the second insulating substrate.Type: GrantFiled: September 21, 2009Date of Patent: November 27, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Jae-Sung Kim, Yang-Ho Jung, Hoon Kang
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Patent number: 8278021Abstract: Disclosed is a method of producing a thin film transistor substrate having high light sensitivity, heat-resistance, impact resistance, and a photosensitive composition used by the same, the method including forming data wires on an insulating substrate, forming an organic insulating film on the data wires by applying a photosensitive composition comprising a terpolymer, where the terpolymer is derived from monomers of an unsaturated carboxylic acid, an unsaturated carboxylic acid anhydride, or a mixture thereof, an unsaturated epoxy group-containing compound, and an olefinic compound.Type: GrantFiled: July 10, 2008Date of Patent: October 2, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Hoon Kang, Jae-sung Kim, Yang-ho Jung, Hi-kuk Lee
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Publication number: 20120225511Abstract: A liquid crystal display includes a first substrate, a gate line and first and second data lines disposed on the first substrate, a first thin film transistor connected to the gate line and the first data line, a second thin film transistor connected to the gate line and the second data line, a color filter disposed on the first substrate, a protrusion disposed on the color filter, a first pixel electrode including a first linear electrode disposed on the protrusion and connected to the first thin film transistor, a second pixel electrode including a second linear electrode disposed on the protrusion and connected to the second thin film transistor, a second substrate disposed facing the first substrate, and blue phase liquid crystal disposed between the first substrate and the second substrate.Type: ApplicationFiled: May 14, 2012Publication date: September 6, 2012Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hoon KANG, Yong-Hwan SHIN, Hong-Jo PARK, Jae-Sung KIM, Yang-Ho JUNG
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Patent number: 8253892Abstract: A liquid crystal display includes; a first substrate, a gate line and a data line disposed on the first substrate, a color filter including protrusions and depressions aligned with the data line, the color filter being disposed on the data line, a pixel electrode disposed on the color filter, a second substrate facing the first substrate, a common electrode disposed on the second substrate, and a liquid crystal layer interposed between the first substrate and the second substrate.Type: GrantFiled: August 25, 2009Date of Patent: August 28, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Seung-Hwan Shim, Gug-Rae Jo, Sung-Hoon Yang, Kap-Soo Yoon, Ki-Hun Jeong, Jae-Ho Choi, Yang-Ho Jung
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Patent number: 8228475Abstract: A liquid crystal display includes a first substrate, a gate line and first and second data lines disposed on the first substrate, a first thin film transistor connected to the gate line and the first data line, a second thin film transistor connected to the gate line and the second data line, a color filter disposed on the first substrate, a protrusion disposed on the color filter, a first pixel electrode including a first linear electrode disposed on the protrusion and connected to the first thin film transistor, a second pixel electrode including a second linear electrode disposed on the protrusion and connected to the second thin film transistor, a second substrate disposed facing the first substrate, and blue phase liquid crystal disposed between the first substrate and the second substrate.Type: GrantFiled: July 8, 2009Date of Patent: July 24, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Hoon Kang, Yong-Hwan Shin, Hong-Jo Park, Jae-Sung Kim, Yang-Ho Jung
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Patent number: 8223102Abstract: A thin film transistor array panel including a substrate, gate lines and data lines formed on the substrate, and thin film transistors each with a control terminal, an input terminal, and an output terminal. The control and input terminals of the thin film transistor are connected to the gate and data lines. A barrier rib is formed on the gate lines, the data lines, and the thin film transistors. The output terminal of the thin film transistor has an opening, and a portion of the barrier rib formed on the output terminal has an output opening. The barrier rib output terminal portion has the same pattern as the output terminal. A barrier rib for forming contact holes is formed through exposing an organic layer formed on a passivation layer to light from the backside of a substrate using drain electrodes with openings as a light blocking film.Type: GrantFiled: August 7, 2009Date of Patent: July 17, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Chul Huh, Ki-Hun Jeong, Jae-Ho Choi, Yang-Ho Jung, Jin-Seuk Kim, Sang-Hun Lee, Gwan-Soo Kim, Sung-Hoon Yang
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Patent number: 8218110Abstract: After increasing the thickness of a gate line and forming a barrier rib that is made of an organic material, a gate insulating layer is formed and then a color filter is formed with an Inkjet method using the barrier rib. By increasing a thickness of the gate line, even if the size of a substrate increases, problems due to signal delay are reduced, and by forming a barrier rib with an organic material, the height of the barrier rib increases, and a taper angle increases and thus a color filter is stably formed.Type: GrantFiled: May 4, 2009Date of Patent: July 10, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Jean-Ho Song, Yang-Ho Jung, Hoon Kang, Jae-Sung Kim, Jae-Hyoung Youn, Jong-In Kim, Sang-Soo Kim, Shi-Yul Kim
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Patent number: 8203662Abstract: Provided is a thin-film transistor (TFT) substrate. The TFT substrate includes: an insulating substrate; a semiconductor pattern which is formed on the insulating substrate, the semiconductor pattern having a top surface and a bottom surface; a source electrode and a drain electrode which are disposed on the top and bottom surfaces of the semiconductor pattern, respectively; a gate electrode which is disposed alongside the semiconductor pattern with a gate insulating film interposed therebetween; a data line which is connected to the source electrode and extends in a first direction; a gate line which is connected to the gate electrode and extends in a second direction; and a pixel electrode which is connected to the drain electrode and is formed in a pixel region.Type: GrantFiled: September 30, 2009Date of Patent: June 19, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Hoon Kang, Yun-Seok Lee, Jae-Sung Kim, Yang-Ho Jung, Young-Je Cho, Cheon-Jae Maeng, Woo-Geun Lee