Patents by Inventor Kyung-Soo Choi
Kyung-Soo Choi 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: 11962766Abstract: The present invention relates to an encoding method and decoding method, and a device using the same. The encoding method according to the present invention comprises the steps of: specifying an intra prediction mode for a current block; and scanning a residual signal by intra prediction of the current block, wherein the step of scanning the residual signal can determine a scanning type for a luminance signal and a chroma signal of the current block according to an intra prediction mode for a luminance sample of the current block.Type: GrantFiled: April 9, 2021Date of Patent: April 16, 2024Assignees: Electronics and Telecommunications Research Institute, University-Industry Cooperation Group of Kyung Hee UniversityInventors: Hui Yong Kim, Gwang Hoon Park, Kyung Yong Kim, Sung Chang Lim, Jin Ho Lee, Jin Soo Choi, Jin Woong Kim
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Patent number: 11955888Abstract: As inputs of a controller of a direct current (DC)-DC converter are sampled for a predetermined time and thus two-dimensional state information in which one axis is an input physical quantity and the other axis is a time is generated, the two-dimensional state information is processed by a convolutional neural network to determine and output one of a plurality of control signals. An artificial intelligence control part may operate in accordance with a plurality of operation conditions or dynamically determined operation conditions by applying different artificial intelligence engines according to operation modes.Type: GrantFiled: July 3, 2021Date of Patent: April 9, 2024Inventors: Kang Yoon Lee, Jong Wan Jo, Min Young Kim, Dong Soo Park, Kyung Duk Choi, Young Gun Pu
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Publication number: 20240107002Abstract: A method for coding image information includes generating prediction information by predicting information on a current coding unit, and determining whether the information on the current coding unit is the same as the prediction information. When the information on the current coding unit is the same as the prediction information, a flag indicating that the information on the current coding unit is the same as the prediction information is coded and transmitted. When the information on the current coding unit is not the same as the prediction information, a flag indicating that the information on the current coding unit is not the same as the prediction information and the information on the current coding unit are coded and transmitted.Type: ApplicationFiled: December 6, 2023Publication date: March 28, 2024Applicants: Electronics and Telecommunications Research Institute, University-Industry Cooperation Group of Kyung Hee UniversityInventors: Se Yoon JEONG, Hui Yong KIM, Sung Chang LIM, Jin Ho LEE, Ha Hyun LEE, Jong Ho KIM, Jin Soo CHOI, Jin Woong KIM, Chie Teuk AHN, Gwang Hoon PARK, Kyung Yong KIM, Tae Ryong KIM, Han Soo LEE
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Publication number: 20240090318Abstract: The present invention relates to a novel heterocyclic compound usable in an organic light-emitting device and to an organic light-emitting device comprising same, wherein [chemical formula A] is as described in the detailed description of the invention.Type: ApplicationFiled: December 28, 2021Publication date: March 14, 2024Inventors: Se-Jin LEE, Seok-Bae PARK, Si-In KIM, Hee-Dae KIM, Yeong-Tae CHOI, Ji-Yung KIM, Kyung-Tae KIM, Myeong-Jun KIM, Kyeong-hyeon KIM, Seung-soo LEE, Tae Gyun LEE, Joon-Ho KIM
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Patent number: 11917193Abstract: According to the present invention, an image encoding apparatus comprises: a motion prediction unit which derives motion information on a current block in the form of the motion information including L0 motion information and L1 motion information; a motion compensation unit which performs a motion compensation for the current block on the basis of at least one of the L0 motion information and L1 motion information so as to generate a prediction block corresponding to the current block; and a restoration block generating unit which generates a restoration block corresponding to the current block based on the prediction block. According to the present invention, image encoding efficiency can be improved.Type: GrantFiled: February 4, 2020Date of Patent: February 27, 2024Assignees: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, University-Industry Cooperation Group of Kyung Hee UniversityInventors: Hui Yong Kim, Gwang Hoon Park, Kyung Yong Kim, Sang Min Kim, Sung Chang Lim, Jin Ho Lee, Jin Soo Choi, Jin Woong Kim
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Publication number: 20220275491Abstract: Provided are stainless steel for a polymer fuel cell separator and a method of manufacturing the stainless steel, in which a surface modification technique based on wet processing is applied to a surface of stainless steel used for parts such as an anode and a cathode, etc., of a stack that generates electricity, thereby improving corrosion resistance and electric conductivity, and preventing moisture from being formed.Type: ApplicationFiled: December 26, 2021Publication date: September 1, 2022Inventors: Sang Kyu CHOI, Sang Heon CHO, Jun Hee LIM, Sung Moon KIM, Kyung Soo CHOI, Yeon Soo JEONG, Jae Ho LEE, Hyun Uk IM
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Patent number: 10578967Abstract: The present application relates to a negative type photosensitive resin composition including a compound of Chemical Formula 1, an alkali soluble resin binder, a polyfunctional monomer, a colorant, a photoinitiator, and a solvent, and a display apparatus including a black bank formed by using the same.Type: GrantFiled: October 19, 2016Date of Patent: March 3, 2020Assignee: LG CHEM, LTD.Inventors: Dongchang Choi, Kyung Soo Choi, Jung Woo Kim, Hae Jung Kim, Guntee Kim
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Publication number: 20180180995Abstract: The present application relates to a negative type photosensitive resin composition including a compound of Chemical Formula 1, an alkali soluble resin binder, a polyfunctional monomer, a colorant, a photoinitiator, and a solvent, and a display apparatus including a black bank formed by using the same.Type: ApplicationFiled: October 19, 2016Publication date: June 28, 2018Applicant: LG CHEM, LTD.Inventors: Dongchang CHOI, Kyung Soo CHOI, Jung Woo KIM, Hae Jung KIM, Guntee KIM
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Patent number: 9972982Abstract: An apparatus for relieving tension of an electric cable includes an anchor plate; a bell mouth supporting the cable; a plurality of guide supporting bars directly connecting the anchor plate and the bell mouth; an elasticity controller through which each guide supporting bar is penetrated and inserted; a mobile supporting plate elastically supported by one end of the elasticity controller, the mobile supporting plate selectively pressurizing the elasticity controller according to the tension of the cable and moveable along a longitudinal direction of the plurality of guide supporting bars; a fixed supporting plate provided between the mobile supporting plate and the bell mouth, the fixed supporting plate being supported and fixed to each guide supporting bar, the other end of the elasticity controller being supported by the fixed supporting plate; and one or more spring cleats combined with the mobile supporting plate, the spring cleat adapted for holding and fixing the cable.Type: GrantFiled: March 11, 2016Date of Patent: May 15, 2018Assignee: Tai Han Electric Wire Co., Ltd.Inventors: Jung Woon Jin, Hoe Jeom Kim, Dong Suk Hong, Kyung Soo Choi, Han Hwa Kim, Hwa Jong Kim, Hyun Joo Kim
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Publication number: 20170264089Abstract: An apparatus for relieving tension of an electric cable includes an anchor plate; a bell mouth supporting the cable; a plurality of guide supporting bars directly connecting the anchor plate and the bell mouth; an elasticity controller through which each guide supporting bar is penetrated and inserted; a mobile supporting plate elastically supported by one end of the elasticity controller, the mobile supporting plate selectively pressurizing the elasticity controller according to the tension of the cable and moveable along a longitudinal direction of the plurality of guide supporting bars; a fixed supporting plate provided between the mobile supporting plate and the bell mouth, the fixed supporting plate being supported and fixed to each guide supporting bar, the other end of the elasticity controller being supported by the fixed supporting plate; and one or more spring cleats combined with the mobile supporting plate, the spring cleat adapted for holding and fixing the cable.Type: ApplicationFiled: March 11, 2016Publication date: September 14, 2017Applicant: Tai Han Electric Wire Co., Ltd.Inventors: Jung Woon JIN, Hoe Jeom KIM, Dong Suk HONG, Kyung Soo CHOI, Han Hwa KIM, Hwa Jong KIM, Hyun Joo KIM
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Patent number: 9733563Abstract: The present invention relates to a photosensitive resin composition and a photosensitive material comprising the same. The photosensitive resin composition according to an exemplary embodiment of the present invention may comprise two multi-functional monomers where structures of side chains comprising unsaturated double bonds are different from each other while a composition ratio is changed. Accordingly, in the exemplary embodiment of the present invention, processability is excellent, and it is possible to decrease defects by a rupture when a LCD substrate is sealed and substrate separation defects due to an impact to the LCD products by improving an adhesion property to a lower substrate after a hard baking process.Type: GrantFiled: January 18, 2012Date of Patent: August 15, 2017Assignee: LG CHEM, LTD.Inventors: Ho Chan Ji, Sunghyun Kim, Dongchang Choi, Kyung Soo Choi, Geun Young Cha, Sang Chul Lee
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Publication number: 20170160635Abstract: The present application relates to a photosensitive resin composition and a color filter using the same. If the photosensitive resin composition provided in the present application is used, since a color deeper than that of the related art can be implemented, in various thickness ranges of a color filter, color reproducibility may be increased and a contrast ratio may be increased.Type: ApplicationFiled: June 26, 2015Publication date: June 8, 2017Applicant: LG CHEM, LTD.Inventors: Seung Jin YANG, Nari KIM, Ki Youl LEE, Kyung Soo CHOI, Sang Moon YOO
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Patent number: 9470975Abstract: The present specification relates to a photoresist resin composition, a touch panel including a bezel pattern manufactured by using the photoresist resin composition, and a display device including the bezel pattern manufactured by using the photoresist resin composition.Type: GrantFiled: April 17, 2013Date of Patent: October 18, 2016Assignee: LG CHEM, LTD.Inventors: Dongchang Choi, Kwang Han Park, Kyung Soo Choi, Geun Young Cha, Sang Chul Lee, Heeyoung Oh
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Patent number: 9341946Abstract: The present specification provides a photosensitive resin composition comprising an alkali-soluble binder, a crosslinkable compound, a photopolymerization initiator, a solvent, a coloring agent and an epoxy adhesion promoter. The photosensitive resin composition has excellent insulating properties and light-shielding properties and shows excellent chemical resistance in an etching process and a stripping process. Thus, the photosensitive resin composition can be formed into a thin bezel layer having a gradual taper, and thus can provide an integrated touch sensor that makes it possible to prevent short circuits from occurring in metal wiring and minimize any decrease in resistance resulting from high-temperature processing.Type: GrantFiled: May 24, 2013Date of Patent: May 17, 2016Assignee: LG CHEM, LTD.Inventors: Kwang Han Park, Sunghyun Kim, Dongchang Choi, Kyung Soo Choi, Sang Chul Lee, Heeyoung Oh
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Patent number: 9274423Abstract: The present application relates to a fluorine-based resin having a novel structure and a photosensitive resin composition including the same. The photosensitive resin composition including the fluorine-based resin according to an exemplary embodiment of the present application has excellent photosensitivity and developability and can increase a contact angle of a coating film to prevent a water stain. Accordingly, the photosensitive resin composition including the fluorine-based resin according to the exemplary embodiment of the present application may be applied to various photosensitive materials, and particularly, may be preferably applied when a color filter pattern for LCD is manufactured.Type: GrantFiled: May 31, 2012Date of Patent: March 1, 2016Assignee: LG CHEM, LTD.Inventors: Minjung Kim, Han Soo Kim, Kyung Soo Choi
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Publication number: 20150125789Abstract: The present specification provides a photosensitive resin composition comprising an alkali-soluble binder, a crosslinkable compound, a photopolymerization initiator, a solvent, a coloring agent and an epoxy adhesion promoter. The photosensitive resin composition has excellent insulating properties and light-shielding properties and shows excellent chemical resistance in an etching process and a stripping process. Thus, the photosensitive resin composition can be formed into a thin bezel layer having a gradual taper, and thus can provide an integrated touch sensor that makes it possible to prevent short circuits from occurring in metal wiring and minimize any decrease in resistance resulting from high-temperature processing.Type: ApplicationFiled: May 24, 2013Publication date: May 7, 2015Applicant: LG CHEM, LTD.Inventors: Kwang Han Park, Sunghyun Kim, Dongchang Choi, Kyung Soo Choi, Sang Chul Lee, Heeyoung Oh
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Publication number: 20150111009Abstract: The present specification relates to a photoresist resin composition, a touch panel including a bezel pattern manufactured by using the photoresist resin composition, and a display device including the bezel pattern manufactured by using the photoresist resin composition.Type: ApplicationFiled: April 17, 2013Publication date: April 23, 2015Applicant: LG CHEM, LTD.Inventors: Dongchang Choi, Kwang Han Park, Kyung Soo Choi, Geun Young Cha, Sang Chul Lee, Heeyoung Oh
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Patent number: 8822132Abstract: A colored dispersion according to the present invention comprises a resin including monomers of Formulas 1 to 4, as a binder resin. Accordingly, a photoresist composition for a black matrix of a high light shielding property, which has the dispersion stability of the colored dispersion according to the present invention, could be provided, and a black matrix of high sensibility having an uniform process characteristic while maintaining a high light-shielding property could be produced.Type: GrantFiled: November 10, 2008Date of Patent: September 2, 2014Assignee: LG Chem, Ltd.Inventors: Dong-Chang Choi, Kyung-Soo Choi, Ho-Chan Ji, Geun-Young Cha, Min-Young Lim, Sung-Hyun Kim, Han-Soo Kim, Yoon-Hee Heo, Ji-Heum Yoo
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Patent number: 8822127Abstract: A photosensitive resin composition for a black matrix and a black matrix formed with the same are provided. The photosensitive resin composition for a black matrix includes a solvent consisting of 5-30 weight % of a first solvent having a boiling point of 110-159° C., 55-90 weight % of a second solvent having a boiling point of 160-200° C., and 3-15 weight % of a third solvent having a boiling point of 201-280° C., and the first solvent, the second solvent, and the third solvent are an aliphatic compound and use at least one solvent composition selected from a group consisting of alkyl ester, alkyl ketone, alkyl ether, and alkyl alcohol, and thus a uniform thin film having no surface defect can be obtained, and the photosensitive resin composition has an excellent process property while securing a high light shielding property and thus a black matrix pattern having a few defect can be obtained, and is thus useful for a liquid crystal display.Type: GrantFiled: September 28, 2009Date of Patent: September 2, 2014Assignee: LG Chem, Ltd.Inventors: Dong Chang Choi, Kyung Soo Choi, Ho Chan Ji, Geun Young Cha, Sung-Hyun Kim
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Publication number: 20140212812Abstract: The present application relates to a fluorine-based resin having a novel structure and a photosensitive resin composition including the same. The photosensitive resin composition including the fluorine-based resin according to an exemplary embodiment of the present application has excellent photosensitivity and developability and can increase a contact angle of a coating film to prevent a water stain. Accordingly, the photosensitive resin composition including the fluorine-based resin according to the exemplary embodiment of the present application may be applied to various photosensitive materials, and particularly, may be preferably applied when a color filter pattern for LCD is manufactured.Type: ApplicationFiled: May 31, 2012Publication date: July 31, 2014Applicant: LG CHEM, LTD.Inventors: Minjung Kim, Han Soo Kim, Kyung Soo Choi