Patents by Inventor Sung-dong Kim
Sung-dong Kim 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: 11975375Abstract: According to an exemplary embodiment of the present disclosure, disclosed is an aluminum coated blank that includes a first coated steel sheet; a second coated steel sheet connected to the first coated steel sheet; and a joint portion that connects the first coated steel sheet to the second coated steel plate at a boundary between the first coated steel sheet and the second coated steel sheet.Type: GrantFiled: December 3, 2020Date of Patent: May 7, 2024Assignee: Hyundai Steel CompanyInventors: Chang Yong Lee, Sung Ryul Kim, Jeong Seok Kim, Joo Sik Hyun, Yoo Dong Chung, Soon Geun Jang
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Publication number: 20240143927Abstract: Provided are a method for generating a summary and a system therefor. The method according to some embodiments may include calculating a likelihood loss for a summary model using a first text sample and a first summary sentence corresponding to the first text sample, calculating an unlikelihood loss for the summary model using a second text sample and the first summary sentence, the second text sample being a negative sample generated from the first text sample, and updating the summary model based on the likelihood loss and the unlikelihood loss.Type: ApplicationFiled: October 26, 2023Publication date: May 2, 2024Applicants: SAMSUNG SDS CO., LTD., SEOUL NATIONAL UNIVERSITY R&DB FOUNDATIONInventors: Sung Roh YOON, Bong Kyu HWANG, Ju Dong KIM, Jae Woong YUN, Hyun Jae LEE, Hyun Jin CHOI, Jong Yoon SONG, Noh II PARK, Seong Ho JOE, Young June GWON
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Publication number: 20240138176Abstract: A display device includes first and second light emitting regions; first and second pixel electrodes in the first and second light emitting regions, respectively; a first organic layer in the first light emitting region, including first and second light emitting layers; a second organic layer in the second light emitting region, including a third light emitting layer; a common electrode on the first and second organic layers; a wavelength conversion pattern on the common electrode, overlapping the first organic layer, and wavelength-converting light of a first color into light of a second color, different from the first color; and a light transmitting pattern on the common electrode, overlapping the second organic layer. The third light emitting layer and one of the first and second light emitting layers emit light of the first color, and another one of the first and second light emitting layers emits light of the second color.Type: ApplicationFiled: January 2, 2024Publication date: April 25, 2024Applicant: Samsung Display Co. Ltd.Inventors: Kyoung Won PARK, Sung Woon KIM, Soo Dong KIM, Jin Won KIM, Min Ki NAM
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Publication number: 20240131569Abstract: According to an exemplary embodiment of the present disclosure, disclosed is an aluminum coated blank that includes a first coated steel sheet; a second coated steel sheet connected to the first coated steel sheet; and a joint portion that connects the first coated steel sheet to the second coated steel plate at a boundary between the first coated steel sheet and the second coated steel sheet.Type: ApplicationFiled: December 29, 2023Publication date: April 25, 2024Inventors: Chang Yong Lee, Sung Ryul Kim, Jeong Seok Kim, Joo Sik Hyun, Yoo Dong Chung
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Patent number: 11965051Abstract: The present invention relates to a method for preparing a polyolefin block copolymer, the method comprising: a first step of coordination polymerization of an olefin monomer with a transition metal catalyst in the presence of organozinc; and a second step of continuously adding a diacyl peroxide compound to perform polymerization, and to a polyolefin block copolymer prepared therefrom.Type: GrantFiled: December 21, 2018Date of Patent: April 23, 2024Assignee: AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Bun Yeoul Lee, Sung Dong Kim, Su Jin Gwon, Tae Hee Kim
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Publication number: 20240124259Abstract: A separator cutting apparatus includes: a fixing part configured to fix temporarily the electrode assembly; a cutter supporting part disposed above the fixing part; a cutter part disposed below the cutter supporting part, and configured to cut a separator among the electrode assembly temporarily fixed to the fixing part; and a spring part configured to connect elastically the cutter supporting part and the cutter part to each other, and return the cutter part to an initial position after cutting the separator; the spring part includes a spring bush coupled to a supporting shaft provided in the cutter supporting part and the cutter part, respectively, a spring holder integrally coupled to the spring bush, and a spring that expands and contracts according to the elevation of the cutter part by coupling both ends to the spring holder, and the spring holder and the spring bush are made of a non-metallic material.Type: ApplicationFiled: October 17, 2022Publication date: April 18, 2024Applicant: LG Energy Solution, Ltd.Inventors: Yong Hyun Kang, Sung Dong Kim
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Publication number: 20240101728Abstract: A hybrid catalyst composition containing a heterogeneous transition metal compound, a catalyst for olefin polymerization containing the heterogeneous transition metal compound, and a method for preparing an olefin-based polymer in which generation of a gel is suppressed using the catalyst are disclosed. The method for preparing an olefin-based polymer can provide an olefin-based polymer in which non-uniformity of the olefin-based polymer, and in particular, generation of a gel is suppressed.Type: ApplicationFiled: December 16, 2021Publication date: March 28, 2024Applicant: HANWHA SOLUTIONS CORPORATIONInventors: Junho SEO, Tae Uk JEONG, Sung Dong KIM, Hye Ran PARK, Seongjae LIM, Ui Gap JOUNG
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Publication number: 20240104464Abstract: A system selecting a process key factor in a commercial chemical process, includes: a data extraction unit that extracts tag data in units of a set period; an outlier discrimination unit that discriminates and aggregates outliers by tag by using an outlier extraction reference master; an outlier processing unit that generates an input mart draft excluding the outliers; a derived variable generation unit that generates derived variables for each tag, and generates an advanced input mart having the derived variable added thereto; a yield calculation unit that backs up the result of calculation of a yield by realizing a target value via exclusion and correction of the outliers; and a key factor extraction unit that extracts a yield key factor by calculating importance of each tag, and backs up importance data for each tag.Type: ApplicationFiled: April 27, 2022Publication date: March 28, 2024Applicant: SK GAS CO., LTD.Inventors: Ung Gi HONG, Sung Joo YEO, Seung Hwan KONG, Min Ho KIM, Hae Bin SHIN, Hee Dong CHOI, Young Gook KYE
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SYSTEM AND METHOD FOR PREDICTING PROCESS CHANGES BY USING KEY FACTORS IN COMMERCIAL CHEMICAL PROCESS
Publication number: 20240095548Abstract: A system for predicting process changes by using key factors in a commercial chemical process, includes: a key factor extraction and individual tag importance backup unit that extracts yield key factors by calculating the importance of each tag, and backs up importance data for each tag; and a yield prediction model training and yield prediction performing unit that performs yield prediction model training by using the importance of each tag accumulated in the key factor extraction and individual tag importance backup unit, and performs yield prediction so as to output a yield prediction result, evaluates performance, and selects an optimal prediction model.Type: ApplicationFiled: April 27, 2022Publication date: March 21, 2024Applicant: SK GAS CO., LTD.Inventors: Ung Gi HONG, Sung Joo YEO, Seung Hwan KONG, Min Ho KIM, Hae Bin SHIN, Hee Dong CHOI, Young Gook KYE -
Publication number: 20240084057Abstract: An olefin polymer and a preparation method for manufacturing the olefin polymer are disclosed. The olefin polymer has a high melting point and a high crystallization temperature, thus having excellent heat resistance. Therefore, the olefin polymer may be utilized in spout pouches for high-temperature liquid containers, or the like. The olefin polymer may have a density of 0.9 to 0.95 g/cm3, preferably 0.91 to 0.945 g/cm3, and satisfies the following Equations 1a and 2a: 224.02×d?86.257<Tm, and ??[Equation 1a] 219.64×d?95.767<Tc.Type: ApplicationFiled: December 2, 2021Publication date: March 14, 2024Applicant: HANWHA SOLUTIONS CORPORATIONInventors: Jisong JO, Jeong Hyun PARK, Sung Dong KIM, Munhee LEE, Ui Gap JOUNG
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Publication number: 20240070835Abstract: A system of automatic optimization of image quality of an image sensor includes an image learning data generation unit generating an image tuning knowledge database, which includes pairs of a plurality of sets of values of a plurality of parameters and a plurality of sets of image quality evaluation scores for a plurality of image quality evaluation items for evaluating a quality of each of a plurality of images generated by the image sensor, using an image tuning database sampling module, an image signal processor modeling unit generating a machine learning model, for each image, for automatically optimizing the quality of each image, and an image sensor image quality optimization unit automatically controlling values of some of the plurality of parameters based on a user's image quality selection and the machine learning model. The image quality evaluation scores are produced by a distributed camera simulation system including servers.Type: ApplicationFiled: June 22, 2023Publication date: February 29, 2024Inventors: Young Hoon KIM, Kun Dong KIM, Sung Su KIM, Jin Hyun KIM, Da Gyeom HONG
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Publication number: 20240059816Abstract: An olefin-based polymer and a method for preparing the olefin-based polymer are disclosed. The olefin-based polymer has excellent heat-sealing property due to the high proportion of a copolymer, which has many branches and is derived from comonomers. The olefin-based polymer has a density of 0.915 to 0.950 g/cm3, a melt index (I2.16) of 0.5 to 1.5 g/10 min as measured with a load of 2.16 kg at 190° C., and a polydispersity index (Mw/Mn) of 2 to 6.Type: ApplicationFiled: December 10, 2021Publication date: February 22, 2024Applicant: HANWHA SOLUTIONS CORPORATIONInventors: Sung Dong KIM, Munhee LEE, Ui Gap JOUNG, Jeong Hyun PARK, Junho SEO, Seongjeon LIM, Hye Ran PARK, Jisong JO
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Publication number: 20240059815Abstract: The present invention relates to an olefin-based polymer, and a method for preparing the same. The olefin-based polymer according to an embodiment of the present invention has a wide molecular weight distribution and thus has excellent processability. Moreover, a relatively large number of short-chain branches are present in high molecular weight components of the olefin-based polymer, and thus the olefin-based polymer has excellent mechanical strength and heat-sealing properties.Type: ApplicationFiled: December 10, 2021Publication date: February 22, 2024Applicant: HANWHA SOLUTIONS CORPORATIONInventors: Sung Dong KIM, Munhee LEE, Ui Cap JOUNG, Jeong Hyun PARK, Junho SEO, Seongjae LIM, Jisong JO, Hye Ran PARK
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Publication number: 20240043588Abstract: An olefinic polymer and a method for preparing the olefinic polymer are disclosed. The olefinic polymer has excellent melt strength, and thus has excellent bubble stability during blown film molding. The olefinic polymer has (1) a density of 0.9 to 0.95 g/cm3; (2) a melt index (I2.16) of 0.1 to 5.0 g/10 min as measured with a load of 2.16 kg at 190° C.; (3) a ratio between a melt index (I21.6) measured with a load of 21.6 kg and a melt index (I2.16) measured with a load of 2.16 kg at 190° C. (melt flow ratio; MFR) of 20 or more; (4) a melt tension of 55 mN or more at a velocity at break of 350 mm/s; and (5) a maximum velocity at break of 550 mm/s or more.Type: ApplicationFiled: December 2, 2021Publication date: February 8, 2024Applicant: HANWHA SOLUTIONS CORPORATIONInventors: Jisong JO, Jeong Hyun PARK, Sung Dong KIM, Munhee LEE, Ui Gap JOUNG
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Publication number: 20230416426Abstract: The present invention relates to an olefin-based polymer, a film prepared therefrom, and preparation methods therefor. An olefin-based polymer according to an embodiment of the present invention has excellent processability, and a film prepared therefrom, particularly, a linear low density polyethylene film has excellent mechanical strength and heat sealability, in particular, low-temperature heat sealability.Type: ApplicationFiled: November 11, 2021Publication date: December 28, 2023Applicant: HANWHA SOLUTIONS CORPORATIONInventors: Ui Gap JOUNG, Munhee LEE, Sung Dong KIM, Seongjae LIM, Hye Ran PARK, Junho SEO
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Publication number: 20230416427Abstract: The present invention relates to an olefin-based polymer, a film prepared therefrom, and preparation methods therefor. An olefin-based polymer according to an embodiment of the present invention has excellent processability, and a film prepared therefrom, particularly, a linear low density polyethylene film has excellent mechanical strength, in particular, drop impact strength.Type: ApplicationFiled: November 12, 2021Publication date: December 28, 2023Applicant: HANWHA SOLUTIONS CORPORATIONInventors: Munhee LEE, Sung Dong KIM, Ui Gap JOUNG, Jeong Hyun PARK, Hye Ran PARK, Junho SEO, Seongjae LIM, Jisong JO
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Publication number: 20230406972Abstract: The present invention relates to an olefin-based polymer and a method for preparing same. Specifically, the present invention relates to an olefin-based polymer for which processability can be controlled according to a change in density, and a method for preparing same. Processability of the olefin-based polymer according to an embodiment of the present invention can be controlled according to a change in density.Type: ApplicationFiled: November 12, 2021Publication date: December 21, 2023Applicant: HANWHA SOLUTIONS CORPORATIONSInventors: Munhee LEE, Sung Dong KIM, Ui Gap JOUNG, Jeong Hyun PARK, Hye Ran PARK, Junho SEO, Seongjae LIM, Jisong JO
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Publication number: 20230331877Abstract: The present invention relates to a process for preparing a hybrid catalyst for olefin polymerization, to a hybrid catalyst for olefin polymerization, and to a polyolefin. The supported hybrid metallocene catalyst for olefin polymerization prepared by the process for preparing a supported hybrid metallocene catalyst for olefin polymerization according to an embodiment of the present invention is capable of preparing a polyolefin having a broad molecular weight distribution of bimodal characteristics and being excellent in mechanical strength and processability.Type: ApplicationFiled: October 8, 2020Publication date: October 19, 2023Inventors: Hye Ran PARK, Sung dong KIM, Junho SEO, Munhee LEE, Ui Gap JOUNG, Tae Uk JEONG, Seongjae LIM
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Publication number: 20230312773Abstract: A catalyst containing mixed transition metal compounds is disclosed. The catalyst is capable of producing various polyolefins having excellent processability and mechanical properties. A polyolefin prepared using the catalyst and processes for preparing the polyolefin are disclosed. In the preparation process, it is possible to conveniently prepare a catalyst for olefin polymerization including mixed transition metal compounds by readily adjusting the ratio of the transition metal compounds.Type: ApplicationFiled: August 4, 2021Publication date: October 5, 2023Applicant: HANWHA SOLUTIONS CORPORATIONInventors: Hye Ran PARK, Ranwha PARK, Sung Dong KIM, Junho SEO, Munhee LEE, Won Jong LEE, Ui Gap JOUNG, Taeho JEONG, Ji Min HAN
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Publication number: 20230249374Abstract: The present invention relates to an electrode cutting apparatus including a separated foreign matter removal unit capable of immediately removing separated foreign matter generated at the time of electrode cutting through a blow unit and a suction unit configured to be repeatedly operated and stopped according to an electrode cutting operation in order to remove separated foreign matter generated when the electrode cutting apparatus performs electrode cutting.Type: ApplicationFiled: August 27, 2021Publication date: August 10, 2023Applicant: LG Energy Solution, Ltd.Inventors: Ju Won Lee, Seung Hwan LEE, Sung Dong Kim