Patents by Inventor Jung-Hee Han
Jung-Hee Han 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: 11973227Abstract: Provided are a binder composition for a secondary battery electrode, and an electrode mixture including the same, and more particularly, a binder composition for a secondary battery electrode capable of providing excellent binding strength for an active material and an electrode while having excellent latex stability, thereby improving performance of a secondary battery, and an electrode mixture including the same.Type: GrantFiled: November 1, 2019Date of Patent: April 30, 2024Assignee: LG Chem, Ltd.Inventors: Seon Hee Han, Min Ah Kang, Dong Jo Ryu, Jung Sup Han, Jeong Man Son, Cheolhoon Choi
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Patent number: 11964931Abstract: In the embodiments, an aqueous hydrochloric acid solution instead of hydrogen chloride gas and solid triphosgene instead of phosgene gas may be used in the process of preparing a diisocyanate from a diamine through a diamine hydrochloride. In addition, the embodiments provide processes for preparing a diisocyanate composition and an optical lens of higher quality, in which the reaction temperature of a diamine hydrochloride composition and triphosgene is controlled to a specific range, or a crude diisocyanate composition obtained from the reaction of a diamine hydrochloride composition and triphosgene is distilled at a specific temperature range, or the molar ratio of a diamine hydrochloride and triphosgene is adjusted to a specific range.Type: GrantFiled: December 2, 2020Date of Patent: April 23, 2024Assignees: SK PUCORE CO., LTD., WOORI FINE CHEM CO., LTD.Inventors: Jaeyoung Pai, Jeongmoo Kim, Jung Hwan Myung, Hyuk Hee Han
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Patent number: 11958937Abstract: One embodiment relates to a polymerizable composition and an optical material produced therefrom which has excellent lightfastness and minimized color defects, and more specifically, the polymerizable composition according to one embodiment includes UV absorbers having, as the main absorption wavelength, either a long-wavelength region or a short-Wavelength region Within the UV region, wherein the UV absorbers do not absorb in the Visible light region. Accordingly, the polymerizable composition may be used to provide an optical material having excellent lightfastness and minimized color defects.Type: GrantFiled: June 4, 2019Date of Patent: April 16, 2024Assignee: SK PUCORE CO., LTD.Inventors: Seung Mo Hong, Jung Hwan Myung, Hyuk Hee Han, Jeongmoo Kim, Junghwan Shin
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Publication number: 20240120287Abstract: Provided is an overlay mark. The overlay mark comprises a substrate, a lower overlay in the substrate, a pattern layer on the substrate, and an upper overlay defining an opening on the pattern layer. The lower overlay does not overlap the upper overlay in a thickness direction of the substrate.Type: ApplicationFiled: October 3, 2023Publication date: April 11, 2024Applicant: Samsung Electronics Co., Ltd.Inventors: Sang Won PARK, A Yeong CHA, Byeong-Hwan SON, Hye Jin LEE, Jung Hyun CHOI, Jong Hee HAN
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Patent number: 11932591Abstract: In the embodiments, an aqueous hydrochloric acid solution instead of hydrogen chloride gas and solid triphosgene instead of phosgene gas may be used in the process of preparing a diisocyanate from a diamine through a diamine hydrochloride. In addition, the embodiments provide processes for preparing a diisocyanate composition and an optical lens of higher quality by controlling the water content in the diamine hydrochloride composition for preparing a diisocyanate within a specific range.Type: GrantFiled: January 27, 2022Date of Patent: March 19, 2024Assignees: SKC CO., LTD., WOORI FINE CHEM CO., LTD.Inventors: Jaeyoung Pai, Jeongmoo Kim, Hyuk Hee Han, Jung Hwan Myung, Jooyoung Jung, Myung-Ok Kyun
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Publication number: 20240067770Abstract: A polythiol composition according to exemplary embodiments includes: a polythiol-based compound; and a benzyl halide-based reaction regulator in an amount of 10 ppm to 2,000 ppm based on a weight of the polythiol-based compound. The reaction rate of the polythiol-based compound and an isocyanate-based compound may be controlled through the reaction regulator to inhibit a generation of stria phenomenon.Type: ApplicationFiled: September 2, 2021Publication date: February 29, 2024Inventors: Jae Young PAI, Jung Hwan MYUNG, Jeong Moo KIM, Hyuk Hee HAN, Kyeong Hwan YOU
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Patent number: 10884152Abstract: Disclosed herein are grip sensing method and apparatus. The grip sensing method includes generating a sensing count by differentially amplifying a voltage potential of a grip channel based on a predetermined correction offset and performing digital conversion, comparing the sensing count with a predetermined base value to determine whether a touch condition is satisfied, performing baseline tracking for determining a baseline count based on the sensing count when the sensing count is less than the base value and the touch condition is not satisfied, stopping the baseline tracking and performing temperature compensation with respect to the baseline count using a temperature sensor mounted therein when the sensing count is equal to or greater than the base value and the touch condition is satisfied, and sensing an event based on the sensing count and the temperature-compensated baseline count.Type: GrantFiled: June 21, 2019Date of Patent: January 5, 2021Assignee: ABOV Semiconductor co., Ltd.Inventors: Dong Sik Min, Jung Hee Han, Chang Kyun Lee, Jeong Hwan Seo, Seok Hyun Jee
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Publication number: 20200363553Abstract: Disclosed herein are grip sensing method and apparatus. The grip sensing method includes generating a sensing count by differentially amplifying a voltage potential of a grip channel based on a predetermined correction offset and performing digital conversion, comparing the sensing count with a predetermined base value to determine whether a touch condition is satisfied, performing baseline tracking for determining a baseline count based on the sensing count when the sensing count is less than the base value and the touch condition is not satisfied, stopping the baseline tracking and performing temperature compensation with respect to the baseline count using a temperature sensor mounted therein when the sensing count is equal to or greater than the base value and the touch condition is satisfied, and sensing an event based on the sensing count and the temperature-compensated baseline count.Type: ApplicationFiled: June 21, 2019Publication date: November 19, 2020Applicant: ABOV Semiconductor co., Ltd.Inventors: Dong Sik MIN, Jung Hee HAN, Chang Kyun LEE, Jeong Hwan SEO, Seok Hyun JEE
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Patent number: 10196272Abstract: Disclosed is an apparatus and method of manufacturing a graphene film, wherein the apparatus includes a wrinkle flattening device configured to flatten wrinkles in a lamination structure including a base substrate and a graphene film laminated on the base substrate; and a first lamination apparatus configured to laminate a first substrate on the graphene film, wherein the wrinkle flattening device applies a vacuum to the base substrate when the wrinkle flattening device is in contact with the base substrate.Type: GrantFiled: May 9, 2016Date of Patent: February 5, 2019Assignee: Graphene Square, Inc.Inventors: Wan Soo Kim, Jung Hee Han, Byung Hee Hong
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Patent number: 9966531Abstract: A patterning method of a graphene, including a step of forming a graphene layer on a polymer substrate; and a step of forming a nanopattern in the graphene layer by hot embossing imprinting. The step of forming a nanopattern in the graphene layer by hot embossing imprinting includes contacting a hot mold, in which a nanopattern is formed, or contacting a roll-to-roll hot mold, in which a nanopattern is formed, to the graphene layer, followed by heating and pressing the graphene layer. In the step of forming a nanopattern in the graphene layer, the graphene layer is cleaved by a protrusion of the nanopattern formed on the hot mold or the hot roll-to-roll mold, and the cleaved graphene is present on each of a protrusion and a recessed portion of the nanopattern formed in the polymer substrate under the graphene later.Type: GrantFiled: October 23, 2014Date of Patent: May 8, 2018Assignee: Graphene Square, Inc.Inventors: Byung Hee Hong, Jung Hee Han
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Publication number: 20170029279Abstract: Disclosed is an apparatus and method of manufacturing a graphene film, wherein the apparatus includes a wrinkle flattening device configured to flatten wrinkles in a lamination structure including a base substrate and a graphene film laminated on the base substrate; and a first lamination apparatus configured to laminate a first substrate on the graphene film, wherein the wrinkle flattening device applies a vacuum to the base substrate when the wrinkle flattening device is in contact with the base substrate.Type: ApplicationFiled: May 9, 2016Publication date: February 2, 2017Applicant: Graphene Square, Inc.Inventors: Wan Soo KIM, Jung Hee HAN, Byung Hee HONG
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Publication number: 20150259800Abstract: The present disclosures described herein pertain generally to a method and an apparatus for preparing a graphene by using near-infrared light.Type: ApplicationFiled: February 17, 2015Publication date: September 17, 2015Inventors: Byung Hee Hong, Jung Hee Han, Dong Hoon Han, Won Taek Choi, Je Deok Kim
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Publication number: 20150104623Abstract: The present application provides a patterning method of a graphene, including a step of forming a graphene layer on a polymer substrate and a step of forming a nanopattern on the graphene layer by hot embossing imprinting.Type: ApplicationFiled: October 23, 2014Publication date: April 16, 2015Inventors: Byung Hee Hong, Jung Hee Han
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Patent number: 8849240Abstract: A system and method for performing an emergency call is disclosed that can reduce inter-cell interference. A wireless communication system for performing an emergency call includes an emergency call mobile station for requesting the emergency call; a relay mobile station for relaying the emergency call request to a serving base station; a serving base station for receiving the emergency call request via the relay mobile station, determining an emergency call transmission resource, and requesting its ambient base stations so as not to use the determined emergency call transmission resource; and ambient base stations for preventing the use of the area of the transmission resource, to which the emergency call transmission resource is allocated.Type: GrantFiled: July 23, 2009Date of Patent: September 30, 2014Assignee: Samsung Electronics Co., LtdInventors: Il Won Kwon, Jung Hee Han, Sang Min Lee, Chan Ho Min
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Patent number: 8818391Abstract: A wireless communication system with femtocells and a method for mitigating inter-cell interference in the wireless communication system are provided. The interference control method includes notifying a mobile station of entry to a home cell, when the mobile station enters a macrocell including a femto base station with which the mobile station is registered, transmitting, by the mobile station, a femtocell driving control message to the femto base station at a predetermined transmission power, when the mobile station enters a femtocell of the femto base station, and switching on, by the femto base station, a transmitter, when the femtocell driving control message is received.Type: GrantFiled: March 10, 2010Date of Patent: August 26, 2014Assignee: Samsung Electronics Co., LtdInventors: Il Won Kwon, Yung Soo Kim, Mi Sun Do, Jung Hee Han, Hee Jung Byun, Jung Min So
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Patent number: 8576797Abstract: A method and apparatus optimize handover optimization in a broadband wireless communication system. Operations of a base station includes determining whether at least one of a plurality of time intervals included in a total time taken by handover, exceeds a threshold time. Whether to advance or delay a handover point is determined based on which at least one of the time interval exceeds the threshold time. And at least one handover parameter is changed to advance or delay the handover point.Type: GrantFiled: August 13, 2010Date of Patent: November 5, 2013Assignee: Samsung Electronics Co., Ltd.Inventors: Byoung-Gi Jang, Jung-Hee Han, Mi-Sun Do, Young-Jun Park, Jung-Min So
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Patent number: 8569491Abstract: Disclosed are a novel, high-yield method for preparing entecavir and intermediates used therein.Type: GrantFiled: September 15, 2010Date of Patent: October 29, 2013Assignee: Hanmi Science Co., LtdInventors: Jae Heon Lee, Gha Seung Park, Jin Hee Kim, Tae Jin Choi, Ji Eun Lee, Jung Hee Han, Hyo Jeong Bang, Sun Young Jung, Young Kil Chang, Gwan Sun Lee, Maeng Sup Kim
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Patent number: 8301184Abstract: An apparatus and method for configuration and optimization of an Automatic Neighbor Relation (ANR) in a wireless communication system are provided. The method of configuring the ANR by a Base Station (BS) in the wireless communication system includes receiving a measurement report message for reporting a neighbor cell's signal quality from one or more User Equipments (UEs), determining a neighbor cell, reported from a UE in an area where a serving cell's signal quality is greater than a first reference value, as an Overlay Neighbor (ON), among neighbor cells reported using the measurement report message, and determining a neighbor cell, reported from a UE in an area where the serving cell's signal quality is less than a second reference value, as a Horizontal Neighbor (HN), among the neighbor cells reported using the measurement report message, wherein the second reference value is set to a value smaller than the first reference value.Type: GrantFiled: July 23, 2010Date of Patent: October 30, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Hee-Jung Byun, Jung-Min So, Mi-Sun Do, Jung-Hee Han, Hyon-Goo Kang
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Publication number: 20120202998Abstract: Disclosed are a novel, high-yield method for preparing entecavir and intermediates used therein.Type: ApplicationFiled: September 15, 2010Publication date: August 9, 2012Applicant: HANMI HOLDINGS CO., LTD.Inventors: Jae Heon Lee, Gha Seung Park, Jin Hee Kim, Tae Jin Choi, Ji Eun Lee, Jung Hee Han, Hyo Jeong Bang, Sun Young Jung, Young Kil Chang, Gwan Sun Lee, Maeng Sup Kim
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Patent number: 8208924Abstract: A method and system for improving a call drop caused by a Radio Link Failure (RLF) before handover triggering in a mobile communication system are provided. The method of improving the call drop caused by the RLF in the mobile communication system includes detecting an RLF occurring before handover triggering (RLF_before_HO), generating one of an RLF_before_HO-dependent statistics and an RLF_before_HO-dependent log file, transmitting the one of the RLF_before_HO-dependent statistics and the RLF_before_HO-dependent log file to a serving Base Station (BS), and updating a Neighbor Relation Table (NRT) and optimizing a handover parameter using the one of the RLF_before_HO-dependent statistics and the RLF_before_HO-dependent log file.Type: GrantFiled: March 16, 2010Date of Patent: June 26, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Jung-Hee Han, Kyeong-In Jeong, Yong-Shin Cho, Hwa-Jin Cha, Mi-Sun Do