Patents by Inventor Eun-Seok Choi
Eun-Seok 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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Publication number: 20240124032Abstract: An automated driving system of a vehicle includes a driver monitoring unit configured to perform at least one of monitoring a gaze of a driver and determining a position of a hand of the driver, an automated-driving-level switching unit configured to determine whether a transition of a driving control over the vehicle is required based on whether driving environment of the vehicle has changed during the vehicle being driven under control of the automated driving system, and determine an automated driving level to be switched based on a driver monitoring result obtained by the drive monitoring unit, and an automated driving control unit configured to control the vehicle according to the automated driving level.Type: ApplicationFiled: June 29, 2023Publication date: April 18, 2024Applicants: Hyundai Motor Company, Kia CorporationInventors: Eun Young CHOI, Woo Jin KIM, Ki Seok SEONG, Dong Il YANG, Da Ye PYUN
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Publication number: 20240128458Abstract: An electrode assembly includes a cathode, an anode, and a separator interposed between the cathode and the anode. The cathode and the anode each have a flat portion, in where a thickness of an active material layer is constant and an inclined portion, in which the thickness of the active material layer decreases from the flat portion. An insulating coating layer is formed on the inclined portion of the cathode. The flat portion of the cathode has a porosity of 15 to 25%, and the inclined portion of the cathode has a porosity of 20 to 30%.Type: ApplicationFiled: December 2, 2022Publication date: April 18, 2024Applicant: LG Energy Solution, Ltd.Inventors: Eun Seok Choi, Jin Woo Choi
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Patent number: 11947227Abstract: A display device includes a display panel including a first signal pad portion including first signal pads, a second signal pad portion including second signal pads, and a first dummy pad portion disposed between the first signal pad portion and the second signal pad portion and including at least one first dummy pad, and a flexible circuit board including a first terminal portion including first terminals, a second terminal portion including second terminals, and a first cut portion disposed between the first terminal portion and the second terminal portion. The flexible circuit board is compressed to the display panel. The first terminals are electrically connected to the first signal pads. The second terminals are electrically connected to the second signal pads. The first cut portion overlaps the first dummy pad portion.Type: GrantFiled: May 15, 2020Date of Patent: April 2, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Ha Young Choi, Joong Mok Lee, Chung Seok Lee, Eun Jeong Jeon
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Publication number: 20240079656Abstract: An electrode assembly includes a cathode, an anode, and a separator interposed between the cathode and the anode. The cathode and the anode each have a flat portion where a thickness of an active material layer is constant and an inclined portion where a thickness of an active material layer decreases from the flat portion, and the inclined portion of the cathode and the inclined portion of the anode are adhered with a separator interposed between them manufacturing method thereof, and a lithium secondary battery comprise the same.Type: ApplicationFiled: December 2, 2022Publication date: March 7, 2024Applicant: LG Energy Solution, Ltd.Inventors: Jin Woo Choi, Eun Seok Choi
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Publication number: 20240079721Abstract: A battery module includes at least two cell assemblies, a module housing having an upper cover formed by a top portion and a first side portion extending downward from a first side edge of the top portion, a first gas passage formed between the first side portion of the upper cover and a first side of the at least two cell assemblies for circulation of gas generated from the at least two cell assemblies, and a flame retardant plate in the first gas passage and extending between the at least two cell assemblies and the module housing, wherein the first side portion of the upper cover is coupled to the flame retardant plate.Type: ApplicationFiled: November 9, 2023Publication date: March 7, 2024Applicant: LG ENERGY SOLUTION, LTD.Inventors: Eun-Gyu SHIN, Jeong-O MUN, Jae-Min YOO, Yoon-Koo LEE, Yong-Seok CHOI, Jee-Soon CHOI
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Publication number: 20240063442Abstract: The present disclosure relates to an electrode stack for a lithium secondary battery, in which one or more positive electrodes and one or more negative electrodes are alternatingly stacked with a separator therebetween and insulation layers are formed on the outermost positive electrodes of the electrode stack. The insulation layers have an average thickness of 1 ?m to 8 ?m. The positive electrodes include a positive electrode collector; a positive electrode active material layer; and a protective layer including an inorganic compound. The protective layer is disposed between the positive electrode collector and the positive electrode active material layer. Additionally, an electrode assembly and a lithium secondary battery which include the electrode stack are also disclosed.Type: ApplicationFiled: August 4, 2022Publication date: February 22, 2024Applicant: LG Energy Solution, Ltd.Inventors: Xing Jin, Eun Seok Choi, Jin Woo Choi, Ga Young Baek, Sang Deuk Kim, Min Jun Choi, Byeong Uk Kim, Hae Song Jeon
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Patent number: 11830355Abstract: An electronic apparatus, control method thereof, remote control apparatus that controls the electronic apparatus, and control method thereof. The remote control apparatus includes a communication unit which communicates with the electronic apparatus; a user input unit which receives a user button selection indicating an input button; a sensing unit which senses movement of the remote control apparatus; and a control unit which controls the communication unit to transmit information about the user button selection to perform a function corresponding to the input button if the remote control apparatus is in a button input mode, and to transmit information about the movement of the remote control apparatus to the electronic apparatus to control the electronic apparatus by the movement if the remote control apparatus is in a motion recognition mode. Accordingly, controlling a game or a multimedia content is easier, and the user is provided with a new and interesting experience.Type: GrantFiled: July 25, 2022Date of Patent: November 28, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Eun-seok Choi, Ho-june Yoo, Sang-on Choi, Byung-seok Soh
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Publication number: 20230380168Abstract: The present disclosure relates to a semiconductor memory device including a semiconductor substrate including a memory cell region and contact regions, a first stacked structure on the semiconductor substrate, a second stacked structure disposed between the semiconductor substrate and the first stacked structure, a plurality of cell plugs extending in a vertical direction crossing a top surface of the semiconductor substrate and arranged between the first stacked structure and the second stacked structure in the memory cell region, and a plurality of supports extending in the vertical direction and arranged on the first stacked structure in the contact region, wherein the second stacked structure is arranged in a different level from the plurality of supports.Type: ApplicationFiled: November 1, 2022Publication date: November 23, 2023Inventor: Eun Seok CHOI
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Publication number: 20230326891Abstract: The present disclosure provides a semiconductor memory device. The semiconductor memory device includes a peripheral circuit structure on a semiconductor substrate, a conductive line connected to the peripheral circuit structure, a peripheral circuit side bonding conductive pattern connected to the conductive line, a peripheral circuit side auxiliary bonding conductive pattern spaced apart from the peripheral circuit side bonding conductive pattern, a cell array side bonding conductive pattern contacting the peripheral circuit side bonding conductive pattern, a cell array side auxiliary bonding conductive pattern contacting the peripheral circuit side auxiliary bonding conductive pattern, and a memory cell array connected to the cell array side bonding conductive pattern.Type: ApplicationFiled: September 23, 2022Publication date: October 12, 2023Applicant: SK hynix Inc.Inventors: Yu Jin PARK, Nam Jae LEE, Eun Seok CHOI
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Publication number: 20230291955Abstract: A user terminal apparatus is provided. The user terminal apparatus for performing a remote control function for an electronic apparatus includes a communication unit configured to communicate with an electronic apparatus for providing a text input user interface (UI), an input unit configured to receive a user command for input of a specific text on the text input UI, a fingerprint scanner provided in the input unit and configured to recognize a user fingerprint, and a controller configured to recognize a user fingerprint according to the user command and to transmit information corresponding to the recognized user fingerprint to the electronic apparatus in response to the electronic apparatus entering a preset text input mode.Type: ApplicationFiled: May 16, 2023Publication date: September 14, 2023Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: In-ji KIM, Sang-on Choi, Byung-seok Soh, Mi-ra Yu, Ho-june Yoo, Eun-seok Choi
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Publication number: 20230247832Abstract: A semiconductor memory device, and a method of manufacturing the same, includes a cell region of a substrate including a first stacked structure and a second stacked structure stacked on the first stacked structure, and a contact region of the substrate. The first stacked structure includes at least one cell plug pattern and a lower slit pattern extending in a vertical direction. The second stacked structure includes at least one upper cell plug pattern extending in the vertical direction and directly contacting an upper surface of the at least one lower cell plug pattern and an upper slit pattern extending in the vertical direction and directly contacting an upper surface of the lower slit pattern. A lower surface of the upper slit pattern contacting the upper surface of the lower slit pattern has a lower critical dimension than the upper surface of the lower slit pattern.Type: ApplicationFiled: June 29, 2022Publication date: August 3, 2023Applicant: SK hynix Inc.Inventor: Eun Seok CHOI
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Patent number: 11706476Abstract: A user terminal apparatus is provided. The user terminal apparatus for performing a remote control function for an electronic apparatus includes a communication unit configured to communicate with an electronic apparatus for providing a text input user interface (UI), an input unit configured to receive a user command for input of a specific text on the text input UI, a fingerprint scanner provided in the input unit and configured to recognize a user fingerprint, and a controller configured to recognize a user fingerprint according to the user command and to transmit information corresponding to the recognized user fingerprint to the electronic apparatus in response to the electronic apparatus entering a preset text input mode.Type: GrantFiled: September 30, 2020Date of Patent: July 18, 2023Assignee: SAMSUNG ELECTRONICS CO.. LTD.Inventors: In-ji Kim, Sang-on Choi, Byung-seok Soh, Mi-ra Yu, Ho-june Yoo, Eun-seok Choi
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Publication number: 20230125409Abstract: There are provided a semiconductor memory device and a method of manufacturing the semiconductor memory device. The semiconductor memory device includes a gate stack comprising a plurality of first interlayer insulating patterns and a plurality of conductive patterns alternately stacked a dummy stack comprising a plurality of second interlayer insulating patterns and a plurality of sacrificial insulating layers, a plurality of step-shaped grooves defined at different depths in the gate stack, a plurality of openings passing through the dummy stack and spaced apart from each other, a first gap-fill insulating pattern filling the plurality of step-shaped grooves, a second gap-fill insulating pattern filling the plurality of openings, a plurality of conductive gate contacts passing through the first gap-fill insulating pattern and connected to the plurality of conductive patterns, and a plurality of conductive peripheral circuit contacts passing through the second gap-fill insulating pattern.Type: ApplicationFiled: April 11, 2022Publication date: April 27, 2023Applicant: SK hynix Inc.Inventors: Byung Wook BAE, Eun Seok CHOI
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Patent number: 11634740Abstract: The present invention provides: a novel allulose epimerase variant in which an amino acid residue present at a specific position of an amino acid sequence of a wild-type D-allulose 3-epimerase derived from Flavonifractor plautii is substituted with another amino acid residue; and various uses of the novel allulose epimerase variant. The novel allulose epimerase variant according to the present invention has a higher conversion rate of fructose to allulose compared to that of the wild-type D-allulose 3-epimerase derived from Flavonifractor plautii, and has excellent thermal stability especially under high temperature conditions of 60° C. or higher, and thus can prevent contamination during an industrial-scale enzymatic conversion reaction for the mass production of allulose, shorten production time, and reduce production costs.Type: GrantFiled: April 27, 2021Date of Patent: April 25, 2023Assignee: DAESANG CORPORATIONInventors: Hyung Seop Youn, Eun Seok Choi, Ji Ha Lee, Suok Su Kim, Seung Woo Cho, Tae Yong Kim, Hak Jun Kim
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Patent number: 11617003Abstract: A display device and a control method therefor are disclosed. According to the disclosure, the display device comprises: a sensor for sensing the surrounding environmental state; an inputter for receiving a user command for content conversion; an outputter for outputting content corresponding to the user command; and a processor for controlling the outputter such that screen brightness and/or audio output strength of second content corresponding to the user command is changed and outputted, when the user command is inputted, on the basis of the sensed surrounding environmental state and/or output information of currently outputted first content. Therefore, the display device can variously output an output of content image and/or audio according to the surrounding environmental state.Type: GrantFiled: September 8, 2017Date of Patent: March 28, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Nak-won Choi, Young-kwang Seo, Eun-seok Choi, Jin-hyuk Hong
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Publication number: 20230055400Abstract: The present invention provides: a novel allulose epimerase variant in which an amino acid residue present at a specific position of an amino acid sequence of a wild-type D-allulose 3-epimerase derived from Flavonifractor plautii is substituted with another amino acid residue; and various uses of the novel allulose epimerase variant. The novel allulose epimerase variant according to the present invention has a higher conversion rate of fructose to allulose compared to that of the wild-type D-allulose 3-epimerase derived from Flavonifractor plautii, and has excellent thermal stability especially under high temperature conditions of 60° C. or higher, and thus can prevent contamination during an industrial-scale enzymatic conversion reaction for the mass production of allulose, shorten production time, and reduce production costs.Type: ApplicationFiled: April 27, 2021Publication date: February 23, 2023Applicant: DAESANG CORPORATIONInventors: Hyung Seop YOUN, Eun Seok CHOI, Ji Ha LEE, Suok Su KIM, Seung Woo CHO, Tae Yong KIM, Hak Jun KIM
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Publication number: 20230005952Abstract: There are provided a semiconductor memory device and a manufacturing method of the same. The semiconductor memory device includes: a stack structure including conductive patterns and interlayer insulating layers, which are alternately stacked in a first direction; a channel layer penetrating the stack structure; a first semiconductor layer disposed on the stack structure, the first semiconductor layer including a first impurity of a first conductivity type; a second semiconductor layer disposed on the first semiconductor layer, the second semiconductor layer including a well region with a second impurity of a second conductivity type, wherein the second conductivity type is different from the first conductivity type; and a memory layer between the channel layer and the stack structure.Type: ApplicationFiled: December 8, 2021Publication date: January 5, 2023Applicant: SK hynix Inc.Inventors: Eun Seok CHOI, Seo Hyun KIM, Dong Hwan LEE
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Publication number: 20220399366Abstract: A semiconductor memory device, and a method of manufacturing the same, includes a gate stack including an interlayer insulating layers and conductive patterns alternately stacked in a vertical direction on a substrate, a channel structure passing through the gate stack and having an upper end protruding above the gate stack, a memory layer surrounding a sidewall of the channel structure, and a source layer formed on the gate stack. The channel structure includes a core insulating layer extending in a central region of the channel structure in the vertical direction, and a channel layer surrounding a sidewall of the core insulating layer, the channel layer formed to be lower in the vertical direction than the core insulating layer and the memory layer.Type: ApplicationFiled: December 6, 2021Publication date: December 15, 2022Applicant: SK hynix Inc.Inventors: Jae Young OH, Dong Hwan LEE, Eun Seok CHOI
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Patent number: 11508747Abstract: A semiconductor memory device includes: a stacked structure including first and second select patterns spaced apart from each other in a first direction; a gate isolation layer extending in a second direction intersecting the first direction between the first and second select patterns; channel structures penetrating the stack structure; and first and second bit lines extending in the first direction, the first and second bit lines being adjacent to each other. The channel structures include: a first channel structure which penetrates the first select pattern and is spaced apart by a first distance from the gate isolation layer in the first direction; and a second channel structure which penetrates the second select pattern and is spaced apart by substantially the first distance from the gate isolation layer in the first direction. The first and second channel structures are respectively connected to the second and first bit lines.Type: GrantFiled: May 6, 2020Date of Patent: November 22, 2022Assignee: SK hynix Inc.Inventors: Young Ock Hong, Eun Seok Choi
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Publication number: 20220358834Abstract: An electronic apparatus, control method thereof, remote control apparatus that controls the electronic apparatus, and control method thereof. The remote control apparatus includes a communication unit which communicates with the electronic apparatus; a user input unit which receives a user button selection indicating an input button; a sensing unit which senses movement of the remote control apparatus; and a control unit which controls the communication unit to transmit information about the user button selection to perform a function corresponding to the input button if the remote control apparatus is in a button input mode, and to transmit information about the movement of the remote control apparatus to the electronic apparatus to control the electronic apparatus by the movement if the remote control apparatus is in a motion recognition mode. Accordingly, controlling a game or a multimedia content is easier, and the user is provided with a new and interesting experience.Type: ApplicationFiled: July 25, 2022Publication date: November 10, 2022Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Eun-seok CHOI, Ho-june YOO, Sang-on CHOI, Byung-seok SOH