Patents by Inventor Myung Chul Kim
Myung Chul 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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Publication number: 20240117847Abstract: An electric driving apparatus includes: a housing; an electric machine comprising a motor shaft rotatably supported by the housing; a speed shifting unit for reducing a rotation speed of a rotational driving force of the motor shaft; and a double clutch unit configured to selectively rotationally drive a pair of output shafts by receiving rotational driving force of the speed shifting unit. The speed shifting unit includes: an input gear receiving the rotational driving force of the motor shaft; a speed shifting shaft rotatably supported by the housing; an output gear provided on the speed shifting shaft to rotate together with the speed shifting shaft; and a clutch unit operative to selectively achieve a rotationally constrained engagement between the input gear and the speed shifting shaft.Type: ApplicationFiled: December 27, 2021Publication date: April 11, 2024Applicant: ERAE AMS CO., LTD.Inventors: Tae Geun KIM, Jung Rak SON, Myung Chul JUNG
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Publication number: 20240102536Abstract: An electric driving apparatus according to an embodiment of the present invention includes: a housing; an electric machine comprising a motor shaft rotatably supported by the housing; a first speed reduction portion comprising a first speed shifting shaft capable of being rotationally driven by the motor shaft and configured to shift and transmit a rotational driving force of the motor shaft at a predetermined first speed shifting ratio; a second speed reduction portion comprising a second speed shifting shaft capable of being rotationally driven by the motor shaft and configured to shift and transmit the rotational driving force of the motor shaft at a predetermined second speed shifting ratio; and a double clutch unit configured to receive the rotational driving force of the first speed shifting shaft or the second speed shifting shaft and is configured to selectively rotationally drive at least one of a first output shaft and a second output shaft by the transmitted rotational driving force.Type: ApplicationFiled: December 24, 2021Publication date: March 28, 2024Applicant: ERAE AMS CO., LTDInventors: Tae Geun KIM, Jung Rak SON, Myung Chul JUNG
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Publication number: 20240097251Abstract: An embodiment of the present invention relates to a cylindrical secondary battery in which a positive electrode terminal is adhered and fixed to a cylindrical can by an insulating sheet, and thus sealing between the cylindrical can and the positive electrode terminal can be facilitated due to an increased contact area.Type: ApplicationFiled: March 29, 2022Publication date: March 21, 2024Inventors: Hyun Ki JUNG, Byung Chul PARK, Gun Gue PARK, Gwan Hyeon YU, Jin Young MOON, Kyung Rok LEE, Myung Seob KIM, Sung Gwi KO, Woo Hyuk CHOI
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Publication number: 20240097297Abstract: A cylindrical secondary battery includes: an electrode assembly including a first electrode plate and a second electrode plate; a cylindrical case having a disk-shaped top portion and a side portion extending from the top portion, the cylindrical case accommodating the electrode assembly; a cathode terminal extending through the top portion and insulated therefrom; a first current collector plate electrically connected to the first electrode plate and the cathode terminal; a second current collector plate electrically connected to the second electrode plate and the side portion of the cylindrical case; a cap plate coupled to the side portion and insulated therefrom; and an insulation tape between the top portion of the cylindrical case and the first current collector plate and covering the first current collector plate.Type: ApplicationFiled: August 16, 2023Publication date: March 21, 2024Inventors: Hyun Ki JUNG, Myung Seob KIM, Kyung Rok LEE, Jin Young MOON, Ho Jae LEE, Byung Chul PARK
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Patent number: 11912895Abstract: The present invention relates to a fire resistant paint composition, to a production method for same and to a painting method for a fire resistant paint using same, and, one example of implementation of the present invention can provide a fire resistant paint composition comprising: between 70 and 95 wt. % of a binder; between 1 and 10 wt. % of an aerogel; between 1 and 5 wt. % of a foaming agent; and the remainder of water, and can provide a production method for same and a painting method for a fire resistant paint using same.Type: GrantFiled: August 8, 2017Date of Patent: February 27, 2024Assignee: AEROGEL R&D PTE. LTD.Inventors: Myung Je Roh, Young Chul Joung, Jong Chul Park, Min Woo Kim, Choon Soo Hahn, Dong Ho Jung, Do Young Park
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Patent number: 11705071Abstract: A display device includes pixels electrically connected to a plurality of scan lines and a plurality of data lines, respectively, a scan driver that provides a scan signal to each of the plurality of scan lines, a voltage supply that supplies a first gate voltage to the scan driver through a first gate power line, and a voltage compensator. The voltage compensator senses a partial voltage of the first gate voltage applied to the scan driver through a feedback line. The voltage compensator compensates the first gate voltage with a second gate voltage in case that the sensed first gate voltage is greater than a first reference voltage.Type: GrantFiled: May 10, 2022Date of Patent: July 18, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jin Won Jang, Seung Won Kuk, Myung Chul Kim
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Publication number: 20230005429Abstract: A display device includes pixels electrically connected to a plurality of scan lines and a plurality of data lines, respectively, a scan driver that provides a scan signal to each of the plurality of scan lines, a voltage supply that supplies a first gate voltage to the scan driver through a first gate power line, and a voltage compensator. The voltage compensator senses a partial voltage of the first gate voltage applied to the scan driver through a feedback line. The voltage compensator compensates the first gate voltage with a second gate voltage in case that the sensed first gate voltage is greater than a first reference voltage.Type: ApplicationFiled: May 10, 2022Publication date: January 5, 2023Applicant: Samsung Display Co., LTD.Inventors: Jin Won JANG, Seung Won KUK, Myung Chul KIM
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Patent number: 11342622Abstract: Disclosed is a battery pack comprising: a plurality of battery cells, each including an upper surface through which a pair of electrode terminals are protruded, a lower surface facing the upper surface, and a pair of long side surfaces and a pair of short side surfaces among surfaces connecting the upper surface and the lower surface, the long side surfaces having a relatively large area, and the short side surfaces having a relatively small area; and a cell frame that receives the battery cells, exposes the upper surfaces of the battery cells, and includes side plates for supporting the short side surfaces of the plurality of battery cells and end plates positioned at opposite ends to support the long side surfaces of the battery cells, wherein the end plates include protrusions protruding in a direction opposite to a direction in which the end plates faces long side surfaces of the battery cells at the opposite ends; and a recess located between the protrusions, depressed in a direction of long side surfaceType: GrantFiled: September 21, 2017Date of Patent: May 24, 2022Assignee: SAMSUNG SDI CO., LTD.Inventors: Jang Hyun Song, Myung Chul Kim
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Patent number: 11080443Abstract: A system and method to perform physical synthesis to transition a logic design to a physical layout of an integrated circuit include obtaining an initial netlist that indicates all components of the integrated circuit including memory elements and edges that interconnect the components. The method also includes generating a graph with at least one of the memory elements and the edges carrying one or more signals to the at least one of the memory elements or from the at least one of the memory elements. The components other than memory elements are not indicated individually on the graph. The netlist is updated based on the graph.Type: GrantFiled: December 17, 2019Date of Patent: August 3, 2021Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Myung-Chul Kim, Arjen Alexander Mets, Gi-Joon Nam, Shyam Ramji, Lakshmi N. Reddy, Alexander J. Suess, Benjamin Trombley, Paul G. Villarrubia
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Patent number: 10891411Abstract: A method includes receiving a source file specifying circuit components and electrical connections therebetween. At least a portion of the circuit components and electrical connections are within one or more of a set of logical hierarchical groupings, and a given one of the groupings has one or more electrical connections to at least another one of the groupings. The method also includes selecting an initial subset of the groupings based on one or more characteristics of respective ones of the set of groupings and performing individual logical optimization of respective ones of the initial subset. The method further includes determining a revised subset based on the one or more characteristics of the respective ones of the set of groupings as modified by the logical optimization, and performing global physical optimization of the circuit components and electrical connections based at least in part on the revised subset.Type: GrantFiled: November 29, 2018Date of Patent: January 12, 2021Assignee: International Business Machines CorporationInventors: Gi-Joon Nam, David John Geiger, Paul G. Villarrubia, Shyam Ramji, Myung-Chul Kim, Benjamin Neil Trombley
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Patent number: 10812453Abstract: Provided is a method for transmitting a packet in a communication system, comprising the steps of: identifying the packet according to a packet identification criterion; reallocating frames included in the identified packet and encrypting the packet in which the frames have been rearranged; and transmitting the encrypted packet.Type: GrantFiled: December 14, 2015Date of Patent: October 20, 2020Assignee: Korea Advanced Institute of Science and TechnologyInventors: Myung Chul Kim, Kyung Min Go
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Patent number: 10776958Abstract: A computer-implemented method according to one embodiment includes identifying, utilizing a hardware camera of a mobile device, vision code data from a plurality of additional devices that are within a field of view of the hardware camera of the mobile device at an actual orientation, identifying the actual orientation of the mobile device, calculating local observations at the mobile device, sending the local observations from the mobile device to a cloud-side service, receiving a tile at the mobile device from the cloud-side service, and outputting the tile at the mobile device.Type: GrantFiled: November 6, 2019Date of Patent: September 15, 2020Assignee: International Business Machines CorporationInventors: Inseok Hwang, Gelareh Taban, Myung-Chul Kim, Chungkuk Yoo
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Patent number: 10762271Abstract: A system and method of performing model-based refinement of a placement of components in integrated circuit generation select one of the components as a candidate component and postulate a move of the candidate component from an original position to a new position. The method includes defining nets associated with the candidate component. An initial perimeter and a new perimeter associated with each of the one or more nets are defined. The initial perimeter includes the candidate component at its original position and the new perimeter includes the candidate component at its new position. The method includes quantifying a change from the initial perimeter and the new perimeter and the original position and the new position, and obtaining a model of wires interconnecting the candidate component to the components of each of the nets. A result of the placement is provided for manufacture of the integrated circuit.Type: GrantFiled: September 28, 2018Date of Patent: September 1, 2020Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Myung-Chul Kim, Gi-Joon Nam, Shyam Ramji, Benjamin N. Trombley, Paul G. Villarrubia
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Patent number: 10715998Abstract: Provided is a method and apparatus for simultaneously providing mobility management and privacy protection. A communication method includes receiving a packet for a terminal and processing at least one of a locator included in the packet and location information of the terminal based on a mobility of the terminal.Type: GrantFiled: September 10, 2019Date of Patent: July 14, 2020Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Myung Chul Kim, Jae Hyun Park
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Patent number: 10702068Abstract: The present invention relates to a control system and method for controlling a motion chair in a 4D theater and, more particularly, to a control system and method for controlling a motion chair, wherein the physical data of audiences who watch a movie in their motion chairs is collected and the motion intensity of the motion chairs is controlled based on the collected physical data so that the audiences can enjoy a 4D movie in a physical stable state.Type: GrantFiled: August 26, 2015Date of Patent: July 7, 2020Assignee: CJ 4DPLEX CO., LTD.Inventors: Hyun Park, Hyukju Kwon, Myung Chul Kim
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Patent number: 10685160Abstract: The disclosed herein relates to method for persistence during placement optimization of an integrated circuit design. The method comprises performing cluster operation by grouping of a plurality of cells into a plurality of mobs. The method further comprises performing a spreading operation by moving the plurality of mobs and the plurality of cells simultaneously to optimize empty space of the integrated circuit design.Type: GrantFiled: September 25, 2018Date of Patent: June 16, 2020Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Myung-Chul Kim, Shyam Ramji, Paul G. Villarrubia, Natarajan Viswanathan
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Publication number: 20200175122Abstract: A method includes receiving a source file specifying circuit components and electrical connections therebetween. At least a portion of the circuit components and electrical connections are within one or more of a set of logical hierarchical groupings, and a given one of the groupings has one or more electrical connections to at least another one of the groupings. The method also includes selecting an initial subset of the groupings based on one or more characteristics of respective ones of the set of groupings and performing individual logical optimization of respective ones of the initial subset. The method further includes determining a revised subset based on the one or more characteristics of the respective ones of the set of groupings as modified by the logical optimization, and performing global physical optimization of the circuit components and electrical connections based at least in part on the revised subset.Type: ApplicationFiled: November 29, 2018Publication date: June 4, 2020Inventors: Gi-Joon Nam, David John Geiger, Paul G. Villarrubia, Shyam Ramji, Myung-Chul Kim, Benjamin Neil Trombley
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Patent number: 10674328Abstract: A computer-implemented method according to one embodiment includes identifying a plurality of devices, determining a relative location of each of the plurality of devices, and assigning visualization data to each of the plurality of devices, based on the relative location of each of the plurality of devices, wherein determining the relative location of each of the plurality of devices includes performing relative localization on each of the plurality of devices by performing a constrained nonlinear optimization in order to reconstruct relative locations of each of the plurality of devices, using distributed observations received from the plurality of devices in order to determine a co-located group of the devices.Type: GrantFiled: May 23, 2019Date of Patent: June 2, 2020Assignee: International Business Machines CorporationInventors: Inseok Hwang, Myung-Chul Kim, Gelareh Taban, Chungkuk Yoo
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Patent number: 10635773Abstract: The performance of a computer performing electronic design analysis is improved by representing a putative circuit design as a set of movable blocks of predetermined size which must fit into a bounding box (said blocks include a plurality of subsets to be interconnected by wires) and initially placing the set of blocks by quadratic initialization. Each of the blocks has first and second coordinates and weights are assigned to nets connecting those of the blocks within the subsets, the quadratic initialization in turn includes determining a cost of each of the nets connecting any two of the blocks within the subsets as one-half of a sum of squares of distances between the any two of the blocks; and minimizing a total cost over all of the nets to determine an initial placement of the set of blocks. Analytical placement is then carried out based on the initial quadratic placement.Type: GrantFiled: October 18, 2018Date of Patent: April 28, 2020Assignee: International Business Machines CorporationInventors: Myung-Chul Kim, Paul G. Villarrubia, Shyam Ramji, Gi-Joon Nam, Benjamin Neil Trombley
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Publication number: 20200125690Abstract: The performance of a computer performing electronic design analysis is improved by representing a putative circuit design as a set of movable blocks of predetermined size which must fit into a bounding box (said blocks include a plurality of subsets to be interconnected by wires) and initially placing the set of blocks by quadratic initialization. Each of the blocks has first and second coordinates and weights are assigned to nets connecting those of the blocks within the subsets, the quadratic initialization in turn includes determining a cost of each of the nets connecting any two of the blocks within the subsets as one-half of a sum of squares of distances between the any two of the blocks; and minimizing a total cost over all of the nets to determine an initial placement of the set of blocks. Analytical placement is then carried out based on the initial quadratic placement.Type: ApplicationFiled: October 18, 2018Publication date: April 23, 2020Inventors: Myung-Chul Kim, Paul G. Villarrubia, Shyam Ramji, Gi-Joon Nam, Benjamin Neil Trombley