Patents by Inventor Jae-Wan Kim
Jae-Wan 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: 20230282769Abstract: An embodiment discloses an ultraviolet light emitting element including: a light emitting structure including a first conductive semiconductor layer, a second conductive semiconductor layer, an active layer disposed between the first conductive semiconductor layer and the second conductive semiconductor layer, and an etched region in which the first conductive semiconductor layer is exposed; a first insulating layer disposed on the light emitting structure and including a first hole which exposes a portion of the etched region; a first electrode electrically connected to the first conductive semiconductor layer; and a second electrode electrically connected to the second conductive semiconductor layer, wherein the light emitting structure includes an intermediate layer regrown on the first conductive semiconductor layer exposed in the first hole, the first electrode is disposed on the intermediate layer, the etched region includes a first etched region disposed at an inner side and a second etched region dispType: ApplicationFiled: May 11, 2023Publication date: September 7, 2023Applicant: Photon Wave Co., Ltd.Inventors: Youn Joon SUNG, Seung Kyu OH, Jae Bong SO, Gil Jun LEE, Won Ho KIM, Tae Wan KWON, Eric OH, Il Gyun CHOI, Jin Young JUNG
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Publication number: 20230283106Abstract: Provided is a power supply apparatus for self-powered device including a power module configured to supply first driving power, a sensor module configured to be operated by the first driving power, and an energy harvesting module configured to select energy power with a higher signal intensity from among energy power from energy sources and harvest energy using the selected energy power as second driving power.Type: ApplicationFiled: March 5, 2022Publication date: September 7, 2023Applicants: SKAIChips Co., Ltd., Research & Business Foundation SUNGKYUNKWAN UNIVERSITYInventors: Kang Yoon LEE, Jong Wan JO, Young Gun PU, Byeong Gi JANG, Dong Soo PARK, Joon Hong PARK, Jae Bin KIM, Yun Gwan KIM
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Publication number: 20230278685Abstract: The present invention relates to a controllable pitch propeller capable of changing a blade pitch according to the sailing conditions of a ship and, specifically, to a controllable pitch propeller having an optimal hub-to-tip diameter ratio, the propeller being capable of reducing the size of a hub so as to have a high efficiency that is close to the propulsion efficiency of a fixed pitch propeller (FPP). In order to accomplish the aforementioned objective, the present invention relates a controllable pitch propeller which comprises a hub mounted at the propelling shaft of a ship, and a blade that is mounted at the circumference of the hub and that has a variable pitch, and which is technically characterized by a H/D ratio, of diameter (H) of the propeller and diameter (D) of the hub, of 0.170-0.2.Type: ApplicationFiled: May 17, 2021Publication date: September 7, 2023Applicants: Korea Shipbuilding & Offshore Engineering Co., Ltd., Hyundai Heavy Industries Co., Ltd.Inventors: Jae Boo Kim, Chan Kyu Choi, Sung Hoon Kim, Kil Hwan Moon, Do Wan Kim, Gwan Hee Son
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Publication number: 20230246149Abstract: This light emitting device comprises: a substrate; a light emitting laminate disposed on the substrate; first and second electrodes provided on the light emitting laminate; first and second bumps provided on the first and second electrodes, respectively; a passivation film which is provided on the substrate, exposes portions of the upper surfaces of the first and second bumps, and covers the laminate; and a light conversion layer covering the rear surface of the substrate, a side surface of the substrate, and a side surface of the passivation film.Type: ApplicationFiled: July 6, 2021Publication date: August 3, 2023Inventors: Jae Kwon KIM, Kyoung Wan KIM, Wan Tae LIM
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Publication number: 20230214551Abstract: A virtual driving system for efficiently testing an interlock operation is provided. The virtual driving system comprises an optical cable installed on a rail; a transport cart for driving in place on the rail and communicating with the optical cable; a first collision avoidance control unit set to correspond to a first virtual path of the transport cart; a second collision avoidance control unit set to correspond to a second virtual path different from the first virtual path of the transport cart; a signal line distribution unit for selectively connecting any one of the first collision avoidance control unit and the second collision avoidance control unit to the optical cable; and a simulator for controlling the first collision avoidance control unit, the second collision avoidance control unit, and the signal line distribution unit according to an operation scenario of the transport cart.Type: ApplicationFiled: November 2, 2022Publication date: July 6, 2023Inventors: Seung Wan AN, Hyun Joon YOON, Hyun Seong MOON, Jae Uk KIM, Min Gi CHOI
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Publication number: 20230207886Abstract: An all-solid-state battery with improved durability by preventing deposition due to non-uniform growth of lithium (Li), according to an embodiment, includes an anode layer, a solid electrolyte layer disposed on the anode layer, a cathode layer disposed on the solid electrolyte layer, and an edge part disposed at an upper surface of the anode layer to contact a side surface of the solid electrolyte layer, thereby suppressing non-uniform lithium that may be non-uniformly deposited in a conventional all-solid-state battery, in particular, non-uniform lithium that may be deposited of in a corner direction between the electrode and a solid electrolyte layer. The edge part has a lower lithium ionic conductivity than that of the solid electrolyte layer.Type: ApplicationFiled: December 9, 2022Publication date: June 29, 2023Applicants: HYUNDAI MOTOR COMPANY, Kia CorporationInventors: Sang Wan KIM, Young Jin NAM, Seon Hwa KIM, Hee Soo KANG, Jae Min LIM, Hong Suk CHOI
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Publication number: 20230207828Abstract: Disclosed is an all-solid-state battery having a uniformly deposited or grown lithium layer, thereby having excellent durability.Type: ApplicationFiled: November 19, 2022Publication date: June 29, 2023Inventors: Jae Min Lim, Hong Suk Choi, Sung Man Cho, Seon Hwa Kim, Young Jin Nam, Sang Wan Kim
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Publication number: 20230207772Abstract: An all-solid-state battery comprises a cathode active material layer, an anode active material layer and a solid electrolyte layer interposed between the cathode active material layer and the anode active material layer, and wherein the all-solid-state battery satisfies Requirement 1 below, 3<(b1+b2)/a[10?4·cm3/mA]<11,??[Requirement 1] wherein, a indicates current density [mA/cm2] of the all-solid-state battery, b1 indicates surface roughness [?m] of one side of a cathode active material layer in a direction to a solid electrolyte layer, and b2 indicates surface roughness [?m] of one side of an anode active material layer in a direction to the solid electrolyte layer.Type: ApplicationFiled: November 17, 2022Publication date: June 29, 2023Applicants: Hyundai Motor Company, Kia CorporationInventors: Jae Min Lim, Hong Suk Choi, Seon Hwa Kim, Hee Soo Kang, Young Jin Nam, Sang Wan Kim
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Patent number: 11682747Abstract: An embodiment discloses an ultraviolet light emitting element including: a light emitting structure including a first conductive semiconductor layer, a second conductive semiconductor layer, an active layer disposed between the first conductive semiconductor layer and the second conductive semiconductor layer, and an etched region in which the first conductive semiconductor layer is exposed; a first insulating layer disposed on the light emitting structure and including a first hole which exposes a portion of the etched region; a first electrode electrically connected to the first conductive semiconductor layer; and a second electrode electrically connected to the second conductive semiconductor layer, wherein the light emitting structure includes an intermediate layer regrown on the first conductive semiconductor layer exposed in the first hole, the first electrode is disposed on the intermediate layer, the etched region includes a first etched region disposed at an inner side and a second etched region dispType: GrantFiled: February 18, 2021Date of Patent: June 20, 2023Assignee: Photon Wave Co.. Ltd.Inventors: Youn Joon Sung, Seung Kyu Oh, Jae Bong So, Gil Jun Lee, Won Ho Kim, Tae Wan Kwon, Eric Oh, Il Gyun Choi, Jin Young Jung
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Publication number: 20230186572Abstract: A reality space-based content authoring system according to an embodiment of the present disclosure includes an augmented reality server configured to provide augmented reality information including indoor and outdoor position information and simulation data of an augmented reality application user terminal necessary for simulation of content being authored and an operation of a distributed augmented reality application, a virtual reality server configured to provide reality space-based virtual reality information including geometric information and image information indicating a reality space to which the content is to be applied, and a content authoring device configured to provide a reality space-based virtual reality authoring environment when producing the content on the basis of the augmented reality information and the virtual reality information, and provide an augmented reality application and a virtual reality application based on the created content.Type: ApplicationFiled: March 15, 2022Publication date: June 15, 2023Inventors: Tae Hong JEONG, Seung Lee KIM, Kyu Sung CHO, Jae Wan PARK
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Patent number: 11675537Abstract: A controller for controlling a memory device is provided to include: a request receiver configured to receive a request including a logical address from a host; a dependency checker configured to acquire the request from the request receiver and check a dependency of the request; a map manager configured to generate a command including a physical address mapped to the logical address of the request in response to a result of checking that the request has no dependency on the prior incomplete request; and a command submitter configured to provide the memory device with the command generated by the map manager, wherein the request receiver, the dependency checker, the map manager and the command submitter are structured to configure a data pipeline such that operations of the request receiver, the dependency checker, the map manager, and the command submitter deliver are performed in series.Type: GrantFiled: April 9, 2021Date of Patent: June 13, 2023Assignee: SK hynix Inc.Inventors: Ju Hyun Kim, Do Hun Kim, Jin Yeong Kim, Kee Bum Shin, Jae Wan Yeon, Kwang Sun Lee
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Publication number: 20230178025Abstract: A display device includes first and second initialization voltage sources and first and second pixel circuits. The first initialization voltage source provides a first initialization voltage. The second initialization voltage source provides a second initialization voltage less than the first initialization voltage. The first pixel circuit includes a first organic light emitting diode. The second pixel circuit includes a second organic light emitting diode with an organic material having a band gap different from a band gap of an organic material in the first organic light emitting diode. The first pixel circuit is coupled to the first initialization voltage source and the second initialization voltage source. The second pixel circuit is coupled to a single initialization voltage source.Type: ApplicationFiled: January 27, 2023Publication date: June 8, 2023Applicant: Samsung Display Co., Ltd.Inventors: Hyung Jun PARK, Yang Wan KIM, Byung Sun KIM, Su Jin LEE, Jae Yong LEE
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Publication number: 20230179826Abstract: A method of a transmission device in a multimedia system comprises the steps of: detecting a request for changing first-type data into second-type data while the first-type data is being played at a given point in time; and transmitting, before the second-type data is played, information necessary for replaying data, among the first-type data, played prior to the given point in time, and/or data, among the second-type data, played prior to the given point in time.Type: ApplicationFiled: March 28, 2018Publication date: June 8, 2023Inventors: Dong-Yeon KIM, Kyung-Mo PARK, Jae-Hyeon BAE, Young-Wan SO, Hyun-Koo YANG
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Publication number: 20230178715Abstract: Provided are a lithium secondary battery having high durability and a method for manufacturing the same. The lithium secondary battery includes a reinforcing layer positioned on the outside of at least one of a negative electrode current collector and a positive electrode current collector and including a matrix containing a polymer and a thermally conductive filler dispersed in the matrix.Type: ApplicationFiled: November 13, 2022Publication date: June 8, 2023Inventors: Young Jin Nam, Hong Suk Choi, Sang Wan Kim, Seon Hwa Kim, Hee Soo Kang, Jae Min Lim, Sung Man Cho
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Publication number: 20230173954Abstract: The present disclosure relates to a seat structure for a vehicle, in which a swivel upper plate module is configured by integrating and modularizing a swivel upper plate part, a swivel reinforcing member part, and set bracket parts, the swivel upper plate module is coupled to a seat cushion frame, and left, right, and rear sides of the swivel upper plate module are positioned inward from left, right, and rear sides of a seat bracket coupled to a seat, such that a design of a lower side of the seat may be slim.Type: ApplicationFiled: October 31, 2022Publication date: June 8, 2023Inventors: Dong Woo Jeong, Sang Ho Kim, Seon Chae Na, Do Wan Kim, Jae Hwan Lee
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Publication number: 20230172020Abstract: A display device includes a substrate including a display area and a peripheral area disposed around the display area. The peripheral area includes a bending region and a contact region adjacent to the bending region. A first connection line includes a first portion disposed in the contact region, and a second portion disposed in both the bending region and the contact region, and including a first layer and a second layer. At least part of the second layer of the second portion overlaps the first layer of the second portion. In the contact region, the first layer of the second portion is electrically connected to the first portion, and the second layer of the second portion is electrically connected to the first layer of the second portion.Type: ApplicationFiled: January 24, 2023Publication date: June 1, 2023Inventors: Hyun Ae Park, Sun-Ja Kwon, Byung Sun Kim, Yang Wan Kim, Su Jin Lee, Jae Yong Lee
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Publication number: 20230018915Abstract: Disclosed is a system for transmitting and receiving safety information, which generates first safety information about a control target and second safety information representing the occurrence or not of an error in the control target by using one microcontroller. The system includes a first slave controller generating first safety information and second safety information by using sensing data obtained from a control target and a master controller receiving the first safety information and the second safety information from the first slave controller through a wireless channel. When an error occurs in the first slave controller, the first slave controller transmits the second safety information to a second slave controller, and the second slave controller transmits the second safety information, received from the first slave controller, to the master controller.Type: ApplicationFiled: September 19, 2022Publication date: January 19, 2023Inventors: Myoung Su SONG, Jae Wan KIM, Il Kwon KIM
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Patent number: 11531476Abstract: Disclosed is a memory system including a controller configured to authenticate a user who inputs a request for discarding the memory system, to verify whether the request is valid when the user is authenticated as a legitimate user, to register discard activation of the memory system when the request is valid, and to transmit the request to a memory device; and the memory device configured to determine whether the transmitted request is valid, and to register the discard activation of the memory system when the request is valid.Type: GrantFiled: May 6, 2021Date of Patent: December 20, 2022Assignee: SK hynix Inc.Inventors: Han Choi, Dae Hee Kim, Jae Wan Kim
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Patent number: 11486729Abstract: The present invention relates to a data concentration unit and an operating method thereof. To this end, the data concentration unit of the present invention includes: a substrate; and a data communication unit for collecting meter reading data of a plurality of customers through communications with power metering communication modems respectively connected to watt-hour meters provided for the plurality of customers, wherein the data communication unit includes at least one wired communication module for performing wired communication with power metering wired communication modems, and at least one wireless communication module for performing wireless communication with power metering wireless communication modems, and the wired communication module and the wireless communication module are inserted and provided into the substrate.Type: GrantFiled: August 11, 2017Date of Patent: November 1, 2022Assignee: KOREA ELECTRIC POWER CORPORATIONInventors: Kang-Se Lee, Hyeong-Ju Lee, Jae-Wan Kim
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Patent number: 11480936Abstract: Disclosed is a system for transmitting and receiving safety information, which generates first safety information about a control target and second safety information representing the occurrence or not of an error in the control target by using one microcontroller. The system includes a first slave controller generating first safety information and second safety information by using sensing data obtained from a control target and a master controller receiving the first safety information and the second safety information from the first slave controller through a wireless channel. When an error occurs in the first slave controller, the first slave controller transmits the second safety information to a second slave controller, and the second slave controller transmits the second safety information, received from the first slave controller, to the master controller.Type: GrantFiled: June 7, 2019Date of Patent: October 25, 2022Assignee: SILICON WORKS CO., LTD.Inventors: Myoung Su Song, Jae Wan Kim, Il Kwon Kim