Patents by Inventor Sang Woo Yu
Sang Woo Yu 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: 20240132364Abstract: Provided is an aerogel blanket and a method for producing the same, wherein a catalyzed sol is sufficiently and uniformly impregnated into a blanket in an impregnation tank, and the catalyzed sol is allowed to stay in the impregnation tank for a specific time to control fluidity while achieving a viscosity at which the catalyzed sol can be easily introduced into the blanket, thereby forming a uniform aerogel in the blanket. As a result, the uniformity of pore structure and thermal insulation performance of an aerogel blanket are improved, the loss of raw materials is reduced through the impregnation process, the occurrence of process problems is reduced, and the generation of dust is reduced.Type: ApplicationFiled: December 12, 2023Publication date: April 25, 2024Inventors: Young Hun KIM, Se Won BAEK, Sung Min YU, Kyung Seok MIN, Hyun Woo JEON, Sang Woo PARK, Bong June KIM
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Patent number: 11961775Abstract: In one example, a semiconductor device can comprise a substrate, a device stack, first and second internal interconnects, and an encapsulant. The substrate can comprise a first and second substrate sides opposite each other, a substrate outer sidewall between the first substrate side and the second substrate side, and a substrate inner sidewall defining a cavity between the first substrate side and the second substrate side. The device stack can be in the cavity and can comprise a first electronic device, and a second electronic device stacked on the first electronic device. The first internal interconnect can be coupled to the substrate and the device stack. The encapsulant can cover the substrate inner sidewall and the device stack and can fill the cavity. Other examples and related methods are disclosed herein.Type: GrantFiled: November 8, 2022Date of Patent: April 16, 2024Assignee: Amkor Technology Singapore Holding Pte. Ltd.Inventors: Gyu Wan Han, Won Bae Bang, Ju Hyung Lee, Min Hwa Chang, Dong Joo Park, Jin Young Khim, Jae Yun Kim, Se Hwan Hong, Seung Jae Yu, Shaun Bowers, Gi Tae Lim, Byoung Woo Cho, Myung Jea Choi, Seul Bee Lee, Sang Goo Kang, Kyung Rok Park
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Patent number: 11926529Abstract: Provided is an aerogel blanket and a method for producing the same, wherein a catalyzed sol I sufficiently and uniformly impregnated into a blanket in an impregnation tank, and the catalyzed sol is allowed to stay in the impregnation tank for a specific time to control fluidity while achieving a viscosity at which the catalyzed sol can be easily introduced into the blanket, thereby forming a uniform aerogel in the blanket. As a result, the uniformity of pore structure and thermal insulation performance of an aerogel blanket are improved, the loss of raw materials is reduced through the impregnation process, the occurrence of process problems is reduced, and the generation of dust is reduced.Type: GrantFiled: August 28, 2020Date of Patent: March 12, 2024Assignee: LG Chem, Ltd.Inventors: Young Hun Kim, Se Won Baek, Sung Min Yu, Kyung Seok Min, Hyun Woo Jeon, Sang Woo Park, Bong June Kim
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Publication number: 20240079642Abstract: The present invention relates to a method for preparing an alkali metal ion conductive chalcogenide-based solid electrolyte, a solid electrolyte prepared thereby, and an all-solid-state battery comprising the same.Type: ApplicationFiled: January 11, 2022Publication date: March 7, 2024Applicant: KOREA ELECTROTECHNOLOGY RESEARCH INSTITUTEInventors: Yoon Cheol HA, Sang Min LEE, Byung Gon KIM, Gum Jae PARK, Jun Woo PARK, Jun Ho PARK, Ji Hyun YU, Won Jae LEE, You Jin LEE, Hae Young CHOI
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Patent number: 11320891Abstract: An operation method of a communication node in an Ethernet-based vehicle network, the communication node including a regulator, a physical (PHY) layer unit, and a processor, includes outputting, by the processor, a first signal to initiate a supply of power to the communication node; outputting, by the processor, a second signal to initiate a transition of the communication node from a normal mode to a sleep mode; and transitioning, by the PHY layer unit, the communication node from the normal mode to the sleep mode when the second signal is received at the PHY layer unit from the processor.Type: GrantFiled: March 11, 2020Date of Patent: May 3, 2022Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Sang Woo Yu, Jin Hwa Yun, Kang Woon Seo, Jun Byung Chae, Dong Ok Kim
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Patent number: 11314319Abstract: An operation method of a communication node in an Ethernet-based vehicle network, the communication node including a regulator, a physical (PHY) layer unit, and a processor, includes outputting, by the processor, a first signal to initiate a supply of power to the communication node; outputting, by the processor, a second signal to initiate a transition of the communication node from a normal mode to a sleep mode; and transitioning, by the PHY layer unit, the communication node from the normal mode to the sleep mode when the second signal is received at the PHY layer unit from the processor.Type: GrantFiled: January 14, 2020Date of Patent: April 26, 2022Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Sang Woo Yu, Jin Hwa Yun, Kang Woon Seo, Jun Byung Chae, Dong Ok Kim
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Patent number: 10749738Abstract: A network diagnosis method and apparatus are disclosed. An operation method of a first communication node includes checking whether each of communication nodes connected to the first communication node are in a fault state based on a first message transmitted between the communication nodes and a first response message, which is a response to the first message and generating a diagnosis response message including identification information of the communication node that is in a fault state or normal state. Accordingly, network performance may be enhanced.Type: GrantFiled: July 17, 2015Date of Patent: August 18, 2020Assignee: Hyundai Motor CompanyInventors: Dongok Kim, Kang Woon Seo, Jun Byung Chae, Jin Hwa Yun, Sang Woo Yu
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Publication number: 20200218333Abstract: An operation method of a communication node in an Ethernet-based vehicle network, the communication node including a regulator, a physical (PHY) layer unit, and a processor, includes outputting, by the processor, a first signal to initiate a supply of power to the communication node; outputting, by the processor, a second signal to initiate a transition of the communication node from a normal mode to a sleep mode; and transitioning, by the PHY layer unit, the communication node from the normal mode to the sleep mode when the second signal is received at the PHY layer unit from the processor.Type: ApplicationFiled: March 11, 2020Publication date: July 9, 2020Applicant: Kia Motors CorporationInventors: Sang Woo Yu, Jin Hwa Yun, Kang Woon Seo, Jun Byung Chae, Dong Ok Kim
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Publication number: 20200150744Abstract: An operation method of a communication node in an Ethernet-based vehicle network, the communication node including a regulator, a physical (PHY) layer unit, and a processor, includes outputting, by the processor, a first signal to initiate a supply of power to the communication node; outputting, by the processor, a second signal to initiate a transition of the communication node from a normal mode to a sleep mode; and transitioning, by the PHY layer unit, the communication node from the normal mode to the sleep mode when the second signal is received at the PHY layer unit from the processor.Type: ApplicationFiled: January 14, 2020Publication date: May 14, 2020Inventors: Sang Woo Yu, Jin Hwa Yun, Kang Woon Seo, Jun Byung Chae, Dong Ok Kim
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Patent number: 10585469Abstract: An operation method of a communication node in an Ethernet-based vehicle network, the communication node including a regulator, a physical (PHY) layer unit, and a processor, includes outputting, by the processor, a first signal to initiate a supply of power to the communication node; outputting, by the processor, a second signal to initiate a transition of the communication node from a normal mode to a sleep mode; and transitioning, by the PHY layer unit, the communication node from the normal mode to the sleep mode when the second signal is received at the PHY layer unit from the processor.Type: GrantFiled: September 7, 2016Date of Patent: March 10, 2020Assignee: Hyundai Motor CompanyInventors: Sang Woo Yu, Jin Hwa Yun, Kang Woon Seo, Jun Byung Chae, Dong Ok Kim
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Patent number: 10511668Abstract: An operation method of a first communication node in an Ethernet-based vehicle network includes: generating a data message including data when there is data to be transmitted to a second communication node belonging to the Ethernet-based vehicle network; and transmitting the data message to the second communication node. The data message further includes a first indicator indicating a type of the data and a second indicator indicating an encoding scheme applied to the data, such that a vehicle network even in an existing vehicle can support transmission and reception of information for the new IT service, and the performance of the vehicle network can be improved.Type: GrantFiled: September 28, 2017Date of Patent: December 17, 2019Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Dong Ok Kim, Sang Woo Yu, Jin Hwa Yun
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Patent number: 10382221Abstract: An operation method of a first communication node supporting communications between an Ethernet-based network and a controller area network (CAN) includes: receiving an Ethernet message from a second communication node belonging to the Ethernet-based network; performing an integrity verification on first automotive safety integrity level (ASIL) authentication information included in the Ethernet message; generating a CAN message based on the Ethernet message for which the integrity verification has been completed; and transmitting the CAN message to a third communication node belonging to the CAN.Type: GrantFiled: September 12, 2017Date of Patent: August 13, 2019Assignees: HYUNDIA MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Jeong Seok Han, Sang Woo Yu, Dong Ok Kim, Jin Hwa Yun
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Patent number: 10341170Abstract: Disclosed are link status diagnostic methods for a vehicle network. A link status diagnostic method performed in a communication node includes: identifying a type of a fault occurring in a link connected to the communication node; generating a signal including a link fault type indicator indicating the type of the fault; and transmitting the signal. Also, the signal is generated and transmitted according to an auto negotiation protocol. Therefore, stability and reliability of the vehicle network can be enhanced, thereby improving overall performance of the vehicle network.Type: GrantFiled: February 17, 2017Date of Patent: July 2, 2019Assignee: Hyundai Motor CompanyInventors: Jun Byung Chae, Jin Hwa Yun, Jeong Seok Han, Kang Woon Seo, Dong Ok Kim, Sang Woo Yu
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Publication number: 20190196571Abstract: An operation method of a communication node in an Ethernet-based vehicle network, the communication node including a regulator, a physical (PHY) layer unit, and a processor, includes outputting, by the processor, a first signal to initiate a supply of power to the communication node; outputting, by the processor, a second signal to initiate a transition of the communication node from a normal mode to a sleep mode; and transitioning, by the PHY layer unit, the communication node from the normal mode to the sleep mode when the second signal is received at the PHY layer unit from the processor.Type: ApplicationFiled: September 7, 2016Publication date: June 27, 2019Inventors: Sang Woo Yu, Jin Hwa Yun, Kang Woon Seo, Jun Byung Chae, Dong Ok Kim
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Publication number: 20190190772Abstract: A network diagnosis method and apparatus are disclosed. An operation method of a first communication node includes checking whether each of communication nodes connected to the first communication node are in a fault state based on a first message transmitted between the communication nodes and a first response message, which is a response to the first message and generating a diagnosis response message including identification information of the communication node that is in a fault state or normal state. Accordingly, network performance may be enhanced.Type: ApplicationFiled: July 17, 2015Publication date: June 20, 2019Inventors: Dongok Kim, Kang Woon Seo, Jun Byung Chae, Jin Hwa Yun, Sang Woo Yu
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Patent number: 10225894Abstract: Provided is an electrical load driving device including an SMPS (switching mode power supply). The electrical load driving device comprises: a rectifying unit configured to rectify a current on an output path of the SMPS; a current limiting unit configured to limit the current output from the rectifying unit to a value equal to or less than a predetermined magnitude; a smoothing unit configured to supply a power to a load by smoothing a current output from the current limiting unit; and a floating prevention unit configured to be installed between an output terminal of the rectifying unit and an input terminal of the current limiting unit and to prevent an output of the rectifying unit from floating when the current limiting unit is interrupted.Type: GrantFiled: July 21, 2015Date of Patent: March 5, 2019Inventor: Sang-Woo Yu
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Patent number: 10212234Abstract: An operation method of communication node in a vehicle network is provided. The operation method includes transitioning from a sleep mode to an active mode and generating a first message that includes a first information indicating at least one communication node to be operated in the active mode. In addition, the method includes transmitting the first message to a second communication node to thus enhance performance of a vehicle network.Type: GrantFiled: January 18, 2018Date of Patent: February 19, 2019Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Dong Ok Kim, Kang Woon Seo, Jun Byung Chae, Jin Hwa Yun, Sang Woo Yu
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Patent number: 10122580Abstract: An operation method of a communication node in a vehicle network is disclosed. A transmission method performed by a communication node may be configured to comprise performing an initialization operation for transmission of an audio video bridging (AVB) stream, performing an operation of obtaining a buffer for the transmission of the AVB stream, performing the transmission of the AVB stream stored in the buffer, and performing an operation of finalizing the transmission of the AVB stream. Accordingly, performance of the vehicle network can be enhanced.Type: GrantFiled: October 11, 2016Date of Patent: November 6, 2018Assignee: Hyundai Motor CompanyInventors: Jun Byung Chae, Jin Hwa Yun, Kang Woon Seo, Dong Ok Kim, Sang Woo Yu
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Patent number: 10050864Abstract: An operation method of a switch apparatus includes: obtaining configuration information of communication nodes connected to the switch apparatus; identifying ports connected to end nodes among the communication nodes based on the configuration information; identifying link statuses of the ports; and when the link statuses of the ports are a DOWN state during a predetermined period of time, changing an operation mode of the switch apparatus from a normal mode to a low-power mode.Type: GrantFiled: January 23, 2017Date of Patent: August 14, 2018Assignee: HYUNDAI MOTOR COMPANYInventors: Kang Woon Seo, Jin Hwa Yun, Jun Byung Chae, Dong Ok Kim, Sang Woo Yu
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Publication number: 20180146043Abstract: An operation method of communication node in a vehicle network is provided. The operation method includes transitioning from a sleep mode to an active mode and generating a first message that includes a first information indicating at least one communication node to be operated in the active mode. In addition, the method includes transmitting the first message to a second communication node to thus enhance performance of a vehicle network.Type: ApplicationFiled: January 18, 2018Publication date: May 24, 2018Inventors: Dong Ok Kim, Kang Woon Seo, Jun Byung Chae, Jin Hwa Yun, Sang Woo Yu