Patents by Inventor Jeong Seok Han

Jeong Seok 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).

  • Patent number: 11981851
    Abstract: A quantum dot including a core comprising a first semiconductor nanocrystal including a zinc chalcogenide and a semiconductor nanocrystal shell disposed on the surface of the core and comprising zinc, selenium, and sulfur. The quantum dot does not comprise cadmium, emits blue light, and may exhibit a digital diffraction pattern obtained by a Fast Fourier Transform of a transmission electron microscopic image including a (100) facet of a zinc blende structure. In an X-ray diffraction spectrum of the quantum dot, a ratio of a defect peak area with respect to a peak area of a zinc blende crystal structure is less than about 0.8:1. A method of producing the quantum dot, and an electroluminescent device including the quantum dot are also disclosed.
    Type: Grant
    Filed: November 11, 2022
    Date of Patent: May 14, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung Woo Kim, Jin A Kim, Tae Hyung Kim, Kun Su Park, Yuho Won, Jeong Hee Lee, Eun Joo Jang, Hyo Sook Jang, Yong Seok Han, Heejae Chung
  • Patent number: 11935984
    Abstract: A quantum dot including a core that includes a first semiconductor nanocrystal including zinc and selenium, and optionally sulfur and/or tellurium, and a shell that includes a second semiconductor nanocrystal including zinc, and at least one of sulfur or selenium is disclosed. The quantum dot has an average particle diameter of greater than or equal to about 13 nm, an emission peak wavelength in a range of about 440 nm to about 470 nm, and a full width at half maximum (FWHM) of an emission wavelength of less than about 25 nm. A method for preparing the quantum dot, a quantum dot-polymer composite including the quantum dot, and an electronic device including the quantum dot is also disclosed.
    Type: Grant
    Filed: December 14, 2022
    Date of Patent: March 19, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yong Seok Han, Sung Woo Kim, Jin A Kim, Tae Hyung Kim, Kun Su Park, Yuho Won, Jeong Hee Lee, Eun Joo Jang, Hyo Sook Jang
  • Publication number: 20240072328
    Abstract: The present disclosure relates to a heat transfer member capable of preventing propagation of thermal runaway and a battery module including the same, and more particularly, to a heat transfer member capable of preventing propagation of thermal runaway in which heat or flame is propagated due to ignition or the like of at least one battery cell in a battery module, and a battery module including the same. According to the present embodiment, a heat transfer member provided in contact with a cooling member in a battery module or a stack composed of a plurality of battery cells includes a thermally expandable material having a thermal expansion initiation temperature of 90 to 150° C.
    Type: Application
    Filed: August 29, 2023
    Publication date: February 29, 2024
    Inventors: Jeong Woo HAN, Ji San KIM, Bon Seok KU, Hae Ryong JEON
  • Patent number: 11654829
    Abstract: A camera system includes an image capturing device configured to capture a rear image of a vehicle, a sensor configured to measure a speed of the vehicle, a direction, a height, and an inclination angle of the image capturing device, an image processor configured to convert the rear image by using information measured by the sensor, an attachment mount that is attachable to various locations connected to the vehicle, and a communication device configured to transmit the converted rear image to an audio video navigation (AVN) system of the vehicle.
    Type: Grant
    Filed: April 9, 2018
    Date of Patent: May 23, 2023
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION ;
    Inventor: Jeong Seok Han
  • Patent number: 11190299
    Abstract: An error recovery method performed in an end node of an Ethernet-based vehicle network includes: detecting, by a physical (PHY) layer processor of a PHY layer of the end node, a physical error of a message, when the message is received at the PHY layer of the end node; detecting, by a controller processor of a controller included in the end node, a logical error of the message; and classifying, by the controller processor, types of the physical error and the logical error.
    Type: Grant
    Filed: April 21, 2020
    Date of Patent: November 30, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Dong Ok Kim, Jin Hwa Yun, Jeong Seok Han
  • Patent number: 11069114
    Abstract: An in-vehicle avatar processing apparatus and a method of controlling the same, for generating and outputting an avatar in consideration of a driving situation as well as an external appearance of a vehicle, may include generating first avatar data including at least a vehicle external image by a transmission side device included in a first vehicle, generating second avatar data based on information pertaining to an inside or an outside of a vehicle, by the transmission side device, generating avatar animation by combining the first avatar data and the second avatar data, and outputting the generated avatar animation through an output unit of a reception side device.
    Type: Grant
    Filed: December 2, 2019
    Date of Patent: July 20, 2021
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventor: Jeong Seok Han
  • Patent number: 10887115
    Abstract: Disclosed are power supply methods in a power over data lines (PoDL) system for a vehicle network. An operation method of a power sourcing equipment (PSE) for power supply to a powered device (PD) comprises measuring an input voltage applied to the PSE; detecting a low voltage state in which the input voltage is lower than a low voltage detection reference voltage; determining whether the low voltage state is a transient voltage drop state; and entering a settle-sleep step when the low voltage state is not the transient voltage drop state, and stopping the power supply between the PSE and the PD while maintaining a link between the PSE and the PD when the low voltage state is the transient voltage drop state.
    Type: Grant
    Filed: March 17, 2017
    Date of Patent: January 5, 2021
    Assignee: Hyundai Motor Company
    Inventors: Jeong Seok Han, Dong Ok Kim, Jin Hwa Yun
  • Publication number: 20200312004
    Abstract: An in-vehicle avatar processing apparatus and a method of controlling the same, for generating and outputting an avatar in consideration of a driving situation as well as an external appearance of a vehicle, may include generating first avatar data including at least a vehicle external image by a transmission side device included in a first vehicle, generating second avatar data based on information pertaining to an inside or an outside of a vehicle, by the transmission side device, generating avatar animation by combining the first avatar data and the second avatar data, and outputting the generated avatar animation through an output unit of a reception side device.
    Type: Application
    Filed: December 2, 2019
    Publication date: October 1, 2020
    Applicants: Hyundai Motor Company, Kia Motors Corporation
    Inventor: Jeong Seok Han
  • Patent number: 10764210
    Abstract: An operation method of a first communication node among a plurality of communication nodes included in an Ethernet-based vehicle network includes: receiving a first message indicating an operation of a first function of a vehicle from a second communication node among the plurality of communication nodes; determining a third communication node performing a second function corresponding to the first function among the plurality of communication nodes; determining at least one communication node providing data related to the second function among the plurality of communication nodes; and configuring port mirroring for the first function such that a second message received from the at least one communication node is mirrored to the third communication node.
    Type: Grant
    Filed: October 2, 2017
    Date of Patent: September 1, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Jin Hwa Yun, Jeong Seok Han, Kang Woon Seo, Dong Ok Kim
  • Publication number: 20200252159
    Abstract: An error recovery method performed in an end node of an Ethernet-based vehicle network includes: detecting, by a physical (PHY) layer processor of a PHY layer of the end node, a physical error of a message, when the message is received at the PHY layer of the end node; detecting, by a controller processor of a controller included in the end node, a logical error of the message; and classifying, by the controller processor, types of the physical error and the logical error.
    Type: Application
    Filed: April 21, 2020
    Publication date: August 6, 2020
    Inventors: Dong Ok KIM, Jin Hwa YUN, Jeong Seok HAN
  • Patent number: 10666393
    Abstract: An error recovery method performed in an end node of an Ethernet-based vehicle network includes: detecting, by a physical (PHY) layer processor of a PHY layer of the end node, a physical error of a message, when the message is received at the PHY layer of the end node; detecting, by a controller processor of a controller included in the end node, a logical error of the message; and classifying, by the controller processor, types of the physical error and the logical error.
    Type: Grant
    Filed: July 25, 2018
    Date of Patent: May 26, 2020
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Dong Ok Kim, Jin Hwa Yun, Jeong Seok Han
  • Patent number: 10454692
    Abstract: An operation method of a first communication node in a vehicle network, which includes a power sourcing equipment (PSE) for supplying power to a second communication node and a powered device (PD) for obtaining power from the second communication node, includes: operating the first communication node in a first mode based on the PSE that is activated and the PD that is inactivated; receiving a first signal requesting power supply from the second communication node; and supplying power to the second communication node in response to the first signal.
    Type: Grant
    Filed: April 4, 2017
    Date of Patent: October 22, 2019
    Assignee: Hyundai Motor Company
    Inventors: Jin Hwa Yun, Jeong Seok Han, Dong Ok Kim
  • Patent number: 10382221
    Abstract: 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: Grant
    Filed: September 12, 2017
    Date of Patent: August 13, 2019
    Assignees: HYUNDIA MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Jeong Seok Han, Sang Woo Yu, Dong Ok Kim, Jin Hwa Yun
  • Patent number: 10341170
    Abstract: 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: Grant
    Filed: February 17, 2017
    Date of Patent: July 2, 2019
    Assignee: Hyundai Motor Company
    Inventors: Jun Byung Chae, Jin Hwa Yun, Jeong Seok Han, Kang Woon Seo, Dong Ok Kim, Sang Woo Yu
  • Publication number: 20190161008
    Abstract: A camera system includes an image capturing device configured to capture a rear image of a vehicle, a sensor configured to measure a speed of the vehicle, a direction, a height, and an inclination angle of the image capturing device, an image processor configured to convert the rear image by using information measured by the sensor, an attachment mount that is attachable to various locations connected to the vehicle, and a communication device configured to transmit the converted rear image to an audio video navigation (AVN) system of the vehicle.
    Type: Application
    Filed: April 9, 2018
    Publication date: May 30, 2019
    Inventor: Jeong Seok Han
  • Publication number: 20190036649
    Abstract: An error recovery method performed in an end node of an Ethernet-based vehicle network includes: detecting, by a physical (PHY) layer processor of a PHY layer of the end node, a physical error of a message, when the message is received at the PHY layer of the end node; detecting, by a controller processor of a controller included in the end node, a logical error of the message; and classifying, by the controller processor, types of the physical error and the logical error.
    Type: Application
    Filed: July 25, 2018
    Publication date: January 31, 2019
    Inventors: Dong Ok KIM, Jin Hwa YUN, Jeong Seok HAN
  • Publication number: 20180102987
    Abstract: An operation method of a first communication node among a plurality of communication nodes included in an Ethernet-based vehicle network includes: receiving a first message indicating an operation of a first function of a vehicle from a second communication node among the plurality of communication nodes; determining a third communication node performing a second function corresponding to the first function among the plurality of communication nodes; determining at least one communication node providing data related to the second function among the plurality of communication nodes; and configuring port mirroring for the first function such that a second message received from the at least one communication node is mirrored to the third communication node.
    Type: Application
    Filed: October 2, 2017
    Publication date: April 12, 2018
    Inventors: Jin Hwa YUN, Jeong Seok HAN, Kang Woon SEO, Dong Ok KIM
  • Publication number: 20180076970
    Abstract: 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: Application
    Filed: September 12, 2017
    Publication date: March 15, 2018
    Inventors: Jeong Seok HAN, Sang Woo YU, Dong Ok KIM, Jin Hwa YUN
  • Publication number: 20170302462
    Abstract: An operation method of a first communication node in a vehicle network, which includes a power sourcing equipment (PSE) for supplying power to a second communication node and a powered device (PD) for obtaining power from the second communication node, includes: operating the first communication node in a first mode based on the PSE that is activated and the PD that is inactivated; receiving a first signal requesting power supply from the second communication node; and supplying power to the second communication node in response to the first signal.
    Type: Application
    Filed: April 4, 2017
    Publication date: October 19, 2017
    Inventors: Jin Hwa Yun, Jeong Seok Han, Dong Ok Kim
  • Publication number: 20170272260
    Abstract: Disclosed are power supply methods in a power over data lines (PoDL) system for a vehicle network. An operation method of a power sourcing equipment (PSE) for power supply to a powered device (PD) comprises measuring an input voltage applied to the PSE; detecting a low voltage state in which the input voltage is lower than a low voltage detection reference voltage; determining whether the low voltage state is a transient voltage drop state; and entering a settle-sleep step when the low voltage state is not the transient voltage drop state, and stopping the power supply between the PSE and the PD while maintaining a link between the PSE and the PD when the low voltage state is the transient voltage drop state.
    Type: Application
    Filed: March 17, 2017
    Publication date: September 21, 2017
    Inventors: Jeong Seok HAN, Dong Ok KIM, Jin Hwa YUN