Patents by Inventor Young-Sun Park

Young-Sun Park 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: 11943490
    Abstract: The method comprises registering at least one of an internet protocol (IP) address and a media access control (MAC) address of the security devices, generating a plurality of public key and private key pairs, encrypting and storing private keys comprised in the plurality of public key and private key pairs using a master key provided from a master key management unit, selecting any one of a plurality of public key and private key pairs when the access of the security device is approved and providing a certificate comprising the selected public key to the security device, receiving a symmetric key encrypted with the public key of the certificate from the security device, and decrypting the private key using the master key provided from the master key management unit.
    Type: Grant
    Filed: January 11, 2022
    Date of Patent: March 26, 2024
    Assignee: DUDU Information Technologies, Inc.
    Inventors: Young Sun Park, Su Man Nam, Jin Woo Lee, Jun Geol Kim, Yun Seong Kim, Yoon Jeong Kim
  • Publication number: 20240088158
    Abstract: A display device includes: a substrate; a polycrystalline silicon film on the substrate; and a first buffer film between the substrate and the polycrystalline silicon film and having one surface contacting the polycrystalline silicon film and another surface opposite to the one surface, wherein the one surface of the first buffer film has a first root mean square (RMS) roughness range, and the first RMS roughness range is 1.5 nm or less.
    Type: Application
    Filed: November 13, 2023
    Publication date: March 14, 2024
    Inventors: Ki Hyun KIM, Young Gil PARK, Jin Suk LEE, Jai Sun KYOUNG, Sug Woo JUNG
  • Publication number: 20240086603
    Abstract: A method of reinforcement learning of a neural network device for generating a verification vector for verifying a circuit design comprising a circuit block includes inputting a test vector to the circuit block, generating one or more rewards based on a coverage corresponding to the test vector, the coverage being determined based on a state transition of the circuit block based on the test vector, and applying the one or more rewards to a reinforcement learning.
    Type: Application
    Filed: November 16, 2023
    Publication date: March 14, 2024
    Applicant: SAMSUNG ELECTRONICS CO, LTD.
    Inventors: In HUH, Jeong-hoon KO, Hyo-jin CHOI, Seung-ju KIM, Chang-wook JEONG, Joon-wan CHAI, Kwang-II PARK, Youn-sik PARK, Hyun-sun PARK, Young-min OH, Jun-haeng LEE, Tae-ho LEE
  • Publication number: 20240078218
    Abstract: The apparatus for validating various kinds of data and a digital twin operation includes a validation target data selector configured to select a target to be validated among various kinds of input data, a data validator configured to validate individual data for each type of data selected for validation, and a data linkage validator configured to validate various kinds of multiple data by linking the various kinds of multiple data in order to detect an error in a process of linking the various kinds of multiple data.
    Type: Application
    Filed: August 29, 2023
    Publication date: March 7, 2024
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Myung-Sun BAEK, Young Soo PARK, Yong Tae LEE, Eui Suk JUNG
  • Publication number: 20230409092
    Abstract: An electronic device is provided. The electronic device includes two housing structures, a hinge structure, and a flexible display, the hinge structure includes a first saw-toothed spur gear, a second saw-toothed spur gear, a third saw-toothed spur gear, a fourth saw-toothed spur gear, a first guide structure fixed to the first housing structure and rotated by the gears, and a second guide structure fixed to the second housing structure and rotated in an opposite direction of the first guide structure, the first guide structure is rotated about a first axis formed from a bottom surface of the flexible display upwards, and the second guide structure is rotated about a second axis that is spaced apart from the first axis and is formed from the bottom surface of the flexible display.
    Type: Application
    Filed: July 25, 2023
    Publication date: December 21, 2023
    Inventors: Jong Yoon KIM, Jung Jin KIM, Young Sun PARK, Chung Keun YOO
  • Patent number: 11778146
    Abstract: Provided is a security authentication method of a network video recorder (NVR) including assigning a terminal unique index to each of pseudo-random functions included in a pseudo-random function set using terminal information; transmitting a session key having a predetermined expiry time and the pseudo-random function set with the assigned terminal unique index to a terminal; calculating a first terminal unique index for authenticating a first message using a predetermined bitstream of the first message received from the terminal; selecting a first pseudo-random function for authenticating the first message using the calculated first terminal unique index; generating a first independent private key of the terminal for authenticating the first message by inputting the session key and a MAC address of the terminal to the first pseudo-random function; and generating a message authentication code for the first message using the first independent private key and authenticating the first message.
    Type: Grant
    Filed: January 11, 2022
    Date of Patent: October 3, 2023
    Assignee: DUDU Information Technologies, Inc.
    Inventors: Young Sun Park, Gyeng Che Cho, Su Man Nam, Jun Geol Kim, Jin Woo Lee
  • Patent number: 11747867
    Abstract: An electronic device is provided. The electronic device includes two housing structures, a hinge structure, and a flexible display, the hinge structure includes a first saw-toothed spur gear, a second saw-toothed spur gear, a third saw-toothed spur gear, a fourth saw-toothed spur gear, a first guide structure fixed to the first housing structure and rotated by the gears, and a second guide structure fixed to the second housing structure and rotated in an opposite direction of the first guide structure, the first guide structure is rotated about a first axis formed from a bottom surface of the flexible display upwards, and the second guide structure is rotated about a second axis that is spaced apart from the first axis and is formed from the bottom surface of the flexible display.
    Type: Grant
    Filed: May 23, 2022
    Date of Patent: September 5, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong Yoon Kim, Jung Jin Kim, Young Sun Park, Chung Keun Yoo
  • Publication number: 20230156251
    Abstract: Disclosed is a method for maintaining security of video data of a decryption server. The method comprises registering at least one of an internet protocol (IP) address and a media access control (MAC) address of the security devices, generating a plurality of public key and private key pairs, encrypting and storing private keys comprised in the plurality of public key and private key pairs using a master key provided from a master key management unit, selecting any one of a plurality of public key and private key pairs when the access of the security device is approved and providing a certificate comprising the selected public key to the security device, receiving a symmetric key encrypted with the public key of the certificate from the security device, and decrypting the private key using the master key provided from the master key management unit.
    Type: Application
    Filed: January 11, 2022
    Publication date: May 18, 2023
    Inventors: Young Sun PARK, Su Man NAM, Jin Woo LEE, Jun Geol KIM, Yun Seong KIM, Yoon Jeong KIM
  • Publication number: 20230153398
    Abstract: Disclosed is a method for maintaining security of video data of a security device. The method comprises transmitting an access request to decryption server, receiving certificate information comprising a public key arbitrarily selected by the decryption server when the access request is approved, generating a symmetric key for encrypting video data, encrypting the symmetric key using the public key, and transmitting the encrypted symmetric key to the decryption server.
    Type: Application
    Filed: January 11, 2022
    Publication date: May 18, 2023
    Inventors: Young Sun PARK, Su Man NAM, Jin Woo LEE, Jun Geol KIM, Yun Seong KIM, Yoon Jeong KIM
  • Patent number: 11576272
    Abstract: An example electronic device may comprise a first housing including a first surface and a second surface facing in a direction opposite the first surface, a second housing including a third surface and a fourth surface facing in a direction opposite the third surface, a hinge disposed between the first housing and the second housing configured to provide rotational motion between the first housing and the second housing, and a flexible display disposed from the first surface of the first housing across the hinge to the third surface of the second housing, at least part of the flexible display configured to form a curved surface as the hinge structure is folded, wherein the hinge may include dual-axis hinges configured to provide a first rotational axis allowing the first housing to rotate about the second housing and a second rotational axis allowing the second housing to rotate about the first housing and slides coupled with the first housing and the second housing and configured to provide sliding motion pe
    Type: Grant
    Filed: June 7, 2021
    Date of Patent: February 7, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chung-Keun Yoo, Jung-Jin Kim, Jong-Yoon Kim, Gi-Dae Kim, Young-Sun Park, Moo-Hyun Baek, Hyun-Woo Sim
  • Publication number: 20220311973
    Abstract: Provided is a security authentication method of a network video recorder (NVR) including assigning a terminal unique index to each of pseudo-random functions included in a pseudo-random function set using terminal information; transmitting a session key having a predetermined expiry time and the pseudo-random function set with the assigned terminal unique index to a terminal; calculating a first terminal unique index for authenticating a first message using a predetermined bitstream of the first message received from the terminal; selecting a first pseudo-random function for authenticating the first message using the calculated first terminal unique index; generating a first independent private key of the terminal for authenticating the first message by inputting the session key and a MAC address of the terminal to the first pseudo-random function; and generating a message authentication code for the first message using the first independent private key and authenticating the first message.
    Type: Application
    Filed: January 11, 2022
    Publication date: September 29, 2022
    Inventors: Young Sun PARK, Gyeng Che CHO, Su Man NAM, Jun Geol KIM, Jin Woo LEE
  • Publication number: 20220291724
    Abstract: An electronic device is provided. The electronic device includes two housing structures, a hinge structure, and a flexible display, the hinge structure includes a first saw-toothed spur gear, a second saw-toothed spur gear, a third saw-toothed spur gear, a fourth saw-toothed spur gear, a first guide structure fixed to the first housing structure and rotated by the gears, and a second guide structure fixed to the second housing structure and rotated in an opposite direction of the first guide structure, the first guide structure is rotated about a first axis formed from a bottom surface of the flexible display upwards, and the second guide structure is rotated about a second axis that is spaced apart from the first axis and is formed from the bottom surface of the flexible display.
    Type: Application
    Filed: May 23, 2022
    Publication date: September 15, 2022
    Inventors: Jong Yoon KIM, Jung Jin KIM, Young Sun PARK, Chung Keun YOO
  • Patent number: 11360525
    Abstract: Disclosed is an electronic device that includes a first housing and a second housing, a first hinge structure including a first hinge housing, first and second hinge connecting parts, first and second gears, first and second idle gears, at first support that rotatably supports the first gear and the first idle gear, and a second support that rotatably supports the second gear and the second idle gear, a second hinge structure including a second hinge housing, third and fourth hinge connecting parts, third and fourth gears, third and fourth idle gears, a third support that rotatably supports the third gear and the third idle gear, and a fourth support that rotatably supports the fourth gear and the fourth idle gear, wherein the first hinge structure and the second hinge structure allow the first housing and the second housing to rotate relative to each other between a first state and a second state, and a first surface faces a third surface in the first state, and a second surface faces a fourth surface in the
    Type: Grant
    Filed: April 9, 2021
    Date of Patent: June 14, 2022
    Inventors: Hee-Cheul Moon, Gyeong-Tae Kim, Gi-Dae Kim, Young-Sun Park, Sun-Keun Cho
  • Patent number: 11340663
    Abstract: An electronic device is provided. The electronic device includes two housing structures, a hinge structure, and a flexible display, the hinge structure includes a first saw-toothed spur gear, a second saw-toothed spur gear, a third saw-toothed spur gear, a fourth saw-toothed spur gear, a first guide structure fixed to the first housing structure and rotated by the gears, and a second guide structure fixed to the second housing structure and rotated in an opposite direction of the first guide structure, the first guide structure is rotated about a first axis formed from a bottom surface of the flexible display upwards, and the second guide structure is rotated about a second axis that is spaced apart from the first axis and is formed from the bottom surface of the flexible display.
    Type: Grant
    Filed: May 6, 2021
    Date of Patent: May 24, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong Yoon Kim, Jung Jin Kim, Young Sun Park, Chung Keun Yoo
  • Publication number: 20210298186
    Abstract: An example electronic device may comprise a first housing including a first surface and a second surface facing in a direction opposite the first surface, a second housing including a third surface and a fourth surface facing in a direction opposite the third surface, a hinge disposed between the first housing and the second housing configured to provide rotational motion between the first housing and the second housing, and a flexible display disposed from the first surface of the first housing across the hinge to the third surface of the second housing, at least part of the flexible display configured to form a curved surface as the hinge structure is folded, wherein the hinge may include dual-axis hinges configured to provide a first rotational axis allowing the first housing to rotate about the second housing and a second rotational axis allowing the second housing to rotate about the first housing and slides coupled with the first housing and the second housing and configured to provide sliding motion pe
    Type: Application
    Filed: June 7, 2021
    Publication date: September 23, 2021
    Inventors: Chung-Keun YOO, Jung-Jin KIM, Jong-Yoon KIM, Gi-Dae KIM, Young-Sun PARK, Moo-Hyun BAEK, Hyun-Woo SIM
  • Publication number: 20210258332
    Abstract: A method for providing a cyber security simulation training content by a server, includes: receiving from a client terminal, a connection link call request of a virtual machine (VM) corresponding to at least one cyber security simulation training content; selecting, by the virtualization connection unit, VM information corresponding to the connection link call request of the VM from a database (DB) of the WAS; transmitting the VM information selected from the DB to a daemon module of the WAS; requesting a first VM link from a virtualization management unit of the virtualization element using the VM information; generating the first VM link by the virtualization management unit and transmitting the generated first VM link to the daemon module; obtaining a second VM link from the DB using the first VM link; and providing information on the second VM link to the client terminal.
    Type: Application
    Filed: December 18, 2020
    Publication date: August 19, 2021
    Inventors: Su Man NAM, Young Sun PARK
  • Publication number: 20210255672
    Abstract: An electronic device is provided. The electronic device includes two housing structures, a hinge structure, and a flexible display, the hinge structure includes a first saw-toothed spur gear, a second saw-toothed spur gear, a third saw-toothed spur gear, a fourth saw-toothed spur gear, a first guide structure fixed to the first housing structure and rotated by the gears, and a second guide structure fixed to the second housing structure and rotated in an opposite direction of the first guide structure, the first guide structure is rotated about a first axis formed from a bottom surface of the flexible display upwards, and the second guide structure is rotated about a second axis that is spaced apart from the first axis and is formed from the bottom surface of the flexible display.
    Type: Application
    Filed: May 6, 2021
    Publication date: August 19, 2021
    Inventors: Jong Yoon KIM, Jung Jin KIM, Young Sun PARK, Chung Keun YOO
  • Publication number: 20210223827
    Abstract: Disclosed is an electronic device that includes a first housing and a second housing, a first hinge structure including a first hinge housing, first and second hinge connecting parts, first and second gears, first and second idle gears, at first support that rotatably supports the first gear and the first idle gear, and a second support that rotatably supports the second gear and the second idle gear, a second hinge structure including a second hinge housing, third and fourth hinge connecting parts, third and fourth gears, third and fourth idle gears, a third support that rotatably supports the third gear and the third idle gear, and a fourth support that rotatably supports the fourth gear and the fourth idle gear, wherein the first hinge structure and the second hinge structure allow the first housing and the second housing to rotate relative to each other between a first state and a second state, and a first surface faces a third surface in the first state, and a second surface faces a fourth surface in the
    Type: Application
    Filed: April 9, 2021
    Publication date: July 22, 2021
    Inventors: Hee-Cheul Moon, Gyeong-Tae Kim, Gi-Dae Kim, Young-Sun Park, Sun-Keun Cho
  • Patent number: 11061445
    Abstract: An electronic device is provided. The electronic device includes two housing structures, a hinge structure, and a flexible display, the hinge structure includes a first saw-toothed spur gear, a second saw-toothed spur gear, a third saw-toothed spur gear, a fourth saw-toothed spur gear, a first guide structure fixed to the first housing structure and rotated by the gears, and a second guide structure fixed to the second housing structure and rotated in an opposite direction of the first guide structure, the first guide structure is rotated about a first axis formed from a bottom surface of the flexible display upwards, and the second guide structure is rotated about a second axis that is spaced apart from the first axis and is formed from the bottom surface of the flexible display.
    Type: Grant
    Filed: August 11, 2020
    Date of Patent: July 13, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong Yoon Kim, Jung Jin Kim, Young Sun Park, Chung Keun Yoo
  • Patent number: 11032929
    Abstract: An example electronic device may comprise a first housing including a first surface and a second surface facing in a direction opposite the first surface, a second housing including a third surface and a fourth surface facing in a direction opposite the third surface, a hinge disposed between the first housing and the second housing configured to provide rotational motion between the first housing and the second housing, and a flexible display disposed from the first surface of the first housing across the hinge to the third surface of the second housing, at least part of the flexible display configured to form a curved surface as the hinge structure is folded, wherein the hinge may include dual-axis hinges configured to provide a first rotational axis allowing the first housing to rotate about the second housing and a second rotational axis allowing the second housing to rotate about the first housing and slides coupled with the first housing and the second housing and configured to provide sliding motion pe
    Type: Grant
    Filed: August 31, 2020
    Date of Patent: June 8, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chung-Keun Yoo, Jung-Jin Kim, Jong-Yoon Kim, Gi-Dae Kim, Young-Sun Park, Moo-Hyun Baek, Hyun-Woo Sim