Patents by Inventor Il-Gu Lee

Il-Gu Lee 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: 11952652
    Abstract: Provided is a method of manufacturing a zinc-plated steel sheet. The method includes: coating a metal on the steel sheet on a steel sheet; annealing the metal coated steel sheet; and zinc plating the annealed steel sheet by dipping in a molten zinc plating bath. Further provided is a method of manufacturing a hot-press part including: coating a metal on the steel sheet on a steel sheet; annealing the metal coated steel sheet; zinc plating the annealed steel sheet by dipping in a molten zinc plating bath; heating the zinc-plated steel sheet; and press forming the heated steel sheet.
    Type: Grant
    Filed: March 7, 2018
    Date of Patent: April 9, 2024
    Assignee: POSCO CO., LTD
    Inventors: Il-Ryoung Sohn, Jong-Sang Kim, Joong-Chul Park, Yeol-Rae Cho, Jin-Keun Oh, Han-Gu Cho, Bong-Hoon Chung, Jong-Seog Lee
  • Patent number: 11956781
    Abstract: A method and apparatus of accessing a channel in a wireless local area network is provided. A destination station receives a request to send (RTS) frame to allocate a network allocation vector from a source station over a first bandwidth and transmits a clear to send (CTS) frame over a second bandwidth to the source station in response to the RTS frame. The second bandwidth is dynamically determined when a first parameter has a predetermined value.
    Type: Grant
    Filed: December 6, 2020
    Date of Patent: April 9, 2024
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Il-Gu Lee, Sok-Kyu Lee, Hyun-Kyu Chung, Dae-Sik Kim
  • Publication number: 20230379014
    Abstract: The present invention relates to a method and apparatus for transceiving data. A method in which a transmitting terminal transmits data to a receiving terminal in a MIMO system according to one embodiment of the present invention comprises the following steps: generating a data field containing the data; generating a signal field containing information on the data field; generating a data frame containing the data field and the signal field; and transmitting the data frame to the receiving terminal. According to the present invention, an end of the frame being transmitted is accurately notified to the receiving terminal in a communication system in which the frame is transmitted using MIMO, thereby decoding the frame in a more efficient manner at the receiving terminal.
    Type: Application
    Filed: August 6, 2023
    Publication date: November 23, 2023
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Jae Woo PARK, Jong Ee OH, Il-Gu LEE, Sok-Kyu LEE, Min Ho CHEONG, Jee Yon CHOI, Jae Seung LEE, Yun Joo KIM
  • Patent number: 11722187
    Abstract: The present invention relates to a method and apparatus for transceiving data. A method in which a transmitting terminal transmits data to a receiving terminal in a MIMO system according to one embodiment of the present invention comprises the following steps: generating a data field containing the data; generating a signal field containing information on the data field; generating a data frame containing the data field and the signal field; and transmitting the data frame to the receiving terminal. According to the present invention, an end of the frame being transmitted is accurately notified to the receiving terminal in a communication system in which the frame is transmitted using MIMO, thereby decoding the frame in a more efficient manner at the receiving terminal.
    Type: Grant
    Filed: April 9, 2022
    Date of Patent: August 8, 2023
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Jae Woo Park, Jong Ee Oh, Il-Gu Lee, Sok-Kyu Lee, Min Ho Cheong, Jee Yon Choi, Jae Seung Lee, Yun Joo Kim
  • Patent number: 11665035
    Abstract: A method for automatically detecting a packet mode in a wireless communication system supporting a multiple transmission mode includes: acquiring at least one of data rate information, packet length information and channel bandwidth information from a transmitted frame; and determining the packet mode on the basis of the phase rotation check result of a symbol transmitted after a signal field signal and at least one of the data rate information, the packet length information and the channel bandwidth information acquired from the transmitted frame.
    Type: Grant
    Filed: January 15, 2021
    Date of Patent: May 30, 2023
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Il-Gu Lee, Eun-Young Choi, Sok-Kyu Lee
  • Publication number: 20230008154
    Abstract: Provided are a capsule endoscope apparatus for supporting a lesion diagnosis and a lesion diagnosis supporting method using the same. The capsule endoscope apparatus for supporting lesion diagnosis includes an imaging unit configured to capture one or more images of an inside of a body, a control unit configured to detect a suspected lesion region in the images and perform a precision diagnosis procedure when a suspected lesion region corresponding to a value equal to or greater than a certain threshold is detected, an image processing unit configured to process the images in the precision diagnosis procedure, and a communication module configured to transmit and receive processed images to another capsule endoscope apparatus or a terminal by using a wireless communication method.
    Type: Application
    Filed: July 5, 2022
    Publication date: January 12, 2023
    Inventors: Il-Gu LEE, So Eun JEON, Ye Sol OH, Ji Eun LEE
  • Patent number: 11475437
    Abstract: Provided are a method and an apparatus for management of a block-chain-based subject data according to an exemplary embodiment of the present disclosure. A block-chain-based subject data management method which is performed by a processor of a subject data management apparatus includes: creating subject data in accordance with a request of a user device; creating first metadata related to the subject data; creating a first block including the created first metadata to store the first block in a block chain included in the subject data management apparatus; creating first code information based on information included in the first block; and storing the created first code information and the subject data in a database, and the first code information is used as address information of the database in which the subject data is stored.
    Type: Grant
    Filed: May 21, 2019
    Date of Patent: October 18, 2022
    Assignee: SUNGSHIN WOMEN'S UNIVERSITY R&D FOUNDATION
    Inventors: Il-Gu Lee, JiHyun Nam, Sunjae Lee
  • Publication number: 20220231735
    Abstract: The present invention relates to a method and apparatus for transceiving data. A method in which a transmitting terminal transmits data to a receiving terminal in a MIMO system according to one embodiment of the present invention comprises the following steps: generating a data field containing the data; generating a signal field containing information on the data field; generating a data frame containing the data field and the signal field; and transmitting the data frame to the receiving terminal. According to the present invention, an end of the frame being transmitted is accurately notified to the receiving terminal in a communication system in which the frame is transmitted using MIMO, thereby decoding the frame in a more efficient manner at the receiving terminal.
    Type: Application
    Filed: April 9, 2022
    Publication date: July 21, 2022
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Jae Woo PARK, Jong Ee OH, Il-Gu LEE, Sok-Kyu LEE, Min Ho CHEONG, Jee Yon CHOI, Jae Seung LEE, Yun Joo KIM
  • Patent number: 11309945
    Abstract: The present invention relates to a method and apparatus for transceiving data. A method in which a transmitting terminal transmits data to a receiving terminal in a MIMO system according to one embodiment of the present invention comprises the following steps: generating a data field containing the data; generating a signal field containing information on the data field; generating a data frame containing the data field and the signal field; and transmitting the data frame to the receiving terminal. According to the present invention, an end of the frame being transmitted is accurately notified to the receiving terminal in a communication system in which the frame is transmitted using MIMO, thereby decoding the frame in a more efficient manner at the receiving terminal.
    Type: Grant
    Filed: March 10, 2020
    Date of Patent: April 19, 2022
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Jae Woo Park, Jong Ee Oh, Il-Gu Lee, Sok-Kyu Lee, Min Ho Cheong, Jee Yon Choi, Jae Seung Lee, Yun Joo Kim
  • Publication number: 20210152407
    Abstract: A method for automatically detecting a packet mode in a wireless communication system supporting a multiple transmission mode includes: acquiring at least one of data rate information, packet length information and channel bandwidth information from a transmitted frame; and determining the packet mode on the basis of the phase rotation check result of a symbol transmitted after a signal field signal and at least one of the data rate information, the packet length information and the channel bandwidth information acquired from the transmitted frame.
    Type: Application
    Filed: January 15, 2021
    Publication date: May 20, 2021
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Il-Gu LEE, Eun-Young CHOI, Sok-Kyu LEE
  • Patent number: 11012386
    Abstract: Provided is a computer program stored in a non-transitory computer-readable recording medium to execute, by using a computer, a message exchanging method including: receiving, from a user, at least some of a message to be transmitted; extracting at least one keyword from the message to be transmitted, and extracting at least one interlocutor related to the at least one keyword; converting the at least some of the message to at least one recommended message according to the at least one interlocutor; and transmitting the at least one recommended message to each of the at least one interlocutor.
    Type: Grant
    Filed: December 20, 2016
    Date of Patent: May 18, 2021
    Assignee: LINE CORPORATION
    Inventor: Il Gu Lee
  • Publication number: 20210127384
    Abstract: A method and apparatus of accessing a channel in a wireless local area network is provided. A destination station receives a request to send (RTS) frame to allocate a network allocation vector from a source station over a first bandwidth and transmits a clear to send (CTS) frame over a second bandwidth to the source station in response to the RTS frame. The second bandwidth is dynamically determined when a first parameter has a predetermined value.
    Type: Application
    Filed: December 6, 2020
    Publication date: April 29, 2021
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Il-Gu Lee, Sok-Kyu Lee, Hyun-Kyu Chung, Dae-Sik Kim
  • Patent number: 10984187
    Abstract: A device for providing a messenger-based service may include a template message provider configured to provide a template message including a keyword slot; a keyword determiner configured to determine a keyword corresponding to the keyword slot by using an input message received correspondingly to the template message; and a result message provider configured to provide a result message including information corresponding to the keyword.
    Type: Grant
    Filed: November 30, 2017
    Date of Patent: April 20, 2021
    Assignee: Line Corporation
    Inventor: Il Gu Lee
  • Patent number: 10880841
    Abstract: A transmit power control method of a first station in a wireless LAN (WLAN) system includes: receiving path loss information from an (access point) AP, the path loss information containing a maximum value among path losses between the AP and at least one or more stations included in the WLAN system; controlling a transmit power by using the path loss information; and transmitting a frame according to the controlled transmit power. In said controlling the transmit power by using the path loss information, the transmit power is controlled by using a path loss obtained by adding the maximum value and a path loss between the first station and the AP or by using the path loss between the first station and the AP.
    Type: Grant
    Filed: September 29, 2015
    Date of Patent: December 29, 2020
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Il-Gu Lee, Jeeyon Choi, Sok-Kyu Lee
  • Patent number: 10863480
    Abstract: A method and apparatus of accessing a channel in a wireless local area network is provided. A destination station receives a request to send (RTS) frame to allocate a network allocation vector from a source station over a first bandwidth and transmits a clear to send (CTS) frame over a second bandwidth to the source station in response to the RTS frame. The second bandwidth is dynamically determined when a first parameter has a predetermined value.
    Type: Grant
    Filed: March 2, 2018
    Date of Patent: December 8, 2020
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Il-Gu Lee, Sok-Kyu Lee, Hyun-Kyu Chung, Dae-Sik Kim
  • Publication number: 20200357081
    Abstract: A social network service (SNS)-based recommendation information providing method in a first user terminal including one or more processors including executing an instant messaging application to establish a chat room between user terminals, which include the first user terminal and a second user terminal, receiving a message from the second user terminal, determining whether at least one piece of financial transaction information among an amount of money, an account number, and an account holder is included in the message, determining whether the message is a suspected phishing message, based on a history of chatting between the first user terminal and the second user terminal, generating a notification message notifying that it is determined that the message is the suspected phishing message, and displaying recommendation information including the notification message via an output interface may be provided.
    Type: Application
    Filed: July 29, 2020
    Publication date: November 12, 2020
    Applicant: LINE Corporation
    Inventor: Il Gu LEE
  • Publication number: 20200351133
    Abstract: A method for automatically detecting a packet mode in a wireless communication system supporting a multiple transmission mode includes: acquiring at least one of data rate information, packet length information and channel bandwidth information from a transmitted frame; and determining the packet mode on the basis of the phase rotation check result of a symbol transmitted after a signal field signal and at least one of the data rate information, the packet length information and the channel bandwidth information acquired from the transmitted frame.
    Type: Application
    Filed: July 17, 2020
    Publication date: November 5, 2020
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Il-Gu LEE, Eun-Young CHOI, Sok-Kyu LEE
  • Publication number: 20200322193
    Abstract: Provided is a next-generation wireless local area network (WLAN) frame communication method. The communication method may include modulating a first symbol in a signal field A (SIG-A) of a next-generation WLAN frame using a first modulation method, modulating a second symbol in the SIG-A of the next-generation WLAN frame using a second modulation method, and modulating a short training field (STF) signal of the next-generation WLAN frame in response to a next-generation WLAN mode.
    Type: Application
    Filed: June 18, 2020
    Publication date: October 8, 2020
    Inventors: Il Gu LEE, Hee Soo LEE, Sok Kyu LEE
  • Patent number: 10778855
    Abstract: In one or more example embodiments, a method includes receiving, at a server, primary content and location information from one or more of a plurality of user devices, the location information corresponding to a location at which the primary content is created. The method further includes creating secondary content according to at least one of the primary content, the location information and additional information associated with the primary content.
    Type: Grant
    Filed: April 4, 2016
    Date of Patent: September 15, 2020
    Assignee: LINE CORPORATION
    Inventor: Il Gu Lee
  • Patent number: 10728069
    Abstract: A method for automatically detecting a packet mode in a wireless communication system supporting a multiple transmission mode includes: acquiring at least one of data rate information, packet length information and channel bandwidth information from a transmitted frame; and determining the packet mode on the basis of the phase rotation check result of a symbol transmitted after a signal field signal and at least one of the data rate information, the packet length information and the channel bandwidth information acquired from the transmitted frame.
    Type: Grant
    Filed: July 31, 2018
    Date of Patent: July 28, 2020
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: IL-Gu Lee, Eun-Young Choi, Sok-Kyu Lee