Patents by Inventor Won Kyu Choi

Won Kyu Choi 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: 11925080
    Abstract: A display device includes a substrate including a display area and a non-display area, a plurality of pixels disposed in the display area, a common voltage supply wiring overlapping the non-display area and disposed on the substrate, a driving voltage supply wiring overlapping the non-display area and disposed on the substrate, and a data voltage supply wiring overlapping the non-display area and electrically connected to the plurality of pixels, where at least one of the common voltage supply wiring and the driving voltage supply wiring includes a chamfered area, the data voltage supply wiring includes a first data voltage supply wiring, a second data voltage supply wiring, and a third data voltage supply wiring, and the first to third data voltage supply wirings are disposed in different layers.
    Type: Grant
    Filed: July 20, 2021
    Date of Patent: March 5, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae-Ho Choi, Won Kyu Kwak, Chang Soo Pyon, Seung Gyu Tae
  • Publication number: 20230305110
    Abstract: The present disclosure relates to a system and method for detecting an object abnormality symptom based on a radar micro-Doppler. The system for detecting an object abnormality symptom based on a radar micro-Doppler includes a multiple input multiple output (MIMO) system configured to determine whether an object has a suspicious abnormality symptom by collecting information of the object and a beamforming antenna system configured to form an antenna radiation beam toward the object based on a result of the determination for the object having the suspicious abnormality symptom and to obtain three-dimensional (3D) micro-Doppler information.
    Type: Application
    Filed: November 7, 2022
    Publication date: September 28, 2023
    Inventors: Won Kyu CHOI, Se Han KIM, You Jin KIM, Jae-young JUNG
  • Publication number: 20230148870
    Abstract: A multi-object thermal radiation measuring device may include: a sensing unit including a thermal sensor, and configured to generate a thermal image for a measurement target space based on a detection signal of the thermal sensor; a multi-object thermal radiation measuring unit configured to detect a specific portion of a measurement target object by applying an image recognition technology to the thermal image, and acquire and store a thermal radiation measurement value of the specific portion; a disease symptom detection unit configured to determine whether each measurement target object is abnormal, and detect a disease symptom of an abnormal object based on a result obtained by precisely measuring the thermal radiation of the abnormal object; and a driving unit configured to rotate the sensing unit according to a command transferred by any one of the multi-object thermal radiation measuring unit and the disease symptom detection unit.
    Type: Application
    Filed: August 22, 2022
    Publication date: May 18, 2023
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Jae Young JUNG, You Jin KIM, Won Kyu CHOI, Se Han KIM
  • Publication number: 20230115772
    Abstract: Disclosed is a monitoring method for visualizing a location of an inactive livestock in a livestock pen. This method includes extracting, by a video analysis device, livestock objects from a video image acquired for each frame and subsequently calculating center coordinates indicating a location of the inactive livestock based on coordinates of the extracted livestock objects, displaying, by a display device, an object icon representing the inactive livestock in a display region mapped to the calculated center coordinate among a plurality of display regions defined on a display screen, and emitting light by light emitting units selected based on the calculated center coordinate, among a plurality of lighting units installed in a livestock structure.
    Type: Application
    Filed: June 23, 2022
    Publication date: April 13, 2023
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: You Jin KIM, Se Han KIM, Dae Heon PARK, Hyeon PARK, Jee Sook EUN, Jae Young JUNG, Seng Kyoun JO, Won Kyu CHOI
  • Patent number: 11477358
    Abstract: A system and method of monitoring in-pen livestock by using edge information about livestock are provided. The method controls a plurality of edge lightings and cameras installed in a pen by using a synchronization signal and accurately acquires and synthesizes edge information about livestock obtained on the basis of a control result to generate monitoring information about livestock.
    Type: Grant
    Filed: August 13, 2021
    Date of Patent: October 18, 2022
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: You Jin Kim, Se Han Kim, Dae Heon Park, Hyeon Park, Jee Sook Eun, Jae young Jung, Seng Kyoun Jo, Won Kyu Choi
  • Publication number: 20220253350
    Abstract: Provided is an apparatus and method for predicting the remaining lifetime of an environment data collection sensor in a livestock house. The method for predicting the remaining lifetime of an environment data collection sensor in a livestock house includes (a) collecting livestock house environment information, (b) detecting an error of a sensor from the collected livestock house environment information, (c) generating a dataset for learning, (d) generating a sensor lifetime prediction model to performing learning, and (e) predicting a lifetime of the sensor using a result of the learning.
    Type: Application
    Filed: February 10, 2022
    Publication date: August 11, 2022
    Inventors: Seng Kyoun JO, Se Han KIM, You Jin KIM, Dae Heon PARK, Hyeon PARK, Jee Sook EUN, Jae Young JUNG, Won Kyu CHOI
  • Publication number: 20220053113
    Abstract: A system and method of monitoring in-pen livestock by using edge information about livestock are provided. The method controls a plurality of edge lightings and cameras installed in a pen by using a synchronization signal and accurately acquires and synthesizes edge information about livestock obtained on the basis of a control result to generate monitoring information about livestock.
    Type: Application
    Filed: August 13, 2021
    Publication date: February 17, 2022
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: You Jin KIM, Se Han KIM, Dae Heon PARK, Hyeon Park, Jee Sook EUN, Jae young JUNG, Seng Kyoun JO, Won Kyu CHOI
  • Publication number: 20210149723
    Abstract: A method for reconfiguring a microservice architecture that performs a mission by combining a plurality of tasks connected through signals may comprise decomposing a combination of tasks associated with a mission as the mission is changed; recombining tasks by varying the combination of the tasks according to connection management information; and performing a changed mission based on the recombined tasks.
    Type: Application
    Filed: September 21, 2020
    Publication date: May 20, 2021
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Il Soon JANG, Dae Ho KIM, Chan Won PARK, Won Kyu CHOI
  • Publication number: 20200054766
    Abstract: The present invention relates to an inclusion compound of fumagillol derivative or its salt with hydroxypropyl-?-cyclodextrin or sulfobutylether-7-?-cyclodextrin, and pharmaceutical compositions comprising the same. The inclusion compound according to the present invention has superior water solubility and stability while exhibiting low toxicity, rendering it valuable as an anticancer agent or inhibitor of tumor metastasis.
    Type: Application
    Filed: March 27, 2019
    Publication date: February 20, 2020
    Inventors: Jae Hyun Kim, Su Kyung Lee, Won Kyu Choi, Jong Lae Lim, Soon Kil Ahn, Hee Jong Shin, Chung Il Hong
  • Publication number: 20190207315
    Abstract: An antenna and a method of manufacturing the antenna. The antenna includes an antenna structure, and a metamaterial that has a high dielectric constant and that includes metal patterns arranged at regular intervals.
    Type: Application
    Filed: July 27, 2018
    Publication date: July 4, 2019
    Inventors: Won Kyu CHOI, Jonghwa SHIN, Hak-Ju LEE, MI HYUN KIM, Taeyong CHANG, Sunghoon HONG
  • Publication number: 20180331609
    Abstract: An energy harvester includes a first core vibrating in a predetermined direction; a second core being U-shaped and having opposite ends facing at least a part of the first core; a pair of magnetic bodies forming a magnetic flux connected between the first core and the second core; and a coil member wound on the second core to generate an induced current due to a magnetic flux change in the second core.
    Type: Application
    Filed: January 10, 2018
    Publication date: November 15, 2018
    Inventors: Won Kyu CHOI, Hyun Seok KIM, Sang Hyun MO, Chan Won PARK, Kyu Won HAN
  • Publication number: 20180271999
    Abstract: The present invention relates to an inclusion compound of fumagillol derivative or its salt with hydroxypropyl-?-cyclodextrin or sulfobutylether-7-?-cyclodextrin, and pharmaceutical compositions comprising the same. The inclusion compound according to the present invention has superior water solubility and stability while exhibiting low toxicity, rendering it valuable as an anticancer agent or inhibitor of tumor metastasis.
    Type: Application
    Filed: October 25, 2017
    Publication date: September 27, 2018
    Inventors: Jae Hyun Kim, Su Kyung Lee, Won Kyu Choi, Jong Lae Lim, Soon Kil Ahn, Hee Jong Shin, Chung Il Hong
  • Patent number: 9979072
    Abstract: Provided is a transmitting/receiving antenna, including: an array antenna including a plurality of element antennas; and a feeding part transmitting a transmitting signal to the plurality of element antennas and receiving a signal received through the array antenna, in which the plurality of element antennas each include a radiation patch and a transmitting port and a receiving port positioned between the feeding part and the radiation patch.
    Type: Grant
    Filed: October 20, 2015
    Date of Patent: May 22, 2018
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Won Kyu Choi, Chan-Won Park, Jae-Young Jung, Hae-Won Son
  • Publication number: 20170209596
    Abstract: The present invention relates to an inclusion compound of fumagillol derivative or its salt with hydroxypropyl-?-cyclodextrin or sulfobutylether-7-?-cyclodextrin, and pharmaceutical compositions comprising the same. The inclusion compound according to the present invention has superior water solubility and stability while exhibiting low toxicity, rendering it valuable as an anticancer agent or inhibitor of tumor metastasis.
    Type: Application
    Filed: August 31, 2016
    Publication date: July 27, 2017
    Inventors: Jae Hyun Kim, Su Kyung Lee, Won Kyu Choi, Jong Lae Lim, Soon Kil Ahn, Hee Jong Shin, Chung Il Hong
  • Publication number: 20170193256
    Abstract: Disclosed are a high speed wide range RFID tag capable of improving a data transmission speed and a recognition distance between an RFID tag and an RFID reader by controlling a reflected power as multi levels through adjustment of a reflection coefficient in the RFID tag, and a method of controlling the same. The RFID tag includes a data converting unit configured to convert stored RFID serial tag data into a number of multi-level parallel data according to a request of an RFID reader, a reflection coefficient adjusting unit configured to generate a plurality of reflection coefficients corresponding to a number of the converted parallel data, and a transmitting unit configured to transmit a number of the multi-level parallel data according to the generated plurality of tag reflection coefficients through an antenna to the RFID reader.
    Type: Application
    Filed: June 3, 2016
    Publication date: July 6, 2017
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Jae Young JUNG, Chan Won PARK, Hyun Seok KIM, Hyo Chan BANG, Won Kyu CHOI
  • Publication number: 20160371515
    Abstract: Disclosed herein are an apparatus and method for transmitting and receiving an RFID signal using beamforming. The apparatus for transmitting and receiving a Radio Frequency Identification (RFID) signal using beamforming according to an embodiment includes a reception unit for receiving power and RFID data signals from an RFID reader, a control unit for adjusting opening/closing periods of switches corresponding to respective paths through which the RF data signals pass, thus controlling the paths, and a transmission unit for converting phases of RF data signals, which are distributed and transmitted to the paths, in response to the opening/closing periods of the switches, and then transmitting beams corresponding to the RF data signals while converting a pattern of the beams.
    Type: Application
    Filed: December 11, 2015
    Publication date: December 22, 2016
    Inventors: Jae-Young JUNG, Chan-Won PARK, Won-Kyu CHOI
  • Publication number: 20160111770
    Abstract: Provided is a transmitting/receiving antenna, including: an array antenna including a plurality of element antennas; and a feeding part transmitting a transmitting signal to the plurality of element antennas and receiving a signal received through the array antenna, in which the plurality of element antennas each include a radiation patch and a transmitting port and a receiving port positioned between the feeding part and the radiation patch.
    Type: Application
    Filed: October 20, 2015
    Publication date: April 21, 2016
    Inventors: Won Kyu CHOI, Chan-Won PARK, Jae-Young JUNG, Hae-Won SON
  • Publication number: 20160098938
    Abstract: A method, a server, and a system for providing a learning service are provided. A learning service method may include the steps, which are executed by a server, of: receiving a first question from a first terminal; transmitting the first question to a second terminal; and receiving a first solution from the second terminal. The learning service method can provide a way to solve the problem through a direct mutual cooperation between users.
    Type: Application
    Filed: July 16, 2014
    Publication date: April 7, 2016
    Applicants: NXC CORPORATION
    Inventor: Won Kyu CHOI
  • Patent number: 9256771
    Abstract: A tag of an apparatus for simultaneously identifying massive tags according to the present invention may include an analog circuit unit to communicate with a reader through an analog signal and to receive energy via magnetic coupling with the reader. Further, the tag may include a digital circuit unit to be supplied with power from the analog circuit unit. The digital circuit unit may support a sleep mode for the tag to stand by in a low power state after transmitting an identifier (ID) to the reader and a wait mode for controlling random access to the reader.
    Type: Grant
    Filed: October 18, 2013
    Date of Patent: February 9, 2016
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Ji Hoon Bae, Kwang Soo Cho, Man Sik Park, Won Kyu Choi, Hoe Sung Yang, Chan-Won Park, Jong-Suk Chae, Cheol Sig Pyo
  • Publication number: 20150238634
    Abstract: The present invention relates to an inclusion compound of fumagillol derivative or its salt with hydroxypropyl-?-cyclodextrin or sulfobutylether-7-?-cyclodextrin, and pharmaceutical compositions comprising the same. The inclusion compound according to the present invention has superior water solubility and stability while exhibiting low toxicity, rendering it valuable as an anticancer agent or inhibitor of tumor metastasis.
    Type: Application
    Filed: September 30, 2014
    Publication date: August 27, 2015
    Inventors: Jae Hyun Kim, Su Kyung Lee, Won Kyu Choi, Jong Lae Lim, Soon Kil Ahn, Hee Jong Shin, Chung Il Hong