Patents by Inventor Hyun-Wook Lee

Hyun-Wook 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).

  • Publication number: 20240144270
    Abstract: A vehicle-to-everything (V2X) communication-based electronic toll collection system (ETCS) according to an embodiment of the present invention includes at least one roadside unit (RSU), a token issuer checking a de-identified token of a vehicle by communicating with an on-board unit (OBU) of the vehicle via the at least one roadside unit, and a clearing house communicating with the token issuer and charging a toll to a driver/owner of the vehicle. The token issuer generates toll information of the vehicle based on the de-identified token of the vehicle and location information of the at least one roadside unit involved in checking the de-identified token.
    Type: Application
    Filed: November 28, 2022
    Publication date: May 2, 2024
    Inventors: Duk Soo KIM, Eui Seok KIM, Sang Gyoo SIM, Ki Ho JOO, Jung Won LEE, Jong Guk LEE, Jung Wook KIM, Sang Seok LEE, Sang Min LEE, Sook Jun GWEON, Hyun Kyung PARK
  • Publication number: 20240135744
    Abstract: A display device comprises a display panel comprising an image display area and a non-display area, display pixels comprising light-emitting elements in the image display area and pixel driving units connected to the light-emitting elements, light-sensing pixels comprising photo-detecting units in a fingerprint sensing area in the image display area, and sense driving units connected to the photo-detecting units, a light-sensing reset driver configured to supply reset signals to the sense driving units of the light-sensing pixels for at least each horizontal line among the light-sensing pixels in response to a line select signal from a display driving circuit; and a fingerprint scan driver configured to sequentially supply a fingerprint scan signal to the sense driving units of the light-sensing pixels in response to a fingerprint scan control signal from the display driving circuit.
    Type: Application
    Filed: September 27, 2023
    Publication date: April 25, 2024
    Inventors: Hyun Dae LEE, Il Nam KIM, Hyoung Wook JANG, Kang Bin JO, Go Eun CHA, Hee Chul HWANG
  • Publication number: 20240120453
    Abstract: A display device includes a substrate, a via layer above the substrate, and including a protrusion, an insulating pattern above the protrusion, and having a width that is greater than a width of the protrusion, first and second electrodes above the via layer, and spaced apart from each other with the protrusion and the insulating pattern therebetween, a first insulating layer above the protrusion, the insulating pattern, the first electrode, and the second electrode, a light-emitting element above the first insulating layer, and between the first electrode and the second electrode, a first connection electrode connected to a first end of the light-emitting element, and a second connection electrode connected to a second end of the light-emitting element.
    Type: Application
    Filed: July 31, 2023
    Publication date: April 11, 2024
    Inventors: Jang Soon PARK, Hyun Wook LEE, Sung Geun BAE
  • Patent number: 11953553
    Abstract: The present disclosure relates to a contact point monitoring device for a vacuum circuit breaker, and a correction method performed through same, wherein deviations due to temperature in a sensor for monitoring the amount of wear at a contact point may be compensated for. According to the present disclosure, the amount of wear at the contact point may be accurately detected by correcting a characteristic value of a photosensor according to operation temperature, by taking into consideration the temperature characteristics of the photosensor.
    Type: Grant
    Filed: March 13, 2020
    Date of Patent: April 9, 2024
    Assignee: LS ELECTRIC CO., LTD.
    Inventors: Hyun-Wook Lee, Ju-Hyun Kim
  • Publication number: 20240097074
    Abstract: A display device includes a substrate including an emission area and a non-emission area, alignment electrodes arranged to be spaced from each other in a first direction on the substrate and extending in a second direction crossing the first direction, and pixels arranged along the second direction. Pixels adjacent to each other in the second direction from among the pixels may be configured to emit light of different colors. Each of the pixels may include first light emitting elements on the alignment electrodes and arranged along the second direction, second light emitting elements on the alignment electrodes, spaced from the first light emitting elements in the first direction, and arranged along the second direction, a first pixel electrode electrically connected to a first driving power and first ends of the first light emitting elements, a second pixel electrode spaced from the first pixel electrode in the first direction.
    Type: Application
    Filed: September 15, 2023
    Publication date: March 21, 2024
    Inventors: Myeong Hun SONG, Jang Soon PARK, Sung Geun BAE, Tae Hee LEE, Hyun Wook LEE, Kwang Taek HONG
  • 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
  • Patent number: 11929032
    Abstract: A display device comprises a display panel which comprises scan lines, sensing lines, pixels electrically connected to each of the scan lines, and photo sensors electrically to each of the scan lines and the sensing lines, a scan driver which outputs scan signals to the scan lines according to a scan control signal, a timing controller which outputs the scan control signal to the scan driver, and a readout circuit which receives light sensing signals of the photo sensors from the sensing lines. The timing controller sets a frame frequency of the scan control signal to a first frame frequency in a first mode in which the display panel displays an image. The timing controller sets the frame frequency of the scan control signal to a second frame frequency in a second mode in which the photo sensors sense a fingerprint.
    Type: Grant
    Filed: August 15, 2022
    Date of Patent: March 12, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyun Dae Lee, Il Nam Kim, Seung Hyun Moon, Dong Wook Yang, Kang Bin Jo, Go Eun Cha
  • Patent number: 11927764
    Abstract: Disclosed is a head mounted display device. The head mounted display device includes a head mount unit wearable on a head of a user, a display unit supported on the head mount unit and sending an image to eyes of the user, and a position adjustment unit coupled to the head mount unit, connected to the display unit, and moving the display unit relative to the head mount unit such that a position of the display unit varies with respect to the eyes of the user.
    Type: Grant
    Filed: August 24, 2021
    Date of Patent: March 12, 2024
    Assignee: MEGAGEN IMPLANT CO., LTD.
    Inventors: Kwang Bum Park, Hyun Wook An, Keun Oh Park, Tae Gyoun Lee
  • Patent number: 11925581
    Abstract: A capsulorhexis device is inserted into an incision site of a cornea to make an incision in an anterior capsule surrounding a crystalline lens. The capsulorhexis device includes a loop having elasticity and conductivity; a moving member having one end fixed and coupled to the loop; an insertion guide configured so that, while the incision is being made in the crystalline lens capsule, a front end thereof is inserted into the incision site of the cornea; and a housing having one end coupled to a rear end of the insertion guide, wherein the loop is housed in the housing and, to make the incision in the crystalline lens capsule, slides in the housing together with the moving member to pass through the insertion guide and be deployed into an anterior chamber of the eye.
    Type: Grant
    Filed: August 23, 2019
    Date of Patent: March 12, 2024
    Assignee: TI INC.
    Inventors: Hong Jai Lee, Sung Hyuk Moon, Jae Wook Yang, Seung Jai Lee, Sun Joon Hwang, Hyun Jeong Kang
  • Publication number: 20240079527
    Abstract: A display device may include pixels on a substrate. Each of the pixels may include: a first alignment electrode and a second alignment electrode located on the substrate and spaced from each other; a first insulating layer on the first alignment electrode and the second alignment electrode; a light emitting element located on the first insulating layer between the first and second alignment electrodes; a dummy pattern located between the first insulating layer and the light emitting element; a second insulating layer located on the light emitting element and exposing first and second ends of the light emitting element; a first electrode electrically connected to the first end of the light emitting element; and a second electrode spaced from the first electrode, and electrically connected to the second end of the light emitting element. The dummy pattern may include a same material as the second insulating layer.
    Type: Application
    Filed: August 30, 2023
    Publication date: March 7, 2024
    Inventors: Hyun Wook LEE, Sung Geun BAE, Jang Soon PARK, Myeong Hun SONG, Tae Hee LEE
  • Publication number: 20240076127
    Abstract: Provided is a ceiling storage system capable of correcting a working position and constantly checking stability of a structure by detecting an amount of change in a facility. According to the ceiling storage system, a transport vehicle moves to an upper portion of a first storage area of a plurality of storage areas in a state of gripping an article, and the transport vehicle measures a first distance value between the transport vehicle and the first storage area using a distance sensor and measures a relative position value between the transport vehicle and the first storage area using a vision sensor, before unloading the article from the first storage area.
    Type: Application
    Filed: May 23, 2023
    Publication date: March 7, 2024
    Inventors: Sang Kyung LEE, Seung Gyu KANG, Hyun Jae KANG, Young Wook KIM, Sang A BANG, Yong-Jun AHN, Min Kyun LEE, Hyun Woo LEE, Jeong Hun LIM, Jun Hyuk CHANG
  • Publication number: 20240078990
    Abstract: The present invention relates to a polyester sound absorption material having improved moldability and decreased weight and a method of manufacturing a molded product using the same, and more particularly to a polyester sound absorption material, which is capable of integrally molding a skin member and a sound absorption material using a felt including a polyester base fiber, a low-melting-point polyester adhesive fiber and a polyester hollow fiber, without the need to attach an additional sound absorption pad onto a skin member.
    Type: Application
    Filed: November 15, 2023
    Publication date: March 7, 2024
    Inventors: Hong Mo Koo, Mi Jung Yun, Joon Yong Song, Hyun Dae Cho, Hyung Joon Youn, Jeong Wook Lee
  • Patent number: 11921961
    Abstract: A display device including a non-sensing area and a sensing area with a first sensing area and a second sensing area spaced apart from each other in a first direction, includes a light emitting element emitting light, and a sensor unit including a plurality of first sensor electrodes disposed in the first sensing area and extending in the first direction, a plurality of second sensor electrodes disposed in the second sensing area and extending in the first direction, a plurality of third sensor electrodes disposed in the first sensing area and extending in a second direction different from the first direction, a plurality of fourth sensor electrodes disposed in the second sensing area and extending in the second direction, and a connection pattern disposed in the non-sensing area. The connection pattern electrically connects the plurality of third sensor electrodes to the plurality of fourth sensor electrodes.
    Type: Grant
    Filed: April 20, 2022
    Date of Patent: March 5, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Soon Gyu Lee, Hyun Wook Cho
  • Publication number: 20240072229
    Abstract: A display device includes: light emitting elements, each of the light emitting elements including a first end having a first polarity and a second end having a second polarity different from the first polarity; and a first type connection electrode contacting the first ends and/or the second ends of the light emitting elements, wherein a first type connection electrode includes: a middle portion extending in a first direction; a first electrode portion extending from the middle portion toward a first side in a second direction intersecting the first direction; a second electrode portion extending from the middle portion toward the first side in the second direction and spaced from the first electrode portion by a first width in the first direction; a third electrode portion extending from the middle portion toward a second side in the second direction; and a fourth electrode portion.
    Type: Application
    Filed: August 21, 2023
    Publication date: February 29, 2024
    Inventors: Myeong Hun SONG, Jang Soon PARK, Sung Geun BAE, Tae Hee LEE, Hyun Wook LEE
  • Patent number: 11916171
    Abstract: A display device includes a substrate, a first electrode and a second electrode which are spaced apart from each other in a second direction, light-emitting elements spaced apart from each other in the first direction, a first contact electrode electrically contacting the light-emitting elements, and a second contact electrode electrically contacting the light-emitting elements. The first contact electrode electrically contacts the first electrode through a first contact portion disposed on the first electrode, the second contact electrode electrically contacts the second electrode through a second contact portion disposed on the second electrode, the first contact portion is disposed on an end portion in the first direction of the first contact electrode, and the second contact portion is disposed on an end portion in the first direction of the second contact electrode.
    Type: Grant
    Filed: May 21, 2021
    Date of Patent: February 27, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyun Wook Lee, Ki Bum Kim, Jin Taek Kim, Jung Eun Hong
  • Publication number: 20230411371
    Abstract: A display device includes a bank layer disposed on a substrate and defining an emission area, a first to sixth alignment electrodes, each disposed on the substrate extending across the emission area, spaced apart from each other, and sequentially arranged in a direction, a first light emitting element disposed between the first alignment electrode and the second alignment electrode in the emission area and emitting first light, a second light emitting element disposed between the third alignment electrode and the fourth alignment electrode in the emission area and emitting second light, and a third light emitting element disposed between the fifth alignment electrode and the sixth alignment electrode in the emission area and emitting third light. Wavelengths of the first light, the second light, and the third light are different from each other.
    Type: Application
    Filed: February 15, 2023
    Publication date: December 21, 2023
    Applicant: Samsung Display Co., LTD.
    Inventors: Jong Chan Lee, Jin Taek Kim, Jeong Su Park, Sung Jin Lee, Hyun Wook Lee, Woong Hee Jeong
  • Patent number: 11821949
    Abstract: The present disclosure relates to a contact monitoring device for a vacuum circuit breaker, which may compensate for errors of a contact monitoring device capable of monitoring a contact wear amount in a vacuum interrupter, and to a vacuum circuit breaker comprising same. According to the present disclosure, the contact monitoring device for a vacuum circuit breaker may determine an appropriate time for maintenance and repair by monitoring in real time a contact wear amount using a photosensor. Moreover, the contact monitoring device for a vacuum circuit breaker, by using two photosensors, minimizes position errors with respect to the photosensors or a push rod that may be present inherently in the sensors or occur due to an installation state, and thus, may detect the contact wear amount with precision.
    Type: Grant
    Filed: March 9, 2020
    Date of Patent: November 21, 2023
    Assignee: LS ELECTRIC CO., LTD.
    Inventors: Woo-Young Choi, Hyun-Wook Lee
  • Patent number: 11791447
    Abstract: A display device includes a first electrode disposed on a substrate, a second electrode disposed on the substrate and spaced apart from the first electrode, at least one light-emitting element extending in a direction, disposed between the first electrode and the second electrode, and electrically connected to the first electrode and the second electrode, and an insulating pattern layer disposed on the first electrode and the second electrode, the insulating pattern layer including a fixer disposed on at least part of the at least one light-emitting element, and a barrier surrounding the at least one light-emitting element.
    Type: Grant
    Filed: March 9, 2021
    Date of Patent: October 17, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyun Wook Lee, Tae Hee Lee, Jong Chan Lee, Woong Hee Jeong
  • Patent number: 11785809
    Abstract: A display device includes an emission area and a sub-region spaced apart from the emission area in a first direction, electrodes extending in the first direction, disposed across the emission area and the sub-region, and spaced apart from each other in a second direction, a first bank surrounding the emission area and the sub-region, and light emitting elements disposed on the electrodes spaced apart in the second direction in the emission area. The first bank includes trench portions in which a top surface of the first bank is partially depressed. The trench portions are disposed between the emission area and the sub-region.
    Type: Grant
    Filed: August 25, 2021
    Date of Patent: October 10, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyun Wook Lee, Ki Nyeng Kang, Basrur Veidhes, Sung Won Jo, Jung Eun Hong
  • Publication number: 20230317906
    Abstract: A pixel includes: a substrate including emission area and a non-emission; a first conductive pattern, a second conductive pattern, and a third conductive pattern in the non-emission area; a via layer on the first to the third conductive patterns, and including a first contactor exposing one area of the first conductive pattern, a second contactor exposing one area of the second conductive pattern, and a third contactor exposing another area of the second conductive pattern; a first alignment electrode and a second alignment electrode on the via layer; a light emitting element between the first and second alignment electrodes; and a first electrode and a second electrode electrically connected to the light emitting element.
    Type: Application
    Filed: April 3, 2023
    Publication date: October 5, 2023
    Inventors: Hyun Wook LEE, Tae Hee LEE, Sung Geun BAE