Patents Assigned to Koh Young Technology Inc.
  • Patent number: 11969272
    Abstract: A computed tomography (CT) apparatus according to various embodiments may include a gantry including a first rotation device, a second rotation device and a third rotation device which have a ring shape, share an axis of rotation, and are rotatable independently of one another, a plurality of first light sources provided on the first rotation device at regular intervals and configured to emit X-rays to a subject, a plurality of second light sources provided on the second rotation device at regular intervals and configured to emit X-rays to the subject, a detector provided on a region of the third rotation device and configured to detect X-rays passing through the subject, and one or more processors.
    Type: Grant
    Filed: June 26, 2020
    Date of Patent: April 30, 2024
    Assignee: KOH YOUNG TECHNOLOGY INC.
    Inventors: Young Jun Roh, Min Sik Shin, Sung Hoon Kang, Tae Seok Oh
  • Patent number: 11950374
    Abstract: An apparatus that communicates with a screen printer and a solder inspection device is disclosed. The apparatus according to the present disclosure may include a process that is configured to: obtain first information associated with each of a plurality of pads on the substrate; obtain second information associated with each piece of the solder paste applied to each of the plurality of pads from the solder inspection device; determine a position correction value for the stencil mask with respect to the substrate based on the first information and the second information; and deliver the position correction value to the screen printer.
    Type: Grant
    Filed: October 28, 2021
    Date of Patent: April 2, 2024
    Assignee: KOH YOUNG TECHNOLOGY INC.
    Inventors: Duk Young Lee, Jae Hyung Kim, Jeong Kyu Noh
  • Patent number: 11921151
    Abstract: An inspection apparatus according to one embodiment of the present disclosure is configured to inspect an inspection object seated on a jig, the jig capable of being introduced into and withdrawn from the inspection apparatus. The inspection apparatus includes: a mover configured to move the jig; and a clamping driver configured to contact and press the jig, the clamping driver including a pressing portion configured to be movable in a clamping direction and an unclamping direction opposite to the clamping direction.
    Type: Grant
    Filed: January 22, 2020
    Date of Patent: March 5, 2024
    Assignee: KOH YOUNG TECHNOLOGY INC.
    Inventors: Myong Kang, Kang Jo Hwang, Choung Min Jung
  • Publication number: 20240060908
    Abstract: An inspection apparatus may include: a structured-light source configured to sequentially radiate a plurality of structured lights having one phase range; a lens configured to adjust, for each of the plurality of structured lights, optical paths of light beams corresponding to phases of the phase range such that a light beam corresponding to one phase of the phase range arrives at each point of a partial region on an object; an image sensor configured to capture a plurality of reflected lights generated by the structured lights being reflected from the partial region; and a processor configured to acquire a light quantity value of the reflected lights; and derive an angle of the surface by deriving phase values of the reflected lights based on the light quantity value for the reflected lights.
    Type: Application
    Filed: November 1, 2023
    Publication date: February 22, 2024
    Applicant: KOH YOUNG TECHNOLOGY INC.
    Inventors: Chan Kwon LEE, Moon Young JEON, Jung HUR, Deok Hwa HONG, Eun Ha JO
  • Patent number: 11908123
    Abstract: An object inspection apparatus according to an embodiment disclosed herein includes: a first flipper apparatus configured to rotate a first object; a second flipper apparatus configured to rotate a second object; and a single camera device configured to move from a position corresponding to one of the first flipper apparatus and the second flipper apparatus to a position corresponding to the other, the camera device being configured to inspect object surfaces of the first object and the second object. Each of the first flipper apparatus and the second flipper apparatus includes at least one flipper unit.
    Type: Grant
    Filed: April 16, 2019
    Date of Patent: February 20, 2024
    Assignee: KOH YOUNG TECHNOLOGY INC.
    Inventors: Choung Min Jung, Ho Jun Lee, Nam Kyu Park, Han Rim Kim
  • Publication number: 20240013393
    Abstract: A method, performed by a computer, for volumetrically determining a mid-sagittal plane (MSP) from a plurality of magnetic resonance (MR) images of a brain is disclosed. The plurality of MR images is received and converted into a 3D volume image defined in a 3D coordinate space. Semantic segmentation of an anterior commissure (AC) region, a posterior commissure (PC) region, and a third ventricle region in the 3D volume image is performed based on a pre-trained segmentation model to generate a 3D mask image labeled with the AC region, the PC region, and the third ventricle region. Based on the labeled 3D mask image, a 3D volumetric image of the segmented third ventricle region is constructed. The MSP is determined based on the 3D volumetric image of the third ventricle region.
    Type: Application
    Filed: September 26, 2023
    Publication date: January 11, 2024
    Applicant: KOH YOUNG TECHNOLOGY INC.
    Inventors: Kenneth Mark SULLIVAN, Jaedu CHO, Xing ZHENG, Jin Man KANG
  • Patent number: 11867747
    Abstract: A transfer apparatus for an inspection apparatus according to one embodiment of the present disclosure includes: an upper end engaging portion configured to make contact with an upper surface of a transferred article; a support frame to which the upper end engaging portion is fixed; a lift including a support part configured to support a lower surface of the transferred article, the lift arranged on the support frame to be movable in an up-down direction; and a lifting driver configured to provide a driving force to move the lift in the up-down direction.
    Type: Grant
    Filed: January 22, 2020
    Date of Patent: January 9, 2024
    Assignee: KOH YOUNG TECHNOLOGY INC.
    Inventors: Myong Kang, Kang Jo Hwang, Choung Min Jung
  • Publication number: 20230380927
    Abstract: A medical three-dimensional image measuring device includes a light source configured to output light, a camera configured to generate three-dimensional image information by receiving reflected light generated by reflecting the light from an object, a housing including the camera disposed therein and forming an opening through which the reflected light enters into the housing, and a marker disposed on the housing to be capable of changing at least one of a relative location or a relative posture to the opening and including a tracking surface configured to be imaged by an external imaging device for tracking a location and a posture.
    Type: Application
    Filed: October 13, 2021
    Publication date: November 30, 2023
    Applicant: KOH YOUNG TECHNOLOGY INC
    Inventors: Moon Young JEON, Seung Yeol RYU
  • Patent number: 11821846
    Abstract: An inspection apparatus may include: a structured-light source configured to sequentially radiate a plurality of structured lights having one phase range; a lens configured to adjust, for each of the plurality of structured lights, optical paths of light beams corresponding to phases of the phase range such that a light beam corresponding to one phase of the phase range arrives at each point of a partial region on an object; an image sensor configured to capture a plurality of reflected lights generated by the structured lights being reflected from the partial region; and a processor configured to acquire a light quantity value of the reflected lights; and derive an angle of the surface by deriving phase values of the reflected lights based on the light quantity value for the reflected lights.
    Type: Grant
    Filed: May 3, 2022
    Date of Patent: November 21, 2023
    Assignee: KOH YOUNG TECHNOLOGY INC.
    Inventors: Chan Kwon Lee, Moon Young Jeon, Jung Hur, Deok Hwa Hong, Eun Ha Jo
  • Publication number: 20230368370
    Abstract: An apparatus includes one or more light source groups, a camera; one or more memories configured to store one or more first images acquired in advance, and one or more processors communicatively connected to the one or more light source groups, the camera, and the one or more memories, wherein the one or more processors are configured to acquire a second image by controlling a first light source group among the one or more light source groups and the camera and irradiating light beams to a substrate on which an object is coated, and determine a coating state of the object based on the one or more first images and the second image.
    Type: Application
    Filed: May 5, 2023
    Publication date: November 16, 2023
    Applicant: KOH YOUNG TECHNOLOGY INC
    Inventors: Byung Sun OH, Hyeon Geun PARK
  • Patent number: 11798161
    Abstract: A method, performed by a computer, for volumetrically determining a mid-sagittal plane (MSP) from a plurality of magnetic resonance (MR) images of a brain is disclosed. The plurality of MR images is received and converted into a 3D volume image defined in a 3D coordinate space. Semantic segmentation of an anterior commissure (AC) region, a posterior commissure (PC) region, and a third ventricle region in the 3D volume image is performed based on a pre-trained segmentation model to generate a 3D mask image labeled with the AC region, the PC region, and the third ventricle region. Based on the labeled 3D mask image, a 3D volumetric image of the segmented third ventricle region is constructed. The MSP is determined based on the 3D volumetric image of the third ventricle region.
    Type: Grant
    Filed: November 25, 2020
    Date of Patent: October 24, 2023
    Assignee: KOH YOUNG TECHNOLOGY INC.
    Inventors: Kenneth Mark Sullivan, Jaedu Cho, Xing Zheng, Jin Man Kang
  • Patent number: 11770921
    Abstract: The present disclosure provides an apparatus for determining mounting information. The apparatus according to the present disclosure may be configured to acquire solder measurement information indicating a state of a solder printed on a first substrate, determine whether or not the state of the solder is changed from states of solders printed on second substrates, which are measured prior to measurement of the first substrate, based on the solder measurement information, upon the determination that the state of the solder is not changed, determine mounting information indicating a mounting condition for mounting a first component on the first substrate using one or more models, and deliver the mounting information to a mounter. The one or more models may be configured to output the mounting information based on a correlation between states of a second component before and after a reflow process for each of the second substrates.
    Type: Grant
    Filed: April 20, 2021
    Date of Patent: September 26, 2023
    Assignee: KOH YOUNG TECHNOLOGY INC.
    Inventors: Duk Young Lee, Jae Hwan Lee, Jin Hyung Tak, Chan Woo Park, Guk Han
  • Publication number: 20230284933
    Abstract: A portable three-dimensional image measuring device according to various embodiments of the present disclosure may include a light source configured to output patterned light; a camera configured to generate a light field image of an object by receiving reflected light generated by reflecting the patterned light from the object; and an optical path control element configured to reflect the patterned light output from the light source so that the object is irradiated with the patterned light, and to transmit the reflected light reflected from the object so that the reflected light reaches the camera. An optical path of the patterned light output from the light source and irradiated onto the object and an optical path of the reflected light reflected from the object and reaching the camera may overlap coaxially in a section between the optical path control element and the object.
    Type: Application
    Filed: October 13, 2021
    Publication date: September 14, 2023
    Applicant: KOH YOUNG TECHNOLOGY INC
    Inventors: Moon Young JEON, Seung Yeol RYU
  • Publication number: 20230282499
    Abstract: The present disclosure provides an apparatus. The apparatus according to the present disclosure comprises: at least one first light source configured to irradiate illumination light to an object on a reference surface; at least one second light source configured to irradiate pattern light to the object, a plurality of cameras configured to capture one or more illumination images and one or more pattern images; and one or more processors configured to determine a plurality of outlines indicating edges of the object based on two or more images captured in different directions among the one or more illumination images and the one or more pattern images; determine a virtual plane corresponding to an upper surface of the object based on the plurality of outlines; and determine an angle between the virtual plane and the reference plane.
    Type: Application
    Filed: May 12, 2023
    Publication date: September 7, 2023
    Applicant: KOH YOUNG TECHNOLOGY INC.
    Inventors: Jung Woo PARK, Byung Sun OH
  • Patent number: 11747284
    Abstract: There is provided a technique that includes: a camera configured to capture images of the target object; a memory configured to store the images of the target object and feature data including one or more predetermined exterior features of the target object; and a processor configured to: determine a first process configuration for an operation including a plurality of image processes; perform the operation under the first process configuration; generate inspection data from the sets of images that have been processed; generate an inspection score by comparing the inspection data with the feature data; compare the inspection score with a predetermined threshold score; set the first process configuration as an optimal configuration if the inspection score satisfies the predetermined threshold score.
    Type: Grant
    Filed: February 11, 2022
    Date of Patent: September 5, 2023
    Assignee: KOH YOUNG TECHNOLOGY INC.
    Inventors: Jin Man Kang, Filip Lukasz Piekniewski
  • Patent number: 11730547
    Abstract: A tracking system and a tracking method using the same are disclosed. The tracking system includes a marker, a camera unit, a first inertial measuring unit, a second inertial measuring unit and a tracking processing unit. The marker is fixed on the measurement object, and the camera unit outputs a marker image by photographing the marker. The first inertial measuring unit is fixed on the camera unit, and measures and outputs first inertia comprising first accelerated velocity and first angular velocity. The second inertial measuring unit is fixed to one of the measurement object and the marker, and measures and outputs second inertia comprising second accelerated velocity and second angular velocity. The tracking processing unit primarily extracts the position and the posture of the measurement object using the marker image, and secondarily extracts the position and the posture of the measurement object using the first and second inertias.
    Type: Grant
    Filed: September 17, 2020
    Date of Patent: August 22, 2023
    Assignees: KOH YOUNG TECHNOLOGY INC., KYUNGPOOK NATIONAL UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Hyun Ki Lee, Hyun Min Oh, Min Young Kim
  • Publication number: 20230240627
    Abstract: A computed tomography (CT) apparatus includes a gantry including a rotation device which has a ring shape and is rotatable about an axis of rotation, a plurality of light sources configured to emit X-rays to a subject, at least one detector provided on the rotation device and configured to detect X-rays passing through the subject, and one or more processors. The at least one processors are configured to rotate the rotation device in a first rotation direction by an angle of rotation determined based on a total number of the plurality of light sources, emit X-rays to the subject and detect X-rays passing through the subject during the rotation of the rotation device in the first rotation direction, and rotate the rotation device by the determined rotation angle in a second rotation direction.
    Type: Application
    Filed: June 26, 2020
    Publication date: August 3, 2023
    Applicant: KOH YOUNG TECHNOLOGY INC.
    Inventors: Young Jun ROH, Min Sik SHIN, Sung Hoon KANG, Tae Seok OH
  • Patent number: 11694916
    Abstract: The present disclosure provides an apparatus. The apparatus according to the present disclosure comprises: at least one first light source configured to irradiate illumination light to an object on a reference surface; at least one second light source configured to irradiate pattern light to the object, a plurality of cameras configured to capture one or more illumination images and one or more pattern images; and one or more processors configured to determine a plurality of outlines indicating edges of the object based on two or more images captured in different directions among the one or more illumination images and the one or more pattern images; determine a virtual plane corresponding to an upper surface of the object based on the plurality of outlines; and determine an angle between the virtual plane and the reference plane.
    Type: Grant
    Filed: October 11, 2019
    Date of Patent: July 4, 2023
    Assignee: KOH YOUNG TECHNOLOGY INC.
    Inventors: Jung Woo Park, Byung Sun Oh
  • Patent number: 11659999
    Abstract: The present disclosure relates to a method of correcting a three-dimensional image. To correct an image distorted by coherence gate curvature (CGC) occurring by an optical system, the method generates a three-dimensional image of a sample holder on which an object to be measured is placed from an interference signal, generates a CGC profile on the basis of an image of a cover glass of the sample holder appearing in the three-dimensional image, generates a CGC fitting curve from the CGC profile, and corrects the interference signal by using the CGC fitting curve. The present disclosure also relates to an OCT system capable of performing a method of correcting a three-dimensional image.
    Type: Grant
    Filed: May 20, 2019
    Date of Patent: May 30, 2023
    Assignee: KOH YOUNG TECHNOLOGY INC.
    Inventors: Young Joo Hong, Jeong Hun Choi, Deok Hwa Hong
  • Publication number: 20230073723
    Abstract: An electronic apparatus according to various embodiments of the present disclosure may include: a communication circuit that is communicatively connected to a solder printing apparatus and a measurement apparatus; one or more memories; and one or more processors. One or more processors may be configured to: acquire a first control parameter set of the solder printing apparatus for printing solder on a first substrate; transmit information indicating the first control parameter set to the solder printing apparatus; acquire first solder measurement information indicating a state of the solder printed on the first substrate; determine a first yield for the first substrate based on the first solder measurement information; and generate a model for searching for an optimal control parameter set based on a first data pair including the first control parameter set and the first yield.
    Type: Application
    Filed: May 31, 2021
    Publication date: March 9, 2023
    Applicant: KOH YOUNG TECHNOLOGY INC.
    Inventors: Guk HAN, Jae Hwan LEE, Duk Young LEE, Chan Woo PARK