Patents Assigned to Koh Young Technology Inc.
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Patent number: 12678880Abstract: 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: GrantFiled: May 31, 2021Date of Patent: July 14, 2026Assignee: KOH YOUNG TECHNOLOGY INC.Inventors: Guk Han, Jae Hwan Lee, Duk Young Lee, Chan Woo Park
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Patent number: 12639799Abstract: A flipper apparatus according to an embodiment disclosed herein includes: a Y-axis flipper unit configured to hold an object in a Y-axis direction and rotate the object about a Y-axis; an X-axis flipper unit configured to hold the object in an X-axis direction and rotate the object about an X-axis; and a Z-axis elevation unit supporting the Y-axis flipper unit and the X-axis flipper unit and configured to move the Y-axis flipper unit and the X-axis flipper unit up and down in a Z-axis direction.Type: GrantFiled: April 16, 2019Date of Patent: May 26, 2026Assignee: KOH YOUNG TECHNOLOGY INC.Inventor: Choung Min Jung
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Publication number: 20260017923Abstract: A system comprises: an optical inspection device configured to obtain first data, inspect whether or not the first data corresponds to a first class, and transmit an inspection result to a review station; the review station configured to transmit a re-inspection request for the inspection result to a re-classification engine; and the re-classification engine configured to: obtain the first data, determine whether or not a model for the first class is stored in one or more memories, upon a determination that the model for the first class is stored in the one or more memories, determine whether or not the first data corresponds to the first class using the model, upon a determination that the model for the first class is not stored in the one or more memories, determine whether or not the first data corresponds to the first class using second data corresponding to the first class.Type: ApplicationFiled: July 12, 2024Publication date: January 15, 2026Applicant: KOH YOUNG TECHNOLOGY INC.Inventors: Jin Man KANG, Hwijun KIM, Kenneth Mark SULLIVAN, Anjana Vishnumurthi RAO, Krishna Sai Rudra Dev TALLAPRAGADA
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Publication number: 20250345129Abstract: An optical tracking system and a method using the same capable of detecting an exact spatial position and a direction of a target regardless of the distance from the target to be calculated is disclosed. The optical tracking system and a method using the same according to an embodiment of the present invention has an effect of expanding an available area by detecting an exact spatial position and a direction of a target regardless of the distance from the target to be calculated, as well as, a system downsizing is also achieved by significantly reducing size of the marker unit compared with conventional system.Type: ApplicationFiled: July 23, 2025Publication date: November 13, 2025Applicants: KOH YOUNG TECHNOLOGY INC., KYUNGPOOK NATIONAL UNIVERSITY INDUSTRY ACADEMIC COOPERATION FOUNDATIONInventors: Jong-Kyu HONG, Hyun-Ki LEE, Min-Young KIM, You-Seong CHAE
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Patent number: 12318188Abstract: 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: GrantFiled: October 13, 2021Date of Patent: June 3, 2025Assignee: KOH YOUNG TECHNOLOGY INC.Inventors: Moon Young Jeon, Seung Yeol Ryu
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Patent number: 12279897Abstract: A computed tomography (CT) apparatus includes a gantry with a first rotation device and a second rotation device, a plurality of light sources configured to emit X-rays to a subject, a detector configured to detect X-rays passing through the subject, and one or more processors. The one or more processors may be configured to rotate the first 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 by using at least one of the plurality of light sources and detect X-rays passing through the subject during the rotation of the first rotation device in the first rotation direction, and rotate the first rotation device by the determined angle of rotation in a second rotation direction.Type: GrantFiled: June 26, 2020Date of Patent: April 22, 2025Assignee: KOH YOUNG TECHNOLOGY INC.Inventors: Young Jun Roh, Min Sik Shin, Sung Hoon Kang, Tae Seok Oh
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Publication number: 20250067559Abstract: Provided are an apparatus and a method for measuring a three dimensional shape with improved accuracy. The apparatus includes a stage, at least one lighting unit, a plurality of image pickup units and a control unit. The stage supports an object to be measured. The lighting unit includes a light source and a grid, and radiates grid-patterned light to the object to be measured. The image pickup units capture, in different directions, grid images reflected from the object to be measured. The control unit calculates a three dimensional shape of the object from the grid images captured by the image pickup units. The present invention has advantages in capturing grid images through a main image pickup portion and sub-image pickup portions, enabling the measurement of the three dimensional shape of the object in a rapid and accurate manner.Type: ApplicationFiled: November 12, 2024Publication date: February 27, 2025Applicant: KOH YOUNG TECHNOLOGY INC.Inventors: Seung-Jun LEE, Kwangill KOH, Moon-Young JEON, Sang-Kyu YUN, Hong-Min KIM, Jung HUR
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Publication number: 20250027766Abstract: The present disclosure proposes an apparatus for determining a first three-dimensional shape of an object. The apparatus includes one or more first light sources configured to irradiate one or more first pattern lights to the object, a second light source configured to sequentially irradiate one or more second pattern lights having one phase range, a beam splitter and one or more lenses configured to change optical paths of the one or more second pattern lights, an image sensor configured to capture one or more first reflected lights and one or more second reflected lights, and a processor configured to determine the first three-dimensional shape of the object based on the one or more first reflected lights and the one or more second reflected lights.Type: ApplicationFiled: October 9, 2024Publication date: January 23, 2025Applicant: KOH YOUNG TECHNOLOGY INC.Inventors: Chan Kwon LEE, Moon Young JEON, Deok Hwa HONG, Joong Ki JEONG
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Patent number: 12193802Abstract: A blood flow measurement device according to various embodiments may be configured to irradiate light to a first position of a subject and a second position of the subject located in a first direction with respect to the first position, acquire intensities of the reflected light at the first position and the second position, determine a first value which is a difference between the intensities of the reflected light at the first position and the second position, irradiate light to a third position of the subject located in a second direction with respect to the second position, acquire an intensity of the reflected light at the third position, determine a second value which is a difference between the intensities of the reflected light at the second position and the third position, and determine a blood flow direction based on the first value and the second value.Type: GrantFiled: February 11, 2020Date of Patent: January 14, 2025Assignee: KOH YOUNG TECHNOLOGY INC.Inventors: Hong Ki Kim, Young Joo Hong, Deok Hwa Hong, Guk Bin Lim, Seung Tae Kim, Min Kyu Kim, Eun Ha Jo
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Publication number: 20250013806Abstract: According to one aspect of the present disclosure, a device comprises one or more processors, wherein the one or more processors are configured to: obtain first data about a component disposed on a board, determine whether or not a model for a first class corresponding to the first data is stored in one or more memories, upon a determination that the model for the first class is stored in the one or more memories, determine whether or not the first data corresponds to the first class using the model, upon a determination that the model for the first class is not stored in the one or more memories, determine whether or not the first data corresponds to the first class using second data corresponding to the first class, and transmit information indicating whether or not the first data corresponds to the first class to an external device.Type: ApplicationFiled: July 16, 2024Publication date: January 9, 2025Applicant: KOH YOUNG TECHNOLOGY INC.Inventors: Jin Man KANG, Hwijun KIM, Kenneth Mark SULLIVAN, Anjana Vishnumurthi RAO, Krishna Sai Rudra Dev TALLAPRAGADA
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Publication number: 20250012565Abstract: The present disclosure proposes a detachable second apparatus coupled to a first apparatus that determines a first three-dimensional shape of an object and configured to determine an angle of an upper surface of the object. The second apparatus includes a first light source configured to sequentially irradiate first pattern lights having one phase range, a beam splitter and lenses configured to change optical paths of the first pattern lights so that a beam of light corresponding to a respective phase of the phase range spreads, and arrives at each point of a partial region of the upper surface of the object, a communication interface, and a first processor configured to obtain first information on first reflected lights generated by reflecting the first pattern lights from the partial region and determine the angle of the upper surface with respect to the reference plane based on the first information.Type: ApplicationFiled: September 26, 2024Publication date: January 9, 2025Applicant: KOH YOUNG TECHNOLOGY INC.Inventors: Chan Kwon LEE, Moon Young JEON, Deok Hwa HONG, Joong Ki JEONG
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Publication number: 20240426766Abstract: 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: ApplicationFiled: September 10, 2024Publication date: December 26, 2024Applicant: KOH YOUNG TECHNOLOGY INC.Inventors: Chan Kwon LEE, Moon Young JEON, Jung HUR, Deok Hwa HONG, Eun Ha JO
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Patent number: 12161457Abstract: An optical tracking system may comprise a reference marker unit stationarily disposed relative to a patient, a shape measurement unit configured to measure the three-dimensional shape of a specified part of the patient corresponding to a three-dimensional image, a tracking sensor unit configured to sense the reference marker unit and the shape measurement unit, and a processing unit. The processing unit may acquire a coordinate transformation relationship between the reference marker unit and the tracking sensor unit and a coordinate transformation relationship between the shape measurement unit and the tracking sensor unit based on a sensing result of the tracking sensor unit, acquire a coordinate transformation relationship between the specified part of the patient and the shape measurement unit based on a measurement result of the shape measurement unit, and define a coordinate system of the patient relative to the reference marker unit from the acquired coordinate transformation relationships.Type: GrantFiled: November 24, 2021Date of Patent: December 10, 2024Assignee: KOH YOUNG TECHNOLOGY INC.Inventor: Hyun Ki Lee
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Patent number: 12163776Abstract: Provided are an apparatus and a method for measuring a three dimensional shape with improved accuracy. The apparatus includes a stage, at least one lighting unit, a plurality of image pickup units and a control unit. The stage supports an object to be measured. The lighting unit includes a light source and a grid, and radiates grid-patterned light to the object to be measured. The image pickup units capture, in different directions, grid images reflected from the object to be measured. The control unit calculates a three dimensional shape of the object from the grid images captured by the image pickup units. The present invention has advantages in capturing grid images through a main image pickup portion and sub-image pickup portions, enabling the measurement of the three dimensional shape of the object in a rapid and accurate manner.Type: GrantFiled: March 25, 2021Date of Patent: December 10, 2024Assignee: KOH YOUNG TECHNOLOGY INC.Inventors: Seung-Jun Lee, Kwangill Koh, Moon-Young Jeon, Sang-Kyu Yun, Hong-Min Kim, Jung Hur
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Patent number: 12146734Abstract: The present disclosure proposes a detachable second apparatus coupled to a first apparatus that determines a first three-dimensional shape of an object and configured to determine an angle of an upper surface of the object. The second apparatus includes a first light source configured to sequentially irradiate first pattern lights having one phase range, a beam splitter and lenses configured to change optical paths of the first pattern lights so that a beam of light corresponding to a respective phase of the phase range spreads, and arrives at each point of a partial region of the upper surface of the object, a communication interface, and a first processor configured to obtain first information on first reflected lights generated by reflecting the first pattern lights from the partial region and determine the angle of the upper surface with respect to the reference plane based on the first information.Type: GrantFiled: June 29, 2020Date of Patent: November 19, 2024Assignee: KOH YOUNG TECHNOLOGY INC.Inventors: Chan Kwon Lee, Moon Young Jeon, Deok Hwa Hong, Joong Ki Jeong
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Patent number: 12135204Abstract: The present disclosure proposes an apparatus for determining a first three-dimensional shape of an object. The apparatus includes one or more first light sources configured to irradiate one or more first pattern lights to the object, a second light source configured to sequentially irradiate one or more second pattern lights having one phase range, a beam splitter and one or more lenses configured to change optical paths of the one or more second pattern lights, an image sensor configured to capture one or more first reflected lights and one or more second reflected lights, and a processor configured to determine the first three-dimensional shape of the object based on the one or more first reflected lights and the one or more second reflected lights.Type: GrantFiled: June 29, 2020Date of Patent: November 5, 2024Assignee: KOH YOUNG TECHNOLOGY INC.Inventors: Chan Kwon Lee, Moon Young Jeon, Deok Hwa Hong, Joong Ki Jeong
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Patent number: 12121375Abstract: 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: GrantFiled: June 26, 2020Date of Patent: October 22, 2024Assignee: KOH YOUNG TECHNOLOGY INC.Inventors: Young Jun Roh, Min Sik Shin, Sung Hoon Kang, Tae Seok Oh
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Patent number: 12105029Abstract: 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: GrantFiled: November 1, 2023Date of Patent: October 1, 2024Assignee: KOH YOUNG TECHNOLOGY INC.Inventors: Chan Kwon Lee, Moon Young Jeon, Jung Hur, Deok Hwa Hong, Eun Ha Jo
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Patent number: 12108536Abstract: A component mounting system and a method for inspecting mounted components are provided. A component mounting system according to an embodiment, comprises a solder inspection apparatus comparing coordinate information of the solder, which is obtained through measurement of a substrate to which solder is applied, with reference coordinate information to generate coordinate correction data; and a first mounting inspection apparatus comparing a first measurement data obtained by measuring mounting state of a component when the component is mounted based on the coordination correction data through a component mounting apparatus, with the coordinate correction data to verify whether a component is mounted on a position corrected based on the coordinate correction data. In this manner, by adding the verification function for the performance function of the component mounting apparatus to the inspection apparatus, it is possible to monitor the operation state of the component mounting apparatus in each process step.Type: GrantFiled: July 2, 2020Date of Patent: October 1, 2024Assignee: KOH YOUNG TECHNOLOGY INC.Inventor: Jeongyeob Kim
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Patent number: 12051606Abstract: 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: GrantFiled: May 12, 2023Date of Patent: July 30, 2024Assignee: KOH YOUNG TECHNOLOGY INC.Inventors: Jung Woo Park, Byung Sun Oh