Patents by Inventor Hyukjun Kim
Hyukjun Kim 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).
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Publication number: 20240378881Abstract: There is provided a method and an apparatus for diagnosing an object placement error by using an artificial neural network by which feature data of the (N+1)-th stage among the feature data of a plurality of stages is generated by using any one feature data among a plurality of feature data generated in an operation process of a main network and feature data of the plurality of stages, and a placement error of at least one object is diagnosed by using an artificial neural network of a new structure, and thus, the diagnosis accuracy of a placement error of an object that is difficult to detect an edge, such as a transparent vial, may be greatly increased.Type: ApplicationFiled: June 13, 2023Publication date: November 14, 2024Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Donghun KIM, Sang Soo HAN, Leslie Tiong Ching OW, Hyukjun YOO, Nayeon KIM
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Publication number: 20240355961Abstract: A display apparatus includes a liquid crystal panel; and a backlight unit configured to provide light to the liquid crystal panel, wherein the backlight unit includes: a substrate; and a plurality of light emitting diode groups provided on an upper surface of the substrate, wherein each of the plurality of light emitting diode groups includes a red light emitting diode, a green light emitting diode, and a blue light emitting diode, wherein each of the red light emitting diode, the green light emitting diode, and the blue light emitting diode includes: a light emitting layer; and a distributed Bragg reflector (DBR) provided on the light emitting layer, and wherein reflectivities of the distributed Bragg reflectors of the red light emitting diode, the green light emitting diode, and the blue light emitting diode are within a same range of reflectivity according to an incident angle of light incident on the DBRs.Type: ApplicationFiled: July 3, 2024Publication date: October 24, 2024Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sungyeol Kim, Hyungsuk Kim, Chunsoon Park, Hyukjun Jang
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Publication number: 20240310675Abstract: A display apparatus includes a liquid crystal panel; and a light source apparatus including a substrate on which a plurality of light emitting diodes (LEDs) are arranged where the plurality of LEDs include a plurality of first LEDs configured to be connected in series to each other by a wiring formed on the substrate, and a plurality of second LEDs configured to be connected in series to each other by a wiring formed on the substrate, and the substrate includes a first connection portion formed between a first LED of the plurality of first LEDs and a second LED of the plurality of second LEDs.Type: ApplicationFiled: January 11, 2024Publication date: September 19, 2024Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Taeyeon KIM, Sungyeol Kim, Hyukjun Jang, Hyungsuk Kim, Chunsoon Park
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Publication number: 20240310676Abstract: A display apparatus includes: a substrate; a plurality of driving regions arranged in a plurality of rows and a plurality of columns on the substrate, each of the plurality of driving regions comprising a plurality of light emitting devices; and a plurality of driving devices configured to drive the plurality of light emitting devices of the plurality of driving regions, wherein a first driving device of the plurality of driving devices is provided in a first driving region of the plurality of driving regions, and a second driving device of the plurality of driving devices is configured to drive the plurality of light emitting devices of the first driving region.Type: ApplicationFiled: January 16, 2024Publication date: September 19, 2024Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyukjun JANG, Yonghun KWON, Sunyoung KIM, Taeyeon KIM, Hyungsuk KIM, Seungyong SHIN
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Patent number: 12092924Abstract: A display apparatus includes: a display panel; and a light source device configured to provide light to the display panel, wherein the light source device may include: an optical member; a substrate including a first side facing the display panel and the optical member; a light source provided on the first side of the substrate; a driving element provided on the first side of the substrate and configured to drive the light source; a plurality of lines provided on the first side of the substrate, the plurality of lines including a first line and a second line that is connected to the driving element; and a jumper supporter provided on the first side of the substrate in an area where the first line intersects the second line, the jumper supporter being configured to support the optical member, to electrically connect the first line, and to guide the second line to be spaced apart from the first line.Type: GrantFiled: November 21, 2023Date of Patent: September 17, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyukjun Jang, Sungyeol Kim, Hyungsuk Kim, Youngmin Lee, Junsung Choi
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Patent number: 12094426Abstract: A light emitting diode (LED) includes a substrate having a bar shape; a plurality of LEDs provided on the substrate; and a wiring pattern provided on the substrate and configured to transmit driving currents to the plurality of LEDs, wherein the wiring pattern has a shape that is bent multiple times so that the driving currents flow in opposite directions in lines aligned adjacent and parallel to each other.Type: GrantFiled: September 9, 2022Date of Patent: September 17, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyukjun Jang, Sungyeol Kim, Hyungsuk Kim, Kyungsoo Park, Youngmin Lee
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Publication number: 20240302694Abstract: A display device includes: a display panel; a light source module on a rear side of the display panel and configured to generate light supplied to the display panel, the light source module including a plurality of light sources configured to emit light and a printed circuit board (PCB) on which the plurality of light sources are provided; and a bottom chassis on a rear side of the light source module and on which the light source module is provided, wherein the PCB includes: an insulating layer, a first conductive layer on a lower surface of the insulating layer, and a second conductive layer on an upper surface of the insulating layer, and an area of the second conductive layer is smaller than an area of the first conductive layer, and the PCB is convexly bent in a direction toward the display panel.Type: ApplicationFiled: May 16, 2024Publication date: September 12, 2024Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyukjun JANG, Kyehoon LEE, Youngmin LEE, Yonghun KWON, Sunyoung KIM, Hyungsuk KIM, Seungyong SHIN
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Patent number: 12085808Abstract: A display apparatus includes: an optical member; a substrate provided at a rear side of the optical member, the substrate including a through-hole and a circuit pattern on a front surface of the substrate; a metal structure provided at a rear side of the substrate; and a supporter provided on the front surface of the substrate, wherein the supporter includes: a body supporting the optical member, the body being provided on the front surface of the substrate and aligned with the through-hole; a circuit pattern portion provided on the body and electrically connected to the circuit pattern on the front surface of the substrate; and a metal portion extending from a bottom surface of the body into the through-hole in a direction toward the metal structure, the metal portion being electrically connected to the circuit pattern portion and the metal structure.Type: GrantFiled: May 2, 2023Date of Patent: September 10, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Youngmin Lee, Jaewoo Kim, Hyungsuk Kim, Hyukjun Jang
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Publication number: 20240272482Abstract: A display apparatus includes a display panel, a printed circuit board defining an upper surface, a lower surface opposite the upper surface, and a through-hole, a plurality of light sources mounted on the upper surface of the printed circuit board and configured to emit light to the display panel, and a connector inserted into the through-hole on the upper surface of the printed circuit board. The connector includes a connector body inserted into the through-hole, and a plurality of connector terminals disposed in proximity to the upper surface of the printed circuit board. The connector terminals are configured to electrically connect the connector body to a portion of the printed circuit board, and may in certain embodiments connect a first portion of the printed circuit board on one side of the connector body to a second portion of the printed circuit board on an opposite of the connector body.Type: ApplicationFiled: April 23, 2024Publication date: August 15, 2024Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Youngmin LEE, Jaewoo KIM, Seungyong SHIN, Hyukjun JANG
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Publication number: 20240247776Abstract: A light source apparatus includes: a light source including a light emitting diode and an optical dome covering the light emitting diode; and a substrate supporting the light source, wherein the substrate may include: a conduction layer that is electrically conductive; a first protective layer disposed on the conduction layer and on which the optical dome is disposed, the first protective layer including a first exposed portion exposing a portion of the conduction layer to connect the conduction layer and the light emitting diode; and a second protective layer disposed on the first protective layer, the second protective layer including a second exposed portion exposing a portion of the first protective layer at which the optical dome is disposed on the first protective layer.Type: ApplicationFiled: October 27, 2023Publication date: July 25, 2024Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyungsuk KIM, Chunsoon Park, Youngmin Lee, Hyukjun Jang
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Publication number: 20240248345Abstract: A display apparatus includes: a display panel; and a light source device configured to provide light to the display panel, wherein the light source device may include: an optical member; a substrate including a first side facing the display panel and the optical member; a light source provided on the first side of the substrate; a driving element provided on the first side of the substrate and configured to drive the light source; a plurality of lines provided on the first side of the substrate, the plurality of lines including a first line and a second line that is connected to the driving element; and a jumper supporter provided on the first side of the substrate in an area where the first line intersects the second line, the jumper supporter being configured to support the optical member, to electrically connect the first line, and to guide the second line to be spaced apart from the first line.Type: ApplicationFiled: November 21, 2023Publication date: July 25, 2024Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyukjun JANG, Sungyeol Kim, Hyungsuk Kim, Youngmin Lee, Junsung Choi
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Patent number: 12046697Abstract: A display apparatus includes a liquid crystal panel; and a backlight unit configured to provide light to the liquid crystal panel, wherein the backlight unit includes: a substrate; and a plurality of light emitting diode groups provided on an upper surface of the substrate, wherein each of the plurality of light emitting diode groups includes a red light emitting diode, a green light emitting diode, and a blue light emitting diode, wherein each of the red light emitting diode, the green light emitting diode, and the blue light emitting diode includes: a light emitting layer; and a distributed Bragg reflector (DBR) provided on the light emitting layer, and wherein reflectivities of the distributed Bragg reflectors of the red light emitting diode, the green light emitting diode, and the blue light emitting diode are within a same range of reflectivity according to an incident angle of light incident on the distributed Bragg reflectors.Type: GrantFiled: October 18, 2022Date of Patent: July 23, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sungyeol Kim, Hyungsuk Kim, Chunsoon Park, Hyukjun Jang
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Patent number: 12046209Abstract: A display device includes a liquid crystal panel; a plurality of light sources configured to emit light toward the liquid crystal panel, wherein the plurality of light sources are divided into a plurality of dimming blocks, each dimming block including one or more light sources; a driver configured to provide a current to each light source of the plurality of light sources; and a processor configured to: control the driver to provide the current to the one or more light sources included in each dimming block of the plurality of dimming blocks based on image data, obtain an average current value of currents provided to the one or more light sources included in each dimming block of the plurality of dimming blocks for a reference time based on the image data, and control the driver to provide a reduced current to the plurality of light sources based on at least one of a predetermined number of first dimming blocks or an arrangement of the first dimming blocks having the average current value being greater thanType: GrantFiled: June 27, 2023Date of Patent: July 23, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sungyeol Kim, Chunsoon Park, Kyehoon Lee, Hyukjun Jang
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Patent number: 9884461Abstract: Disclosed is a wide casting belt, and more particularly, a wide casting belt used for manufacturing a film in a gel state by casting dope used during the manufacture of a polarizing plate for a liquid crystal display, and an optical compensation film, etc. A method for manufacturing a wide film using the wide casting belt, and a wide film manufactured with the wide casting belt are disclosed.Type: GrantFiled: June 5, 2014Date of Patent: February 6, 2018Assignee: Berndorf Band GmbHInventors: Hyukjun Kim, Kwangjin Chung, Cholho Lee, Yooseock Hwang, Juntae Choi, Kinam Chung
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Patent number: 9428624Abstract: A method for manufacturing a wide film comprises a casting operation, a stretching operation, and a trimming operation. The casting operation is a process of casting a film using a wide casting belt including a central belt, a left belt having a right end formed integrally with a left end of the central belt through a left joint in a length direction of the central belt, and a right belt having a left end formed integrally with a right end of the central belt through a right joint in the length direction of the central belt. The stretching operation is a process of stretching a film stripped off from the wide casting belt using a tenter. The trimming operation is a process of trimming predetermined parts of left and right sides of the stretched film. In the trimming operation, mark parts by the left and right joints are also trimmed.Type: GrantFiled: September 7, 2012Date of Patent: August 30, 2016Assignee: SK INNOVATION CO., LTD.Inventors: Hyukjun Kim, Kwangjin Chung, Cholho Lee, Yooseock Hwang, Juntae Choi, Kinam Chung
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Publication number: 20140295017Abstract: Disclosed is a wide casting belt, and more particularly, a wide casting belt used for manufacturing a film in a gel state by casting dope used during the manufacture of a polarizing plate for a liquid crystal display, and an optical compensation film, etc. A method for manufacturing a wide film using the wide casting belt, and a wide film manufactured with the wide casting belt are disclosed.Type: ApplicationFiled: June 5, 2014Publication date: October 2, 2014Inventors: Hyukjun KIM, Kwangjin CHUNG, Cholho LEE, Yooseock HWANG, Juntae CHOI, Kinam CHUNG
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Patent number: 8784725Abstract: The present invention relates to a wide casting belt, and more particularly, to a wide casting belt used for manufacturing a film in a gel state by casting dope used during the manufacture of a polarizing plate for a liquid crystal display, and an optical compensation film, etc. The present invention also relates to a method for manufacturing a wide film using the wide casting belt, and to a wide film manufactured with said wide casting belt.Type: GrantFiled: June 4, 2009Date of Patent: July 22, 2014Assignee: SK Innovation Co., Ltd.Inventors: Hyukjun Kim, Kwangjin Chung, Cholho Lee, Yooseock Hwang, Juntae Choi, Kinam Chung
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Patent number: 8570472Abstract: Provided are an optical compensation film and a method for producing the same. The optical compensation film includes a nematic liquid crystal compound including a compound having at least two mesogens linked to each other with a constant angle, and has hybrid alignment in which the alignment of the liquid crystal compound varies gradually along the thickness direction.Type: GrantFiled: February 25, 2010Date of Patent: October 29, 2013Assignee: SK Innovation Co., Ltd.Inventors: Yonggyun Cho, Kwangjin Chung, Cholho Lee, Yooseock Hwang, Hyukjun Kim, Kiyup Kim, Sungho Son, Kibeom Kim
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Publication number: 20130189508Abstract: A method for manufacturing a wide film comprises a casting operation, a stretching operation, and a trimming operation. The casting operation is a process of casting a film using a wide casting belt including a central belt, a left belt having a right end formed integrally with a left end of the central belt through a left joint in a length direction of the central belt, and a right belt having a left end formed integrally with a right end of the central belt through a right joint in the length direction of the central belt. The stretching operation is a process of stretching a film stripped off from the wide casting belt using a tenter. The trimming operation is a process of trimming predetermined parts of left and right sides of the stretched film. In the trimming operation, mark parts by the left and right joints are also trimmed.Type: ApplicationFiled: September 7, 2012Publication date: July 25, 2013Applicant: SK INNOVATION CO., LTD.Inventors: Hyukjun KIM, Kwangjin CHUNG, Cholho LEE, Yooseock HWANG, Juntae CHOI, Kinam CHUNG
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Publication number: 20120128944Abstract: The present invention relates to a wide casting belt, and more particularly, to a wide casting belt used for manufacturing a film in a gel state by casting dope used during the manufacture of a polarizing plate for a liquid crystal display, and an optical compensation film, etc. The present invention also relates to a method for manufacturing a wide film using the wide casting belt, and to a wide film manufactured with said wide casting belt.Type: ApplicationFiled: June 4, 2009Publication date: May 24, 2012Applicant: SK INNOVATION CO., LTD.Inventors: Hyukjun Kim, Kwangjin Chung, Cholho Lee, Yooseock Hwang, Juntae Choi, Kinam Chung