Patents by Inventor Dong Jun Oh
Dong Jun Oh 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: 20250102855Abstract: The present invention relates to a variable transmittance optical laminate and a manufacturing method therefor, a smart window comprising same, and automobile and building window systems using same, the variable transmittance optical laminate includes: a first laminate in which a first polarizing plate, a first transparent conductive layer, and a first alignment layer are sequentially laminated; a second laminate which faces the first laminate and in which a second polarizing plate, a second transparent conductive layer, and a second alignment layer are sequentially laminated; a liquid crystal layer disposed between the first laminate and the second laminate; and a sealant formed along the outer circumferential surface of the liquid crystal layer and sealing the liquid crystal layer.Type: ApplicationFiled: December 16, 2022Publication date: March 27, 2025Applicant: DONGWOO FINE-CHEM CO., LTD.Inventors: Dong-Hwi KIM, Hong-Jun AHN, Pyoung-Yun OH
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Publication number: 20250100658Abstract: A life-saving robot includes a housing having a round ring shape, a buoyancy generator disposed at an upper portion of the housing, a thrust generator disposed at a lower portion of the housing and configured to provide propulsive force, a driver configured to provide power to the thrust generator, and a guard portion that is disposed at the lower portion of the housing and covers the thrust generator. An exterior of the life-saving robot is substantially spherical and defined by a combination of the buoyancy generator, the housing, and the guard portion.Type: ApplicationFiled: September 18, 2024Publication date: March 27, 2025Inventors: Sung Jun KIM, Dong Hoon OH, Jin Wook KIM
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Publication number: 20250087617Abstract: The technical idea of the present invention provides a semiconductor package having improved performance and reliability while simplifying a process. The semiconductor package according the technical idea of the present invention includes a first package including a first semiconductor chip, a first encapsulation layer covering a side surface of the first semiconductor chip, and a first redistribution pattern connected to a pad of the first semiconductor chip, and a second package provided on the first package and including a second semiconductor chip, a second encapsulation layer covering the second semiconductor chip, and a second redistribution pattern connected to a pad of the second semiconductor chip, wherein the first redistribution pattern is connected to the second redistribution pattern through the first encapsulation layer.Type: ApplicationFiled: December 4, 2023Publication date: March 13, 2025Inventors: Dong Hoon OH, Yong Tae KWON, Seong Hyuk LEE, Seong Hwan HAN, Hyeon Jun LEE
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Patent number: 12248947Abstract: A banking processing method according is performed by a processing logic including an application for banking processing implemented on a user terminal and a computer-readable storage medium. The method comprises the steps of: when the application for banking processing is run, searching a hardware security area of the user terminal and confirming the existence of a certificate for confirming an execution history of the application for banking processing; when the existence of the certificate is confirmed, searching the security area and confirming the existence of a token key for identifying whether login information of the user has been set; when the existence of the token key is not confirmed, setting the login information of the user by providing a membership page for setting the login information of the user; and opening an account according to a request of the user whose login information has been set.Type: GrantFiled: March 25, 2019Date of Patent: March 11, 2025Assignee: KAKAOBANK CORP.Inventors: Jung Hee Ko, Tae Ki Ha, Yeun Su Koo, Bo Hyun Oh, Lee Rang Park, Sung Jun Kim, Ji Hong Park, Dong Joon Lee, Jung Min Ahn, Geun Won Mo, Hyeong Jin Jang, Jun Hyuk Yun, Hack Cheon Kim, Eun Jung Gil, Ji Eun Kim, Tae Won Kim, Seung Jin Lee, Do Young Lee
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Publication number: 20250071294Abstract: The present invention relates to an image encoding and decoding technique, and more particularly, to an image encoder and decoder using unidirectional prediction. The image encoder includes a dividing unit to divide a macro block into a plurality of sub-blocks, a unidirectional application determining unit to determine whether an identical prediction mode is applied to each of the plurality of sub-blocks, and a prediction mode determining unit to determine a prediction mode with respect to each of the plurality of sub-blocks based on a determined result of the unidirectional application determining unit.Type: ApplicationFiled: November 14, 2024Publication date: February 27, 2025Applicants: Electronics and Telecommunications Research Institute, Kwangwoon University Industry-Academic Collaboration Foundation, University-Industry Cooperation Group of Kyung Hee UniversityInventors: Hae Chul CHOI, Se Yoon JEONG, Sung-Chang LIM, Jin Soo CHOI, Jin Woo HONG, Dong Gyu SIM, Seoung-Jun OH, Chang-Beom AHN, Gwang Hoon PARK, Seung Ryong KOOK, Sea-Nae PARK, Kwang-Su JEONG
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Patent number: 12224531Abstract: The present disclosure pertains to a board connector comprising a plurality of radio frequency (RF) contacts for transmitting RF signals; an insulating part supporting the RF contacts; a plurality of transmission contacts coupled to the insulating part and between a first RF contact and a second RF contact, such that the first RF contact and the second RF contact are spaced in a first axial direction; and a grounding housing to which the insulating part is coupled, the grounding housing comprising an inner grounding wall, an outer grounding wall spaced apart from the inner grounding wall, and a grounding connection wall coupled to each of the inner and outer grounding walls, wherein the inner and outer grounding walls are double-shielding walls that surround the side of an inner space, and the first RF contact and the second RF contact are placed in the inner space surrounded by the double-shielding walls.Type: GrantFiled: February 5, 2021Date of Patent: February 11, 2025Assignee: LS MTRON LTD.Inventors: Dong Wan Kim, Hyun Joo Hwang, In Duk Song, Sang Jun Oh, Seok Lee
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Publication number: 20250039368Abstract: There is provided an image decoding method comprising: deriving a first prediction value of a current block by using at least one sample included in a reference block, obtaining an illumination compensation parameter on the basis of a predetermined reference region, deriving a second prediction value of the current block by applying the illumination compensation parameter to the first prediction value and reconstructing the current block on the basis of the second prediction value.Type: ApplicationFiled: October 11, 2024Publication date: January 30, 2025Inventors: Gun BANG, Hui Yong KIM, Dong Gyu SIM, Seoung Jun OH, Sea Nae PARK, Jun Taek PARK, Jong Seok LEE
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Publication number: 20250030893Abstract: Provided is an apparatus and method for encoding/decoding a moving picture based on adaptive scanning. The moving picture apparatus and method can increase a compression rate based on adaptive scanning by performing intra prediction onto blocks of a predetermined size, and scanning coefficients acquired from Discrete Cosine Transform (DCT) of a residue signal and quantization differently according to the intra prediction mode. The moving picture encoding apparatus includes: a mode selector for selecting and outputting a prediction mode; a predictor for predicting pixel values of pixels to be encoded of an input video based on the prediction mode to thereby output a residue signal block; a transform/quantization unit for performing DCT onto the residue signal block and quantizing the transformed residue signal block; and an encoder for adaptively scanning and encoding the quantized residue signal block based on the prediction mode.Type: ApplicationFiled: October 4, 2024Publication date: January 23, 2025Applicant: Electronics and Telecommunications Research InstituteInventors: Jeong-Il SEO, Wook-Joong KIM, Kyu-Heon KIM, Kyeong-Ok KANG, Jin-Woo HONG, Yung-Lyul LEE, Ki-Hun HAN, Jae-Ho HUR, Dong-Gyu SIM, Seoung-Jun OH
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Publication number: 20230290795Abstract: An image sensor includes a charge accumulation region having a first conductivity type and disposed in a substrate, a charge storage region having the first conductivity type and disposed in the substrate to be laterally spaced apart from the charge accumulation region, a transfer gate electrode disposed on a channel region between the charge accumulation region and the charge storage region to transfer a charge from the charge accumulation region to the charge storage region, a first well region having a second conductivity type and disposed below the charge storage region to inhibit a charge generated below the charge storage region from being moved to the charge storage region, and a second well region having the second conductivity type and disposed below a portion of one side of the first well region adjacent to a neighboring image cell.Type: ApplicationFiled: March 7, 2023Publication date: September 14, 2023Inventors: Man Lyun HA, Jong Min KIM, Dong Jun OH
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Patent number: 11640965Abstract: An image sensor includes a substrate having a first conductivity type, a first charge accumulation region disposed in the substrate and having a second conductivity type, a second charge accumulation region connected with the first charge accumulation region, having the second conductivity type and extending downward from an edge of the first charge accumulation region, a pinning region disposed on the first charge accumulation region and having the first conductivity type, a floating diffusion region spaced laterally from the pinning region, a channel region disposed between the pinning region and the floating diffusion region, and a gate structure disposed on the channel region.Type: GrantFiled: October 21, 2020Date of Patent: May 2, 2023Assignee: DB HITEK CO., LTD.Inventors: Dong Jun Oh, Jong Min Kim, Man Lyun Ha, Jae Hyun Kim
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Patent number: 11603870Abstract: A rotary actuator may include a first holder in which a fluid injecting portion is formed, a second holder rotatably coupled to the first holder, a flexible body fixed to the first holder and the second holder and configured to expand as a fluid is injected through the first holder, and a plurality of fibers radially disposed in a spiral shape at the flexible body and configured to rotate the flexible body when the flexible body expands.Type: GrantFiled: February 15, 2022Date of Patent: March 14, 2023Assignee: Research & Business Foundation Sungkyunkwan UniversityInventors: Ja Choon Koo, Young Min Lee, Dong Jun Oh, Hyung Pil Moon, Hyouk Ryeol Choi
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Publication number: 20230008050Abstract: An image sensor includes at least one image cell having a photodiode disposed in a substrate, a charge storage region disposed in the substrate to be spaced apart from the photodiode, a transfer gate electrode disposed on a channel region between the photodiode and the charge storage region to transfer a charge from the photodiode to the charge storage region, and a dummy pattern disposed on the substrate and configured to inhibit light from being introduced into the charge storage region from an adjacent image cell.Type: ApplicationFiled: June 30, 2022Publication date: January 12, 2023Inventors: Jong Min KIM, Dong Jun OH
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Publication number: 20230005974Abstract: An image sensor includes a charge accumulation region disposed in a substrate and having a first conductivity type, a charge storage region disposed in the substrate to be spaced apart from the charge accumulation region and having the first conductivity type, a transfer gate electrode disposed on a channel region between the charge accumulation region and the charge storage region to transfer a charge from the charge accumulation region to the charge storage region, and a well region having a second conductivity type and disposed below the charge storage region to inhibit a charge generated below the charge storage region from being moved to the charge storage region.Type: ApplicationFiled: June 30, 2022Publication date: January 5, 2023Inventors: Dong Jun OH, Jong Min KIM
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Publication number: 20220260096Abstract: A rotary actuator may include a first holder in which a fluid injecting portion is formed, a second holder rotatably coupled to the first holder, a flexible body fixed to the first holder and the second holder and configured to expand as a fluid is injected through the first holder, and a plurality of fibers radially disposed in a spiral shape at the flexible body and configured to rotate the flexible body when the flexible body expands.Type: ApplicationFiled: February 15, 2022Publication date: August 18, 2022Applicant: RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITYInventors: Ja Choon KOO, Young Min LEE, Dong Jun OH, Hyung Pil MOON, Hyouk Ryeol CHOI
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Publication number: 20210118923Abstract: An image sensor includes a substrate having a first conductivity type, a first charge accumulation region disposed in the substrate and having a second conductivity type, a second charge accumulation region connected with the first charge accumulation region, having the second conductivity type and extending downward from an edge of the first charge accumulation region, a pinning region disposed on the first charge accumulation region and having the first conductivity type, a floating diffusion region spaced laterally from the pinning region, a channel region disposed between the pinning region and the floating diffusion region, and a gate structure disposed on the channel region.Type: ApplicationFiled: October 21, 2020Publication date: April 22, 2021Inventors: Dong Jun OH, Jong Min KIM, Man Lyun HA, Jae Hyun KIM
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Patent number: 9728854Abstract: An antenna device that uses an exterior metal frame is provided. The antenna includes a Printed Circuit Board (PCB); a plurality of segment-type exterior metal frames spaced apart from the PCB; a feeding portion connected to one metal frame of the plurality of segment-type exterior metal frames; and a slit located between the PCB and the one metal frame, wherein the one metal frame fed through the feeding portion operates with radiation, or the slit operates with radiator, or another exterior metal frame fed through the feeding portion operates with radiation.Type: GrantFiled: September 2, 2015Date of Patent: August 8, 2017Assignee: Samsung Electronics Co., LtdInventors: Jae-Hyung Kim, Jong-Suk Kim, Tae-Gyu Kim, Jin-Kyu Bang, Dong-Jun Oh, Kyung-Bae Ko, Dong-Hwan Kim, Ki-Young Chang
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Publication number: 20160064820Abstract: An antenna device that uses an exterior metal frame is provided. The antenna includes a Printed Circuit Board (PCB); a plurality of segment-type exterior metal frames spaced apart from the PCB; a feeding portion connected to one metal frame of the plurality of segment-type exterior metal frames; and a slit located between the PCB and the one metal frame, wherein the one metal frame fed through the feeding portion operates with radiation, or the slit operates with radiator, or another exterior metal frame fed through the feeding portion operates with radiation.Type: ApplicationFiled: September 2, 2015Publication date: March 3, 2016Inventors: Jae-Hyung KIM, Jong-Suk KIM, Tae-Gyu KIM, Jin-Kyu BANG, Dong-Jun OH, Kyung-Bae KO, Dong-Hwan KIM, Ki-Young CHANG
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Patent number: 8336840Abstract: There is provided a braking device for braking a support member, which connects a main body of an equipment at one end thereof and a sub-body of the equipment at an opposite end thereof. Such a device includes a support bracket, a shaft, first and second plates, a pressing member, and a movable member. The support bracket is mounted on the main body of the equipment. The shaft is connected at both ends on the main body of the equipment. The first plates are disposed around the shaft and movable relative to the shaft. The second plates are disposed around the shaft and alternately positioned between the first plates. The pressing member presses the first and second plates in a braked position. The first and second plates are spaced apart from one another in an unbraked position. The movable member moves the pressing member between the braked and unbraked positions.Type: GrantFiled: November 18, 2009Date of Patent: December 25, 2012Assignee: Medison Co., Ltd.Inventors: Jung Sik Song, Dong Jun Oh, Ghi Young Kim
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Publication number: 20100123057Abstract: There is provided a braking device for braking a support member, which connects a main body of an equipment at one end thereof and a sub-body of the equipment at an opposite end thereof. Such a device includes a support bracket, a shaft, first and second plates, a pressing member, and a movable member. The support bracket is mounted on the main body of the equipment. The shaft is connected at both ends on the main body of the equipment. The first plates are disposed around the shaft and movable relative to the shaft. The second plates are disposed around the shaft and alternately positioned between the first plates. The pressing member presses the first and second plates in a braked position. The first and second plates are spaced apart from one another in an unbraked position. The movable member moves the pressing member between the braked and unbraked positions.Type: ApplicationFiled: November 18, 2009Publication date: May 20, 2010Inventors: Jung Sik Song, Dong Jun Oh, Ghi Young Kim