Patents by Inventor Jae-Il Choi
Jae-Il Choi 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: 20240120276Abstract: A three-dimensional semiconductor integrated circuit device including an inter-die interface is provided. The device includes a top die including a plurality of micro cells provided on a top surface of the top die, a plurality of micro bumps provided on a bottom surface of the top die, and wiring patterns connecting the plurality of micro cells to the plurality of micro bumps; and a bottom die including a plurality of macro cells provided on a top surface thereof, wherein the plurality of macro cells are electrically connected to the plurality of micro bumps, respectively, wherein a size of a region in which the plurality of micro cells are provided is smaller than a size of a region in which the plurality of micro bumps are provided.Type: ApplicationFiled: July 27, 2023Publication date: April 11, 2024Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jae Seung CHOI, Byung-Su KIM, Bong Il PARK, Chang Seok KWAK, Sun Hee PARK, Sang Joon CHEON
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Patent number: 11949881Abstract: The present invention discloses an encoding apparatus using a Discrete Cosine Transform (DCT) scanning, which includes a mode selection means for selecting an optimal mode for intra prediction; an intra prediction means for performing intra prediction onto video inputted based on the mode selected in the mode selection means; a DCT and quantization means for performing DCT and quantization onto residual coefficients of a block outputted from the intra prediction means; and an entropy encoding means for performing entropy encoding onto DCT coefficients acquired from the DCT and quantization by using a scanning mode decided based on pixel similarity of the residual coefficients.Type: GrantFiled: April 1, 2021Date of Patent: April 2, 2024Assignees: Electronics and Telecommunications Research Institute, Kwangwoon University Research Institute for Industry Cooperation, Industry-Academia Cooperation Group of Sejong UniversityInventors: Se-Yoon Jeong, Hae-Chul Choi, Jeong-Il Seo, Seung-Kwon Beack, In-Seon Jang, Jae-Gon Kim, Kyung-Ae Moon, Dae-Young Jang, Jin-Woo Hong, Jin-Woong Kim, Yung-Lyul Lee, Dong-Gyu Sim, Seoung-Jun Oh, Chang-Beom Ahn, Dae-Yeon Kim, Dong-Kyun Kim
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Patent number: 11930858Abstract: An aerosol generating device according to an aspect comprises a main body that comprises a battery and a controller, a cartridge which is coupled to the main body and comprises a liquid storage that contains liquid composition and an atomization portion that generates an aerosol by heating the liquid composition contained in the liquid storage, and a cover that forms an inner space by being coupled to the main body such that the cartridge is arranged in the inner space, wherein the main body further comprises a light source that emits light toward an inside of the liquid storage, and the cover comprises a window hole through which light entitled from the light source toward the inside of the liquid storage is transmitted to the outside of the cover.Type: GrantFiled: October 6, 2020Date of Patent: March 19, 2024Assignee: KT&G CORPORATIONInventors: Hun Il Lim, Tae Hun Kim, Hyung Jin Jung, Jae Sung Choi, Jung Ho Han
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Publication number: 20240084145Abstract: Disclosed are a pearlescent pigment and a preparation method therefor, wherein the pigment has a multilayered structure including a low-refractive index material layer between high-refractive index material layers on a glass flake substrate and thus has high color intensity, various colors depending on the viewing angle, and an improved sparkling effect. The pearlescent pigment according to the present invention comprises: a glass flake substrate having a D10 value of 40-80 ?m, a D50 value of 160-250 ?m, and a D90 value of 350-600 ?m and a thickness of 500 nm or more; and a metal oxide layer coated on the substrate, the metal oxide layer having a structure of a first metal oxide layer/an intermediate oxide layer containing MgO·SiO2/a second metal oxide layer.Type: ApplicationFiled: June 28, 2022Publication date: March 14, 2024Inventors: Jae Il JEONG, Kwang Choong KANG, Byung Ki CHOI, Kwang Soo LIM, Kil Wan CHANG
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Publication number: 20230296585Abstract: Pancreatic cancer organoids prepared by a method of the present invention sufficiently reflect the interaction between cancer cells and endothelial cells, that is, cross-talk with the vascular niche, and thus they can show the characteristics of cancer-initiating cells (CICs) present in the organism environment, compared to conventional cancer organoids. Accordingly, the clinical applicability and reliability of the screened drug may be further remarkably increased.Type: ApplicationFiled: August 6, 2021Publication date: September 21, 2023Inventors: Jong Baeck Lim, Jae Il Choi, Joon Seong Park, Sung Ill Jang, Jae Hee Cho
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Patent number: 10517925Abstract: Provided are a composition including a Kang AI 1 (KAI1) polypeptide or a gene encoding the same, for inhibiting angiogenesis, and a use thereof, and more specifically, a composition including a KAI1 polypeptide or a gene encoding the same, for inhibiting angiogenesis, and a pharmaceutical composition for preventing and treating cancer. Further, KAI1, which is expressed in a pericyte rather than in an endotheliocyte, can inhibit angiogenesis by functioning as a negative angiogenic regulator, and thus the subject matter can inhibit angiogenesis due to a known angiogenesis factor by various methods such as a method using a supernatant in a pericyte which forcefully increases KAI1 or in which KAI1 is forcefully increased, a method using a KAI1 protein, or a method for inhibiting a Src-Pkc pathway provoking the degradation of KAI1. Further, the subject matter can identify the severity of a cancer patient by identifying the expression of KAI1 in a pericyte.Type: GrantFiled: May 4, 2016Date of Patent: December 31, 2019Assignee: SEOUL NATIONAL UNIVERSITY R & DB FOUNDATIONInventors: Hyo-Soo Kim, Jin Hur, Jae Il Choi
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Patent number: 10130660Abstract: The present application discloses a method for producing peripheral blood stem cells with improved angiogenic properties through EPO or APS priming, and a use thereof. The cells produced according to the method of the present application induce angiogenesis, and thus can be effectively used for the regeneration of, or recovery from, various diseases requiring facilitation of angiogenesis, such as ischemic diseases occurring in the muscle, brain, heart, kidney, or large intestine, e.g. tissue damage, cerebral infarction, stroke, reperfusion injury, myocardial infarction, congestive heart failure, peripheral vascular obstruction, cardiac hypertrophy, low heart contraction, low heart dilatation, maladaptive cardiomegaly, systolic heart failure, diastolic heart failure, hypertensive heart failure, artery or mitral valve diseases, heart blood vessels with pulmonary valve diseases, or ischemic heart blood vessels, caused by ischemia.Type: GrantFiled: June 5, 2014Date of Patent: November 20, 2018Assignee: SEOUL NATIONAL UNIVERSITY R&DB FOUNDATIONInventors: Young-Bae Park, Hyo-Soo Kim, Hyun-Jae Kang, Jin Hur, Jeehoon Kang, Jung-Kyu Han, Ji-Yeon Yun, Jae-Il Choi, Jin-A Kang
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Patent number: 10131232Abstract: A method for controlling braking force in a regenerative brake cooperation control system can maximally use regenerative braking force of a rear wheel simultaneously while improving vehicular braking stability by preventing the rear wheel from being locked earlier than a front wheel. The method includes controlling braking forces of the front wheel and the rear wheel by considering a distribution of total vehicular braking force including a coasting regenerative braking force in the regenerative brake cooperation control system in an eco-friendly vehicle which can perform regenerative braking in the rear wheel or both the front wheel and the rear wheel.Type: GrantFiled: November 30, 2016Date of Patent: November 20, 2018Assignee: Hyundai Motor CompanyInventors: Gab Bae Jeon, Sang Hyun Shim, Jae Il Choi, Yong Pil Kim
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Publication number: 20180153961Abstract: Provided is a composition including a KAI1 polypeptide or a gene encoding the same, for inhibiting angiogenesis, and a use thereof, and more specifically, a composition including a KAI1 polypeptide or a gene encoding the same, for inhibiting angiogenesis, and a pharmaceutical composition for preventing and treating cancer. Further, KAI1h, which is expressed in a pericyte rather than in an endotheliocyte, can inhibit angiogenesis by functioning as a negative angiogenic regulator, and thus the subject matter can inhibit angiogenesis due to a known angiogenesis factor by various methods such as a method using a supernatant in a pericyte which forcefully increases KAI1 or in which KAI1 is forcefully increased, a method using a KAI1 protein, or a method for inhibiting a Src-Pkc pathway provoking the degradation of KAI1. Further, the subject matter can identify the severity of a cancer patient by identifying the expression of KAI1 in a pericyte.Type: ApplicationFiled: May 4, 2016Publication date: June 7, 2018Applicant: SEOUL NATIONAL UNIVERSITY R & DB FOUNDATIONInventors: Hyo-Soo KIM, Jin HUR, Jae Il CHOI
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Publication number: 20180133257Abstract: Provided is a KAI1 protein controlling the cell cycle of a hematopoietic stem cell and a use thereof, and more specifically, a composition including a KAI1(CD82) polypeptide or a gene encoding the same for controlling the cell cycle of a hematopoietic stem cell, or a pharmaceutical composition for preventing or treating blood tumors. Further provided, KAI1(CD82) is expressed only in a hematopoietic stem cell (LT-HSC) which is the uppermost stem cell in the hierarchy of the hematopoietic stem cell, can obtain an LT-HSC with high purity using the KAI1, and thus can inhibit various side effects of hematopoietic stem cell transplantation by transplanting only an LT-HSC with high purity. In addition, KAI1 importantly acts on the quiescence of an LT-HSC, and has resistance against cell damage due to various stresses (5-FU, irradiation, etc.) by maintaining the quiescence of the LT-HSC.Type: ApplicationFiled: May 4, 2016Publication date: May 17, 2018Applicant: SEOUL NATIONAL UNIVERSITY R & DB FOUNDATIONInventors: Hyo-Soo KIM, Jin HUR, Jae Il CHOI
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Publication number: 20180086209Abstract: A method for controlling braking force in a regenerative brake cooperation control system can maximally use regenerative braking force of a rear wheel simultaneously while improving vehicular braking stability by preventing the rear wheel from being locked earlier than a front wheel. The method includes controlling braking forces of the front wheel and the rear wheel by considering a distribution of total vehicular braking force including a coasting regenerative braking force in the regenerative brake cooperation control system in an eco-friendly vehicle which can perform regenerative braking in the rear wheel or both the front wheel and the rear wheel.Type: ApplicationFiled: November 30, 2016Publication date: March 29, 2018Inventors: Gab Bae Jeon, Sang Hyun Shim, Jae Il Choi, Yong Pil Kim
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Publication number: 20160151419Abstract: The present application discloses a method for producing peripheral blood stem cells with improved angiogenic properties through EPO or APS priming, and a use thereof. The cells produced according to the method of the present application induce angiogenesis, and thus can be effectively used for the regeneration of, or recovery from, various diseases requiring facilitation of angiogenesis, such as ischemic diseases occurring in the muscle, brain, heart, kidney, or large intestine, e.g. tissue damage, cerebral infarction, stroke, reperfusion injury, myocardial infarction, congestive heart failure, peripheral vascular obstruction, cardiac hypertrophy, low heart contraction, low heart dilatation, maladaptive cardiomegaly, systolic heart failure, diastolic heart failure, hypertensive heart failure, artery or mitral valve diseases, heart blood vessels with pulmonary valve diseases, or ischemic heart blood vessels, caused by ischemia.Type: ApplicationFiled: June 5, 2014Publication date: June 2, 2016Inventors: Young-Bae PARK, Hyo-Soo KIM, Hyun-Jae KANG, Jin HUR, Jeehoon KANG, Jung-Kyu HAN, Ji-Yeon YUN, Jae-Il CHOI, Jin-A KANG
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Patent number: 9254829Abstract: A pushing force controlling apparatus for a pedal simulator that includes a simulator cylinder in which a first pipe and a second pipe extending from a master cylinder are connected to a front side and a rear side thereof, respectively. A first solenoid valve and a second solenoid valve are installed in the first pipe and the second pipe, respectively and a first piston and a second piston are disposed at a front side and a rear side of an interior of the simulator cylinder. A buffering member is installed between the first piston and the second piston, and pedal pushing force characteristics are controlled by variably setting a position of the second piston in the simulator cylinder using an amount of fluid provided from the master cylinder during an operation of a pedal.Type: GrantFiled: April 3, 2013Date of Patent: February 9, 2016Assignee: Hyundai Motor CompanyInventors: Gab Bae Jeon, Jae Il Choi
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Publication number: 20150157663Abstract: There are provided a pharmaceutical composition for treating immune-related diseases, a pharmaceutical composition for treating ischemic diseases, a pharmaceutical composition for promoting lymphangiogenesis, a pharmaceutical composition for treating neurological diseases, a pharmaceutical composition for treating metabolic diseases, and the like, which contain blood-born hematospheres, and more specifically, may differentiate into inflammatory mononuclear cells, vascular endothelial cells, vascular smooth muscle cells, lymphatic vessel adult stem cells and progenitor cells, neural progenitor cells and nerve cells, insulin secreting cells, and the like by effective 3D culturing using blood mononuclear cells. Therefore, the present invention is expected to be used for development of a cell therapeutic agent for various types of diseases.Type: ApplicationFiled: January 18, 2013Publication date: June 11, 2015Inventors: Young Bae Park, Hyo Soo Kim, Jin Hur, Jae Il Choi, Ji Yeon Yun
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Publication number: 20150123692Abstract: An apparatus for testing an electronic device may include a field programmable gate array (FPGA), a test board, a test channel and a loop channel. The electronic device may be electrically connected to the test board. The test channel may be electrically connected between the electronic device and the FPGA via the test board. The loop channel may extend from the FPGA, may be connected to the FPGA via the test board, and may be used to test the test board.Type: ApplicationFiled: June 24, 2014Publication date: May 7, 2015Inventors: Ki-Ryong Woo, Hyuck-Soo Jeon, Jae-Il Choi
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Publication number: 20140157771Abstract: A pushing force controlling apparatus for a pedal simulator that includes a simulator cylinder in which a first pipe and a second pipe extending from a master cylinder are connected to a front side and a rear side thereof, respectively. A first solenoid valve and a second solenoid valve are installed in the first pipe and the second pipe, respectively and a first piston and a second piston are disposed at a front side and a rear side of an interior of the simulator cylinder. A buffering member is installed between the first piston and the second piston, and pedal pushing force characteristics are controlled by variably setting a position of the second piston in the simulator cylinder using an amount of fluid provided from the master cylinder during an operation of a pedal.Type: ApplicationFiled: April 3, 2013Publication date: June 12, 2014Applicant: HYUNDAI MOTOR COMPANYInventors: Gab Bae Jeon, Jae Il Choi
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Patent number: 7748290Abstract: A parking lever includes a base plate, a parking lever rotatably mounted to the base plate and having a parking brake cable connected thereto, a ratchet disposed on the base plate, a pawl lever rotatably mounted to the parking lever, a button mounted to the parking lever, a rod operably connecting the button to the pawl lever, and a stopper mounted to the parking lever. The lever is moveable from a released state to a parking state in which the pawl lever is engaged with the ratchet. In one embodiment, the parking lever is not released by operation of only the button to prevent accidental release of the parking brake.Type: GrantFiled: August 16, 2005Date of Patent: July 6, 2010Assignee: Hyundai Motor CompanyInventor: Jae Il Choi
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Publication number: 20100066811Abstract: Provided are a stereo vision system and a control method thereof. A stereo vision system includes an image information extracting unit receiving left and right images of the left and right stereo cameras to extract color information for a brightness control of the images from the received images, an image preprocessing unit performing a process for reducing noises of the left and right images using the color information and a prestored calibration parameter, a stereo matching unit performing stereo matching of the left and right images processed by the image preprocessing unit through an algorithm to obtain a depth map, and a matching result measuring unit receiving the depth map obtained by the stereo matching unit to measure a matching degree, and changing the prestored calibration parameter according to a result of the measurement.Type: ApplicationFiled: January 29, 2009Publication date: March 18, 2010Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Ji Ho Chang, Seung Min Choi, Jae Il Choi, Dae Hwan Hwang
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Publication number: 20090209284Abstract: A robotic cellular phone is disclosed. The robotic cellular phone includes a self-environmental recognition function part, a mobility function part, and an emotion function part. The self-environmental recognition function part is for recognizing an external environment by a photo sensor for a sensing luminosity of a surrounding device; a temperature sensor for sensing temperatures of the surrounding device; and a touch sensor for sensing a touch between a human and the surrounding device. The mobility function part is for moving the antenna to an optimum location to increase a sending or receiving signal sensitivity and for opening and closing a folder by using a plurality of wheels formed on a part of rechargeable battery.Type: ApplicationFiled: December 5, 2003Publication date: August 20, 2009Inventors: Seung-Woo Kim, Jae-Il Choi, Yong-Rae Jung
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Patent number: D539335Type: GrantFiled: January 4, 2005Date of Patent: March 27, 2007Assignee: Samsung Electronics Co., Ltd.Inventors: Nam-Gon Jeon, Jae-Il Choi