Patents by Inventor Chang-min Park
Chang-min Park 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: 20240123760Abstract: A method for manufacturing a vehicle wheel includes: a casting process of manufacturing the wheel in a one-piece body having a forming end and a temporary flange protruding at inner and outer sides of the wheel, respectively, wherein the one-piece body further includes a resonance chamber forming groove; a primary shape machining process of forming a stepped part at an outer circumferential side of the resonance chamber forming groove; a flow forming process of bending the forming end to be seated on the stepped part; a friction stir welding process of integrally bonding a portion where the forming end and the stepped part are in close contact with each other; a fine machining process of removing the temporary flange; and a sound-absorbing hole machining process of forming a sound-absorbing hole for communicating between the resonance chamber and an interior space of a tire in the forming end.Type: ApplicationFiled: December 26, 2023Publication date: April 18, 2024Applicants: Hyundai Motor Company, KIA CORPORATION, Hyundai Sungwoo Casting Co., Ltd.Inventors: Jun Min LEE, Young Chan KIM, Min Soo KIM, Young Rae JO, Young Il KIM, Sang Bum PARK, Chang Hak YOO
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Patent number: 11961223Abstract: An apparatus for predicting performance of a wheel in a vehicle: includes a learning device that generates a latent space for a plurality of two-dimensional (2D) wheel images based on a convolutional autoencoder (CAE), extracts a predetermined number of the plurality of 2D wheel images from the latent space, and learns a dataset having the plurality of 2D wheel images and performance values corresponding to the plurality of 2D wheel images; and a controller that predicts performance for the plurality of 2D wheel images based on a performance prediction model obtained by the learning device.Type: GrantFiled: April 20, 2021Date of Patent: April 16, 2024Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, SOOKMYUNG WOMEN'S UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Jong Ho Park, Chang Gon Kim, Chul Woo Jung, Sang Min Lee, Min Kyoo Kang, Ji Un Lee, Kwang Hyeon Hwang, Nam Woo Kang, So Young Yoo, Seong Sin Kim, Sung Hee Lee
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Publication number: 20240118196Abstract: In the case of a gas in which several gases are mixed, a type and concentration of the gas may be incorrectly measured when measured using only an optical band-pass filter. The invention of the present application is directed to providing a technology in which a plurality of broadband band-pass filters having overlapping regions are provided to calculate a magnitude of absorption for each wavelength band for light passing through each broadband band-pass filter, thereby identifying the presence of a gas of interest and the presence of a gas other than the gas of interest.Type: ApplicationFiled: September 8, 2023Publication date: April 11, 2024Inventors: Cheol Woo NAM, Byung Yul MOON, Eung Yul KIM, Jae Hwan KIM, Chun Ho SHIN, Kwang Hun PARK, Myun Gu CHOI, Chang Hwang CHOI, Yong Geol KIM, Jae Min JEON
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Patent number: 11956712Abstract: Electronic device includes first wireless communication interface; second wireless communication interface; and controller.Type: GrantFiled: January 10, 2022Date of Patent: April 9, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Yong-woo Lee, Chang-heon Yoon, Jong-min Kim, Sang-hun Park, Sung-min So, Wha-seob Sim, Se-young Oh
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Patent number: 11936052Abstract: Provided is a fluorine-doped tin oxide support, a platinum catalyst for a fuel cell having the same, and a method for producing the same. Also described is a high electrical conductivity and electrochemical durability by doping fluorine to the tin oxide-based support through an electrospinning process. Thus, while resolving a degradation issue of the carbon support in the conventional commercially available platinum/carbon (Pt/C) catalyst, what is designed is to minimize an electrochemical elution of dopant or tin, which is a limitation of the tin oxide support itself and has excellent performance as a catalyst for a fuel cell.Type: GrantFiled: April 16, 2020Date of Patent: March 19, 2024Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Jin Young Kim, Jong Min Kim, Hee-Young Park, So Young Lee, Hyun Seo Park, Sung Jong Yoo, Jong Hyun Jang, Hyoung-Juhn Kim, Chang Won Yoon, Jonghee Han
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Publication number: 20240086603Abstract: A method of reinforcement learning of a neural network device for generating a verification vector for verifying a circuit design comprising a circuit block includes inputting a test vector to the circuit block, generating one or more rewards based on a coverage corresponding to the test vector, the coverage being determined based on a state transition of the circuit block based on the test vector, and applying the one or more rewards to a reinforcement learning.Type: ApplicationFiled: November 16, 2023Publication date: March 14, 2024Applicant: SAMSUNG ELECTRONICS CO, LTD.Inventors: In HUH, Jeong-hoon KO, Hyo-jin CHOI, Seung-ju KIM, Chang-wook JEONG, Joon-wan CHAI, Kwang-II PARK, Youn-sik PARK, Hyun-sun PARK, Young-min OH, Jun-haeng LEE, Tae-ho LEE
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Publication number: 20240079258Abstract: Disclosed in the present document is an apparatus for aligning a semiconductor chip for packaging according to an embodiment, the apparatus may include a radiation source configured to irradiate a plurality of semiconductor chips with radiation; the plurality of semiconductor chips vertically disposed with respect to the ground; a radiation sensor configured to detect the radiation that has penetrated the plurality of semiconductor chips; and an alignment unit configured to align and bond the plurality of semiconductor chips based on detection information acquired by the radiation sensor.Type: ApplicationFiled: September 1, 2023Publication date: March 7, 2024Inventors: Chang Goo KANG, Jeong Min PARK, Su Jin KIM
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Patent number: 11908223Abstract: A display device includes a display panel; a metal plate and a filling member disposed on a same layer on a bottom surface of the display panel and that include different materials; a fingerprint sensor disposed on a bottom surface of the filling member and that overlaps the filling member; and a member-sensor bonding member disposed between the fingerprint sensor and the filling member and that bonds the fingerprint sensor to the filling member. At least a part of a side surface of the filling member and a side surface of the metal plate are spaced apart from each other with an air gap therebetween.Type: GrantFiled: June 29, 2021Date of Patent: February 20, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Kwang Hyun Baek, Ji Hun Ryu, Chang Min Park, Jeong An Hong
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Publication number: 20230280798Abstract: A foldable display device, includes: a flexible display module including a first non-bendable portion, a second non-bendable portion spaced from the first non-bendable portion in a first direction, and a bendable portion disposed between the first non-bendable portion and the second non-bendable portion; and a support disposed on the flexible display module, the support including a patterned portion having a first pattern and a second pattern alternatively disposed along a second direction intersecting the first direction, wherein the first pattern includes a first discontinuity having a first shape, and the second pattern includes a second discontinuity having a second shape different from the first shape.Type: ApplicationFiled: April 20, 2023Publication date: September 7, 2023Inventor: Chang Min PARK
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Patent number: 11733739Abstract: A foldable display apparatus includes a flexible display panel, a first plate and a second plate that support the flexible display panel and are disposed in a same plane when the foldable display apparatus is in an unfolded state, and a hinge assembly coupled to the first plate and the second plate such that the first plate rotates about a first rotation axis and at the same time the second plate rotates about a second rotation axis. The first rotation axis and the second rotation axis are located on or above surfaces of the first and second plates in the unfolded state.Type: GrantFiled: July 21, 2020Date of Patent: August 22, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventor: Chang Min Park
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Patent number: 11709555Abstract: A smart pen including: a body part; a nib part at an end of the body part; a code detection unit for receiving light reflected from a display panel and the nib part, wherein the light reflected from the display panel and the nib part is used to detect shape data for code patterns of the display panel; and a code processor for generating coordinate data based on the shape data and transmitting the coordinate data to a main processor for driving the display panel based on the coordinate data.Type: GrantFiled: April 7, 2022Date of Patent: July 25, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Won Sang Park, Ju Yeon Kim, Chang Min Park, Chang Woo Shim, Gi Na Yoo, Seong Jun Lee
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Publication number: 20230229247Abstract: A smart pen includes a body, a pen tip portion at an end of the body, and including a pen tip extending in a first direction, a pen tip support configured to support the pen tip, and a reflector on one surface of the pen tip support, and having a curvature, and a light emitter supported by the body, configured to emit light, and inclined at an angle with respect to the first direction.Type: ApplicationFiled: October 14, 2022Publication date: July 20, 2023Inventors: Ivan MAIDANCHUK, Chang Min PARK, Kyu Shik SHIN, Jin Yong SIM
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Publication number: 20230190938Abstract: One aspect of the disclosure relates to a cargo delivery system comprising an autophagy targeting ligand and a target-binding ligand. In one aspect of the disclosure, by comprising an autophagy targeting ligand, cargo, which is a target-binding ligand that specifically binds to a target, is delivered to the p62 protein and autophagy is activated, so that depending on the type of target-binding ligand used, a target to be degraded can be selectively and directly removed. Accordingly, the cargo delivery system according to an aspect of the disclosure may be used in pharmaceutical compositions or food compositions for preventing, alimerating, and treating various diseases.Type: ApplicationFiled: February 15, 2023Publication date: June 22, 2023Applicants: SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION, PROTECH CO., LTD., AUTOTAC INC.Inventors: Yong Tae Kwon, Chang Hoon Ji, Srinivasrao Ganipisetti, Hee Yeon Kim, Su Ran Mun, Chan Hoon Jung, Eui Jung Jung, Ki Woon Sung, Hyun Tae Kim, Jeong Eun Na, Eun Hye Jeong, Ji Eun Lee, Min Ju Lee, Chang Min Park, Su Jin Kim
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Patent number: 11662780Abstract: A foldable display device, includes: a flexible display module including a first non-bendable portion, a second non-bendable portion spaced from the first non-bendable portion in a first direction, and a bendable portion disposed between the first non-bendable portion and the second non-bendable portion; and a support disposed on the flexible display module, the support including a patterned portion having a first pattern and a second pattern alternatively disposed along a second direction intersecting the first direction, wherein the first pattern includes a first discontinuity having a first shape, and the second pattern includes a second discontinuity having a second shape different from the first shape.Type: GrantFiled: January 27, 2021Date of Patent: May 30, 2023Assignee: Samsung Display Co., Ltd.Inventor: Chang Min Park
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Publication number: 20230143220Abstract: The present disclosure relates to a smart pen and a display device using the same, in which a reflective light reception rate may be enhanced through a light output structure to increase a code pattern and code information recognition rate of a display panel. According to an embodiment of the disclosure, smart pen comprising a body portion, a pen tip portion formed on one end of the body portion to form a path of light emitted from a light emitting portion in an end direction at one side, a code detector detecting shape data for code patterns by applying light to the pen tip portion and receiving light reflected from a display panel and the pen tip portion, and a code processor generating coordinate data by using the shape data and transmitting the coordinate data to a main processor for driving the display panel.Type: ApplicationFiled: June 29, 2022Publication date: May 11, 2023Inventors: CHANG MIN PARK, Jin Yong SIM, Ivan MAIDANCHUK, Won Sang PARK, Kyu Shik SHIN, Seong Jun LEE
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Publication number: 20230129667Abstract: Some embodiments of the present disclosure provide a pneumothorax detection method performed by a computing device. The method may comprise obtaining predicted pneumothorax information, predicted tube information, and a predicted spinal baseline with respect to an input image from a trained pneumothorax prediction model; determining at least one pneumothorax representative position for the predicted pneumothorax information and at least one tube representative position for the predicted tube information, in a prediction image in which the predicted pneumothorax information and the predicted tube information are displayed; dividing the prediction image into a first region and a second region by the predicted spinal baseline; and determining a region in which the at least one pneumothorax representative position and the at least one tube representative position exist among the first region and the second region.Type: ApplicationFiled: December 22, 2022Publication date: April 27, 2023Inventors: Min Chul KIM, Chang Min Park, Eui Jin Hwang
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Patent number: 11609606Abstract: A display apparatus includes a display panel which is foldable at a folding area thereof; a foldable support which faces the display panel and is foldable together with the display panel; an elastic sheet between the foldable support and the display panel; a lower adhesive layer which is between the foldable support and the elastic sheet, and attaches the foldable support to the elastic sheet; and an upper adhesive layer which is between the elastic sheet and the display panel and attaches the elastic sheet to the display panel. Each of the foldable support, the elastic sheet, the lower adhesive layer and the upper adhesive layer is disconnected at the folding area.Type: GrantFiled: September 4, 2020Date of Patent: March 21, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Man Sik Myeong, Heung Seok Go, Chang Min Park, Gil Jae Choi
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Publication number: 20230083248Abstract: A smart pen including: a body part; a nib part at an end of the body part; a code detection unit for receiving light reflected from a display panel and the nib part, wherein the light reflected from the display panel and the nib part is used to detect shape data for code patterns of the display panel; and a code processor for generating coordinate data based on the shape data and transmitting the coordinate data to a main processor for driving the display panel based on the coordinate data.Type: ApplicationFiled: April 7, 2022Publication date: March 16, 2023Inventors: Won Sang Park, Ju Yeon Kim, Chang Min Park, Chang Woo Shim, Gi Na Yoo, Seong Jun Lee
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Patent number: 11564650Abstract: Some embodiments of the present disclosure provide a pneumothorax detection method performed by a computing device. The method may comprise obtaining predicted pneumothorax information, predicted tube information, and a predicted spinal baseline with respect to an input image from a trained pneumothorax prediction model; determining at least one pneumothorax representative position for the predicted pneumothorax information and at least one tube representative position for the predicted tube information, in a prediction image in which the predicted pneumothorax information and the predicted tube information are displayed; dividing the prediction image into a first region and a second region by the predicted spinal baseline; and determining a region in which the at least one pneumothorax representative position and the at least one tube representative position exist among the first region and the second region.Type: GrantFiled: November 12, 2019Date of Patent: January 31, 2023Assignees: LUNIT INC., SEOUL NATIONAL UNIVERSITY HOSPITALInventors: Min Chul Kim, Chang Min Park, Eui Jin Hwang
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Publication number: 20230028740Abstract: An apparatus according to the present disclosure may acquire connection information generated based on a resident registration number of the user and order information for an order of the user, may transmit the connection information to a card company server, may acquire first card information of the user determined based on the connection information, the first card information including one or more card replacement numbers, may transmit second card information to a terminal of the user, may acquire information indicating a first card used to pay for the order among one or more cards included in the second card information, may transmit a card replacement number for the first card to the card company server, may acquire approval information for approving payment for the order by the first card, and may pay for the order based on the approval information.Type: ApplicationFiled: July 18, 2022Publication date: January 26, 2023Inventors: Chang Min PARK, Dai Suk JANG