Patents by Inventor Kyu Choi

Kyu 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).

  • Publication number: 20210334350
    Abstract: A processor-implemented method of performing authentication includes obtaining a first biometric information of a user according to a first modality; calculating a first score based on the first biometric information; filtering the first score; determining whether the filtered first score satisfies a second condition; and selectively, based on a result of the determining, authenticating the user based on the first score and a first condition corresponding to the first modality. The second condition is different from the first condition.
    Type: Application
    Filed: June 28, 2021
    Publication date: October 28, 2021
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jihye KIM, Seungju HAN, Jaejoon HAN, Chang Kyu CHOI
  • Publication number: 20210335513
    Abstract: The present disclosure provides a solidifying method of a radionuclide. The solidifying method of the radionuclide includes operations of: providing a low melting point glass including Bi2O3, B2O3, ZnO and SiO2; providing a glass mixture mixing a mixture to be treated containing a hydroxide of radionuclide and BaSO4 and the low melting point glass; and heating the glass mixture.
    Type: Application
    Filed: April 27, 2020
    Publication date: October 28, 2021
    Inventors: Hee Chul Eun, Na On Chang, Seon Byeong Kim, Wang Kyu Choi, Sang Yoon Park, Hui Jun Won, Man Soo Choi, Byung Seon Choi, Jei Kwon Moon, Chong Hun Jung, Song Bok Lee, Sang Hun Lee, Bum Kyoung Seo
  • Patent number: 11157760
    Abstract: A processor-implemented liveness test method includes detecting a face region in a query image, the query image including a test object for a liveness test, determining a liveness test condition to be applied to the test object among at least one liveness test condition for at least one registered user registered in a registration database, determining at least one test region in the query image based on the detected face region and the determined liveness test condition, obtaining feature data of the test object from image data of the determined at least one test region using a neural network-based feature extractor, and determining a result of the liveness test based on the obtained feature data and registered feature data registered in the registration database and corresponding to the determined liveness test condition.
    Type: Grant
    Filed: December 19, 2018
    Date of Patent: October 26, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Youngjun Kwak, Byung In Yoo, Youngsung Kim, Chang Kyu Choi, Jaejoon Han
  • Publication number: 20210317836
    Abstract: A fan motor for a vacuum cleaner includes a motor mount defining a cooling flow path inlet, an impeller, an impeller cover defining an air inlet, an air discharge opening defined at the motor mount and configured to discharge air to an outer space of the motor mount, and a cooling flow path outlet defined vertically above the motor mount. The cooling flow path inlet is configured to introduce air from the outer space of the motor mount into an inner space of the motor mount to cool the motor part, and the cooling flow path outlet is configured to discharge air from the inner space of the motor mount toward a space that is defined between the impeller and the air discharge opening based on the space between the impeller and the air discharge opening having a lower pressure than the inner space of the motor mount.
    Type: Application
    Filed: June 23, 2021
    Publication date: October 14, 2021
    Inventors: Jeong Ho LEE, Seong-Jae KIM, Seung Jo BAEK, Young Gyu JUNG, Hak Kyu CHOI, Seong-Ho CHO
  • Publication number: 20210310080
    Abstract: This disclosure relates to a composition for diagnosing cancer by using potassium channel proteins; to a kit for diagnosing cancer comprising the composition; and to an information providing method for diagnosing cancer. Specifically, the composition or kit for diagnosing cancer provided in this disclosure may be used to diagnose the onset of cancer regardless of its type, by measuring the expression levels of potassium channels, KCa3.1 channel and KCa2.3 channel, or a regulator thereof from vascular endothelial cells treated with a sample of a subject, or from red blood cells isolated from the subject, and thus can be widely utilized in determining the stages of progression (growth, metastasis, prognosis, and recurrence) of various cancers.
    Type: Application
    Filed: June 22, 2021
    Publication date: October 7, 2021
    Inventors: Suk Hyo SUH, Shin Kyu CHOI, Ji Aee KIM
  • Patent number: 11127687
    Abstract: A semiconductor package includes a lower module and an upper module stacked on the lower module. Each of the lower module and the upper module includes a semiconductor chip, an interposing bridge, an encapsulant, and a redistributed line (RDL). The interposing bridge is configured to include a first through via and a second through via. The upper module is laterally offset, relative to the lower module, by an array pitch of the first and second through vias such that the first through via of the upper module overlaps with and is connected to the second through via of the lower module.
    Type: Grant
    Filed: June 17, 2020
    Date of Patent: September 21, 2021
    Assignee: SK hynix Inc.
    Inventor: Bok Kyu Choi
  • Patent number: 11127722
    Abstract: A stack package includes sub-packages vertically stacked. Each of the sub-packages includes a semiconductor chip having a power pad and a signal pad, a first interposer bridge having a signal through via and a second power through via, and a second interposer bridge having a first power through via. Each of the sub-packages further includes a signal redistributed layer pattern extending to electrically connect the signal pad to a signal connection part and a power redistributed layer pattern to electrically connect the power pad to the first and second power through vias. An upper sub-package of the sub-packages is rotated relative to a lower sub-package, and the rotated upper sub-package is stacked on a lower sub-package of the sub-packages.
    Type: Grant
    Filed: June 4, 2020
    Date of Patent: September 21, 2021
    Assignee: SK hynix Inc.
    Inventor: Bok Kyu Choi
  • Publication number: 20210280937
    Abstract: A battery module includes: a plurality of secondary battery cells; and a housing unit having an internal space in which the plurality of secondary battery cells are accommodated and including a plate member extending a flame or gas path.
    Type: Application
    Filed: March 5, 2021
    Publication date: September 9, 2021
    Inventors: Seo Roh RHEE, Seung Hoon JU, Sol San SON, Ha Chul JEONG, Yang Kyu CHOI, Ha Neul CHOI
  • Publication number: 20210280398
    Abstract: A support unit includes a first plate on which a substrate is seated, a second plate located under the first plate, a third plate located under the second plate, a ground electrode disposed between the first plate and the second plate, and a heater electrode disposed between the second plate and the third plate. The first plate includes a first dielectric plate, a conductive plate disposed under the first dielectric plate, and a second dielectric plate disposed under the conductive plate.
    Type: Application
    Filed: March 5, 2021
    Publication date: September 9, 2021
    Inventors: Seungjun Oh, Su Hyung Lee, Hyun Kyu Choi, Jin Woo Choi, Jungyoon Yang
  • Patent number: 11114362
    Abstract: A stacked semiconductor package includes a first die, a second die stacked on a surface of the first die, a heat dissipation layer disposed on the surface, a heat insulation layer disposed on the surface to cover the heat dissipation layer and the first die, a heat sink disposed on the second die, and a heat conduction structure spaced apart from the second die in a lateral direction on the surface to connect the heat dissipation layer to the heat sink.
    Type: Grant
    Filed: October 30, 2019
    Date of Patent: September 7, 2021
    Assignee: SK hynix Inc.
    Inventors: Bok Kyu Choi, Jong Hoon Kim, Ki Bum Kim
  • Publication number: 20210265307
    Abstract: A semiconductor package includes a plurality of stack modules which are vertically stacked. Each of the stack modules includes an interposing bridge, a semiconductor dies, and redistribution lines. The stack modules are provided by rotating each of the stack modules by different rotation angles corresponding to multiples of a reference angle and by vertically stacking the rotated stack modules. The interposing bridge includes a plurality of sets of through vias, and each set of through vias includes through vias arrayed in a plurality of columns. The plurality of sets of through vias are disposed in respective ones of divided regions of the interposing bridge. If the plurality of sets of through vias are rotated by the reference angle, then the rotated through vias overlap with the plurality of sets of through vias which are originally located. The redistribution lines connect the semiconductor dies to the plurality of sets of through vias.
    Type: Application
    Filed: August 4, 2020
    Publication date: August 26, 2021
    Applicant: SK hynix Inc.
    Inventors: Bok Kyu CHOI, Kyoung Tae EUN
  • Publication number: 20210258677
    Abstract: Disclosed is a canal-type earphone having a pressure equilibrium structure. The canal-type earphone includes: a microspeaker including a frame, a magnetic circuit, a voice coil, and a diaphragm; an earphone housing including an accommodation space accommodating the microspeaker and a nozzle extending to one side of the accommodation space; a vent hole formed at the earphone housing, installed in at least one of portions located in front of the microspeaker in the nozzle and the accommodation space, and allowing air to flow outside and inside the earphone housing; and an eartip coupled to outside of the nozzle of the earphone housing.
    Type: Application
    Filed: February 16, 2021
    Publication date: August 19, 2021
    Inventors: Cheon Kyu Choi, You Lim Choi
  • Patent number: 11093780
    Abstract: At least some example embodiments disclose a device and a method for generating a synthetic image and a different-angled image and eliminating noise. The method may include receiving input images, extracting feature values corresponding to the input images using an image learning model, the image learning model permitting an input and an output to be identical and generating a synthetic image based on the feature values corresponding to the input images using the image learning model.
    Type: Grant
    Filed: June 11, 2019
    Date of Patent: August 17, 2021
    Assignees: SAMSUNG ELECTRONICS CO., LTD., KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Byungin Yoo, Jun Ho Yim, Jun Mo Kim, Hee Chul Jung, Chang Kyu Choi, Jaejoon Han
  • Patent number: 11093805
    Abstract: A method of recognizing a feature of an image may include receiving an input image including an object; extracting first feature information using a first layer of a neural network, the first feature information indicating a first feature corresponding to the input image among a plurality of first features; extracting second feature information using a second layer of the neural network, the second feature information indicating a second feature among a plurality of second features, the indicated second feature corresponding to the first feature information; and recognizing an element corresponding to the object based on the first feature information and the second feature information.
    Type: Grant
    Filed: May 30, 2019
    Date of Patent: August 17, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seungju Han, Sungjoo Suh, Jaejoon Han, Chang Kyu Choi
  • Patent number: 11085454
    Abstract: A fan motor for a vacuum cleaner includes a motor mount defining a cooling flow path inlet, an impeller, an impeller cover defining an air inlet, an air discharge opening defined at the motor mount and configured to discharge air to an outer space of the motor mount, and a cooling flow path outlet defined vertically above the motor mount. The cooling flow path inlet is configured to introduce air from the outer space of the motor mount into an inner space of the motor mount to cool the motor part, and the cooling flow path outlet is configured to discharge air from the inner space of the motor mount toward a space that is defined between the impeller and the air discharge opening based on the space between the impeller and the air discharge opening having a lower pressure than the inner space of the motor mount.
    Type: Grant
    Filed: March 16, 2018
    Date of Patent: August 10, 2021
    Assignee: LG Electronics Inc.
    Inventors: Jeong Ho Lee, Seong-Jae Kim, Seung Jo Baek, Young Gyu Jung, Hak Kyu Choi, Seong-Ho Cho
  • Publication number: 20210240810
    Abstract: A user verification apparatus may perform user verification using multiple biometric verifiers. The user verification apparatus may set a termination stage of one or more biometric verifiers. Multiple biometric verifiers may be used to generate outputs, for which separate termination stages are set to establish a particular combination of set termination stages associated with the multiple biometric verifiers, and the user verification apparatus may fuse outputs of the biometric verifiers based on the particular combination of set termination stages. The user verification apparatus may verify a user based on a result of the fusing, and an unlocking command signal may be generated based on the verifying. The unlocking command signal may be generated to selectively grant access, to the verified user, to one or more elements of a device. The device may be a vehicle.
    Type: Application
    Filed: April 26, 2021
    Publication date: August 5, 2021
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Sungjoo SUH, Seungju HAN, Jae-Joon HAN, Chang Kyu CHOI
  • Patent number: 11078908
    Abstract: A scroll compressor, and more particularly, to a scroll compressor including a communication groove which may decrease discharge resistance is provided. The scroll compressor may include a fixed scroll having a fixed end plate and a fixed wrap, and an orbiting scroll configured to perform an orbiting movement about the fixed scroll and having an orbiting end plate and an orbiting wrap. A communication groove in the form of a recessed groove may be formed in an inner surface of the orbiting end plate, and a refrigerant may flow through the communication groove according to a state in which the fixed wrap overlaps the communication groove such that there is an effect in that an opening efficiency of a discharge hole is improved at an initial stage of discharge.
    Type: Grant
    Filed: November 22, 2019
    Date of Patent: August 3, 2021
    Assignee: LG ELECTRONICS INC.
    Inventors: Yong Kyu Choi, Cheol Hwan Kim, Kangwook Lee, Jungsun Choi
  • Patent number: 11082474
    Abstract: A method for buffering data in an adaptive streaming service according to an embodiment of the present disclosure comprises the steps of: measuring a per-session throughput and an available bandwidth with respect to traffic generated from a streaming application; determining a number of multiple sessions based on the per-session throughput and the available bandwidth; determining a buffer size for pre-storing data based on a cache hit ratio of the streaming application; and generating at least one request message requesting data based on the number of multiple sessions and the buffer size, and transmitting the at least one request message to a server.
    Type: Grant
    Filed: March 3, 2017
    Date of Patent: August 3, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dae-Kyu Choi, Do-Jun Byun, Sin-Seok Seo, Hyeon-Hun Jung
  • Publication number: 20210225018
    Abstract: A depth estimation method and apparatus are provided. The depth estimation method includes obtaining an image from an image sensor comprising upper pixels, each comprising N sub-pixels, obtaining N sub-images respectively corresponding to the N sub-pixels from the image, obtaining a viewpoint difference between the N sub-images using a first neural network, and obtaining a depth map of the image based on the viewpoint difference using a second neural network.
    Type: Application
    Filed: January 12, 2021
    Publication date: July 22, 2021
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jiaqian YU, Jingtao XU, Yiwei CHEN, Byung In YOO, Chang Kyu CHOI, Hana LEE, Jaejoon HAN, Qiang WANG
  • Publication number: 20210224564
    Abstract: Disclosed is a target tracking method and apparatus. The target tracking apparatus includes a processor configured to obtain a first depth feature from a target region image and obtain a second depth feature from a search region image, obtain a global response diagram between the first depth feature and the second depth feature, acquire temporary bounding box information based on the global response diagram, updated the second depth feature based on the temporary bounding box information, obtain local feature blocks based on the first depth feature, obtain a local response diagram based on the local feature blocks and the updated second depth feature, and determine output bounding box information based on the local response diagram.
    Type: Application
    Filed: January 12, 2021
    Publication date: July 22, 2021
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jingtao XU, Jiaqian YU, Byung In YOO, Chang Kyu CHOI, Hyunjeong LEE, Hangkai TAN, Jaejoon HAN, Qiang WANG, Yiwei CHEN