Patents by Inventor Young Beom Kim

Young Beom 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).

  • Publication number: 20210331380
    Abstract: A SLA 3D printer according to the present disclosure includes: a plurality of molding plates; at least one molding plate mover configured to control movement of the plurality of molding plates; at least one resin container in which the plurality of molding plates and photocurable liquid resin are accommodated; a light source configured to cure the liquid resin; and an optical path changer configured to change an optical path, wherein, when one of the plurality of molding plates is being moved by the at least one molding plate mover, the optical path changer changes the optical path so that another molding plate that is not being moved is irradiated with light from the light source.
    Type: Application
    Filed: December 1, 2017
    Publication date: October 28, 2021
    Applicant: HIX
    Inventors: Suk Hyun Seo, Won Hoe Kim, Seung Hwan Lim, Seon Ju Lee, Ha Rin Jun, Young Beom Kim, Sung Jin Lee
  • Publication number: 20210319935
    Abstract: Disclosed are a rare-earth permanent magnet having improved magnetic properties and a method of manufacturing the same. A method of manufacturing a rare-earth permanent magnet may include: preparing a mixed powder including i) a first alloy represented by R1aR2bBcMdFebal and ii) a second alloy represented by R2bBcMdFebal where R1 is one or two or more of La, Ce, and Y; R2 is a rare-earth element except for La, Ce, and Y; and M is a metal element; press-forming and sintering the prepared mixed powder in a magnetic field to prepare a sintered body; and performing a heat treatment based on diffusion temperature conditions of an R1 component and an R2 component contained in the prepared sintered body.
    Type: Application
    Filed: November 18, 2020
    Publication date: October 14, 2021
    Inventors: Do Hoon Kim, Hyung Ju Lee, Jae Hyuk Jang, Young Beom Kim, Dong Hwan Kim, Koon Seung Kong
  • Patent number: 10663540
    Abstract: A receiving coil for a magnetic resonance imaging (MRI) apparatus has a cylindrical form including ring-type support members or a cylinder-type support member having open ends, and at least one coil element connected to the support member(s). The receiving coil is configured to receive magnetic resonance signals.
    Type: Grant
    Filed: August 26, 2015
    Date of Patent: May 26, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young Beom Kim, Yeunchul Ryu
  • Patent number: 10488485
    Abstract: A magnetic resonance imaging (MRI) apparatus for obtaining a magnetic resonance (MR) image using a multi-echo pulse sequence including a plurality of repetition times, including a memory configured to store an MR signal obtained using the multi-echo pulse sequence, and an image processor configured to determine a plurality of echo times included in the plurality of repetition times to provide the multi-echo pulse sequence including the plurality of echo times during the plurality of repetition times, and to obtain the MR image, based on the MR signal, wherein the plurality of repetition times includes a first repetition time adjacent to a second repetition time, wherein the plurality of echo times includes a first echo time of the first repetition time, a second echo time of the first repetition time, a first echo time of the second repetition time, and a second echo time of the second repetition time.
    Type: Grant
    Filed: August 18, 2017
    Date of Patent: November 26, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Joon-sung Choi, Young-beom Kim
  • Patent number: 10012708
    Abstract: A magnetic resonance imaging (MRI) system includes a main magnet configured to generate a static magnetic field, a gradient coil configured to generate a gradient magnetic field, and a radio frequency (RF) coil arrangement including RF components corresponding to volumes representing target regions of a subject, each of the volumes including slices, each RF components including sets of RF coil elements, and each set of RE coil elements being configured to apply RF fields to a slice of the corresponding volume.
    Type: Grant
    Filed: February 3, 2014
    Date of Patent: July 3, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yeun-chul Ryu, Young-beom Kim, Jae-Mock Yi
  • Patent number: 9964618
    Abstract: A method of magnetic resonance imaging (MRI) includes applying radio frequency (RF) pulses including a plurality of frequency components and a selection gradient to a target to simultaneously excite a plurality of sub-volumes included in each of a plurality of groups, wherein neighboring sub-volumes of all sub-volumes constituting a volume of the target belong to different groups; acquiring magnetic resonance signals from the plurality of sub-volumes by performing 3D encoding on each of the excited sub-volumes; and reconstructing the acquired magnetic resonance signals into image data corresponding to each of the plurality of sub-volumes.
    Type: Grant
    Filed: October 22, 2013
    Date of Patent: May 8, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young Beom Kim, Yeunchul Ryu, Jong-bum Son, Jaemock Yi, Seong-deok Lee
  • Patent number: 9958523
    Abstract: A magnetic resonance imaging (MRI) method includes: applying radio-frequency (RF) pulses comprising a plurality of frequency components and a selection gradient to a subject to simultaneously excite a plurality of sub-volumes in each of a plurality of groups, wherein a plurality of sub-volumes making up a volume of the subject are divided into the plurality of groups so that any neighboring sub-volumes belong to different groups; performing three-dimensional (3D) encoding on each of the excited sub-volumes using a plurality of encoding methods; acquiring magnetic resonance signals from the encoded sub-volumes; and reconstructing the acquired magnetic resonance signals into image data corresponding to each of the encoded sub-volumes.
    Type: Grant
    Filed: November 13, 2013
    Date of Patent: May 1, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young Beom Kim, Yeunchul Ryu, Jaemock Yi
  • Publication number: 20180067183
    Abstract: A magnetic resonance imaging (MRI) apparatus for obtaining a magnetic resonance (MR) image using a multi-echo pulse sequence including a plurality of repetition times, including a memory configured to store an MR signal obtained using the multi-echo pulse sequence, and an image processor configured to determine a plurality of echo times included in the plurality of repetition times to provide the multi-echo pulse sequence including the plurality of echo times during the plurality of repetition times, and to obtain the MR image, based on the MR signal, wherein the plurality of repetition times includes a first repetition time adjacent to a second repetition time, wherein the plurality of echo times includes a first echo time of the first repetition time, a second echo time of the first repetition time, a first echo time of the second repetition time, and a second echo time of the second repetition time.
    Type: Application
    Filed: August 18, 2017
    Publication date: March 8, 2018
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Joon-sung CHOI, Young-beom KIM
  • Patent number: 9791528
    Abstract: A magnetic resonance imaging (MRI) method includes defining a plurality of sub-volumes so that each of the sub-volumes includes a plurality of sequential slices of a plurality of slices that make up a volume of a subject, wherein the sub-volumes are divided into a plurality of groups so that any neighboring sub-volumes belong to different groups; applying radio-frequency (RF) pulses including a plurality of frequency components and a selection gradient to the subject to simultaneously excite a plurality of sub-volumes in each of the groups; performing three-dimensional (3D) encoding on each of the excited sub-volumes so that only some slices of the plurality of slices in each of the excited sub-volumes are encoded in a slice direction; acquiring magnetic resonance signals from the encoded sub-volumes; and reconstructing the acquired magnetic resonance signals into image data corresponding to each of the plurality of slices in each of the encoded sub-volumes.
    Type: Grant
    Filed: November 8, 2013
    Date of Patent: October 17, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young Beom Kim, Yeunchul Ryu, Jaemock Yi
  • Patent number: 9696398
    Abstract: Provided is a magnetic resonance imaging and positron emission tomography (MRI-PET) system. The MRI-PET system includes a PET unit and a radiofrequency (RF) coil disposed within a gradient coil assembly.
    Type: Grant
    Filed: November 5, 2013
    Date of Patent: July 4, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yeun-chul Ryu, Tae-yong Song, Young-beom Kim, Jae-mock Yi, Seong-deok Lee
  • Patent number: 9696395
    Abstract: Provided are apparatuses and methods for magnetic resonance imaging (MRI). The magnetic resonance imaging (MRI) method includes applying radio frequency (RF) pulses to an object in a magnetic field, the RF pulses having different frequency bands for each of at least two types of nucleus in the object; applying predetermined pulse sequences for each type of nucleus to the object; receiving magnetic resonance signals emitted by each nucleus in response to the RF pulses and the predetermined pulse sequences; and generating an image of the object based on the received magnetic resonance signals.
    Type: Grant
    Filed: October 28, 2013
    Date of Patent: July 4, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young-beom Kim, Yeun-chul Ryu, Jae-mock Yi
  • Publication number: 20170131377
    Abstract: An MRI apparatus includes a controller configured to acquire, based on a gradient echo sequence, an MR signal from an object; and an image processor configured to acquire a first image corresponding to a time point when the MR signal has a largest phase variation, acquire a second image corresponding to a time point when the MR signal has a smallest phase variation, and obtain an arterial image including an artery of the object by using the first image and the second image.
    Type: Application
    Filed: November 10, 2016
    Publication date: May 11, 2017
    Applicants: SAMSUNG ELECTRONICS CO., LTD., KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Young-beom KIM, Hyun-wook PARK, Dong-chan KIM, Hyun-seok SEO, Ki-nam KWON, Jae-jin CHO
  • Patent number: 9625555
    Abstract: A method of shimming a magnetic field, includes applying radio frequency (RF) signals to an object, using a transceiver coil, and calibrating phase offsets of magnetic resonance signals acquired from the object through a receiver coil. The method further includes generating RF signals to be applied through the transceiver coil based on magnetic resonance signals acquired from the object through the transceiver coil and the calibrated magnetic resonance signals.
    Type: Grant
    Filed: August 21, 2013
    Date of Patent: April 18, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yeun-chul Ryu, Young-beom Kim, Seong-deok Lee, Jae-mock Yi
  • Patent number: 9618595
    Abstract: A method and apparatus for generating a magnetic resonance image including applying to a target first radio frequency (RF) pulses having phases and different frequencies to excite a plurality of sub-volumes constituting a volume of the target, and acquiring first magnetic resonance signals from the plurality of sub-volumes, and applying to the target second RF pulses having the same frequencies as the frequencies of the first RF pulses and phases at least one of which is different from the phases of the first RF pulses, and acquiring second magnetic resonance signals from the plurality of sub-volumes. Also, data may be generated based on the first and second magnetic resonance signals.
    Type: Grant
    Filed: October 23, 2013
    Date of Patent: April 11, 2017
    Assignees: Samsung Electronics Co., Ltd., Korea University Research and Business Foundation
    Inventors: Young Beom Kim, Yeunchul Ryu, Jaemock Yi, Chang-Hyun Oh
  • Patent number: 9606203
    Abstract: a radio frequency (RF) coil device includes a plurality of RF coil elements configured to generate an RF magnetic field, and a support member configured to support the plurality of RF coil elements so that at least one of the plurality of RF coil elements is movable.
    Type: Grant
    Filed: December 10, 2013
    Date of Patent: March 28, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yeunchul Ryu, Young Beom Kim, Jaemock Yi, Seong-deok Lee
  • Publication number: 20160084926
    Abstract: Provided is a receiving coil for a magnetic resonance imaging (MRI) apparatus, in which the receiving coil includes at least one coil element aligned that is not parallel to a central axis of the receiving coil. The receiving coil is provided in a cylindrical form including ring-type support members and a cylinder-type support member having open ends.
    Type: Application
    Filed: August 26, 2015
    Publication date: March 24, 2016
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Young Beom KIM, Yeunchul RYU
  • Patent number: 9207301
    Abstract: An apparatus and method for compensating for an artifact of higher order diffusion Magnetic Resonance Imaging (MRI) are provided. The apparatus includes a construction unit configured to construct a diffusion q-space matrix, a correction unit configured to correct an image shift in a phase encoding direction in the constructed diffusion q-space matrix, a reconstruction processing unit configured to reconstruct a q-space of a Diffusion Spectrum Imaging (DSI) based on the corrected image shift, and a tracking processing unit to process a DSI fiber tracking using the reconstructed q-space of the DSI.
    Type: Grant
    Filed: June 20, 2012
    Date of Patent: December 8, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young Beom Kim, Byung Kwan Park, Seong Deok Lee, Jae Mock Yi
  • Publication number: 20140232392
    Abstract: A method of shimming a magnetic field, includes applying radio frequency (RF) signals to an object, using a transceiver coil, and calibrating phase offsets of magnetic resonance signals acquired from the object through a receiver coil. The method further includes generating RF signals to be applied through the transceiver coil based on magnetic resonance signals acquired from the object through the transceiver coil and the calibrated magnetic resonance signals.
    Type: Application
    Filed: August 21, 2013
    Publication date: August 21, 2014
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Yeun-chul RYU, Young-beom KIM, Seong-deok LEE, Jae-mock YI
  • Publication number: 20140218033
    Abstract: A magnetic resonance imaging (MRI) system includes a main magnet configured to generate a static magnetic field, a gradient coil configured to generate a gradient magnetic field, and a radio frequency (RF) coil including a plurality of RF coils corresponding to volumes representing target regions of a subject.
    Type: Application
    Filed: February 3, 2014
    Publication date: August 7, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yeun-chul Ryu, Young-beom Kim, Jae-Mock Yi
  • Publication number: 20140221814
    Abstract: Provided is a magnetic resonance imaging and positron emission tomography (MRI-PET) system. The MRI-PET system includes a PET unit and a radiofrequency (RF) coil disposed within a gradient coil assembly.
    Type: Application
    Filed: November 5, 2013
    Publication date: August 7, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yeun-chul RYU, Tae-yong SONG, Young-beom KIM, Jae-mock YI, Seong-deok LEE