Patents by Inventor WOOK CHUNG

WOOK CHUNG 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).

  • Patent number: 9996919
    Abstract: Provided is a method and apparatus for segmenting airways and pulmonary lobes. An image processing apparatus obtains a first candidate region of an airway from a three-dimensional (3D) human body image by using a region growing method, obtains a second candidate region of the airway based on a directionality of a change in signal intensity of voxels belonging to a lung region segmented from the 3D human body image, segments an airway region by removing noise based on similarity of a directionality of a change in signal intensity of voxels belonging to a third candidate region acquired by combining together the first and second candidate regions.
    Type: Grant
    Filed: June 5, 2014
    Date of Patent: June 12, 2018
    Assignee: SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION
    Inventors: Sang Joon Park, Jin Mo Goo, Jin Wook Chung, Doo Hee Lee, Yang Wook Kim
  • Patent number: 9963211
    Abstract: Provided are a propulsion device for a ship and a ship including the same. The propulsion device for the ship includes: a rear propeller fixed to a rotation shaft; a front propeller that is rotatably supported on the rotation shaft in the front of the rear propeller; at least one bearing interposed in at least one of spaces between a hub of the front propeller and the rotation shaft and between the rotation shaft and a ship body; and an inverse rotation unit that inverts rotation of the rotation shaft, transfers the inverted rotation to the front propeller and includes a gearbox that is accommodated in an installation space formed in a tail of the ship body in a state in which a plurality of gears for implementing inversion of the front propeller are embedded, wherein at least one measurement unit for measuring operating states of the at least one bearing is mounted to the rotation shaft.
    Type: Grant
    Filed: April 26, 2013
    Date of Patent: May 8, 2018
    Assignee: SAMSUNG HEAVY IND. CO., LTD.
    Inventors: Se-Myun Oh, Dong-Hyun Lee, Hyun-Sang Park, Sung-Wook Chung, Jae-Kwon Jung, Nam-Yong Heo
  • Publication number: 20180069696
    Abstract: An encrypted data management method according to one embodiment of the present invention can comprise the steps of: receiving data classified into at least two data types and encrypted for each classified data type by different methods; storing the received data; and performing a search in the stored data.
    Type: Application
    Filed: June 8, 2015
    Publication date: March 8, 2018
    Applicant: SAMSUNG SDS CO., LTD.
    Inventors: In Seon YOO, Min Hyeok CHOE, Yeong Seok PARK, Jae Wook CHUNG
  • Publication number: 20180055469
    Abstract: A method of processing a medical image includes acquiring a three-dimensional (3D) medical image indicating a blood vessel and a two-dimensional (2D) medical image indicating the blood vessel, determining a blood vessel area in the 3D medical image corresponding to a partial area of the blood vessel in the 2D medical image, and matching the blood vessel area with the partial area in the 2D medical image.
    Type: Application
    Filed: February 17, 2016
    Publication date: March 1, 2018
    Inventors: Woo-hyun NAM, Yong-sup PARK, Yeong-gil SHIN, Jae-sung LEE, Jin-wook CHUNG, Ji-hye KIM, Yong-geun LEE
  • Patent number: 9905739
    Abstract: A semiconductor light emitting device may include a light emitting package. A light emitting package may include a light emitting stack including a sequential stack of a first conductivity type semiconductor layer, an active layer, and a second conductivity type semiconductor layer. An encapsulation layer may at least partially surround the second conductivity type semiconductor layer, and a wavelength conversion layer may cover the first conductivity type semiconductor layer. One or more of the encapsulation layer and the wavelength conversion layer may have a greater coefficient of thermal expansion (CTE) than a GaN-based compound semiconductor. The semiconductor light emitting device may include a stress applying structure that may apply a tensile stress to the light emitting stack. The light emitting stack may have reduced thermal droop at an operation temperature and improved luminous efficiency.
    Type: Grant
    Filed: November 2, 2016
    Date of Patent: February 27, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jin-wook Chung, Jung-jin Kim, Pun-jae Choi, Si-han Kim, Sung-don Gang, Ah-young Woo
  • Publication number: 20180039993
    Abstract: A method includes initiating, by a first computing device, ownership acquisition of a good from a second computing device using a digital exchange item. The method further includes determining, by the second or a third computing device, whether a first warranty is applicable to the good. When the first warranty is applicable, the method further includes obtaining, by the second and/or the third computing device, a representation of the first warranty. The method further includes executing, by the second and/or the third computing device, the ownership acquisition of the good by the first computing device using the digital exchange item, wherein the executing includes updating a digital chain of custody of the digital exchange item. The method further includes updating, by the second and/or the third computing device, the digital chain of custody to include affiliation of the first warranty to the good and to the first computing device's user.
    Type: Application
    Filed: August 2, 2017
    Publication date: February 8, 2018
    Applicant: Raise Marketplace Inc.
    Inventors: Terrence Donnelly Rossi, Jamil A. Merali, Dong Wook Chung
  • Patent number: 9887332
    Abstract: A semiconductor light-emitting device package includes: a light-emitting structure having a first surface, a second surface opposite to the first surface and side surfaces disposed between the first and the second surfaces, the light-emitting structure comprising a first light-emitting laminate and a second light-emitting laminate, each of the first and the second light emitting laminates including: a first conductivity-type semiconductor layer; an active layer, and a second conductivity-type semiconductor layer, an interconnector provided on the second surface of the light-emitting structure and configured to electrically connect the first and the second light-emitting laminates; a metal guide surrounding the side surfaces of the light-emitting structure; and an encapsulant surrounding the metal guide and the second and the side surfaces of the light-emitting structure and exposing the first surface of the light-emitting structure.
    Type: Grant
    Filed: February 29, 2016
    Date of Patent: February 6, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Pun Jae Choi, Geun Woo Ko, Yong Min Kwon, Ah Young Woo, Jun Ho Lee, Jin Wook Chung
  • Publication number: 20170358763
    Abstract: The present invention relates to a flexible substrate and a method of manufacturing same and, more particularly, to a flexible substrate and a method of manufacturing same, the flexible substrate having high flexibility, high transparency, and high conductivity, so as to be able to improve the quality of a flexible display device to which it is applied. To this end, the present invention provides a flexible substrate and a method of manufacturing same, the flexible substrate characterized by comprising: a flexible base material; an ITO thin film formed on the flexible base material; and a plurality of nano particles discontinuously distributed within the ITO thin film.
    Type: Application
    Filed: September 7, 2015
    Publication date: December 14, 2017
    Applicant: Corning Precision Materials Co., Ltd.
    Inventors: Jin Wook Chung, Min Seok Kim, Hong Yoon
  • Patent number: 9837825
    Abstract: A transmitter for transmitting wireless power and a wireless power transmitting system having the same in the present invention includes at least one helical or spiral type coil in which one end thereof is in a grounded state and the other end is in the air, wherein the coil wirelessly transmits the power by resonance. The present invention has simpler structure and operates with low frequencies as compared with the existing wireless power transmitting scheme using magnetic resonance, thereby to enhance the efficiency of the power transfer, to reduce the cost for system building, and to easily implement a transmitting section with the multi-channel.
    Type: Grant
    Filed: March 18, 2013
    Date of Patent: December 5, 2017
    Assignee: INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY
    Inventors: Chin-Wook Chung, Jin-Young Bang
  • Publication number: 20170327688
    Abstract: A thermoplastic resin composition of the present invention comprises: a thermoplastic resin comprising a (meth)acrylic resin and an aromatic vinyl-based resin; and a siloxane compound represented by the chemical formula 1. The thermoplastic resin composition has excellent scratch resistance, mar resistance, colorability, appearance characteristics and the like.
    Type: Application
    Filed: November 3, 2015
    Publication date: November 16, 2017
    Inventors: Byeong Yeol KIM, Yoen Kyoung KIM, Dong Hyun PARK, Yeon Wook CHUNG, Dong Hui CHU, Young Chul KWON, Kang Yeol PARK
  • Patent number: 9783551
    Abstract: Provided are a pyranochromenyl phenol derivative, a pharmaceutically acceptable salt thereof, or a solvate thereof. Also provided is a pharmaceutical composition for preventing or treating metabolic syndrome or inflammatory disease comprising same. The present invention is efficacious in preventing or treating metabolic syndrome or inflammatory disease and is chemically stable.
    Type: Grant
    Filed: December 23, 2014
    Date of Patent: October 10, 2017
    Assignee: Glaceum Inc.
    Inventors: Sang Ku Yoo, Jin Wook Chung, In Geun Jo, Jeong Ho Im, Ku Suk Kang, Jin Young Kim
  • Patent number: 9754770
    Abstract: To diagnose plasma in a plasma space, a plurality of floating probes are installed at a plurality of points, respectively, in a plasma space. An electron density ratio at each of the points is calculated by measuring a first probe current of each of the floating probes, the probe current including a DC component. A point ion density and a point electron temperature at each of the points are calculated by measuring a second probe current of each of the floating probes before the electron density ratio is calculated, the second probe current excluding the DC component.
    Type: Grant
    Filed: March 7, 2014
    Date of Patent: September 5, 2017
    Assignees: Samsung Electronics Co., Ltd., Industry-University Cooperation Foundation Hanyang University
    Inventors: Kyung-Yub Jeon, Jeong-Yun Lee, Chin-Wook Chung
  • Publication number: 20170190895
    Abstract: A thermoplastic resin composition and a molded article produced using the same. The thermoplastic resin composition includes: a styrene-based copolymer resin; a rubber-modified acrylic graft copolymer; a silicone compound-containing branched copolymer; glass fibers; and metal particles, wherein a weight ratio of the branched copolymer to the glass fibers ranges from about 1:1 to about 6:1.
    Type: Application
    Filed: December 29, 2016
    Publication date: July 6, 2017
    Inventors: Min Kyoung HAM, Young Chul KWON, Yeon Wook CHUNG, Dong Hui CHU
  • Patent number: 9694887
    Abstract: Disclosed are a propulsion device for a ship and a ship having same. The propulsion device, according to an embodiment of the present invention, comprises: a rear propeller fixed to a driveshaft; a front propeller positioned in front of the rear propeller, and supported rotably on the driveshaft; and a counter rotation device for reversing and transmitting the rotation of the driveshaft to the front propeller; a motor for rotating the driveshaft; and an housing, which extends from to the lower part of the hull, and which is installed so as to envelope the counter rotation device and the motor.
    Type: Grant
    Filed: September 23, 2011
    Date of Patent: July 4, 2017
    Assignee: Samsung Heavy Ind. Co., Ltd.
    Inventors: Jin Suk Lee, Ji Nam Kim, Hyun Sang Park, Hyung Gil Park, Kwang Jun Paik, Dong Hyun Lee, Tae Goo Lee, Sung Wook Chung, Tetsuji Hoshino, Jong Soo Seo, Seung Myun Hwangbo
  • Publication number: 20170133563
    Abstract: A semiconductor light emitting device may include a light emitting package. A light emitting package may include a light emitting stack including a sequential stack of a first conductivity type semiconductor layer, an active layer, and a second conductivity type semiconductor layer. An encapsulation layer may at least partially surround the second conductivity type semiconductor layer, and a wavelength conversion layer may cover the first conductivity type semiconductor layer. One or more of the encapsulation layer and the wavelength conversion layer may have a greater coefficient of thermal expansion (CTE) than a GaN-based compound semiconductor. The semiconductor light emitting device may include a stress applying structure that may apply a tensile stress to the light emitting stack. The light emitting stack may have reduced thermal droop at an operation temperature and improved luminous efficiency.
    Type: Application
    Filed: November 2, 2016
    Publication date: May 11, 2017
    Applicant: Samsung Electronics Co. , Ltd.
    Inventors: JIN-WOOK CHUNG, Jung-jin KIM, Pun-jae CHOI, Si-han KIM, Sung-don GANG, Ah-young WOO
  • Publication number: 20170083280
    Abstract: A display apparatus and a method for controlling the display apparatus are provided. The display apparatus includes a display configured to display an image and a processor configured to determine a relative direction of an audio source with respect to a user by analyzing an audio signal that relates to the image, and to control the display to display a user interface element that corresponds to the audio source on an area that corresponds to the determined direction of the audio source.
    Type: Application
    Filed: September 19, 2016
    Publication date: March 23, 2017
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dong-hoon YU, Sang-hyurk PARK, Jae-wook CHUNG, Sung-duk CHO
  • Patent number: 9566596
    Abstract: A spray pump is provided where two seal caps are arranged in an upper portion and a lower portion within a cylinder housing so as to prevent the contents from leaking, the cylinder housing a wall surface with one or more leakage discharge holes so that the content which can be accumulated within the cylinder housing is discharged through the leakage discharge holes rather than a content flow path, thereby enabling an efficient operation.
    Type: Grant
    Filed: September 20, 2012
    Date of Patent: February 14, 2017
    Assignee: YONWOO CO., LTD.
    Inventors: Seong-Ho Kim, Chin Wook Chung, Cheol Ho Jang, Hyung Sub Lee, Woo Il Jo, Joong Cho Kook
  • Patent number: 9538407
    Abstract: A method of receiving control information in a wireless communication system includes receiving position information for searching at least one downlink control channel, a downlink control channel carrying control information of at least one user equipment, receiving multiplexed downlink control channel in which a plurality of downlink control channels are sequentially multiplexed and sequentially searching the downlink control channel on the multiplexed downlink control channel according to the position information. The number of detection attempts to detect its own control information can be reduced.
    Type: Grant
    Filed: December 2, 2014
    Date of Patent: January 3, 2017
    Assignee: LG Electronics Inc.
    Inventors: So Yeon Kim, Min Seok Oh, Ki Hyoung Cho, Seung Hyun Kang, Ji Ae Seok, Ji Wook Chung, Young Seob Lee
  • Publication number: 20160351767
    Abstract: A semiconductor light-emitting device package includes: a light-emitting structure having a first surface, a second surface opposite to the first surface and side surfaces disposed between the first and the second surfaces, the light-emitting structure comprising a first light-emitting laminate and a second light-emitting laminate, each of the first and the second light emitting laminates including: a first conductivity-type semiconductor layer; an active layer, and a second conductivity-type semiconductor layer, an interconnector provided on the second surface of the light-emitting structure and configured to electrically connect the first and the second light-emitting laminates; a metal guide surrounding the side surfaces of the light-emitting structure; and an encapsulant surrounding the metal guide and the second and the side surfaces of the light-emitting structure and exposing the first surface of the light-emitting structure.
    Type: Application
    Filed: February 29, 2016
    Publication date: December 1, 2016
    Inventors: Pun Jae CHOI, Geun Woo KO, Yong Min KWON, Ah Young WOO, Jun Ho LEE, Jin Wook CHUNG
  • Publication number: 20160332388
    Abstract: A method of forming a transparent 3D object and a transparent 3D object formed by the method are provided. A transparent 3D object may be formed as follows. An internal structure of a 3D object is printed using a 3D printer based on a 3D image file having information about an internal region of the 3D object, and a mold, designed to form the 3D object and divided into at least two regions, is printed using the 3D printer based on the 3D image file. Then, the internal structure is combined with an inner region of the mold, and a transparent material is supplied to the mold. After the transparent material hardens, a transparent 3D object is obtained by removing the mold.
    Type: Application
    Filed: May 9, 2016
    Publication date: November 17, 2016
    Inventors: Sang Joon PARK, Jin Wook CHUNG, Jin Mo GOO, Doo Hee LEE, Sang Youn LEE, Jung Hoon KIM