Patents by Inventor Seung-Yong Lee

Seung-Yong Lee 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).

  • Image analysis method for extracting feature of image and apparatus therefor
    Patent number: 10181086
    Abstract: An image analysis method for extracting features of an image and an apparatus for the same are disclosed. An image analysis method performed in an image analysis apparatus may comprise extracting a plurality of features for a plurality of sample images through a pre-learned model to extract features from the plurality of sample images; determining a plurality of target features representing final features to be extracted through the image analysis apparatus; encoding the plurality of features based on a probability distribution of the plurality of target features for the plurality of features; and analyzing a plurality of analysis target images based on the plurality of encoded features when the plurality of analysis target images are received.
    Type: Grant
    Filed: February 24, 2017
    Date of Patent: January 15, 2019
    Assignee: POSTECH ACADEMY-INDUSTRY FOUNDATION
    Inventors: Seung Yong Lee, Hui Jin Lee
  • Color-tunable up-conversion nanophosphor
    Patent number: 10167424
    Abstract: Provided are a nanophosphor and a silica composite including the nanophosphor. The nanophosphor has a core/first shell/second shell structure or a core/first shell/second shell/third shell structure, wherein the core includes a Yb3+-doped fluoride-based nanoparticle, the first shell is an up-conversion shell including a Yb3+ and Tm3+-codoped fluoride-based crystalline composition, the second shell is a fluoride-based emission shell, and the third shell is an outermost crystalline shell.
    Type: Grant
    Filed: November 30, 2016
    Date of Patent: January 1, 2019
    Assignee: Korea Institute of Science and Technology
    Inventors: Ho Seong Jang, Joon Soo Han, So Hye Cho, Seung Yong Lee
  • Core/double shell structured red light-emitting upconversion nanophosphors
    Patent number: 10159758
    Abstract: Provided is a nanophosphor having a core/double shell structure, the nanophosphor including a upconversion core including a Yb3+, Ho3+, and Ce3+? co-doped fluoride-based nanophosphor represented by Formula 1; a first shell surrounding at least a portion of the upconversion core, and comprising a Nd3+ and Yb3+ co-doped fluoride-based crystalline composition represented by Formula 2; and a second shell surrounding at least a portion of the first shell, and having paramagnetic properties represented by Formula 3.
    Type: Grant
    Filed: January 15, 2018
    Date of Patent: December 25, 2018
    Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Ho Seong Jang, So Hye Cho, Seung Yong Lee, A Ra Hong
  • System and method for tracking location of worker
    Patent number: 10154378
    Abstract: Provided is a system for tracking locations of workers. In the system, a first mobile terminal of a first worker located in a coverage area of an anchor node may perform wireless communication with the anchor node to operate in a tracking mode of tracking a location of the first worker, and a second mobile terminal of a second worker located outside the coverage area of the anchor node may perform wireless communication with the first mobile terminal entering a virtual perimeter to track a location of the second worker.
    Type: Grant
    Filed: November 22, 2016
    Date of Patent: December 11, 2018
    Assignee: Electronics and Telecommunications Research Institute
    Inventor: Seung Yong Lee
  • Water-insoluble metal hydrate containing an alkali metal and preparation methods thereof
    Patent number: 10144868
    Abstract: The present invention relates to a novel method for preparing a water-insoluble metal hydroxide, and a use thereof. The water-insoluble metal hydroxide of the present invention is conveniently and efficiently prepared s through the high-temperature heat treatment step two times and the washing step, and thus contains a small amount of an alkali metal and has a high crystallinity and a phase purity. The water-insoluble metal hydroxide of the present invention or metal oxide therefrom exhibits an absorption wavelength at a low wavelength range (for example, 490 nm or less) and a light emitting wavelength at a high wavelength range (for example, from 500 nm or more to less than 1,100 nm).
    Type: Grant
    Filed: November 24, 2014
    Date of Patent: December 4, 2018
    Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: So Hye Cho, Seung Yong Lee, Khan Sovann, Jong Ku Park, Sun Jin Kim, Ho Seong Jang
  • Fluidized bed system having sparger capable of minimizing blockage by solids and controlling method thereof
    Patent number: 10143986
    Abstract: The present invention relates to a fluidized bed system having a sparger capable of minimizing a blockage by solids and controlling method thereof.
    Type: Grant
    Filed: August 29, 2017
    Date of Patent: December 4, 2018
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Ho-Jung Ryu, Dal-hee Bae, Sung-ho Jo, Seung-yong Lee, Chang-keun Yi, Gyoung-tae Jin, Do-won Shun, Jae-hyeon Park, Young Cheol Park, Jong-ho Moon, Hyo Jin Lee, Do Yeon Lee, Dong-ho Lee, Jeom In Baek
  • CORE/DOUBLE SHELL STRUCTURED RED LIGHT-EMITTING UPCONVERSION NANOPHOSPHORS
    Publication number: 20180303959
    Abstract: Provided is a nanophosphor having a core/double shell structure, the nanophosphor including a upconversion core including a Yb3+, Ho3+, and Ce3+? co-doped fluoride-based nanophosphor represented by Formula 1; a first shell surrounding at least a portion of the upconversion core, and comprising a Nd3+ and Yb3+ co-doped fluoride-based crystalline composition represented by Formula 2; and a second shell surrounding at least a portion of the first shell, and having paramagnetic properties represented by Formula 3.
    Type: Application
    Filed: January 15, 2018
    Publication date: October 25, 2018
    Inventors: Ho Seong JANG, So Hye CHO, Seung Yong LEE, A Ra HONG
  • CHEMICAL LOOPING COMBUSTOR USING MAGNETIC OXYGEN CARRIER PARTICLES AND LOOP SEAL EQUIPPED WITH MAGNETIC SEPARATOR
    Publication number: 20180283682
    Abstract: The present invention relates to a CLC and operation method thereof equipped with a loop seal separator using magnetic oxygen carrier particles and a magnetic separator. And more particularly, the present invention relates to a loop seal separator using magnetic oxygen carrier particles and a magnetic separator, wherein the loop seal separator comprises a duct into which the ash and magnetic oxygen carrier particles, discharged from a reducer, flow; a magnetic separator to separate the ash from the magnetic oxygen carrier particles, flowing into the duct, by magnetic material; an ash discharge pipe to discharge the ash, separated by the magnetic separator; and an oxygen-carrier-particle discharge pipe to encourage the magnetic oxygen carrier particles, separated by the magnetic separator, to flow into an oxidizer.
    Type: Application
    Filed: April 27, 2017
    Publication date: October 4, 2018
    Applicant: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Ho-Jung RYU, Keun-hee HAN, Gyoung-tae JIN, Chang-keun YI, Do-won SHUN, Jae-hyeon PARK, Dal-hee BAE, Sung-ho JO, Seung-yong LEE, Young Cheol PARK, Jong-ho MOON, Do Yeon LEE, Hyo Jin LEE, Dong-ho LEE, Jeom In BAEK
  • FLUIDIZED BED SYSTEM HAVING SPARGER CAPABLE OF MINIMIZING BLOCKAGE BY SOLIDS AND CONTROLLING METHOD THEREOF
    Publication number: 20180272304
    Abstract: The present invention relates to a fluidized bed system having a sparger capable of minimizing a blockage by solids and controlling method thereof.
    Type: Application
    Filed: August 29, 2017
    Publication date: September 27, 2018
    Applicant: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Ho-Jung RYU, Dal-hee BAE, Sung-ho JO, Seung-yong LEE, Chang-keun YI, Gyoung-tae JIN, Do-won SHUN, Jae-hyeon PARK, Young Cheol PARK, Jong-ho MOON, Hyo Jin LEE, Do Yeon LEE, Dong-ho LEE, Jeom In BAEK
  • High temperature dry desulfurization system and method using multi regeneration reactor
    Patent number: 10046968
    Abstract: A desulfurization system removes sulfur ingredients included in synthetic gas generated from gasification of coal in a high temperature dry state. The system includes a desulfurization reactor, a desulfurization cyclone, and first and second regeneration reactors branched with the desulfurization cyclone. A first oxidizing agent is injected to a first oxidizing agent inlet of the first regeneration reactor, and a second oxidizing agent is injected to a second oxidizing agent inlet of the second regeneration reactor. A controller operates one of the first and second regeneration reactors in a regeneration mode, controlling the other to operate in a desulfurization mode.
    Type: Grant
    Filed: August 10, 2016
    Date of Patent: August 14, 2018
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Ho-jung Ryu, Dong-ho Lee, Gyoung-tae Jin, Do-won Shun, Chang-keun Yi, Jae-hyeon Park, Dal-hee Bae, Sung-ho Jo, Seung-yong Lee, Young Cheol Park, Jong-ho Moon, Hyo Jin Lee, Jeom In Baek
  • IMAGE ANALYSIS METHOD FOR EXTRACTING FEATURE OF IMAGE AND APPARATUS THEREFOR
    Publication number: 20180197032
    Abstract: An image analysis method for extracting features of an image and an apparatus for the same are disclosed. An image analysis method performed in an image analysis apparatus may comprise extracting a plurality of features for a plurality of sample images through a pre-learned model to extract features from the plurality of sample images; determining a plurality of target features representing final features to be extracted through the image analysis apparatus; encoding the plurality of features based on a probability distribution of the plurality of target features for the plurality of features; and analyzing a plurality of analysis target images based on the plurality of encoded features when the plurality of analysis target images are received.
    Type: Application
    Filed: February 24, 2017
    Publication date: July 12, 2018
    Inventors: Seung Yong LEE, Hui Jin LEE
  • CATALYST FOR SYNTHESIS OF HYDROGEN PEROXIDE AND SYNTHESIS OF HYDROGEN PEROXIDE USING SAME
    Publication number: 20180193821
    Abstract: Provided is a catalyst for synthesizing hydrogen peroxide as represented by the following Chemical Formula 1: RhxAg(1-x),??[Chemical Formula 1] where 0<x<1.
    Type: Application
    Filed: October 6, 2017
    Publication date: July 12, 2018
    Inventors: Seung Yong LEE, Sang Soo HAN, Hyo Bin NAM, Kwan Young LEE, So Hye CHO, Ho Seong JANG
  • IMAGE PROCESSING APPARATUS AND METHOD
    Publication number: 20180197278
    Abstract: Disclosed are an image processing apparatus and an image processing method. The image processing method performed in the image processing apparatus comprises receiving a blurred image; generating an intermediate image from the blurred image, the intermediate image including artifacts with less sensitivity to changes in a blur kernel than the blurred image; and generating a first corrected image by removing the artifacts of the intermediate image using an artifact removal model. Therefore, it is made possible to learn how to remove artifacts of the intermediate image without the image processing apparatus learning a direct deconvolution method.
    Type: Application
    Filed: February 23, 2017
    Publication date: July 12, 2018
    Inventors: Seung Yong LEE, Hyeong Seok SON
  • System and method for preventing catalyst from overheating
    Patent number: 9963400
    Abstract: A system for preventing a catalyst from overheating is provided. The system includes: a first reactor filled with a catalyst at least in part and configured to receive reaction gas and produce product gas; and a second reactor configured to cool a catalyst discharged from the first reactor. The catalyst is circulated between the first reactor and the second reactor by injecting the catalyst cooled in the second reactor into the first rector.
    Type: Grant
    Filed: August 26, 2016
    Date of Patent: May 8, 2018
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Ho-jung Ryu, Dong-ho Lee, Gyoung-tae Jin, Do-won Shun, Chang-keun Yi, Jae-hyeon Park, Dal-hee Bae, Sung-ho Jo, Seung-yong Lee, YoungCheol Park, Jong-ho Moon, Ji-bong Joo
  • METHOD FOR OUTPUTTING SCREEN ACCORDING TO FORCE INPUT AND ELECTRONIC DEVICE SUPPORTING THE SAME
    Publication number: 20180074697
    Abstract: An electronic device is provided that includes a memory, a display that detects a force input based on an external pressure, and a processor electrically coupled with the memory and the display. The processor executes an application that is operable corresponding to the force input, controls to store history information in the memory on use of the electronic device, the history information being related to a forcing point, to which the force input is applied, on an execution screen of the application, and controls to output via the display the history information to an area adjacent to the forcing point if the force input to the forcing point occurs.
    Type: Application
    Filed: September 13, 2017
    Publication date: March 15, 2018
    Inventors: Hye Won KIM, Dong Kyun KANG, Kyung Hwa KIM, Na Hye KIM, Woo Hyun KIM, Ju Young KIM, Mi Ji PARK, Sung Won PARK, Ji Yeon SUNG, Dong Jin EUN, Seung Yong LEE, Jae Han LEE, Jin A. LEE, Min Young CHANG, Kyung Lim CHOI, Seung Pyo HONG, Jee Yeun WANG, Ah Young KIM, Jun Ho CHOI, Dae Hong KI, Hee Woon KIM, Wan Je PARK, Sung Chan BAE, Jung Eui SEO
  • System and method for transferring a session between multiple clients
    Patent number: 9906603
    Abstract: A method for transferring a session between clients is provided when one user uses multiple clients on a service (for example, Push to talk over Cellular (PoC), Instant Messaging (IM), Converged-Internet Protocol (IP) Messaging (CPM)) providing system implemented through a Session Initiation Protocol (SIP)/IP core network. A session transfer method is provided when the user needs to transfer a session to another client while the session is performed through one client. A temporary storing technique is used in which a conversation server or client as one of elements of a seamless CPM system for providing a seamless user environment temporarily stores data transmitted from another user during session transfer.
    Type: Grant
    Filed: July 1, 2014
    Date of Patent: February 27, 2018
    Assignees: Samsung Electronics Co., Ltd, Seoul National University Industry Foundation
    Inventors: Hyeon-Sang Eom, Sung-Jin Park, Seung-Yong Lee, Kyung-Tak Lee
  • METHOD AND DEVICE FOR FILTERING TEXTURE, USING PATCH SHIFT
    Publication number: 20180033156
    Abstract: Disclosed is a method and device for filtering texture, using a patch shift. A patch-based texture filtering method for removing texture from an image comprises the steps of: distinguishing a structure edge from patches for each pixel of an input image; and performing a patch shift for the patches of each pixel, on the basis of structure edge information of each of the patches to select a representative patch of each pixel. Accordingly, the method can generate a result image in which texture has been automatically and completely removed from a piece of the input image.
    Type: Application
    Filed: January 13, 2016
    Publication date: February 1, 2018
    Inventors: Seung Yong LEE, Hyun Joon LEE, Hyung Woo KANG, Ho Jin CHO
  • COLOR-TUNABLE UP-CONVERSION NANOPHOSPHOR
    Publication number: 20180016497
    Abstract: Provided are a nanophosphor and a silica composite including the nanophosphor. The nanophosphor has a core/first shell/second shell structure or a core/first shell/second shell/third shell structure, wherein the core includes a Yb3+-doped fluoride-based nanoparticle, the first shell is an up-conversion shell including a Yb3+ and Tm3+-codoped fluoride-based crystalline composition, the second shell is a fluoride-based emission shell, and the third shell is an outermost crystalline shell.
    Type: Application
    Filed: November 30, 2016
    Publication date: January 18, 2018
    Applicant: Korea Institute of Science and Technology
    Inventors: Ho Seong JANG, Joon Soo HAN, So Hye CHO, Seung Yong LEE
  • MULTI-DRIVE APPARATUS FOR PHASE SHIFTERS
    Publication number: 20170373392
    Abstract: A multi-drive apparatus for phase shifters is disclosed. The disclosed multi-drive apparatus for phase shifters includes: a main-axle gear; a multiple number of output shafts each connected to a phase shifter; a multiple number of output gears coupled with the output shafts; and a cam part having the output shafts arranged on its upper surface, where at least one recess is formed in the upper surface of the cam part, and when at least one of the output shafts is inserted into the recess according to a movement of the cam part, then an output gear coupled with the output shaft inserted into the recess engages the main-axle gear. With the disclosed multi-drive apparatus, it is possible to drive multiple phase shifters using just two motors.
    Type: Application
    Filed: June 20, 2017
    Publication date: December 28, 2017
    Inventors: Byung Hwan KIM, Seung Yong LEE, Gun Seok OH, Shin Gyo HAN, Jung Wook LEE
  • APPARATUS AND METHOD FOR MEASURING HEIGHT OF SOLID BED IN HIGH-TEMPERATURE AND HIGH-PRESSURE FLUIDIZED BED SYSTEM
    Publication number: 20170268768
    Abstract: Disclosed are an apparatus and a method for measuring the height of a solid bed in a high-temperature and high-pressure fluidized bed system, and a fluidized bed system having the solid bed height measuring apparatus. The solid bed height measuring apparatus includes a lower pressure probe mounted at an upper side as high as a first height from a gas distributor of a fluidized bed reactor to measure pressure of the mounted location, and a middle pressure probe mounted at an upper side as high as a second height from the lower probe to measure pressure of the mounted location. An upper pressure probe is mounted at the top of the fluidized bed reactor to measure the inside pressure of the fluidized bed reactor. First and second differential pressure gauges are used for measuring differential pressures.
    Type: Application
    Filed: April 20, 2016
    Publication date: September 21, 2017
    Inventors: Ho-jung RYU, Dong-ho LEE, Gyoung-tae JIN, Do-won SHUN, Chang-keun YI, Jae-hyeon PARK, Dal-hee BAE, Sung-ho JO, Seung-yong LEE, Young Cheol PARK, Jong-ho MOON