Patents by Inventor Woong Choi

Woong 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).

  • Patent number: 11033505
    Abstract: The present invention relates to an oral complex preparation comprising: a capsule containing a fat-soluble first drug; and a solid preparation containing a second drug, the solid preparation being embedded into the capsule and including an oil-proof material coating layer on the surface thereof The oral complex preparation of the present invention prepared by embedding the solid preparation including the oil-proof material coating layer on the surface thereof and containing the second drug into the capsule containing the fat-soluble first drug enables two types of drug ingredients to be simultaneously administered.
    Type: Grant
    Filed: February 3, 2017
    Date of Patent: June 15, 2021
    Assignees: Korea United Pharm, Inc., United Science R&D Center
    Inventors: Yun Woong Choi, Dae Chul Ha, In Ho Kwon, Byung Jin Kim, Hee Yong Song, Min-Seok Kwon, Byung Gu Min, Sang Min Cho, Jae Sang Jang
  • Publication number: 20210158610
    Abstract: Disclosed is a method and device for generating terrain data for terrain analysis. The method may include identifying first data including (i) identification information indicating whether there is a structure in a predetermined area and the number of structures and (ii) a topographic altitude of the predetermined area, identifying, if there is a structure in the predetermined area, second data including a highest altitude of the structure and a depth of the structure, and mapping the first data and the second data to terrain data of the predetermined area.
    Type: Application
    Filed: January 8, 2020
    Publication date: May 27, 2021
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Sung Woong CHOI, Ho Kyung SON, Young Jun CHONG, Heon Jin HONG
  • Patent number: 11006725
    Abstract: The present invention disclosed herein relates to a bead discharge pump container, in particular, a bead discharge pump container, which has a cylinder-type pump structure having a check valve and designed by changing a check valve structure, a piton rod structure, a gap between a piston rod and a seal cap, and the like such that the bead contents are easily discharged without being burst.
    Type: Grant
    Filed: January 15, 2018
    Date of Patent: May 18, 2021
    Assignee: YONWOO CO., LTD.
    Inventors: Seo-Hui Jung, Sung-Woong Choi
  • Patent number: 11000481
    Abstract: The present invention relates to a composite preparation with various dosage forms comprising mosapride and rabeprazole. The composite preparation prepared according to the present invention allows rapid release of a drug without deteriorating its release by an interaction between mosapride and rabeprazole, thus exhibiting an improved drug release rate and bioavailability, while having excellent product stability and being capable of significantly lowering the amount of the excipient. Accordingly, the composite preparation of the present invention can improve patients' drug compliance due to the size of its dosage form.
    Type: Grant
    Filed: June 27, 2016
    Date of Patent: May 11, 2021
    Assignee: KOREA UNITED PHARM. INC.
    Inventors: Youn Woong Choi, Hee Yong Song, Dae-Chul Ha, Byung Jin Kim
  • Patent number: 11001956
    Abstract: A washing machine and a method for controlling the same are provided. The washing machine includes a first rotary tub, a first driver configured to rotate the first rotary tub, a second rotary tub, a second driver configured to rotate the second rotary tub, and at least one processor configured to control the first driver and the second driver in a manner that the first rotary tub and the second rotary tub rotate. If a rotation speed of the first rotary tub is equal to or higher than a first reference speed, the at least one processor controls the second driver such that a rotation speed of the second rotary tub increases to a target speed and then decreases.
    Type: Grant
    Filed: December 21, 2017
    Date of Patent: May 11, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-Jin Cho, Do-Yeon Kim, Suk Bae Kim, Ji Eun Jun, Woong Choi, Su Hwan Ji
  • Patent number: 11006486
    Abstract: A cooking apparatus and a method for controlling the cooking apparatus are provided. The cooking apparatus includes induction heating coils that include a high power burner in which a first heating coil and a second heating coil are concentric. The cooking apparatus includes a low power burner that includes a third heating coil and a fourth heating coil, a power supply unit that includes a first AC power supply unit and a second AC power supply unit which have a different phase from each other, and a coil driving unit that provides power supplied by the first AC power supply unit to the first heating coil, and provides power supplied by the second AC power supply unit to at least one of the second heating coil, the third heating coil, and the fourth heating coil.
    Type: Grant
    Filed: September 7, 2018
    Date of Patent: May 11, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chang Sun Yun, Dong Oh Kang, Hong-Joo Kang, Ji Woong Choi
  • Patent number: 10996760
    Abstract: Provided is a tactile sensation recognition device according to an embodiment of the disclosure including: a receiver configured to receive tactile sensation information obtained by sensing a surface of an object through a tactile sensor; a preference determiner configured to determine whether a user prefers the received tactile sensation information, based on a user tactile function fuser(x); and a display displaying a user preference for the received tactile sensation information.
    Type: Grant
    Filed: December 17, 2019
    Date of Patent: May 4, 2021
    Assignee: DAEGU GYEONGBUK INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Jae Eun Jang, Che ll Moon, Ji Woong Choi, Hong Soo Choi, Kyung Soo Kim, Dong Su Kim, Kwon Sik Shin, Min Kyung Sim, Do Young Lee, Sung Ho Lim
  • Publication number: 20210127494
    Abstract: A printed circuit board includes a first core layer having a first coil pattern disposed on one surface of the first core layer, a second core layer disposed on the one surface of the first core layer and having a first recess, a first magnetic member disposed in the first recess and including a first magnetic layer, a first insulating layer disposed between the first and second core layers, and a second insulating layer disposed on the second core layer, covering at least a portion of the first magnetic member, and disposed in at least a portion of the first recess.
    Type: Application
    Filed: February 19, 2020
    Publication date: April 29, 2021
    Inventors: Jae Woong CHOI, Ki Jung SUNG, Tae Seong KIM
  • Patent number: 10988527
    Abstract: The present invention relates to a method for preparing a TNFR-Fc fusion protein mixture comprising a target content of hydrophobic chromatogram peak 3, and to a method for adjusting a content of hydrophobic chromatogram peak 3. Specifically, the present invention relates to (a) a method for preparing a TNFR-Fc fusion protein mixture using a hydrophobic interaction chromatograph medium containing an aromatic functional group, which is pre-equilibrated with an equilibration buffer comprising sodium chloride or ammonium sulfate, and a sample comprising a TNFR-Fc fusion protein mixture liquid produced from mammalian cells, and to a method for adjusting the content of hydrophobic chromatogram peak 3 by hydrophobic chromatography using an equilibration buffer containing a predetermined concentration of sodium chloride or ammonium sulfate.
    Type: Grant
    Filed: December 29, 2015
    Date of Patent: April 27, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Sang Woo Park, Hwa Young Lee, Soon Woong Choi, Chul Ho Jung
  • Publication number: 20210111283
    Abstract: A multi-negative differential transconductance device includes a substrate conductive portion; a gate insulating layer formed by being laminated on the substrate conductive portion; a first semiconductor, a second semiconductor, and a third semiconductor which have different threshold voltages and are formed to be horizontally connected in series on the gate insulating layer; and an electrode formed at both ends of the first semiconductor and the third semiconductor. The multi-negative differential transconductance device forms a junction of three or more semiconductor materials in one device to have a plurality of peaks and valleys so that the multi-negative differential transconductance device is utilized to implement a multi-valued logic circuit which is capable of representing four or more logical states without significantly increasing an area of the negative differential transconductance device which occupies the chip.
    Type: Application
    Filed: October 15, 2020
    Publication date: April 15, 2021
    Applicant: Research & Business Foundation Sungkyunkwan University
    Inventors: Jin-Hong PARK, Jae-Woong CHOI, Kwan-Ho KIM, Maksim ANDREEV
  • Patent number: 10980125
    Abstract: A printed circuit board includes a first core layer having a first coil pattern disposed on one surface of the first core layer, a second core layer disposed on the one surface of the first core layer and having a first recess, a first magnetic member disposed in the first recess and including a first magnetic layer, a first insulating layer disposed between the first and second core layers, and a second insulating layer disposed on the second core layer, covering at least a portion of the first magnetic member, and disposed in at least a portion of the first recess.
    Type: Grant
    Filed: February 19, 2020
    Date of Patent: April 13, 2021
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jae Woong Choi, Ki Jung Sung, Tae Seong Kim
  • Publication number: 20210100104
    Abstract: A printed circuit board includes a core layer having a first through-portion, a coil structure disposed in the first through-portion and comprising a support member, a first coil pattern in a planar spiral form disposed on one surface of the support member, and a body comprising a magnetic substance, wherein the support member and the first coil pattern are accommodated in the body, a first build-up layer covering at least a portion the core layer and disposed in at least a portion of the first through-portion, a first wiring layer disposed on one surface of the first build-up layer, and a first via layer passing through at least a portion of the first build-up layer and connected to the first wiring layer. The first via layer comprises a first wiring via connecting at least a portion of the first wiring layer to the first coil pattern.
    Type: Application
    Filed: December 27, 2019
    Publication date: April 1, 2021
    Inventors: Ki Jung SUNG, Tae Seong KIM, Jae Woong CHOI
  • Publication number: 20210100105
    Abstract: A printed circuit board includes a core layer having a through portion, a magnetic member disposed in the through portion and comprising a magnetic layer, a first coil pattern attached to one surface of the magnetic layer via an adhesive, and a first build-up layer covering at least a portion of the core layer, at least a portion of the magnetic member, and at least a portion of the first coil pattern, and disposed in at least a portion of the through portion.
    Type: Application
    Filed: December 27, 2019
    Publication date: April 1, 2021
    Inventors: Ki Jung Sung, Tae Seong Kim, Jae Woong Choi
  • Patent number: 10935442
    Abstract: Provided is a pain detecting method including obtaining an electric signal from applied pressure and heat by using a sensor unit including a material exhibiting both the piezoelectric characteristic and the thermoelectric characteristic; separating a pressure signal generated by the pressure and a heat signal generated by the heat from the obtained electric signal; determining whether to generate pain data from each of the pressure signal and the heat signal; and outputting the pain data.
    Type: Grant
    Filed: September 8, 2016
    Date of Patent: March 2, 2021
    Assignee: DAEGU GYEONGBUK INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Jae Eun Jang, Minkyung Sim, Kwon Sik Shin, Ji-Woong Choi, Cheil Moon, Hongsoo Choi
  • Patent number: 10911833
    Abstract: Provided is a method of providing information about content, performed by a mobile device, the method including detecting an electronic device displaying the content, determining whether at least one search application is executed on the mobile device, as the electronic device is detected, transmitting a request for recognition information indicating at least one object related to the content to the electronic device, as the at least one search application is executed, and receiving the requested recognition information from the electronic device.
    Type: Grant
    Filed: January 2, 2018
    Date of Patent: February 2, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Tae-kwon Chang, Min-soo Kim, Hyon-sok Lee, Ji-woong Choi, Jong-youb Ryu, Hae-in Chun
  • Patent number: 10897377
    Abstract: Provided is a bus network system including: a master node switch; and a plurality of slave node switches, wherein each of the plurality of slave node switches includes at least one band limit switch configured to transmit signals in a given band, and each of the plurality of slave node switches is configured to be physically on/off controlled.
    Type: Grant
    Filed: August 8, 2019
    Date of Patent: January 19, 2021
    Assignee: DAEGU GYEONGBUK INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Ji Woong Choi, Sung Min Han, Kyu Min Kim, Eun Min Choi
  • Publication number: 20200402552
    Abstract: A CAM device includes a cell array including a plurality of CAM cells, a search line driving circuit connected to the cell array through a plurality of search lines, and a match line sensing circuit connected to the cell array through a plurality of match lines. Each of the CAM cells includes a first half CAM cell connected to a first match line and a second half CAM cell connected to a second match line different from the first match line. The first match line connected to the first half CAM cell is precharged in a first phase, and the second match line connected to the second half CAM cell is precharged in a second phase after the first phase. Thus, power consumption of the CAM device is reduced and delay is minimized.
    Type: Application
    Filed: June 17, 2020
    Publication date: December 24, 2020
    Applicant: Korea University Research and Business Foundation
    Inventors: Jongsun PARK, Woong CHOI, Geon KO
  • Patent number: 10866686
    Abstract: Provided is a method of recognizing text in a terminal, the method including generating first tag information about a kind of language set in a user interface (UI) for inputting text and a location of a cursor at a time point when a text input has started, when the UI for inputting text displayed on the terminal is executed; when a language switch request that requests the terminal to switch the kind of language set in the UI is received, generating second tag information about a kind of switched language and a location of the cursor at a time point of receiving the language switch request; when the text input is finished, storing a screen image of the terminal; and recognizing the text input to the terminal based on at least one piece of tag information and the screen image.
    Type: Grant
    Filed: January 2, 2018
    Date of Patent: December 15, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Min-soo Kim, Hyon-sok Lee, Tae-kwon Chang, Ji-woong Choi, Jong-youb Ryu, Hae-in Chun
  • Patent number: D903530
    Type: Grant
    Filed: April 15, 2019
    Date of Patent: December 1, 2020
    Assignee: MONOLITH INC.
    Inventors: Ji Woong Choi, Gyu Hyuk Jung, Na Young Kim
  • Patent number: D917342
    Type: Grant
    Filed: April 15, 2019
    Date of Patent: April 27, 2021
    Assignee: MONOLITH INC.
    Inventors: Ji Woong Choi, Gyu Hyuk Jung, Na Young Kim