Patents by Inventor Jin-Woo Choi

Jin-Woo 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: 20220039666
    Abstract: An apparatus for non-invasively measuring bio-information is provided. The apparatus for estimating bio-information may include a pulse wave sensor including a plurality of channels, and configured to measure pulse wave signals at a plurality of points of an object; and a processor configured to generate oscillograms corresponding to the plurality of channels based on the pulse wave signals measured by the plurality of channels; determine a channel, from among the plurality of channels, for estimating the bio-information based on the oscillograms; and estimate the bio-information based on an oscillogram of the channel.
    Type: Application
    Filed: December 29, 2020
    Publication date: February 10, 2022
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang Yun Park, Hye Rim Lim, Jin Woo Choi, Jae Min Kang
  • Publication number: 20220034571
    Abstract: An evaporator for an ice maker includes an evaporator body having a refrigerant flow path formed therein; a dipping member connected to the evaporator body, for a refrigerant having a temperature lower than a freezing point of water to flow in the refrigerant flow path to generate ice in a state in which at least a portion of the dipping member is submerged in water; a heater having at least a portion inserted into the refrigerant flow path, and directly or indirectly heating at least one of the refrigerant in the refrigerant flow path, the evaporator body, and the dipping member to separate the ice generated on the dipping member from the dipping member; and a connection member connecting the evaporator body and the refrigerant flow path to be connected to a refrigeration cycle, and inserting the at least a portion of the heater into the refrigerant flow path.
    Type: Application
    Filed: September 4, 2019
    Publication date: February 3, 2022
    Applicant: WOONGJIN COWAY Co., Ltd.
    Inventors: Gyeong-Min LEE, Jung-Hwan LEE, Kyu-Jun KIM, Doo-Youl JEON, Myeong-Hoon KANG, Jin-Woo CHOI, Kwon-Jae LEE, Jae-Man KIM
  • Publication number: 20220037301
    Abstract: A display device includes a display panel including a first area and a second area spaced apart from the first area in a plan view. The display panel includes a first base layer including a first pixel, a second base layer facing the first base layer and including a second pixel, a first signal line electrically connected to the first pixel of the first area, a second signal line electrically connected to the second pixel of the second area, and a connection line electrically connecting the first signal line and the second signal line.
    Type: Application
    Filed: May 10, 2021
    Publication date: February 3, 2022
    Applicant: Samsung Display Co., LTD.
    Inventors: Hyung Il JEON, Min Woo KIM, Dae Ho SONG, Byung Choon YANG, Jin Woo CHOI
  • Publication number: 20220022762
    Abstract: An apparatus for estimating bio-information of a user includes a pulse wave sensor configured to measure a plurality of pulse wave signals from an object of the user; a position sensor configured to obtain sensor position information identifying a sensor position on the object for each of the plurality of pulse wave signals, based on the pulse wave sensor measuring each of the plurality of pulse wave signals; and a processor configured to estimate first bio-information at each sensor position based on each of the plurality of pulse wave signals; and estimate second bio-information based on a blood vessel position of the object, each sensor position, and the first bio-information at each sensor position.
    Type: Application
    Filed: November 12, 2020
    Publication date: January 27, 2022
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jin Woo Choi, Sang Yun Park, Hye Rim Lim, Jae Min Kang, Seung Woo Noh
  • Publication number: 20220022757
    Abstract: An apparatus for non-invasively measuring bio-information is provided. The apparatus for estimating bio-information may include a pulse wave sensor configured to measure a pulse wave signal from an object; a sensor position sensor configured to obtain sensor position information of the pulse wave sensor with respect to the object, based on the object being in contact with the pulse wave sensor; and a processor configured to estimate the bio-information based on blood vessel position information of the object, the sensor position information, and the pulse wave signal.
    Type: Application
    Filed: December 23, 2020
    Publication date: January 27, 2022
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jin Woo Choi, Sang Yun Park, Hye Rim Lim, Jae Min Kang, Seung Woo Noh
  • Publication number: 20220020831
    Abstract: A display device, includes: a substrate including a plurality of pixel areas each having an emission area; and a pixel provided in each of the pixel areas, wherein the pixel comprises: at least one light emitting element on a first surface of the substrate; a first insulating layer on the light emitting element; at least one transistor on the first insulating layer and electrically connected to the light emitting element; a second insulating layer on the transistor; a common electrode on the second insulating layer; and a pixel electrode on a third insulating layer of the common electrode and electrically connected to the transistor, wherein the light emitting element comprises a semiconductor structure on the substrate, and first and second electrodes on the semiconductor structure to be spaced apart from each other.
    Type: Application
    Filed: April 1, 2021
    Publication date: January 20, 2022
    Inventors: Hyung Il JEON, Min Woo KIM, Dae Ho SONG, Byung Choon YANG, Jin Woo CHOI
  • Publication number: 20220015651
    Abstract: An apparatus for and a method for estimating blood pressure are provided. The apparatus for estimating blood pressure includes: a sensor configured to measure a pulse wave signal from an object; and a processor configured to obtain a mean arterial pressure (MAP) based on the pulse wave signal, configured to classify a phase of the obtained MAP according to at least one classification criterion, and to obtain a systolic blood pressure (SBP) by using an estimation model corresponding to the classified phase of the MAP among estimation models corresponding to respective phases of the MAP.
    Type: Application
    Filed: November 13, 2020
    Publication date: January 20, 2022
    Applicants: SAMSUNG ELECTRONICS CO., LTD., IUCF-HYU (Industry-University Cooperation Foundation Hanyang University)
    Inventors: Sang Kon Bae, Joon-Hyuk Chang, Chang Mok Choi, Youn Ho Kim, Jin Woo Choi, Jehyun Kyung, Tae-Jun Park, Joon-Young Yang, Inmo Yeon
  • Publication number: 20220015650
    Abstract: An apparatus for estimating bio-information is provided. The apparatus for estimating bio-information may include a pulse wave sensor configured to measure a pulse wave signal from an object; a force sensor configured to measure a first force exerted between the object and the pulse wave sensor; and a processor configured to: convert the first force into a second force, based on structure information of the object; and estimate the bio-information, based on the pulse wave signal and the second force.
    Type: Application
    Filed: December 23, 2020
    Publication date: January 20, 2022
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hye Rim Lim, Sang Yun Park, Jin Woo Choi, Jae Min Kang
  • Publication number: 20220013514
    Abstract: A display device includes pixels each of which includes a first pixel electrode; a first connection electrode disposed on the first pixel electrode; a second connection electrode spaced apart from the first pixel electrode; a second pixel electrode disposed on the second connection electrode; first light emitting elements disposed between the first pixel electrode and the first connection electrode; and second light emitting elements disposed between the second connection electrode and the second pixel electrode. The first connection electrode is electrically connected to the second connection electrode.
    Type: Application
    Filed: July 7, 2021
    Publication date: January 13, 2022
    Applicant: Samsung Display Co., LTD.
    Inventors: Jin Woo CHOI, Min Woo KIM, Dae Ho SONG, Byung Choon YANG, Hyung Il JEON
  • Patent number: 11219613
    Abstract: A pharmaceutical composition for preventing and treating liver diseases, includes cromolyn or a pharmaceutically acceptable salt thereof as an active ingredient.
    Type: Grant
    Filed: January 29, 2020
    Date of Patent: January 11, 2022
    Assignee: ONCOCROSS CO., LTD.
    Inventor: Jin Woo Choi
  • Publication number: 20210401357
    Abstract: An apparatus for estimating bio-information according to an embodiment of the present disclosure includes a first sensor configured to obtain a fingerprint image of a finger of the user; a second sensor configured to measure a force or a pressure applied by the finger; and a processor configured to obtain, based on the fingerprint image, a first feature value related to pulse waves and a second feature value related to skin elasticity; obtain a third feature value based on the force or the pressure; and estimate the bio-information of the user based on the first feature value, the second feature value, and the third feature value.
    Type: Application
    Filed: November 17, 2020
    Publication date: December 30, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jae Min KANG, Seung Woo NOH, Sang Yun PARK, Jin Woo CHOI
  • Publication number: 20210386298
    Abstract: A wearable device includes an external light collector configured to collect external light; a sensor including an auxiliary light source and a light receiver, and configured to measure a bio-signal of an object; and a processor configured to determine whether the external light is sufficient to measure the bio-signal, and to control driving of the auxiliary light source based on the determination.
    Type: Application
    Filed: November 6, 2020
    Publication date: December 16, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jae Min KANG, Seung Woo NOH, Sang Yun PARK, Jin Woo CHOI
  • Publication number: 20210386375
    Abstract: The present disclosure relates to technology for estimating bio-information by using a foldable electronic device. The foldable electronic device includes a main body part, having a first main body and a second main body, configured to fold along a folding line; a first sensor provided on the first main body, and configured to obtain a contact image of an object of a user; a second sensor provided on the first main body, and configured to measure a degree of folding of the main body part; and a processor configured to estimate bio-information of the user, based on the contact image of the object and the degree of folding.
    Type: Application
    Filed: November 17, 2020
    Publication date: December 16, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jae Min KANG, Seung Woo Noh, Sang Yun Park, Jin Woo Choi
  • Publication number: 20210384180
    Abstract: A display device and a method of manufacturing the display device are proposed. The method may include disposing light emitting elements on a first transfer film; stretching the first transfer film so that the plurality of light emitting elements are spaced apart from each other; transferring the light emitting elements onto a thin film transistor array substrate; and removing the transfer film from the light emitting elements.
    Type: Application
    Filed: December 13, 2018
    Publication date: December 9, 2021
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jin Woo CHOI, Min Woo KIM, Dae Ho SONG, Hyung Il JEON
  • Publication number: 20210343783
    Abstract: A display deice includes a pair of first color sub-pixels arranged in a display area in a first direction, each of the pair of first color sub-pixels including at least one first color light emitting element, and a bank enclosing the pair of first color sub-pixels. The bank includes at least two areas having different widths in an area corresponding to each of the pair of first color sub-pixels.
    Type: Application
    Filed: April 1, 2019
    Publication date: November 4, 2021
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jin Woo CHOI, Eun A YANG, Hyun Min CHO
  • Publication number: 20210324136
    Abstract: The present invention relates to a low-temperature processible aliphatic polyester and provides a polymer material comprising a polyhydroxyalkanoate copolymer having an adjusted content of 4-hydroxybutyrates (4HB). By utilizing the polymer material according to the present invention, the polymer material can serve as a binder as a short-term biological support, and can be applied as a hot melt material and a non-woven cloth material to impart tacky function to a material that is very sensitive to heat. In addition, the polymer material can be easily applied to various fields.
    Type: Application
    Filed: April 21, 2020
    Publication date: October 21, 2021
    Inventors: Jin Woo CHOI, Yunjae JANG, Soyun PARK, Dong-eun CHANG, John LICATA
  • Patent number: 11149272
    Abstract: The present invention relates to a nucleic acid molecule simultaneously inhibiting the expression of mTOR gene and STAT3 gene, and an anticancer pharmaceutical composition comprising the same. More specifically, base-paired siRNA or shRNA of the present invention, designed to simultaneously inhibit the expression of cancer-related mTOR gene and STAT3 gene in order to surmount the problem that siRNA or shRNA does not achieve high therapeutic effects due to the target specificity thereof, has the effect of promoting the death of cancer cells. In addition, the nucleic acid has the effect of synergistically enhancing the apoptosis of cancer cells when used in combination with an anticancer agent, finding useful applications as an anticancer composition or anticancer aid against various carcinomas.
    Type: Grant
    Filed: January 29, 2018
    Date of Patent: October 19, 2021
    Assignee: CURIGIN CO., LTD.
    Inventor: Jin-Woo Choi
  • Publication number: 20210305856
    Abstract: A motor including a wound coil includes: a stator core, a cross-section of which has a ring-shape, extending in a longitudinal direction of the motor, the stator core including a plurality of teeth in the stator core, the plurality of teeth are spaced apart from each other in a circumferential direction of the stator core, and a plurality of slots arranged between the plurality of teeth; a coil extending in a longitudinal direction of the stator core and extends into the plurality of slots; and a coupling core, which includes shoes coupled to inner ends of the plurality of teeth and which is disposed inside the stator core so as to be integrally coupled to the stator core.
    Type: Application
    Filed: March 29, 2021
    Publication date: September 30, 2021
    Inventors: Yong Ho KIM, Jae Woo JUNG, Min Mo KOO, Ju Seong YU, Jin Woo CHOI, Joon Hyung KIM
  • Publication number: 20210290242
    Abstract: A programmable medical wire system includes a programmable wire assembly that includes: a core conductor; at least one actuator conductor electrically coupled to the core conductor, the actuator conductor being programmed to move toward a predetermined shape based on actuation; at least one selective conductor electrically coupled to the actuator conductor and configured to be electrically energized to actuate the actuator conductor to move toward the predetermined shape; at least one emitter configured to produce electromagnetic radiation of a given wavelength coupled to the programmable wire assembly; and at least one detector configured to receive emissions of the emitter and communicate signals of the emission remotely from the emitter. One or more of the selective conductors can be energized to activate the actuator conductors and/or core conductor and cause the actuator conductors and/or core conductor to bend or twist in a preprogrammed manner and return to original shape when deenergized.
    Type: Application
    Filed: June 9, 2021
    Publication date: September 23, 2021
    Applicants: Baylor University, Scott & White Healthcare, Board of Supervisors of Louisiana State University and Agricultural and Mechanical College
    Inventors: Keith E. Schubert, Linda Olafsen, Jeffrey Olafsen, Sunghwan Lee, Jason H. Huang, Samantha Dayawansa, Jin-Woo 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