Patents by Inventor Sung Woo Hwang

Sung Woo Hwang 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: 20230024385
    Abstract: The present disclosure in some embodiment provides a hybrid induction motor including dual stators. According to at least one embodiment, the present disclosure provides a hybrid induction motor including a hollow rotor including a single conductor bar which is annularly disposed and spaced apart from a rotation axis by a predetermined distance, an outer stator having an outer stator winding disposed in parallel with an outer circumferential surface of the hollow rotor, and an inner stator having an inner stator winding disposed in parallel with an inner circumferential surface of the hollow rotor.
    Type: Application
    Filed: February 18, 2022
    Publication date: January 26, 2023
    Applicants: HYUNDAI MOTOR COMPANY, Kia Corporation, IUCF-HYU (Industry-University Cooperation Foundation Hanyang University)
    Inventors: Myung Seop LIM, Jae Hyun KIM, Sung Woo HWANG, Jin Cheol Park, Jin Ho Choi
  • Publication number: 20220329178
    Abstract: An apparatus for controlling a variable magnetic flux motor, wherein the variable magnetic flux motor includes a rotor in which a permanent magnet and a conductor bar are arranged, includes an inverter configured to apply a stator current to a stator coil of the motor, and a control unit configured to control a torque of the conductor bar and magnetize or demagnetize the permanent magnet by controlling the stator current through the inverter.
    Type: Application
    Filed: December 7, 2021
    Publication date: October 13, 2022
    Inventors: Myung Seop Lim, Jae Hyun Kim, Sung Woo Hwang, Soo Hwan Park, Dong Min Kim, Sang Jin Park, Jong Seok Lee, Jin Ho Choi
  • Patent number: 10326068
    Abstract: A thermoelectric device including: a thermoelectric material layer comprising a thermoelectric material; a transition layer on the thermoelectric material; and a diffusion prevention layer on the transition layer, wherein the thermoelectric material comprises a compound of Formula 1: (A1-aA?a)4-x(B1-bB?b)3-y-zCz??Formula 1 wherein A and A? are different from each other, A is a Group 13 element, and A? is at least one element of a Group 13 element, a Group 14 element, a rare-earth element, or a transition metal, B and B? are different from each other, B is a Group 16 element, and B? is at least one element of a Group 14 element, a Group 15 element, or a Group 16 element, C is at least one halogen atom, a complies with the inequality 0?a<1, b complies with the inequality 0?b<1, x complies with the inequality ?1<x<1, y complies with the inequality ?1<y<1, and z complies with 0?z<0.5.
    Type: Grant
    Filed: October 8, 2013
    Date of Patent: June 18, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang-il Kim, Sung-woo Hwang, Sang-mock Lee, Kyu-hyoung Lee, Vilius Mykhailovsky, Roman Mochernyuk
  • Patent number: 10266407
    Abstract: An electrically conductive thin film including a compound represented by Chemical Formula 1 and having a layered crystal structure MeCha??Chemical Formula 1 wherein, Me is Y, La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, or Lu; Ch is sulfur, selenium, or tellurium; and a is an integer ranging from 1 to 3.
    Type: Grant
    Filed: May 4, 2015
    Date of Patent: April 23, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Se Yun Kim, Sang Il Kim, Sung Woo Hwang, Yoon Chul Son, Yong-Hee Cho, Jae-Young Choi
  • Patent number: 10138125
    Abstract: An electrically conductive thin film including a compound represented by Chemical Formula 1 or Chemical Formula 2 and having a layered crystal structure: M1Te2??Chemical Formula 1 wherein M1 is titanium (Ti), zirconium (Zr), hafnium (Hf), vanadium (V), tantalum (Ta), or niobium (Nb); and M2Se2??Chemical Formula 2 wherein M2 is vanadium (V) or tantalum (Ta).
    Type: Grant
    Filed: June 8, 2015
    Date of Patent: November 27, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang Il Kim, Se Yun Kim, Kyoung-Seok Moon, Sung Woo Hwang, Yoon Chul Son, Hyosug Lee
  • Patent number: 9837179
    Abstract: An electrically conductive thin film including: a material including a compound represented by Chemical Formula 1 and having a layered crystal structure, MemAa??Chemical Formula 1 wherein Me is Al, Ga, In, Si, Ge, Sn, A is S, Se, Te, or a combination thereof, and m and a each are independently a number selected so that the compound of Chemical Formula 1 is neutral; and a dopant disposed in the compound of Chemical Formula 1, wherein the dopant is a metal dopant that is different from Me and has an oxidation state which is greater than an oxidation state of Me, a non-metal dopant having a greater number of valence electrons than a number of valence electrons of A in Chemical Formula 1, or a combination thereof, and wherein the compound of Chemical Formula 1 includes a chemical bond which includes a valence electron of an s orbital of Me.
    Type: Grant
    Filed: November 13, 2015
    Date of Patent: December 5, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kimoon Lee, Sang Il Kim, Se Yun Kim, Sung Woo Hwang, Woojin Lee, Hee Jung Park, Yoon Chul Son, Hyosug Lee, Doh Won Jung, Youngjin Cho, Jae-Young Choi
  • Patent number: 9809455
    Abstract: A conductive material including a first element selected from a transition metal, a platinum-group element, a rare earth element, and a combination thereof, a second element having an atomic radius which is 10 percent less than to 10 percent greater than an atomic radius of the first element, and a chalcogen element, wherein the conductive material has a layered crystal structure.
    Type: Grant
    Filed: May 26, 2015
    Date of Patent: November 7, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung Woo Hwang, Kyoung-Seok Moon, Youngjin Cho, Yoon Chul Son, Kimoon Lee, Doh Won Jung
  • Patent number: 9757496
    Abstract: An electro-conductive hydrogel composite material that may be suitable as an artificial skin satisfies all four requirements of artificial skin, namely, flexibility, electrical conductivity, healing property, and biocompatibility. The electro-conductive hydrogel composite material includes a hydrogel composition including water and a cross-linkable polymer which reversibly forms cross-linkage by hydrogen bonding; and an electro-conductive material dispersed in the hydrogen bond-based hydrogel.
    Type: Grant
    Filed: August 20, 2014
    Date of Patent: September 12, 2017
    Assignees: SAMSUNG ELECTRONICS CO., LTD., KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Jae-hyun Hur, No-kyoung Park, Kyu-hyun Im, Sang-won Kim, Sung-woo Hwang, Jang-wook Choi
  • Patent number: 9626887
    Abstract: An image display device includes a display panel unit having a plurality of optical elements configured to generate and emit unidirectional lights in an array and a control unit configured to control the plurality of optical elements according to image information. The image display device is located very close to the eyes of a user and displays an additional information image added to a real image, thereby implementing augmented reality.
    Type: Grant
    Filed: January 10, 2014
    Date of Patent: April 18, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jae-soong Lee, Jin-eun Kim, Young-geun Roh, Yeon-sang Park, Hwan-soo Suh, Sung-woo Hwang
  • Patent number: 9386131
    Abstract: A method of performing a function by combining one or more blocks including sensing whether the one or more blocks are connected, determining indexes respectively corresponding to the connected one or more blocks, deciding, by using the indexes, a function to be performed based on the sensing, the function being one of a plurality of functions, each function associated with a respective set of function blocks, and generating a control signal for performing the decided function may be provided.
    Type: Grant
    Filed: January 6, 2014
    Date of Patent: July 5, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ji-yeon Ku, Sang-hyun Lee, Sung-woo Hwang
  • Publication number: 20160141067
    Abstract: An electrically conductive thin film including: a material including a compound represented by Chemical Formula 1 and having a layered crystal structure, MemAa ??Chemical Formula 1 wherein Me is Al, Ga, In, Si, Ge, Sn, A is S, Se, Te, or a combination thereof, and m and a each are independently a number selected so that the compound of Chemical Formula 1 is neutral; and a dopant disposed in the compound of Chemical Formula 1, wherein the dopant is a metal dopant that is different from Me and has an oxidation state which is greater than an oxidation state of Me, a non-metal dopant having a greater number of valence electrons than a number of valence electrons of A in Chemical Formula 1, or a combination thereof, and wherein the compound of Chemical Formula 1 includes a chemical bond which includes a valence electron of an s orbital of Me.
    Type: Application
    Filed: November 13, 2015
    Publication date: May 19, 2016
    Inventors: Kimoon LEE, Sang Il KIM, Se Yun KIM, Sung Woo HWANG, Woojin LEE, Hee Jung PARK, Yoon Chul SON, Hyosug LEE, Doh Won JUNG, Youngjin CHO, Jae-Young CHOI
  • Patent number: 9312333
    Abstract: A resonator and a method for manufacturing a resonator are provided. The method may include doping a wafer, and forming on the wafer a substrate, a drain electrode, a source electrode, a gate electrode, and at least one nanowire.
    Type: Grant
    Filed: November 22, 2011
    Date of Patent: April 12, 2016
    Assignees: Samsung Electronics Co., Ltd., Korea University Industrial & Academic Collaboration Foundation
    Inventors: In Sang Song, Sung Woo Hwang, Yun Kwon Park, Byeong Kwon Ju, Jae Sung Rieh, Jea Shik Shin, Hee Tae Kim
  • Patent number: 9224542
    Abstract: Provided are a conductive layered structure including a DNA hydrogel and a composite layer disposed on the DNA hydrogel. The composite layer may include a polymer electrolyte and a conductive material. Also provided are an electrode and a supercapacitor, each including the conductive layered structure. Further provided is a method of manufacturing the conductive layered structure. Thus, a biocompatible, implantable electrode having a large specific surface area and a high conductivity may be manufactured through simple processes.
    Type: Grant
    Filed: July 26, 2013
    Date of Patent: December 29, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jae-hyun Hur, No-kyoung Park, Kyu-hyun Im, Sung-woo Hwang
  • Publication number: 20150360944
    Abstract: An electrically conductive thin film including a compound represented by Chemical Formula 1 or Chemical Formula 2 and having a layered crystal structure: M1Te2??Chemical Formula 1 wherein M1 is titanium (Ti), zirconium (Zr), hafnium (Hf), vanadium (V), tantalum (Ta), or niobium (Nb); and M2Se2??Chemical Formula 2 wherein M2 is vanadium (V) or tantalum (Ta).
    Type: Application
    Filed: June 8, 2015
    Publication date: December 17, 2015
    Inventors: Sang Il KIM, Se Yun KIM, Kyoung-Seok MOON, Sung Woo HWANG, Yoon Chul SON, Hyosug LEE
  • Publication number: 20150344305
    Abstract: A conductive material including a first element selected from a transition metal, a platinum-group element, a rare earth element, and a combination thereof, a second element having an atomic radius which is 10 percent less than to 10 percent greater than an atomic radius of the first element, and a chalcogen element, wherein the conductive material has a layered crystal structure.
    Type: Application
    Filed: May 26, 2015
    Publication date: December 3, 2015
    Inventors: Sung Woo HWANG, Kyoung-Seok MOON, Youngjin CHO, Yoon Chul SON, Kimoon LEE, Doh Won JUNG
  • Publication number: 20150344306
    Abstract: An electrically conductive thin film including a compound represented by Chemical Formula 1 and having a layered crystal structure MeCha??Chemical Formula 1 wherein, Me is Y, La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, or Lu; Ch is sulfur, selenium, or tellurium; and a is an integer ranging from 1 to 3.
    Type: Application
    Filed: May 4, 2015
    Publication date: December 3, 2015
    Inventors: Se Yun KIM, Sang Il KIM, Sung Woo HWANG, Yoon Chul SON, Yong-Hee CHO, Jae-Young CHOI
  • Patent number: 9190594
    Abstract: A thermoelectric material including: a thermoelectric matrix including grains with a composition of Formula 1: (BixSb1-x)a(TeySe1-y)b??Formula 1 wherein 1.8?a?2.2, 2.8?b?3.2, 0?x?1, and 0?y?1, and wherein a plurality of dislocations is present along a grain boundary between adjacent grains of the composition of Formula 1.
    Type: Grant
    Filed: April 26, 2013
    Date of Patent: November 17, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang-il Kim, Kyu-hyoung Lee, Sung-woo Hwang, Kyung-han Ahn
  • Patent number: 9190593
    Abstract: A thermoelectric material including: a thermoelectric matrix; and a plurality of metal nanoparticles disposed in the thermoelectric matrix, wherein a difference between a work function of thermoelectric matrix and a work function of a metal particle of the metal nanoparticles is about ?1.0 electron volt to about 1.0 electron volt.
    Type: Grant
    Filed: October 25, 2012
    Date of Patent: November 17, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung-woo Hwang, Kyu-hyoung Lee, Sang-il Kim, Kyung-han Ahn
  • Patent number: 9147823
    Abstract: A thermoelectric material including a thermoelectric semiconductor; and a nanosheet disposed in the thermoelectric semiconductor, the nanosheet having a layered structure and a thickness from about 0.1 to about 10 nanometers. Also a thermoelectric element and thermoelectric module including the thermoelectric material.
    Type: Grant
    Filed: July 31, 2012
    Date of Patent: September 29, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung-woo Hwang, Kyu-hyoung Lee, Sang-mock Lee
  • Patent number: 9130066
    Abstract: A thermoelectric material including a compound represented by Chemical Formula 1 MxCuyBi2-x(Te1-zSez)3??(1) wherein in the Chemical Formula, M is at least one metal element, and x, y, and z independently satisfy the following ranges 0<x?0.1, 0<y?0.05, and 0?z?0.5.
    Type: Grant
    Filed: April 18, 2013
    Date of Patent: September 8, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung Woo Hwang, Sang Il Kim, Byung Ki Ryu, Kyung Han Ahn