Patents by Inventor Won Oh Lee

Won Oh 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).

  • Publication number: 20240136538
    Abstract: Disclosed is an ionomer for a high-temperature polymer electrolyte membrane fuel cell, which includes a phosphorus (P)-containing functional group having proton conductivity and partially contains fluorine in the main chain thereof.
    Type: Application
    Filed: December 20, 2022
    Publication date: April 25, 2024
    Inventors: Won Jae Choi, Songi Oh, Da Hee Kwak, Ji Hoon Jang, Sung Hee Shin, Jae Suk Lee, Hye Min Oh, In Gyu Bak
  • Publication number: 20240120613
    Abstract: A crosslinked polyolefin separator having an average value of light transmittance of 30% or more in a region of 380 nm to 700 nm, after four sides of the separator are fixed and allowed to stand at 130° C. for 30 minutes. A method for manufacturing the crosslinked polyolefin separator is also provided. The crosslinked polyolefin separator has a low shutdown temperature to provide improved safety. The crosslinked polyolefin separator also has a high meltdown temperature and is inhibited from die-drooling.
    Type: Application
    Filed: December 19, 2023
    Publication date: April 11, 2024
    Applicant: LG Chem, Ltd.
    Inventors: Won-Sik Bae, Joo-Sung Lee, Bi-Oh Ryu, A-Young Lee
  • Patent number: 11127570
    Abstract: A plasma source device includes a pair of divided electrodes including a first divided electrode and a second divided electrode spaced apart from each other and electrically coupled to each other; and a ferrite structure comprising a portion interposed the first divided electrode and the second divided electrode.
    Type: Grant
    Filed: December 14, 2018
    Date of Patent: September 21, 2021
    Assignee: Research and Business Foundation Sungkyunkwan University
    Inventors: Geun Young Yeom, Ki Hyun Kim, Ki Seok Kim, You Jin Ji, Jin Woo Park, Doo San Kim, Won Oh Lee, Chang Hoon Song, Ji Young Byun, Ji Soo Oh, Hyun Woo Tak
  • Patent number: 11120975
    Abstract: An ion-beam etching apparatus includes: a plasma chamber configured to generate plasma from process gas in the plasma chamber; at least one plasma valve coupled to the plasma chamber; an ion-beam source in communication with the plasma chamber, wherein the ion-beam source is configured to extract ions from the plasma and generate ion-beams when a bias is applied to the ion-beam source; an etching chamber in communication with the ion-beam source, and configured to accommodate an object to be etched; at least one etching valve coupled to the etching chamber; and at least one exhausting pump connected to either one or both of the plasma chamber and the etching chamber by the plasma valve and the etching valve, respectively, wherein the at least one exhausting pump is configured to receive and exhaust radicals in either one or both of the plasma chamber and the etching chamber by the plasma valve and the etching valve, respectively.
    Type: Grant
    Filed: July 26, 2018
    Date of Patent: September 14, 2021
    Assignee: Research and Business Foundation Sungkyunkwan University
    Inventors: Geun Young Yeom, Jin Woo Park, Doo San Kim, Jong Sik Oh, Da In Sung, You Jin Ji, Won Oh Lee, Mu Kyeom Mun, Kyung Chae Yang, Ki Seok Kim, Ji Soo Oh, Ki Hyun Kim
  • Patent number: 10990111
    Abstract: A position determination apparatus for a vehicle may include: a first sensing unit configured to sense driving state information of the vehicle; a GNSS module configured to acquire position data of the vehicle; a first core unit configured to generate a first driving trajectory of the vehicle based on the driving state information sensed by the first sensing unit, and estimate the current position of the vehicle based on the generated first driving trajectory; a second sensing unit configured to detect driving environment information of the vehicle; and a second core unit configured to generate a second driving trajectory of the vehicle, generate map matching data by performing map matching on the driving environment information sensed through the second sensing unit, and generate fused position determination information by fusing the position data received from the GNSS module, the second driving trajectory and the map matching data.
    Type: Grant
    Filed: September 19, 2018
    Date of Patent: April 27, 2021
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventors: Won Oh Lee, Je Seok Kim
  • Publication number: 20190221404
    Abstract: A plasma source device includes a pair of divided electrodes including a first divided electrode and a second divided electrode spaced apart from each other and electrically coupled to each other; and a ferrite structure comprising a portion interposed between the first divided electrode and the second divided electrode.
    Type: Application
    Filed: December 14, 2018
    Publication date: July 18, 2019
    Applicant: Research & Business Foundation Sungkyunkwan University
    Inventors: Geun Young YEOM, Ki Hyun KIM, Ki Seok KIM, You Jin JI, Jin Woo PARK, Doo San KIM, Won Oh LEE, Chang Hoon Song, Ji Young Byun, Ji Soo Oh, Hyun Woo Tak
  • Publication number: 20190094883
    Abstract: A position determination apparatus for a vehicle may include: a first sensing unit configured to sense driving state information of the vehicle; a GNSS module configured to acquire position data of the vehicle; a first core unit configured to generate a first driving trajectory of the vehicle based on the driving state information sensed by the first sensing unit, and estimate the current position of the vehicle based on the generated first driving trajectory; a second sensing unit configured to detect driving environment information of the vehicle; and a second core unit configured to generate a second driving trajectory of the vehicle, generate map matching data by performing map matching on the driving environment information sensed through the second sensing unit, and generate fused position determination information by fusing the position data received from the GNSS module, the second driving trajectory and the map matching data.
    Type: Application
    Filed: September 19, 2018
    Publication date: March 28, 2019
    Inventors: Won Oh LEE, Je Seok KIM
  • Publication number: 20190035610
    Abstract: An ion-beam etching apparatus includes: a plasma chamber configured to generate plasma from process gas in the plasma chamber; at least one plasma valve coupled to the plasma chamber; an ion-beam source in communication with the plasma chamber, wherein the ion-beam source is configured to extract ions from the plasma and generate ion-beams when a bias is applied to the ion-beam source; an etching chamber in communication with the ion-beam source, and configured to accommodate an object to be etched; at least one etching valve coupled to the etching chamber; and at least one exhausting pump connected to either one or both of the plasma chamber and the etching chamber by the plasma valve and the etching valve, respectively, wherein the at least one exhausting pump is configured to receive and exhaust radicals in either one or both of the plasma chamber and the etching chamber by the plasma valve and the etching valve, respectively.
    Type: Application
    Filed: July 26, 2018
    Publication date: January 31, 2019
    Applicant: Research & Business Foundation Sungkyunkwan University
    Inventors: Geun Young YEOM, Jin Woo PARK, Doo San KIM, Jong Sik OH, Da In SUNG, You Jin JI, Won Oh LEE, Mu Kyeom MUN, Kyung Chae YANG, Ki Seok KIM, Ji Soo OH, Ki Hyun KIM
  • Patent number: 9940527
    Abstract: A driving assist system for a vehicle and a method thereof includes a broadband camera which photographs the surrounding area of the vehicle to create an image including four channels of light information having different wavelengths. The broadband image data and the position of the vehicle are matched so that a road and an obstacle are easily recognized using a minimal number of cameras while driving the vehicle. Recognition performance of a drivable area is significantly improved, navigation for the vehicle is easily measured, and the biometric recognizing abilities of a driver monitoring camera is improved, thereby improving the convenience of a driver by the improvement of a the performance of a driving assist device.
    Type: Grant
    Filed: July 24, 2015
    Date of Patent: April 10, 2018
    Assignee: Hyundai Mobis Co., Ltd.
    Inventors: Won oh Lee, Jung won Lee
  • Patent number: 9733209
    Abstract: Disclosed are an organic semiconductor element, a fabrication method thereof, woven and non-woven fabric structures therewith, and a semiconductor device therewith. The organic semiconductor element comprising an organic semiconductor layer; a linear source electrode and a linear drain electrode provided in the organic semiconductor layer and spaced apart from and parallel to each other; a linear gate electrode provided on the organic semiconductor layer to cross the linear source and drain electrodes; and an electrolyte layer in contact with the organic semiconductor layer and the linear gate electrode.
    Type: Grant
    Filed: December 23, 2015
    Date of Patent: August 15, 2017
    Assignee: KOREA INSTITUTE OF MACHINERY & MATERIALS
    Inventors: Dong Gi Seong, Kang Eun Lee, Moon Kwang Um, Won Oh Lee, Jea Uk Lee, Byung Mun Jung, Young Seok Oh
  • Publication number: 20160116433
    Abstract: Disclosed are an organic semiconductor element, a fabrication method thereof, woven and non-woven fabric structures therewith, and a semiconductor device therewith. The organic semiconductor element comprising an organic semiconductor layer; a linear source electrode and a linear drain electrode provided in the organic semiconductor layer and spaced apart from and parallel to each other; a linear gate electrode provided on the organic semiconductor layer to cross the linear source and drain electrodes; and an electrolyte layer in contact with the organic semiconductor layer and the linear gate electrode.
    Type: Application
    Filed: December 23, 2015
    Publication date: April 28, 2016
    Inventors: Dong Gi SEONG, Kang Eun LEE, Moon Kwang UM, Won Oh LEE, Jea Uk LEE, Byung Mun JUNG, Young Seok OH
  • Publication number: 20160026880
    Abstract: A driving assist system for a vehicle and a method thereof includes a broadband camera which photographs the surrounding area of the vehicle to create an image including four channels of light information having different wavelengths. The broadband image data and the position of the vehicle are matched so that a road and an obstacle are easily recognized using a minimal number of cameras while driving the vehicle. Recognition performance of a drivable area is significantly improved, navigation for the vehicle is easily measured, and thebiometric recognizing abilities of a driver monitoring camera is improved, thereby improving the convenience of a driver by the improvement of a the performance of a driving assist device.
    Type: Application
    Filed: July 24, 2015
    Publication date: January 28, 2016
    Applicant: Hyundai Mobis Co., Ltd.
    Inventors: Won oh LEE, Jung won LEE
  • Publication number: 20120133754
    Abstract: A remote gaze tracking apparatus and method for controlling an Internet Protocol Television (IPTV) are provided. An entire image including a facial region of a user may be acquired using a visible ray, the facial region may be detected from the acquired entire image, and a face width, a distance between eyes, and a distance between an eye and a screen may be acquired from the detected facial region. Additionally, an enlarged eye image corresponding to a face of the user may be acquired using at least one of the acquired face width, the acquired distance between the eyes, and the acquired distance between the eye and the screen, and an eye gaze of the user may be tracked using the acquired eye image.
    Type: Application
    Filed: June 16, 2011
    Publication date: May 31, 2012
    Applicants: Dongguk University Industry-Academic Cooperation Foundation, Electronics and Telecommunications Research Institute
    Inventors: Hee Kyung LEE, Han Kyu LEE, Ji Hun CHA, Jin Woong KIM, Kang Ryoung PARK, Hyeon Chang LEE, Won Oh LEE, Chul Woo CHO, Su Yeong GWON, Duc Thien LUONG
  • Patent number: 8057898
    Abstract: Provided are a multi-functional hybrid fiber, a composite material with the same, and a method of manufacturing the same. The multi-functional hybrid fiber includes a carbon fiber having a bundle of a plurality of continuous fibers, the continuous fiber having an external diameter of 5 ?m to 10 ?m, a nano particle attached to an outer surface of the carbon fiber by an electrophoretic deposition method, and a metal attached to the outer surface of the carbon fiber by an electroplating method. The nano particle and metal are mixed and attached to the outer surface of the carbon fiber by the simultaneous electrophoretic deposition and electroplating methods.
    Type: Grant
    Filed: December 23, 2008
    Date of Patent: November 15, 2011
    Assignee: Korea Institute of Machinery & Materials
    Inventors: Sang Bok Lee, Joon Hyung Byun, Jin Woo Yi, Moon Kwang Um, Sang Kwan Lee, Won Oh Lee, O Young Choi
  • Patent number: 7952393
    Abstract: A semiconductor memory device includes an enable signal generating unit for generating an enable signal in response to an active signal and an internal voltage driving unit driven by the active signal and the enable signal, wherein the internal voltage driving unit drives an internal voltage by comparing the internal voltage and a reference voltage and then generating first and second driving signals, and wherein the enable signal generating unit receives the second driving signal and then determines enablement of the enable signal.
    Type: Grant
    Filed: October 29, 2010
    Date of Patent: May 31, 2011
    Assignee: Hynix Semiconductor Inc.
    Inventor: Won Oh Lee
  • Publication number: 20110044117
    Abstract: A semiconductor memory device includes an enable signal generating unit for generating an enable signal in response to an active signal and an internal voltage driving unit driven by the active signal and the enable signal, wherein the internal voltage driving unit drives an internal voltage by comparing the internal voltage and a reference voltage and then generating first and second driving signals, and wherein the enable signal generating unit receives the second driving signal and then determines enablement of the enable signal.
    Type: Application
    Filed: October 29, 2010
    Publication date: February 24, 2011
    Inventor: Won Oh Lee
  • Patent number: 7830201
    Abstract: An internal voltage control apparatus capable of reducing current consumption and a semiconductor memory device using the same includes an enable signal generating unit for generating an enable signal in response to an active signal and an internal voltage driving unit driven by the active signal and the enable signal, wherein the internal voltage driving unit drives an internal voltage by comparing the internal voltage and a reference voltage and then generating first and second driving signals, and wherein the enable signal generating unit receives the second driving signal and then determines enablement of the enable signal.
    Type: Grant
    Filed: December 30, 2008
    Date of Patent: November 9, 2010
    Assignee: Hynix Semiconductor Inc.
    Inventor: Won Oh Lee
  • Publication number: 20100104868
    Abstract: Provided are a multi-functional hybrid fiber, a composite material with the same, and a method of manufacturing the same. The multi-functional hybrid fiber includes a carbon fiber having a bundle of a plurality of continuous fibers, the continuous fiber having an external diameter of 5 ?m to 10 ?m, a nano particle attached to an outer surface of the carbon fiber by an electrophoretic deposition method, and a metal attached to the outer surface of the carbon fiber by an electroplating method. The nano particle and metal are mixed and attached to the outer surface of the carbon fiber by the simultaneous electrophoretic deposition and electroplating methods.
    Type: Application
    Filed: December 23, 2008
    Publication date: April 29, 2010
    Inventors: Sang Bok Lee, Joon Hyung Byun, Jin Woo Yi, Moon Kwang Um, Sang Kwan Lee, Won Oh Lee, O Young Choi
  • Publication number: 20100079199
    Abstract: An internal voltage control apparatus capable of reducing current consumption and a semiconductor memory device using the same includes an enable signal generating unit for generating an enable signal in response to an active signal and an internal voltage driving unit driven by the active signal and the enable signal, wherein the internal voltage driving unit drives an internal voltage by comparing the internal voltage and a reference voltage and then generating first and second driving signals, and wherein the enable signal generating unit receives the second driving signal and then determines enablement of the enable signal.
    Type: Application
    Filed: December 30, 2008
    Publication date: April 1, 2010
    Inventor: Won Oh Lee
  • Patent number: 5773852
    Abstract: A shorted anode lateral insulated gate bipolar transistor includes a semiconductor layer of a first conductivity type, a first current electrode, a second current electrode, a first insulation layer, a first gate electrode, a second gate electrode, a first high concentration impurity region of a second conductivity type, a low concentration impurity region of the second conductivity type, a first high concentration impurity region of the first conductivity type, a second high concentration impurity region of the second conductivity type, a third high concentration impurity region of the second conductivity type, and a second high concentration impurity region of the first conductivity type.
    Type: Grant
    Filed: July 15, 1996
    Date of Patent: June 30, 1998
    Assignee: Korea Electronics Co., Ltd.
    Inventors: Min-Koo Han, Byeong-Hoon Lee, Moo-Sup Lim, Yearn-Ik Choi, Jung-Eon Park, Won-Oh Lee