Patents by Inventor Hyun Taek Lee

Hyun Taek 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).

  • Patent number: 11996497
    Abstract: A pixel includes a first electrode; a second electrode surrounding at least a portion of the first electrode; a plurality of light emitting elements between the first electrode and the second electrode; a first contact electrode on the first electrode, the first contact electrode electrically connecting the first electrode and the plurality of light emitting elements; a second contact electrode on the second electrode, the second contact electrode electrically connecting the second electrode and the plurality of light emitting elements; and an intermediate electrode on the first electrode and the second electrode, the intermediate electrode comprising a first area overlapping the first electrode and a second area overlapping the second electrode, the first area and the second area being integrally connected to each other.
    Type: Grant
    Filed: January 22, 2021
    Date of Patent: May 28, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyun Wook Lee, Ki Bum Kim, Jin Taek Kim, Seung Min Lee, Kwang Taek Hong, Jung Eun Hong
  • Publication number: 20240113304
    Abstract: Disclosed is a cathode for a lithium secondary battery, which has a coating layer formed on an edge portion of a cathode plate, a method of manufacturing the cathode, and a lithium secondary battery including the cathode. The cathode includes a cathode plate and a coating layer formed at an edge portion of the cathode plate, in which the cathode plate includes a cathode current collector provided with cathode tab and a cathode active material laminated on at least one surface of the cathode current collector, and the coating layer includes a conductive polymer layer and an insulating coating layer.
    Type: Application
    Filed: July 3, 2023
    Publication date: April 4, 2024
    Inventors: Won Joon JANG, Hyun Je KIM, Tae Seob OH, Seong Hwan LEE, Seung Taek LEE, Chan Sub LEE
  • Publication number: 20240097074
    Abstract: A display device includes a substrate including an emission area and a non-emission area, alignment electrodes arranged to be spaced from each other in a first direction on the substrate and extending in a second direction crossing the first direction, and pixels arranged along the second direction. Pixels adjacent to each other in the second direction from among the pixels may be configured to emit light of different colors. Each of the pixels may include first light emitting elements on the alignment electrodes and arranged along the second direction, second light emitting elements on the alignment electrodes, spaced from the first light emitting elements in the first direction, and arranged along the second direction, a first pixel electrode electrically connected to a first driving power and first ends of the first light emitting elements, a second pixel electrode spaced from the first pixel electrode in the first direction.
    Type: Application
    Filed: September 15, 2023
    Publication date: March 21, 2024
    Inventors: Myeong Hun SONG, Jang Soon PARK, Sung Geun BAE, Tae Hee LEE, Hyun Wook LEE, Kwang Taek HONG
  • Patent number: 11932549
    Abstract: It is introduced that a device of manufacturing lithium sulfate comprising: a reaction body in which a reaction of lithium phosphate and sulfuric acid is performed, the reaction body being divided into an upper space and a lower space; a pressurizer for applying pressure to the inside of the reaction body; a stirrer disposed in the upper space for stirring the lithium phosphate and sulfuric acid to produce a mixture containing lithium sulfate and phosphoric acid; and a filter disposed inside the reaction body and separating the filtrate containing the phosphoric acid into the lower space by filtering the mixture.
    Type: Grant
    Filed: August 2, 2019
    Date of Patent: March 19, 2024
    Assignees: POSCO CO., LTD, RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY
    Inventors: Juyoung Kim, Ki Young Kim, Woonkyoung Park, Jung Kwan Park, Woo Chul Jung, Kwang Seok Park, Hyun Woo Lee, Sang Won Kim, Heok Yang, Seung Taek Kuk
  • Patent number: 11916171
    Abstract: A display device includes a substrate, a first electrode and a second electrode which are spaced apart from each other in a second direction, light-emitting elements spaced apart from each other in the first direction, a first contact electrode electrically contacting the light-emitting elements, and a second contact electrode electrically contacting the light-emitting elements. The first contact electrode electrically contacts the first electrode through a first contact portion disposed on the first electrode, the second contact electrode electrically contacts the second electrode through a second contact portion disposed on the second electrode, the first contact portion is disposed on an end portion in the first direction of the first contact electrode, and the second contact portion is disposed on an end portion in the first direction of the second contact electrode.
    Type: Grant
    Filed: May 21, 2021
    Date of Patent: February 27, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyun Wook Lee, Ki Bum Kim, Jin Taek Kim, Jung Eun Hong
  • Patent number: 11529124
    Abstract: An ultrasound imaging apparatus includes an ultrasound transceiver configured to transmit an ultrasound signal to an object and receive an ultrasound echo signal reflected from the object, based on a beamforming parameter of the ultrasound imaging apparatus; and an image processor configured to generate scanning lines forming a frame based on the received ultrasound echo signal, generate sub-frames by sorting the scanning lines into respective groups having the scanning lines with similar properties, based on the beamforming parameter, perform image-processing of the generated sub-frames, and recombine the scanning lines from the image-processed sub-frames to generate an ultrasound medical image corresponding to the frame.
    Type: Grant
    Filed: January 8, 2016
    Date of Patent: December 20, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kang-won Jeon, Hyun-taek Lee, Mun-kyeong Hwang
  • Patent number: 11041945
    Abstract: Provided is an ultrasound diagnosis apparatus including a probe configured to transmit a plurality of plane waves at a plurality of steering angles and a controller configured to determine the plurality of plane waves so that a grating lobe of a synthetic transmit focusing beam pattern using the plurality of plane waves is located outside a region of interest.
    Type: Grant
    Filed: February 2, 2016
    Date of Patent: June 22, 2021
    Assignees: Samsung Electronics Co., Ltd., Sogang Universitv Research Foundation
    Inventors: Hyun-taek Lee, Tai-kyong Song, Kang-won Jeon, Yong-sup Park, Mun-kyeong Hwang, Sua Bae
  • Patent number: 10725158
    Abstract: An ultrasonic device provides a wider image to a user of the device and includes a transducer for transmitting a plane wave; and a processor for controlling the transducer to sequentially transmit plane waves in a plurality of different travelling directions and thereby extend a transmission range in which the plane waves travel, where the transducer receives a plurality of ultrasonic signals which are reflected from an object by each of the transmitted plane waves, and the processor synthesizes the plurality of received ultrasonic signals so as to image at least a predetermined partial region in the extended transmission range.
    Type: Grant
    Filed: October 13, 2016
    Date of Patent: July 28, 2020
    Assignee: Sogang University Research & Business Foundation
    Inventors: Mun-kyeong Hwang, Tai-kyong Song, Yong-sup Park, Hyun-taek Lee, Kang-won Jeon, Sua Bae
  • Publication number: 20200159333
    Abstract: Provided is an automobile dashcam and a method therefor, and more particularly, to an automobile dashcam system capable of controlling storage of image by simple motion of a user, without directly inputting a command, and a method therefor.
    Type: Application
    Filed: April 27, 2018
    Publication date: May 21, 2020
    Inventors: Jin Woo SHIN, Hyun Taek LEE, Sang Won EUM
  • Patent number: 10357228
    Abstract: An image processing method and an image processing apparatus are provided. The image processing method measures a myocardial performance index (MPI), the image processing method including: obtaining a region of interest (ROI) for measuring the MPI, based on signal levels of an input signal and an output signal of a heart spectrum image; obtaining a plurality of marker areas, within the obtained ROI, wherein at least one marker for measuring the MPI is located in each of the plurality of marker areas, based on at least one from among a feature value of the input signal and a feature value of the output signal; and obtaining the at least one marker for each of the plurality of marker areas.
    Type: Grant
    Filed: April 2, 2013
    Date of Patent: July 23, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hee-chul Yoon, Hyun-taek Lee, Hae-kyung Jung
  • Patent number: 10254391
    Abstract: Provided is a radar detector for detecting and recognizing, as a control signal, a hand gesture or a motion of a user and transferring the same to a peripheral device. The radar detector utilizes position information of GPS or GLONASS by additionally mounting a GPS receiving unit to the radar detector so as to amend malfunctions of the radar detector in environments in which interference from undesired signals may be received, such as areas of heavy jamming, downtown areas where various signals are generated, etc., and to enable a user to arbitrarily add (or delete) a notification refusal area or a notification area. The radar detector is expected to contribute to safe driving by increasing control convenience of a driver and preventing traffic accidents.
    Type: Grant
    Filed: October 26, 2015
    Date of Patent: April 9, 2019
    Assignee: JJ CORP
    Inventors: Jin Woo Shin, Hyun Taek Lee, Heung Chul Jang, Sang Won Eum
  • Patent number: 10201326
    Abstract: Disclosed is a method for operating an ultrasonic diagnostic apparatus. The method includes transmitting separate first and second ultrasonic signals to an object, receiving a first echo signal which corresponds to the first ultrasonic signal and a second echo signal which corresponds to the second ultrasonic signal, separating the received first and second echo signals in order to generate first ultrasonic data which corresponds to the first echo signal and second ultrasonic data which corresponds to the second echo signal, and displaying a first ultrasonic image which is generated based on the first ultrasonic data and a second ultrasonic image which is generated based on the second ultrasonic data. The first ultrasonic image is an ultrasonic image of a first cross-sectional surface of the object, and the second ultrasonic image is an ultrasonic image of a second cross-sectional surface of the object.
    Type: Grant
    Filed: June 23, 2014
    Date of Patent: February 12, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hee-chul Yoon, Hae-kyung Jung, Hyun-taek Lee
  • Publication number: 20180299538
    Abstract: An ultrasonic device provides a wider image to a user of the device and includes a transducer for transmitting a plane wave; and a processor for controlling the transducer to sequentially transmit plane waves in a plurality of different travelling directions and thereby extend a transmission range in which the plane waves travel, where the transducer receives a plurality of ultrasonic signals which are reflected from an object by each of the transmitted plane waves, and the processor synthesizes the plurality of received ultrasonic signals so as to image at least a predetermined partial region in the extended transmission range.
    Type: Application
    Filed: October 13, 2016
    Publication date: October 18, 2018
    Applicant: Sogang University Research & Business Foundation
    Inventors: Mun-kyeong Hwang, Tai-kyong Song, Yong-sup Park, Hyun-taek Lee, Kang-won Jeon, Sua Bae
  • Patent number: 9881125
    Abstract: A method for measuring biometrics of an object includes receiving an image of an object, modeling the object to identify a portion of the object, and measuring biometrics of the object based on a modeling result the object.
    Type: Grant
    Filed: January 4, 2013
    Date of Patent: January 30, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hae-kyung Jung, Hee-chul Yoon, Hyun-taek Lee, Yong-je Kim, Jae-hyun Kim, Myung-jin Eom
  • Publication number: 20180017669
    Abstract: Provided is an ultrasound diagnosis apparatus including a probe configured to transmit a plurality of plane waves at a plurality of steering angles and a controller configured to determine the plurality of plane waves so that a grating lobe of a synthetic transmit focusing beam pattern using the plurality of plane waves is located outside a region of interest.
    Type: Application
    Filed: February 2, 2016
    Publication date: January 18, 2018
    Applicant: Sogang University Research Foundation
    Inventors: Hyun-taek LEE, Tai-kyong SONG, Kang-won JEON, Yong-sup PARK, Mun-kyeong HWANG, Sua BAE
  • Publication number: 20170299710
    Abstract: Provided is a radar detector for detecting and recognizing, as a control signal, a hand gesture or a motion of a user and transferring the same to a peripheral device. The radar detector utilizes position information of GPS or GLONASS by additionally mounting a GPS receiving unit to the radar detector so as to amend malfunctions of the radar detector in environments in which interference from undesired signals may be received, such as areas of heavy jamming, downtown areas where various signals are generated, etc., and to enable a user to arbitrarily add (or delete) a notification refusal area or a notification area. The radar detector is expected to contribute to safe driving by increasing control convenience of a driver and preventing traffic accidents.
    Type: Application
    Filed: October 26, 2015
    Publication date: October 19, 2017
    Inventors: Jin Woo SHIN, Hyun Taek LEE, Heung Chul JANG, Sang Won EUM
  • Publication number: 20170105705
    Abstract: Disclosed are a method and an apparatus, which enhance a quality of an ultrasound image to provide an improved image. An adaptive demodulation method includes acquiring input radio frequency (RF) data, quadrature-demodulating the input RF data to output an inphase-quadrature (IQ) signal, determining a valid region for the input RF data, and estimating attenuation of a frequency of the IQ signal, based on data included in the valid region among the input RF data and performing frequency compensation corresponding to the estimated attenuation of the frequency.
    Type: Application
    Filed: March 17, 2015
    Publication date: April 20, 2017
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hee-chul YOON, Kang-won JEON, Yong-sup PARK, Hyun-taek LEE
  • Publication number: 20160287216
    Abstract: An ultrasound imaging apparatus includes an ultrasound transceiver configured to transmit an ultrasound signal to an object and receive an ultrasound echo signal reflected from the object, based on a beamforming parameter of the ultrasound imaging apparatus; and an image processor configured to generate scanning lines forming a frame based on the received ultrasound echo signal, generate sub-frames by sorting the scanning lines into respective groups having the scanning lines with similar properties, based on the beamforming parameter, perform image-processing of the generated sub-frames, and recombine the scanning lines from the image-processed sub-frames to generate an ultrasound medical image corresponding to the frame.
    Type: Application
    Filed: January 8, 2016
    Publication date: October 6, 2016
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kang-won JEON, Hyun-taek LEE, Mun-kyeong HWANG
  • Publication number: 20150011885
    Abstract: Disclosed is a method for operating an ultrasonic diagnostic apparatus. The method includes transmitting separate first and second ultrasonic signals to an object, receiving a first echo signal which corresponds to the first ultrasonic signal and a second echo signal which corresponds to the second ultrasonic signal, separating the received first and second echo signals in order to generate first ultrasonic data which corresponds to the first echo signal and second ultrasonic data which corresponds to the second echo signal, and displaying a first ultrasonic image which is generated based on the first ultrasonic data and a second ultrasonic image which is generated based on the second ultrasonic data. The first ultrasonic image is an ultrasonic image of a first cross-sectional surface of the object, and the second ultrasonic image is an ultrasonic image of a second cross-sectional surface of the object.
    Type: Application
    Filed: June 23, 2014
    Publication date: January 8, 2015
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hee-chul YOON, Hae-kyung JUNG, Hyun-taek LEE
  • Publication number: 20140371591
    Abstract: Provided are a method and apparatus for automatically detecting a mid-sagittal plane of an object by using an ultrasonic image. The method includes obtaining an ultrasonic image for detecting the mid-sagittal plane; detecting a face of the object from the ultrasonic image; detecting a landmark from the detected face; detecting landmark information which includes at least one of brightness and a form of the detected landmark; and detecting a mid-sagittal plane of the object by using the landmark information.
    Type: Application
    Filed: December 21, 2012
    Publication date: December 18, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hae-kyung Jung, Hee-chul Yoon, Hyun-taek Lee, Yong-je Kim, Jae-hyun Kim, Young-ho Moon