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).
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Patent number: 11996497Abstract: 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: GrantFiled: January 22, 2021Date of Patent: May 28, 2024Assignee: Samsung Display Co., Ltd.Inventors: Hyun Wook Lee, Ki Bum Kim, Jin Taek Kim, Seung Min Lee, Kwang Taek Hong, Jung Eun Hong
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Publication number: 20240113304Abstract: 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: ApplicationFiled: July 3, 2023Publication date: April 4, 2024Inventors: Won Joon JANG, Hyun Je KIM, Tae Seob OH, Seong Hwan LEE, Seung Taek LEE, Chan Sub LEE
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Publication number: 20240097074Abstract: 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: ApplicationFiled: September 15, 2023Publication date: March 21, 2024Inventors: Myeong Hun SONG, Jang Soon PARK, Sung Geun BAE, Tae Hee LEE, Hyun Wook LEE, Kwang Taek HONG
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Patent number: 11932549Abstract: 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: GrantFiled: August 2, 2019Date of Patent: March 19, 2024Assignees: POSCO CO., LTD, RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGYInventors: 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
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Patent number: 11916171Abstract: 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: GrantFiled: May 21, 2021Date of Patent: February 27, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyun Wook Lee, Ki Bum Kim, Jin Taek Kim, Jung Eun Hong
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Patent number: 11529124Abstract: 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: GrantFiled: January 8, 2016Date of Patent: December 20, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kang-won Jeon, Hyun-taek Lee, Mun-kyeong Hwang
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Patent number: 11041945Abstract: 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: GrantFiled: February 2, 2016Date of Patent: June 22, 2021Assignees: Samsung Electronics Co., Ltd., Sogang Universitv Research FoundationInventors: Hyun-taek Lee, Tai-kyong Song, Kang-won Jeon, Yong-sup Park, Mun-kyeong Hwang, Sua Bae
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Patent number: 10725158Abstract: 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: GrantFiled: October 13, 2016Date of Patent: July 28, 2020Assignee: Sogang University Research & Business FoundationInventors: Mun-kyeong Hwang, Tai-kyong Song, Yong-sup Park, Hyun-taek Lee, Kang-won Jeon, Sua Bae
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Publication number: 20200159333Abstract: 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: ApplicationFiled: April 27, 2018Publication date: May 21, 2020Inventors: Jin Woo SHIN, Hyun Taek LEE, Sang Won EUM
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Patent number: 10357228Abstract: 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: GrantFiled: April 2, 2013Date of Patent: July 23, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hee-chul Yoon, Hyun-taek Lee, Hae-kyung Jung
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Patent number: 10254391Abstract: 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: GrantFiled: October 26, 2015Date of Patent: April 9, 2019Assignee: JJ CORPInventors: Jin Woo Shin, Hyun Taek Lee, Heung Chul Jang, Sang Won Eum
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Patent number: 10201326Abstract: 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: GrantFiled: June 23, 2014Date of Patent: February 12, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hee-chul Yoon, Hae-kyung Jung, Hyun-taek Lee
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Publication number: 20180299538Abstract: 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: ApplicationFiled: October 13, 2016Publication date: October 18, 2018Applicant: Sogang University Research & Business FoundationInventors: Mun-kyeong Hwang, Tai-kyong Song, Yong-sup Park, Hyun-taek Lee, Kang-won Jeon, Sua Bae
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Patent number: 9881125Abstract: 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: GrantFiled: January 4, 2013Date of Patent: January 30, 2018Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hae-kyung Jung, Hee-chul Yoon, Hyun-taek Lee, Yong-je Kim, Jae-hyun Kim, Myung-jin Eom
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Publication number: 20180017669Abstract: 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: ApplicationFiled: February 2, 2016Publication date: January 18, 2018Applicant: Sogang University Research FoundationInventors: Hyun-taek LEE, Tai-kyong SONG, Kang-won JEON, Yong-sup PARK, Mun-kyeong HWANG, Sua BAE
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Publication number: 20170299710Abstract: 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: ApplicationFiled: October 26, 2015Publication date: October 19, 2017Inventors: Jin Woo SHIN, Hyun Taek LEE, Heung Chul JANG, Sang Won EUM
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Publication number: 20170105705Abstract: 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: ApplicationFiled: March 17, 2015Publication date: April 20, 2017Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hee-chul YOON, Kang-won JEON, Yong-sup PARK, Hyun-taek LEE
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Publication number: 20160287216Abstract: 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: ApplicationFiled: January 8, 2016Publication date: October 6, 2016Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kang-won JEON, Hyun-taek LEE, Mun-kyeong HWANG
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Publication number: 20150011885Abstract: 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: ApplicationFiled: June 23, 2014Publication date: January 8, 2015Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hee-chul YOON, Hae-kyung JUNG, Hyun-taek LEE
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Publication number: 20140371591Abstract: 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: ApplicationFiled: December 21, 2012Publication date: December 18, 2014Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hae-kyung Jung, Hee-chul Yoon, Hyun-taek Lee, Yong-je Kim, Jae-hyun Kim, Young-ho Moon