Patents by Inventor Seung Jae Lee

Seung Jae 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).

  • Semiconductor devices including a device isolation region in a substrate and/or fin
    Patent number: 10566326
    Abstract: Semiconductor devices are provided. A semiconductor device includes a semiconductor substrate. The semiconductor device includes first and second source/drain regions in the semiconductor substrate. Moreover, the semiconductor device includes a multi-layer device isolation region in the semiconductor substrate between the first and second source/drain regions. The multi-layer device isolation region includes a protruding portion that protrudes away from the semiconductor substrate beyond respective uppermost surfaces of the first and second source/drain regions.
    Type: Grant
    Filed: July 6, 2017
    Date of Patent: February 18, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dae Young Kwak, Ki Byung Park, Kyoung Hwan Yeo, Seung Jae Lee, Kyung Yub Jeon, Seung Seok Ha, Sang Jin Hyun
  • Continuous variable valve duration apparatus and engine provided with the same
    Patent number: 10563551
    Abstract: A continuous variable valve duration apparatus may include a camshaft, a cam unit on which a cam is formed, of which the camshaft is inserted thereto and of which a relative phase angle with respect to the camshaft is variable, an inner bracket transmitting rotation of the camshaft to the cam unit, a wheel housing in which the inner bracket is rotatably inserted, on which a guide groove parallel to the camshaft is formed, and on which a guide hole vertical to the camshaft is formed, a guide portion including a guide shaft inserted into the guide hole for guiding movement of the wheel housing and a control portion including a control shaft disposed parallel to the camshaft and inserted into the guide groove, and the control portion selectively rotating the control shaft for the relative position of the wheel housing with respect to the camshaft to be changed.
    Type: Grant
    Filed: November 8, 2017
    Date of Patent: February 18, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: You Sang Son, Ingee Suh, Kiyoung Kwon, In Sang Ryu, Kyoung Pyo Ha, Dongheon Park, Wootae Kim, Back Sik Kim, Seung Jae Lee
  • Continuously variable valve duration apparatus and engine provided with the same
    Patent number: 10550738
    Abstract: A continuously variable valve duration apparatus may include: a camshaft; a cam unit on which a cam is formed, and the camshaft inserted to the cam; an inner wheel for transmitting rotation of the camshaft to the cam unit; a wheel housing into which the inner wheel is rotatably inserted and movable perpendicular to the camshaft; a guide shaft on which a guide screw thread is formed and disposed perpendicular to the camshaft; a worm wheel formed with an inner screw thread for engaging with the guide screw thread, and the worm wheel disposed within the wheel housing; and a control shaft on which a control worm for engaging with the worm wheel is formed.
    Type: Grant
    Filed: October 24, 2018
    Date of Patent: February 4, 2020
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: You Sang Son, Ingee Suh, Kiyoung Kwon, In Sang Ryu, Kyoung Pyo Ha, Dongheon Park, Wootae Kim, Back Sik Kim, Seung Jae Lee
  • MAGNETIC MEMORY DEVICE
    Publication number: 20200035279
    Abstract: Embodiments provide a magnetic memory device and a method of writing a magnetic memory device. The magnetic memory device includes a magnetic tunnel junction including a reference layer, a free layer and a tunnel barrier layer between the reference and free layers, and a first conductive line adjacent to the free layer. A first spin-orbit current having a frequency decreasing with time flows through the first conductive line. The writing method includes applying the first spin-orbit current having the frequency decreasing with time to the first conductive line.
    Type: Application
    Filed: October 3, 2019
    Publication date: January 30, 2020
    Inventors: Woo Chang LIM, Kyung-Jin LEE, Gyungchoon GO, Seung-Jae LEE
  • Machine learning method and apparatus
    Patent number: 10546209
    Abstract: A machine learning method for learning how to form bounding boxes, performed by a machine learning apparatus, includes extracting learning images including a target object among a plurality of learning images included in a learning database, generating additional learning images in which the target object is rotated from the learning images including the target object, and updating the learning database using the additional learning images.
    Type: Grant
    Filed: December 8, 2017
    Date of Patent: January 28, 2020
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Seung Jae Lee, Hyung Kwan Son, Keun Dong Lee, Jong Gook Ko, Weon Geun Oh, Da Un Jung
  • Stiffener package and method of fabricating stiffener package
    Patent number: 10535536
    Abstract: A wafer level fan out package includes a semiconductor die having a first surface, a second surface, and a third surface. A stiffener is disposed on the third surface of the semiconductor die. A conductive via passes through the stiffener. First and second electrically conductive patterns electrically connected to the conductive via are disposed on the first and second surfaces of the semiconductor die and stiffener. Solder balls are electrically connected to the first or second electrically conductive patterns.
    Type: Grant
    Filed: March 5, 2019
    Date of Patent: January 14, 2020
    Assignee: Amkor Technology, Inc.
    Inventors: Jin Young Kim, Doo Hyun Park, Seung Jae Lee
  • CIRCUIT FOR DETECTING CRACK IN DISPLAY AND ELECTRONIC DEVICE INCLUDING SAME
    Publication number: 20190392743
    Abstract: An electronic device disclosed herein includes a cover glass, a display panel exposed through the cover glass, a flexible substrate extending from a periphery of the display panel and bent and positioned on a rear surface of the display panel, a display driver integrated circuit (DDI) disposed on the flexible substrate, a sensing circuit disposed on the flexible substrate and electrically connected with the display driver integrated circuit, signal lines that transmit a signal to sub-pixels arranged on the display panel, and a sensing line passing through a peripheral portion of the display panel and the flexible substrate and electrically connected with at least some of the signal lines through the sensing circuit.
    Type: Application
    Filed: March 27, 2018
    Publication date: December 26, 2019
    Inventors: Seung Jae LEE, Su Yeon KIM, Young Man LEE, Woon Bo YEO, Nam Hyeon JEON
  • ELECTRONIC DEVICE PACKAGE AND FABRICATING METHOD THEREOF
    Publication number: 20190393258
    Abstract: Various aspects of the present disclosure provide a semiconductor device, for example comprising a finger print sensor, and a method for manufacturing thereof. Various aspects of the present disclosure may, for example, provide an ultra-slim finger print sensor having a thickness of 500 ?m or less that does not include a separate printed circuit board (PCB), and a method for manufacturing thereof.
    Type: Application
    Filed: May 28, 2019
    Publication date: December 26, 2019
    Inventors: Jin Young Kim, No Sun Park, Yoon Joo Kim, Seung Jae Lee, Se Woong Cha, Sung Kyu Kim, Ju Hoon Yoon
  • Gate driver and display device including the same
    Patent number: 10504416
    Abstract: A gate driver includes a plurality of shift registers and a plurality of connection controllers. The shift registers are connected to a plurality of gate lines of a stretchable display panel, respectively. The shift registers are grouped into a plurality of shift register groups. N adjacent shift registers constitute each of the shift register groups, where N is an integer greater than or equal to 2. The connection controllers change a connection structure of the N adjacent shift registers included in the each of the shift register groups according to whether the stretchable display panel is stretched.
    Type: Grant
    Filed: March 15, 2019
    Date of Patent: December 10, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung-Jae Lee, Tae-Jin Kim, Sung-Yeon Cho, Myung-Ho Lee
  • Silicon-Carbide-Sintered Body having Oxidation-Resistant Layer and Method of Manufacturing the Same
    Publication number: 20190367415
    Abstract: Provided is a silicon-carbide-sintered body in which plural crystal grains including silicon carbide are densely formed so as to be adjacent to each other. Sc and Y elements are present in a rich phase at a triple point at which interfaces of the crystal grains forming the sintered body meet each other without solid-solution of the elements in the crystal grains. Accordingly, sintering is feasible at a temperature of 1950° C. or lower, and an EB layer including a rare-earth-Si oxide containing the Sc and Y elements is formed on a surface thereof without an EB coating process, and is also formed up to the inner region of a silicon carbide base, resulting in strong three-dimensional bonding, so that the possibility of peeling of the EB layer is reduced and a new EB layer is formed even when peeling occurs, increasing the resistance to corrosion of the silicon carbide material.
    Type: Application
    Filed: February 26, 2019
    Publication date: December 5, 2019
    Applicant: KEPCO NUCLEAR FUEL CO., LTD.
    Inventors: Kwang-young Lim, Seung-jae Lee, Yeon-soo Na, Tae Sik Jung
  • EM SENSOR AND MOBILE DEVICE INCLUDING THE SAME
    Publication number: 20190370678
    Abstract: An electromagnetic (EM) sensor includes a front-end module, a memory, and a microcontroller unit. The front-end module generates an electromagnetic signal using externally introduced electromagnetic waves. The memory stores a first reference signal and a second reference signal generated from multiple probability models required to recognize the electromagnetic signal. The microcontroller unit compares the electromagnetic signal with the first reference signal and the second reference signal, to determine whether the electromagnetic signal is a valid signal.
    Type: Application
    Filed: January 9, 2019
    Publication date: December 5, 2019
    Inventors: SEUNG JAE LEE, MYOUNG OH KI, LONG YAN
  • APPARATUS FOR AMPLIFICATING NUCLEIC ACID AND FLUORESCENCE-DETECTING DEVICE
    Publication number: 20190358637
    Abstract: The present invention relates to an apparatus for performing a nucleic acid amplification reaction and a fluorescence detection device for reaction analysis. The nucleic acid amplification apparatus of the present invention uses a plurality of blocks having different reaction temperatures by independent temperature control and the movement between the blocks is performed along sliding recesses formed in the blocks, enabling to greatly shorten the total amplification time (TAT). In the fluorescence detection device of the present invention, the positions of the light source and the photodetector are very unique for the reaction vessel in which an excitation light is provided and an emission light is generated.
    Type: Application
    Filed: June 30, 2017
    Publication date: November 28, 2019
    Inventors: Jong Yoon CHUN, Seung Jae LEE
  • DISPLAY MODULE INCLUDING A LIGHT DIFFUSION AGENT AND DISPLAY APPARATUS HAVING THE SAME
    Publication number: 20190361660
    Abstract: A display module and a display apparatus having the same are provided. The display module including a circuit board, a plurality of light emitting device packages disposed on the circuit board and electrically coupled to the circuit board, and a coating unit coated with coating solution containing a light diffusion agent covers the plurality of light emitting device packages and fills in a gap between the plurality of light emitting device packages, wherein the coating unit further includes at least one first light diffusion part that is curvedly formed on a surface of the coating unit onto which light emitted from the light emitting device packages is incident.
    Type: Application
    Filed: August 13, 2019
    Publication date: November 28, 2019
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jae-sang KIM, Jee-su PARK, Eun-lai LEE, Jae-min LEE, Tae-hyeun HA, Suk HYUN, Cheoul-young KIM, Seung-Jae LEE
  • ELECTROMAGNETIC SENSOR AND MOBILE DEVICE INCLUDING THE SAME
    Publication number: 20190361140
    Abstract: An electromagnetic (EM) sensor includes a front end module generating an EM signal using electromagnetic waves transmitted from an external source, a sensor memory storing a portion of a plurality of machine learning models used to recognize the EM signal, and a microcontroller unit for recognizing the external electronic device emitting the electromagnetic waves by inputting feature values extracted from the EM signal to the machine learning models. If the machine learning models stored in the sensor memory are not able to recognize the external device, the feature values may be transmitted to a main processor, and the main processor may compare the feature values to another set of machine learning models.
    Type: Application
    Filed: March 13, 2019
    Publication date: November 28, 2019
    Inventors: SEUNG JAE LEE, SOO YONG KIM, SUN JOO HONG
  • Magnetic memory device and method of writing magnetic memory device
    Patent number: 10482939
    Abstract: Embodiments provide a magnetic memory device and a method of writing a magnetic memory device. The magnetic memory device includes a magnetic tunnel junction including a reference layer, a free layer and a tunnel barrier layer between the reference and free layers, and a first conductive line adjacent to the free layer. A first spin-orbit current having a frequency decreasing with time flows through the first conductive line. The writing method includes applying the first spin-orbit current having the frequency decreasing with time to the first conductive line.
    Type: Grant
    Filed: November 27, 2017
    Date of Patent: November 19, 2019
    Assignees: SAMSUNG ELECTRONICS CO., LTD., KOREA UNIVERSITY Research and Business Foundation
    Inventors: Woo Chang Lim, Kyung-Jin Lee, Gyungchoon Go, Seung-Jae Lee
  • Phosphor composition, light-emitting device package including same, and lighting device
    Patent number: 10479932
    Abstract: According to an embodiment, a phosphor composition and a light-emitting device package including the same includes a first phosphor excited by an excited light source so as to emit light of a first wavelength area; a second phosphor excited by the excited light source so as to emit light of a second wavelength area; and a third phosphor excited by the excited light source so as to emit light of a third wavelength area. Therefore, light emitted from the phosphor composition has an improved color rendering index due to an increase in the intensity of light in a cyan wavelength area, and has an improved light velocity due to a shortened wavelength of light in a red wavelength area.
    Type: Grant
    Filed: April 28, 2017
    Date of Patent: November 19, 2019
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Ji Wook Moon, Woo Seuk Song, Seung Jae Lee, Jin Sung Kim
  • STIFFENER PACKAGE AND METHOD OF FABRICATING STIFFENER PACKAGE
    Publication number: 20190341269
    Abstract: A wafer level fan out package includes a semiconductor die having a first surface, a second surface, and a third surface. A stiffener is disposed on the third surface of the semiconductor die. A conductive via passes through the stiffener. First and second electrically conductive patterns electrically connected to the conductive via are disposed on the first and second surfaces of the semiconductor die and stiffener. Solder balls are electrically connected to the first or second electrically conductive patterns.
    Type: Application
    Filed: March 5, 2019
    Publication date: November 7, 2019
    Inventors: Jin Young Kim, Doo Hyun Park, Seung Jae Lee
  • APPARATUS AND METHOD FOR SEARCHING FOR BUILDING BASED ON IMAGE AND METHOD OF CONSTRUCTING BUILDING SEARCH DATABASE FOR IMAGE-BASED BUILDING SEARCH
    Publication number: 20190332625
    Abstract: An apparatus and method for searching for a building on the basis of an image and a method of constructing a building search database (DB) for image-based building search. The method includes constructing a building search DB, receiving a query image from a user terminal, detecting a region to which a building belongs in the query image, extracting features of the region detected in the query image, and searching the building search DB for a building matching the extracted features. Therefore, building search performance can be improved.
    Type: Application
    Filed: January 14, 2019
    Publication date: October 31, 2019
    Inventors: Keun Dong LEE, Seung Jae LEE, Jong Gook KO, Hyung Kwan SON, Weon Geun OH, Da Un JUNG
  • Server and method for providing city street search service
    Patent number: 10430459
    Abstract: A server for providing a city street search service includes a street information database configured to store city street images, a feature selection unit configured to select at least one feature according to a predetermined criterion when a city street image for searching and two or more features for the image are received from a user terminal, a candidate extraction unit configured to extract a candidate list of a city street image, a feature matching unit configured to match the city street image for registration included in the extracted candidate list and the at least one selected feature, and a search result provision unit configured to provide the user terminal with a result of the matching as result information regarding the city street image for searching.
    Type: Grant
    Filed: October 24, 2016
    Date of Patent: October 1, 2019
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Seung Jae Lee, Keun Dong Lee, Hyung Kwan Son, Weon Geun Oh, Da Un Jung, Young Ho Suh, Wook Ho Son, Won Young Yoo, Gil Haeng Lee
  • Display module including a light diffusion agent and display apparatus having the same
    Patent number: 10423380
    Abstract: A display module and a display apparatus having the same are provided. The display module including a circuit board, a plurality of light emitting device packages disposed on the circuit board and electrically coupled to the circuit board, and a coating unit coated with coating solution containing a light diffusion agent covers the plurality of light emitting device packages and fills in a gap between the plurality of light emitting device packages, wherein the coating unit further includes at least one first light diffusion part that is curvedly formed on a surface of the coating unit onto which light emitted from the light emitting device packages is incident.
    Type: Grant
    Filed: May 27, 2016
    Date of Patent: September 24, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jae-sang Kim, Jee-su Park, Eun-lai Lee, Jae-min Lee, Tae-hyeun Ha, Suk Hyun, Cheoul-young Kim, Seung-jae Lee