Patents by Inventor Dae Sung Lee

Dae Sung 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: 10901172
    Abstract: Disclosed is a camera lens assembly having a lens part and a lens carrier for moving the lens part such that the same moves forward and backward in the direction of an optical axis. The disclosed camera lens assembly comprises: a base part; a lens carrier disposed to be slidable along a direction of an optical axis in the base part; and an automatic focal point adjustment driving part having one portion installed to the base part and the remaining portion installed to the lens carrier, to drive the lens carrier to move forward and backward along the direction of the optical axis by means of an electromagnetic force, wherein a part of the lens carrier and a part of the base part are convex-concave-coupled to each other, and a plurality of bearings are arranged on the convex-concave-coupled portion.
    Type: Grant
    Filed: February 6, 2017
    Date of Patent: January 26, 2021
    Assignee: MICRO ACTUATOR CO., LTD.
    Inventors: Myung-won Choi, Dae-soon Lim, Hak-ku Yoon, Dong-sung Lee
  • Patent number: 10897013
    Abstract: Provided is an organic electric element including an electron blocking layer and a hole transport layer capable of improving the luminous efficiency, stability, and lifetime of the organic electric element, and an electronic device including the same.
    Type: Grant
    Filed: September 12, 2016
    Date of Patent: January 19, 2021
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Mun Jae Lee, Bum Sung Lee, Sun Hee Lee, Soung Yun Mun, Dae Sung Kim, Jae Taek Kwon
  • Publication number: 20210013288
    Abstract: A display device includes a base substrate; an organic layer disposed on the base substrate; and a first conductive layer disposed on the organic layer, wherein the first conductive layer includes a plurality of stacked films, the plurality of stacked films include a first conductive film disposed directly on the organic layer and a second conductive film disposed on the first conductive film, and the first conductive film has an oxygen concentration higher than an oxygen concentration of the second conductive film.
    Type: Application
    Filed: June 12, 2020
    Publication date: January 14, 2021
    Inventors: Sang Gab KIM, Tae Sung KIM, Joon Geol LEE, Hyun Min CHO, Dae Won CHOI, Yun Jong YEO
  • Publication number: 20200409744
    Abstract: A workflow engine framework for creating a single-domain adaptive and a cross-domain adaptive workflow engine platform is disclosed. The single-domain adaptive workflow engine framework is allocated to each of two or more different signal domains and forms a cross-domain adaptive workflow engine framework. Here, the single-domain adaptive workflow engine framework includes a resource management unit configured to manage resources including engine components and workflow property specification components; a system configuration unit configured to create an engine by assembling the property specification components; and a system control unit configured to drive and execute one or more engines.
    Type: Application
    Filed: September 16, 2020
    Publication date: December 31, 2020
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Yeon Hee LEE, Hyun Jae KIM, Ho Sung LEE, Dae Won KIM, Hyun Joong KANG, Soon Hyun KWON, Woong Shik YOU, Nae Soo KIM, Sun Jin KIM, Young Min KIM, Hoo Young AHN, Cheol Sig PYO
  • Publication number: 20200403263
    Abstract: The present invention is a method for manufacturing a secondary battery. An electrode assembly and an electrolyte are accommodated into a body of a battery case. The body of the battery case has an accommodation part and a gas pocket part, and a passage that extends from the accommodation part to the outside discharges an internal gas from the accommodation part through the gas pocket part. The battery case is seated in a seating step on a support block, which has an inclined part on a side surface thereof, to support the battery case. The body is pressed to discharge a gas accommodated in the accommodation part through the gas pocket part in the battery case. This method allows easy discharging of internal gas while reducing discharge of the electrolyte with the gas.
    Type: Application
    Filed: December 7, 2018
    Publication date: December 24, 2020
    Applicant: LG CHEM, LTD.
    Inventors: Dong Hun BAE, Hyo Jin PARK, Suk Hyun HONG, Joon Sung BAE, Beom Koon LEE, Dae Bong LIM, Jin Woo HEO
  • Publication number: 20200387033
    Abstract: Disclosed is a backlight unit. The disclosed backlight unit comprises: a light guide plate; and a light source module configured to emit light to a light incident surface formed on at least one side of the light guide plate, wherein the light source module comprises: a printed circuit board; and a connector connected to multiple light sources arranged on the printed circuit board and to the printed circuit board, so as to transfer electric power thereto, and the connector may comprise a gap-retaining member arranged between the printed circuit board and the light guide plate, so that the light sources and the light incident surface are spaced apart from each other by a predetermined optical distance.
    Type: Application
    Filed: August 22, 2018
    Publication date: December 10, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yong-sung YOO, Dae-yong KIM, Hyung-ki KIM, Kim-hong Lee, Duk-Jin JEON, Tae-hee JEON
  • Publication number: 20200384656
    Abstract: A parallel type integrated actuator is proposed. The actuator includes: a driving unit composed of a first motor, a second motor, a third motor, and a fourth motor; a first shaft, a second shaft, and a third shaft, each shaft being inserted into each other through a hollow structure and forming a co-axis, each shaft being capable of rotating relative to each other in an inserted state, and each shaft having the other end part thereof extending outside the driving unit; an distal end part disposed outside the driving unit and on which an actuator is mounted; a first link part, a second link part, and a third link part allowing the distal end part to rotate in pitching, yawing, and rolling directions; and a universal link part connecting the fourth rotor, which is a rotor of the fourth motor, and the distal end part to each other.
    Type: Application
    Filed: January 8, 2019
    Publication date: December 10, 2020
    Inventors: Jae Ho Noh, Jae Yong Lee, Dae Je Kim, Jae Sung Kwon, Woo Sung Yang, Jin Ho Yang, Hyun Kuk Lim
  • Publication number: 20200365815
    Abstract: The organic electric element comprising a compound represented by Formula 1 as material of an emission-auxiliary layer and an electronic device thereof are disclosed, and by comprising the compound represented by Formula 1 in an emission-auxiliary layer, the driving voltage of the organic electric element can be lowered, and the luminous efficiency and life time of the organic electric element can be improved.
    Type: Application
    Filed: October 12, 2018
    Publication date: November 19, 2020
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Dae Hwan OH, Dae Sung KIM, Moo Jin PARK, Jeong Seok KIM, Sun Hee LEE
  • Patent number: 10839819
    Abstract: Provided is an apparatus and method for encoding/decoding audio based on a block. A method of encoding an audio signal may include dividing each of frame of input signal that constitute an audio signal into a plurality of subframes; transforming the subframes to a frequency domain; determining a two-dimensional (2D) intra block using the subframes transformed to the frequency domain; and encoding the 2D intra block. The 2D intra block may be a block that two-dimensionally displays frequency coefficients of the subframes transformed to the frequency domain using a time and a frequency.
    Type: Grant
    Filed: March 21, 2017
    Date of Patent: November 17, 2020
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Seung Kwon Beack, Tae Jin Lee, Jongmo Sung, Mi Suk Lee, Dae Young Jang, Jin Soo Choi
  • Patent number: 10840374
    Abstract: A method of forming a semiconductor device can be provided by forming an opening that exposes a surface of an elevated source/drain region. The size of the opening can be reduced and a pre-amorphization implant (PAI) can be performed into the elevated source/drain region, through the opening, to form an amorphized portion of the elevated source/drain region. A metal-silicide can be formed from a metal and the amorphized portion.
    Type: Grant
    Filed: July 3, 2018
    Date of Patent: November 17, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chung-Hwan Shin, Sang-Bom Kang, Dae-Yong Kim, Jeong-Ik Kim, Chul-Sung Kim, Je-Hyung Ryu, Sang-Woo Lee, Hyo-Seok Choi
  • Publication number: 20200359010
    Abstract: A video encoding method and apparatus and a video decoding method and apparatus are provided. The video encoding method includes: prediction encoding in units of a coding unit as a data unit for encoding a picture, by using partitions determined based on a first partition mode and a partition level, so as to select a partition for outputting an encoding result from among the determined partitions; and encoding and outputting partition information representing a first partition mode and a partition level of the selected partition. The first partition mode represents a shape and directionality of a partition as a data unit for performing the prediction encoding on the coding unit, and the partition level represents a degree to which the coding unit is split into partitions for detailed motion prediction.
    Type: Application
    Filed: July 27, 2020
    Publication date: November 12, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chang-Hyun LEE, Tammy Lee, Jianle Chen, Dae-sung Cho, Woo-jin Han, Il-koo Kim
  • Publication number: 20200339769
    Abstract: Disclosed herein are a polyamide-imide film which is transparent and exhibits superior mechanical properties such as surface hardness, etc. and a method of preparing the same. The polyamide-imide film a copolymer of an aromatic diamine, an aromatic dianhydride, and an aromatic dicarbonyl compound, wherein the aromatic diamine and the aromatic dianhydride forms an imide unit; the aromatic diamine and the aromatic dicarbonyl compound forms an amide unit; and the amide unit accounts for 50-70 mol % of 100 mol % of the units of the copolymer, thereby exhibiting transparency and superior mechanical properties including surface hardness.
    Type: Application
    Filed: April 11, 2017
    Publication date: October 29, 2020
    Inventors: Jin Woo LEE, Dong Jin LIM, Jae In AHN, Jong Ho LEE, Sang Il KIM, Sun Hwan KIM, Dae Sung OH, Dawoo JEONG
  • Publication number: 20200331728
    Abstract: In accordance with the present invention, an elevator core structure includes an elevator frame (120) separated from a main frame (110) and extending in a longitudinal direction of the main frame (110), and a guide frame (130) formed on an inner surface of the elevator frame (120). Here, the elevator frame (120) may be formed by stacking a plurality of frame segments (121), and a guide frame unit (131) forming the guide frame (130) may be mounted to one surface of each of the frame segments (121). The present invention exhibits an effect of early-constructing the elevator frame regardless of a construction schedule of a main frame of a building.
    Type: Application
    Filed: October 17, 2018
    Publication date: October 22, 2020
    Applicant: SAMSUNG C&T CORPORATION
    Inventors: Dae Joong KIM, Wha Sung KIM, Yong Ku KIM, Jae Eun JUNG, Yeon Kyu PARK, Sang Hee LEE, Nan Hee LEE
  • Patent number: 10810861
    Abstract: Provided are a real-time acceleration sensor calibration apparatus for measuring a movement of a vehicle and an acceleration sensor calibration method, the acceleration sensor calibration apparatus including an acceleration sensor configured to measure a triaxial acceleration value, a gyroscope configured to measure a triaxial angular velocity value, an acceleration data calibrator configured to primarily transform a vector of the measured acceleration value using a gravity vector calculated based on the triaxial acceleration value and the triaxial angular velocity value measured by the acceleration sensor and the gyroscope, and a communicator configured to transmit information related to the movement of the vehicle to a server based on calibrated acceleration data.
    Type: Grant
    Filed: April 9, 2018
    Date of Patent: October 20, 2020
    Assignee: SUNTECH INTERNATIONAL LTD.
    Inventors: Jung Hun Kim, Sun A Kim, Dae Sung Lee, Jai Chang Yang
  • Patent number: 10811478
    Abstract: An organic light-emitting diode display device includes a pixel electrode, a pixel-defining layer, an organic emission layer, and a counter electrode. The pixel-defining layer includes an opening partially exposing the pixel electrode. The organic emission layer is disposed on the pixel electrode. The organic emission layer is disposed in the opening. The counter electrode is disposed on the organic emission layer. The counter electrode opposes the pixel electrode. The pixel-defining layer includes a first pixel-defining layer and a second pixel-defining layer. The first pixel-defining layer is disposed on the pixel electrode and includes an inorganic material. The second pixel-defining layer is disposed on the first pixel-defining layer and includes an organic material. A sidewall of the first pixel-defining layer that is closest to the opening is aligned with a sidewall of the second pixel-defining layer that is closest to the opening.
    Type: Grant
    Filed: April 3, 2019
    Date of Patent: October 20, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dae Won Choi, Tae Wook Kang, Kyeong Su Ko, Sang Gab Kim, Tae Sung Kim, Joon Geol Lee, Hyun Min Cho
  • Patent number: 10805224
    Abstract: A parallel scheduling apparatus includes an information managing unit generating a first request information for scheduling, a first scheduling unit performing first scheduling and then generating first matching information on the basis of the first request information, and a second scheduling unit performing second scheduling on the basis of the first request information and the first matching information. The parallel scheduling has an advantage of improving the scheduling performance and lowering the implementation complexity, ensuring low delay and transmission fairness among VOQs at low input traffic, being applied to all scheduling algorithms that perform existing multi-iterations, and providing efficient scheduling in a packet switch having a long RTT time or having a very short time slot or cell size, such as an optical switch.
    Type: Grant
    Filed: September 5, 2018
    Date of Patent: October 13, 2020
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Kyeong Eun Han, Dae Ub Kim, Chan Sung Park, Jong Tae Song, Kwang Joon Kim, Joon Ki Lee
  • Publication number: 20200302875
    Abstract: A display device includes: a display panel including a plurality of pixels; a scan driver configured to supply a scan signal to the pixels through a scan line; and a timing controller configured to control a pulse width of the scan signal according to a display luminance of the display panel.
    Type: Application
    Filed: January 31, 2020
    Publication date: September 24, 2020
    Inventors: Yong Sung PARK, Won Jang KI, Dae Hyun NOH, Min Su LEE, Seung Bin LEE
  • Publication number: 20200286976
    Abstract: An organic light emitting diode display is described which includes a substrate having a display area and a non-display area; a metal layer disposed on the non-display area of the substrate, an insulating layer, a voltage line disposed on the gate insulating layer and receiving a driving voltage, a second voltage line disposed on the gate insulating layer and receiving a low driving voltage, an organic insulating layer, and a cathode electrode disposed on the organic insulating layer. The second voltage line and the cathode electrode are electrically connected to each other through an opening formed in the organic insulating layer, and the first voltage line or the second voltage line is electrically connected to the metal layer through an opening formed in the gate insulating layer.
    Type: Application
    Filed: February 7, 2020
    Publication date: September 10, 2020
    Inventors: DAE-HYUN NOH, YONG SUNG PARK, WON JANG KI, DONG-HYUN LEE, MIN SU LEE, SEUNG BIN LEE
  • Patent number: 10771779
    Abstract: A video encoding method and apparatus and a video decoding method and apparatus are provided. The video encoding method includes: prediction encoding in units of a coding unit as a data unit for encoding a picture, by using partitions determined based on a first partition mode and a partition level, so as to select a partition for outputting an encoding result from among the determined partitions; and encoding and outputting partition information representing a first partition mode and a partition level of the selected partition. The first partition mode represents a shape and directionality of a partition as a data unit for performing the prediction encoding on the coding unit, and the partition level represents a degree to which the coding unit is split into partitions for detailed motion prediction.
    Type: Grant
    Filed: August 12, 2019
    Date of Patent: September 8, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chang-Hyun Lee, Tammy Lee, Jianle Chen, Dae-sung Cho, Woo-jin Han, Il-koo Kim
  • Patent number: 10756237
    Abstract: A light emitting diode including a first conductive type semiconductor layer, a mesa disposed on the first conductive type semiconductor layer, the mesa including an active layer and a second conductive type semiconductor layer, a reflective electrode disposed on the mesa and configured to be in ohmic-contact with the second conductive type semiconductor layer, a current spreading layer disposed on the mesa and the reflective electrode, the current spreading layer including a first portion configured to be in ohmic-contact with an upper surface of the first conductive type semiconductor layer, a first n-contact region spaced apart from a second n-contact region with the mesa disposed between the first and second n-contact regions, and an insulation layer including a first opening exposing the reflective electrode between the first and second n-contact regions. The first and second n-contact regions have a second opening that exposes the first conductive type semiconductor layer.
    Type: Grant
    Filed: September 16, 2019
    Date of Patent: August 25, 2020
    Assignee: Seoul Viosys Co., Ltd.
    Inventors: Jong Hyeon Chae, Jong Min Jang, Won Young Roh, Daewoong Suh, Dae Sung Cho, Joon Sup Lee, Kyu Ho Lee, Chi Hyun In