Patents by Inventor In-Seop Lee

In-Seop 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: 20210075390
    Abstract: A reflectionless frequency filter circuit is provided. The reflectionless frequency filter circuit may include a first partial circuit including a first inductor and a first resistor connected in parallel with the first inductor, a first inverter connected in parallel with the first partial circuit, and a third partial circuit connected in series with the first inverter, and the third partial circuit may include a third inductor and a third resistor formed in a branch line between the first inverter and the third inductor.
    Type: Application
    Filed: September 9, 2020
    Publication date: March 11, 2021
    Applicant: Korea University Research and Business Foundation
    Inventors: Ju Seop LEE, Jongheun LEE
  • Patent number: 10907789
    Abstract: A light-emitting device includes a substrate including a first electrode group and a second electrode group, a first light emitting unit, a second light emitting unit, and a side wall. The first light emitting unit is provided on the upper surface of the substrate and electrically connected to the first electrode group. The second light emitting unit is provided on the upper surface of the substrate and electrically connected to the second electrode group. The side wall surrounds the first light-emitting unit and the second light-emitting unit. The first light emitting unit and the second light emitting unit are arranged side by side such that a separation space between the first light emitting unit and the second light emitting unit is smaller than a space between the second light emitting unit and an outer peripheral surface of the side wall.
    Type: Grant
    Filed: April 17, 2020
    Date of Patent: February 2, 2021
    Assignee: SEOUL SEMICONDUCTOR CO., LTD.
    Inventors: Yoon Seop Lee, Da Hye Kim, Sang Hong Lee, Byoung Kyu Park, Dae Wook Kim, Jae Hyun Park
  • Publication number: 20210024369
    Abstract: Provided is a method for inhibiting extractant degradation comprising preparing step, extracting step and scrubbing step, the method including: (a) the preparing step of a DSX solvent by adjusting the extractant concentration of the DSX solvent to a specific range; (b) the extracting step of metal included in the feed solution by adjusting the ratio of the organic (solvent) and an aqueous (solution) as a feed solution; (c) the scrubbing step of adjusting the zinc concentration of the solution using zinc sulfate; and (d) stripping step.
    Type: Application
    Filed: July 26, 2019
    Publication date: January 28, 2021
    Inventors: Jeon Woong AN, Youn Kyu YI, Gwang Seop LEE, Young Hun KIM
  • Patent number: 10886443
    Abstract: A light emitting device package includes a light emitting device that generates light, a body frame including a cavity in which the light emitting device is mounted, a molding material that fills the cavity, and absorbing pigments that convert the light generated by the light emitting device. The absorbing pigments have a peak value within a wavelength range of 490 to 520 nm and a full width at half maximum (FWHM) of 40 to 70 nm.
    Type: Grant
    Filed: August 10, 2018
    Date of Patent: January 5, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang Kyun Im, Tetsuya Shigeta, Ho Seop Lee, Seong-Phil Cho
  • Patent number: 10868038
    Abstract: A memory device may include multiple channel regions extending in a direction perpendicular to an upper surface of a substrate, a plurality of gate electrode layers and a plurality of insulating layers stacked on the substrate to be adjacent at least a portion of the plurality of channel regions, an interlayer insulating layer disposed on the plurality of gate electrode layers, a plurality of cell contact plugs passing through the interlayer insulating layer. Each of the plurality of cell contacts is connected to each of the plurality of gate electrode layers. A vertical insulating layer extends from the interlayer insulating layer disposed between the plurality of channel regions and the plurality of cell contact plugs and has a portion surrounded by at least one of the plurality of gate electrode layers.
    Type: Grant
    Filed: July 9, 2019
    Date of Patent: December 15, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seok Cheon Baek, Young Woo Kim, Dong Sik Lee, Min Yong Lee, Woong Seop Lee
  • Publication number: 20200350464
    Abstract: The present disclosure relates to a display apparatus including a substrate, a thin film transistor disposed on the substrate, a first insulating layer disposed on a source electrode and a drain electrode of the thin film transistor, a light emitting diode disposed on the first insulating layer to emit light toward the substrate, a second insulating layer disposed on the first insulating layer to surround the light emitting diode, an upper electrode disposed on the second insulating layer, and a driver IC chip disposed above the upper electrode to be connected to the upper electrode. According to the above configuration, the driver IC chip is disposed on the back side of a light emitting surface of a display panel, so that a bezel is capable of being minimized or omitted, and manufacturing of the display apparatus is easy and manufacturing costs is reduced.
    Type: Application
    Filed: November 9, 2018
    Publication date: November 5, 2020
    Applicant: SAMSUNG ELECTONICS CO., LTD.
    Inventors: Sang Min SHIN, Oh Jae KWON, Ho Seop LEE
  • Patent number: 10825377
    Abstract: A display apparatus, including a display panel which includes a light emitting element, a storage configured to store a plurality of compensation coefficients corresponding to a plurality of gray levels according to a parasitic capacitance of the light emitting element, and a processor configured to obtain a compensation coefficient from the plurality of compensation coefficients based on at least one of a position of a scan line and a gray level of scan data, compensate the gray level of the scan data based on the obtained compensation coefficient, and drive the light emitting element based on the compensated gray level.
    Type: Grant
    Filed: December 15, 2017
    Date of Patent: November 3, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ho-seop Lee, Do-young Kwag, Tetsuya Shigeta, Seong-phil Cho
  • Patent number: 10801931
    Abstract: Disclosed are a system for pretreatment of sample and a method for controlling the same. The system for pretreatment of sample, including: a holder storage unit having a module holder on which a sample pretreatment module is seated; a cartridge accommodating portion for loading a cartridge therein, wherein the sample accommodated in a chamber of the sample pretreatment module is discharged and loaded into the cartridge; a magnetic force generating unit for generating a magnetic force to rotate the permanent magnet provided in the sample pretreatment module; and a penetration and discharge unit for penetrating the penetration membrane in the sample pretreatment module and discharging the sample by pressing the moving unit of the cap.
    Type: Grant
    Filed: August 30, 2016
    Date of Patent: October 13, 2020
    Assignee: NANOENTEK, INC.
    Inventors: Hyoung-Seop Lee, Sung-Hun Hong
  • Patent number: 10747558
    Abstract: Screen splitting may be utilized in various applications, such as image or video compression, high efficiency video coding (HEVC), block classification of videos or images, remote desktop transfer, and the like. The methods presented herein can be applied to split an image or a desktop screen into non-overlapping blocks of equal size.
    Type: Grant
    Filed: June 5, 2019
    Date of Patent: August 18, 2020
    Assignee: UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITY
    Inventors: Eui Nam Huh, Jin-Seop Lee, Jun Young Park, MD Abu Layek
  • Publication number: 20200256526
    Abstract: A light-emitting device includes a substrate including a first electrode group and a second electrode group, a first light emitting unit, a second light emitting unit, and a side wall. The first light emitting unit is provided on the upper surface of the substrate and electrically connected to the first electrode group. The second light emitting unit is provided on the upper surface of the substrate and electrically connected to the second electrode group. The side wall surrounds the first light-emitting unit and the second light-emitting unit. The first light emitting unit and the second light emitting unit are arranged side by side such that a separation space between the first light emitting unit and the second light emitting unit is smaller than a space between the second light emitting unit and an outer peripheral surface of the side wall.
    Type: Application
    Filed: April 17, 2020
    Publication date: August 13, 2020
    Applicant: SEOUL SEMICONDUCTOR CO., LTD.
    Inventors: Yoon Seop LEE, Da Hye KIM, Sang Hong LEE, Byoung Kyu PARK, Dae Wook KIM, Jae Hyun PARK
  • Patent number: 10739738
    Abstract: A method for managing an air conditioner is provided. The method includes determining a power consumption pattern of the air conditioner while controlling the air conditioner, based on at least one power consumption factor, calculating a threshold value of power consumption according to an operating time of the air conditioner based on distribution information of the determined power consumption pattern, determining whether a current power consumption is within a threshold value range of the calculated threshold value of power consumption, and generating and transmitting a signal to a manager server if the current power consumption is not within the threshold value range.
    Type: Grant
    Filed: October 7, 2015
    Date of Patent: August 11, 2020
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Sungmok Seo, Dong Seop Lee, Chungsuk Han, Kwanwoo Song, Hyejung Cho
  • Publication number: 20200210045
    Abstract: An embodiment provides a touch sensing device configured to divide one driving cycle into two parts and to summate or subtract touch sensing data regarding respective parts, thereby removing periodic noise.
    Type: Application
    Filed: December 17, 2019
    Publication date: July 2, 2020
    Inventors: Mohamed Gamal Ahmed MOHAMED, Mun Seok KANG, Hee Jin LEE, Jun Seop LEE, Kyung Min SHIN
  • Patent number: 10655801
    Abstract: A light emitting device and a vehicular lamp are provided. The light emitting device comprises: a first light emitting unit; a second light emitting unit separated from the first light emitting unit; and a sidewall surrounding side surfaces of the first and second light emitting units while adjoining the side surfaces of the first and second light emitting units, wherein the first light emitting unit and the second light emitting unit emit light have different peak wavelengths.
    Type: Grant
    Filed: June 17, 2019
    Date of Patent: May 19, 2020
    Assignee: Seoul Semiconductor Co., Ltd.
    Inventors: Yoon Seop Lee, Da Hye Kim, Sang Hong Lee, Byoung Kyu Park, Dae Wook Kim, Jae Hyun Park
  • Publication number: 20200139291
    Abstract: The present invention provides a wet-laid non-woven fabric for a hydrocarbon trap of an air cleaner or gasoline engine, wherein powdery activated carbon having specific physical properties, pulp, a synthetic fiber having specific physical properties and a carbon binder are used as basic materials to prepare a web type non-woven fabric; and this fabric is formed into a wet-laid non-woven fabric having a predetermined thickness through compressing, so that: when using the fabric in an air cleaner, this may adsorb volatile oil vapor such as hydrocarbon contained in evaporation gases generated from a fuel of the engine, and then, desorb the same when driving the engine, thereby preventing outflow of the hydrocarbon as a main cause of air pollution to an outside; and further, damage to a passenger in a vehicle due to hydrocarbon gas may be minimized, and a manufacturing method thereof.
    Type: Application
    Filed: November 5, 2018
    Publication date: May 7, 2020
    Inventors: Kwang Jin Joo, Jae Min Lee, Young Seop Lee, Hye-Joon Park
  • Patent number: 10625667
    Abstract: An external vehicle notification information system may include a projector illuminating generated information using a light source, a lens transmitting the information, a reflector reflecting partial information of the information toward the lens, and a screen displaying the partial information transmitted from the lens.
    Type: Grant
    Filed: October 10, 2018
    Date of Patent: April 21, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Jin-Young Yoon, Kyu-Nam Jeon, Dong-Ho Kwon, Jong-Min Park, Jung-Wook Lim, Moon-Seop Lee
  • Patent number: 10593251
    Abstract: A display panel including a plurality of pixel circuits is provided. Each of the plurality of pixel circuits includes a light emitting unit including a light emitting element; a control circuit configured to control a light emitting duration of the light emitting element based on an input end voltage; a first switching element connected between an input end and an output end of the control circuit; and a signal input unit including a second switching element and configured to transmit an input signal to the input end of the control circuit. The first switching elements of each of the plurality of pixel circuits are configured to simultaneously turn on or off.
    Type: Grant
    Filed: April 13, 2018
    Date of Patent: March 17, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Tetsuya Shigeta, Sang-young Park, Ho-seop Lee
  • Publication number: 20200057521
    Abstract: Various embodiments may provide an electronic device comprising a touch display, wherein the touch display comprises: a substrate; a plurality of common electrodes arranged at predetermined intervals on the substrate and used for both liquid crystal alignment and touch wiring; a liquid crystal layer disposed on the common electrodes; and a color filter disposed on the liquid crystal layer and including a plurality of unit pixels arranged at predetermined intervals by using a low-resistance black matrix (BM) layer disposed on the rear surface thereof, wherein the BM layer is formed of a low-resistance material, and at least a partial region of the BM layer is electrically connected to the ground of the substrate.
    Type: Application
    Filed: October 19, 2017
    Publication date: February 20, 2020
    Inventors: Dong-Seop LEE, Jong-Hun AN
  • Patent number: 10553609
    Abstract: A semiconductor device includes a substrate, a first gate structure including first gate electrodes that are vertically stacked on the substrate, first channels penetrating the first gate structure to contact the substrate, a second gate structure including a channel connection layer on the first gate structure and second gate electrodes on the channel connection layer, second channels penetrating the second gate structure to contact the first channels, respectively, and separation regions penetrating the second gate structure and the first gate structure and extending in a first direction. The second gate electrodes are vertically stacked on the channel connection layer. The channel connection layer is between the separation regions and has at least one sidewall that is spaced apart from sidewalls of the separation regions.
    Type: Grant
    Filed: October 2, 2018
    Date of Patent: February 4, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Woong Seop Lee, Byung Kwan You, Jae Woo Kwak
  • Patent number: 10546681
    Abstract: An electronic component includes a magnetic body; and a coil pattern embedded in the magnetic body, the coil pattern including an internal coil part having a spiral shape and a lead part connected to an end of the internal coil part and exposed to an external surface of the magnetic body. The lead part includes at least two regions having different thicknesses, and the thickness of at least a portion of the lead part having a relatively thin thickness is thinner than a thickness of the internal coil part.
    Type: Grant
    Filed: May 15, 2019
    Date of Patent: January 28, 2020
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Dong Jin Jeong, Kyung Seop Lee, Yong Un Choi, Kyung Min Son
  • Patent number: 10530020
    Abstract: Provided is a cartridge suitable for sensing a voltage of a battery cell through a center region and an edge, wherein two battery cells are provided in an upper portion and a lower portion so as to increase energy density, and a battery module including the cartridge. The cartridge includes: a mount frame including a pair of through windows provided sequentially in a length direction, and a lower sliding board, a lead mounting board, and an upper sliding board sequentially provided in a width direction between the pair of through windows; and cooling fins respectively covering the pair of through windows, wherein the lower sliding board and the upper sliding board are respectively provided on left and right of the lead mounting board to diagonally face each other.
    Type: Grant
    Filed: June 13, 2016
    Date of Patent: January 7, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Jeong-Seop Lee, Jong-Woon Choi, Sun-Mo An, Seung-Hun Jung