Patents by Inventor Seung Kyu Lee

Seung Kyu 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: 20200279876
    Abstract: A semiconductor device includes a substrate having a first surface and a second surface opposite to the first surface. A device isolation layer which defines a first region, a second region, and a support region in the substrate. The second region has a smaller width than the first region, and the support region is between the first region and the second region. A photoelectric conversion element is in the first region. The support region is continuous with the first region and the second region. The device isolation layer has an integral insulation structure which extends through the substrate from the first surface of the substrate to the second surface of the substrate.
    Type: Application
    Filed: August 14, 2019
    Publication date: September 3, 2020
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jae Kyu LEE, Ji Yoon Kim, Seung Sik Kim, Min Woong Seo, Ji Youn Song
  • Publication number: 20200280627
    Abstract: An electronic device is provided that includes a wireless communication device configured to connect with wireless external devices. The electronic device obtains information regarding the wireless external devices. Before and after a call connection event, it is determined whether each of the wireless external devices includes a microphone based on the information. In response to receiving the call connection event, when it is determined that only one of the wireless external devices includes a microphone, an audio input is obtained from the one of the wireless external devices that includes the microphone. In response to receiving the call connection event, when it is determined that at least two of the wireless external devices each include a respective microphone, an audio input is selectively obtained from a microphone of one of the at least two of the plurality of wireless external devices.
    Type: Application
    Filed: May 18, 2020
    Publication date: September 3, 2020
    Inventors: Sang-Kyu PARK, Seung-Yup Lee, Jung-Ho Park, Soo-Ho Song
  • Publication number: 20200279518
    Abstract: A display device includes a processor and a display panel for receiving observation grayscale values from the processor. The display panel includes a data driver for applying data voltages to data lines, a target pixel coupled to at least one of the data lines, and observation pixels each coupled to at least one of the data lines, and located adjacent to the target pixel. The display panel applies a first data voltage to the target pixel, when the observation grayscale values for the observation pixels exceed a reference value. The display panel applies a second data voltage to the target pixel, when at least one of the observation grayscale values does not exceed the reference value. The first data voltage and the second data voltage are different from each other.
    Type: Application
    Filed: January 2, 2020
    Publication date: September 3, 2020
    Inventors: SI BEAK PYO, Seung Kyu Lee, Hyun Jung Son, Yoon Gyu Lee
  • Patent number: 10764790
    Abstract: Provided is a communication method of a coordinator in a wireless networks system that uses a reservation-based media access control (MAC). The communication method includes receiving, from a source device, a frame that requests a reservation resource for a relay device, to enable a frame that the source device transmits to a destination device to be relayed via the relay device, and allocating the reservation resource for the relay device, in response to the request.
    Type: Grant
    Filed: February 23, 2018
    Date of Patent: September 1, 2020
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Hyoung Jin Kwon, Yong Sun Kim, Kap Seok Chang, Seung Eun Hong, Sung Geun Jin, Woo Yong Lee, Hyun Kyu Chung
  • Patent number: 10761378
    Abstract: A liquid crystal display device including a display area, a non-display area surrounding the display area and including a first non-display area disposed on a first side, in a first direction, of the display area and a second non-display area disposed on a second side, in the first direction, of the display area, a first substrate including a first base and a plurality of spacers that are disposed on a first surface of the first base, a second substrate disposed on the first substrate, and a liquid crystal layer disposed between the first and second substrates. The spacers include first spacers, having a first thickness, disposed in the non-display area and second spacers, having a second thickness greater than the first thickness, disposed in the non-display area. A number of second spacers disposed in a first non-display area is different from a number of second spacers disposed in a second non-display area.
    Type: Grant
    Filed: May 13, 2018
    Date of Patent: September 1, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ki Pyo Hong, Wan Namgung, Woo Sung Sohn, Ki Won Park, Seung Kyu Lee, In Woo Kim
  • Patent number: 10752092
    Abstract: The present invention relates to a vehicular heat pump system and, more specifically, to a vehicular heat pump system having a chiller for heat exchanging cooling water circulating through vehicle electrical equipment (200), a refrigerant discharged from an outdoor heat exchanger so as to flow through a first bypass line (R1), and a refrigerant discharged from an indoor heat exchanger, thereby: in the air conditioner mode, increasing sub-cool while the refrigerant discharged from the indoor heat exchanger is first cooled at the chiller and then is second cooled at the outdoor heat exchanger such that the flow rate of refrigerants increases and cooling performance is improved; in the heat pump mode, allowing the refrigerant discharged from the indoor heat exchanger to ensure sub-cool in the chiller so as to increase the flow rate of refrigerants, and allowing the refrigerant discharged from the outdoor heat exchanger to receive an additional heating source from the chiller so as to improve heating performance;
    Type: Grant
    Filed: March 15, 2016
    Date of Patent: August 25, 2020
    Assignee: HANON SYSTEMS
    Inventors: Young Ho Choi, Chan Joo Maeng, Seung Ho Lee, Jung Jae Lee, Hak Kyu Kim, Sung Ho Kang, Jae Min Lee
  • Patent number: 10756799
    Abstract: Disclosed are: a communication technique for merging, with the Internet of Things (IoT) technology, a 5th-generation (5G) communication system for supporting a data transmission rate higher than that of a 4th-generation (4G) system; and a system therefor. The disclosure can be applied to intelligent services (for example, smart home, smart building, smart city, smart car or connected car, health care, digital education, retailing, security and safety related services) on the basis of 5G communication technology and IoT related technology.
    Type: Grant
    Filed: October 21, 2016
    Date of Patent: August 25, 2020
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Hoon-Dong Noh, Cheol-Kyu Shin, Dong-Han Kim, Young-Woo Kwak, Youn-Sun Kim, Jin-Young Oh, Young-Bum Kim, Seung-Hoon Choi, Sang-Min Ro, Tae-Han Bae, Ju-Ho Lee
  • Patent number: 10755289
    Abstract: Provided are an electronic device and an operating method thereof. The electronic device includes: a communication interface; a processor configured to output information of at least one product while a broadcast program for advertisement or sale is being displayed, control, in response to an external input for a selection from the information output, the communication interface to access a server storing shopping broadcast content produced for advertisement or sale corresponding to the selection, and output the shopping broadcast content received from the server by using streaming. The electronic device includes an external input interface configured to receive the external input.
    Type: Grant
    Filed: February 14, 2018
    Date of Patent: August 25, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seung-gi Seo, San-baek Kim, Ho-hyeon Lee, Seung-ho Choi, Byeong-kyu Park, Ji-yeon Park
  • Patent number: 10753879
    Abstract: Provided is a method for measuring the concentration of bis(2,4,4-trimethylpentyl) phosphinic acid using ICP-OES, the method including the steps of: (a) decomposing and dissolving an organic solvent into an acid; (b) preparing a phosphorus reference solution and producing a calibration curve using the phosphorus reference solution; and (c) measuring the phosphorus concentration (mg/L) of the solution of step (a) using the calibration curve of step (b) and calculating the concentration (v/v %) of bis(2,4,4-trimethylpentyl) phosphinic acid in the organic solvent using the phosphorus concentration.
    Type: Grant
    Filed: July 8, 2019
    Date of Patent: August 25, 2020
    Assignee: KOREA RESOURCES CORPORATION
    Inventors: Seung Ho Lee, Young Hun Kim, Jeon Woong An, Youn Kyu Yi
  • Publication number: 20200265769
    Abstract: A source driver includes a gamma voltage generation circuit. The gamma voltage generation circuit generates a gamma voltage and varies a gamma voltage based on a drive frequency. A data voltage generation circuit generates a data voltage based on the gamma voltage.
    Type: Application
    Filed: January 13, 2020
    Publication date: August 20, 2020
    Inventors: SI BEAK PYO, Seung Kyu Lee
  • Publication number: 20200260791
    Abstract: According to an embodiment of the present disclosure, an aerosol generating apparatus having a feedback control function includes a heater configured to heat an aerosol generating substrate to generate an aerosol; a controller configured to generate a control signal for controlling power supplied to the heater; a switch configured to perform a switching operation based on the control signal to supply the power to the heater; and a comparison signal calculator configured to receive a signal by the switching operation to calculate a comparison target signal, wherein the controller is further configured to generate a cut-off signal for stopping the switching operation of the switch based on a comparison value calculated by comparing the comparison target signal with a reference signal exceeding a preset range.
    Type: Application
    Filed: August 10, 2018
    Publication date: August 20, 2020
    Applicant: KT&G CORPORATION
    Inventors: Jae Min LEE, Hun II LIM, Sang Kyu PARK, Seung Won LEE, Hyung Jin JUNG, Young Je KIM
  • Patent number: 10748482
    Abstract: A display device includes: an organic light emitting diode (OLED); a pixel circuit configured to control an amount of a current flowing from a first power voltage to the OLED; and a gate line and a data line that are connected to the pixel circuit, the pixel circuit including: an auxiliary transistor including a gate electrode electrically connected to the data line and a first electrode and a second electrodes connected to the gate line, the first electrode and the second electrode of the auxiliary transistor being electrically connected to each other.
    Type: Grant
    Filed: January 23, 2019
    Date of Patent: August 18, 2020
    Assignee: Samsung Display Co., Ltd
    Inventors: Jong Won Park, Seung-Kyu Lee, Hyun Woong Kim
  • Patent number: 10748979
    Abstract: A display device may include a scan line, a data line, a power line, a substrate, a transistor, a light emitting device, a light shielding member, and a shielding layer. The scan line extends in a first direction and may transfer a scan signal. The data line extends in a second direction and may transfer a data signal. The power line is spaced from the data line and may transfer a driving voltage. The light emitting device is electrically connected to the transistor. The light shielding member is disposed between the substrate and the transistor. The shielding layer is electrically connected to the power line. The light shielding member includes a body member and a bridge member. The body member overlaps the transistor. The bridge member extends in the second direction from the body member and overlaps the shielding layer.
    Type: Grant
    Filed: February 11, 2019
    Date of Patent: August 18, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dong Soo Kim, Won Kyu Kwak, Hyun Woong Kim, Joong Soo Moon, Seung Woo Sung, Seung Kyu Lee, Jung Hun Yi
  • Publication number: 20200258753
    Abstract: A plasma processing apparatus may include a lower electrode supporting a wafer; a focus ring surrounding an edge of the lower electrode and having a ring shape; and an edge ring disposed in a position lower than a position of the focus ring. The focus ring may include a lower region and an upper region disposed on the lower region, and the upper region increases in electrical conductivity as the upper region is closer to the lower region.
    Type: Application
    Filed: October 9, 2019
    Publication date: August 13, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jun Soo LEE, Yoshihisa Hirano, Jae Hoon Kim, Young Jin Noh, Sung Moon Park, Seung Kyu Lim, Kyeong Seok Jeong, Hyung Kyu Choi
  • Publication number: 20200258702
    Abstract: A gas circuit breaker of a gas-insulated switchgear is proposed. The gas circuit breaker includes a driving part (10) that operates when fault current occurs, and a fixed part (20) that is coupled to and separated from the driving part (10), thereby establishing electric connection. The driving part (10) includes a first main electrode (12) and a first arc electrode (14). The fixed part (20) includes a second main electrode (22) that is coupled to and separated from the first main electrode (12). The fixed part (20) also includes a second arc electrode (24). The first arc electrode (14) and the second arc electrode (24) are separated after separation of the first and second main electrodes (12, 22), thereby generating an arc. A first activation lever (30) is connected to a first connection link (19). A second activation lever (40) is connected to the first activation lever (30).
    Type: Application
    Filed: May 28, 2018
    Publication date: August 13, 2020
    Inventors: Seung Kyu LEE, Kwang Jin KIM, So Hae CHOI, Chang Hwan YANG, Won Ho CHOI
  • Publication number: 20200247216
    Abstract: A vehicle headliner is equipped with an air vent system, which includes a vent base member having a surface which faces a roof panel and on which a roof duct is mounted. The vent base member has multiple vent holes so that a fluid is sprayed toward a vehicle interior. A breathable surface layer is mounted on a surface of the vent base member which is exposed to the vehicle interior. The vent base member may include a polyurethane foam, fiberglass mats, which are attached to both surfaces of the polyurethane foam by glue, respectively, and non-woven fabrics, which are attached through hot melt films to surfaces of the fiberglass mats, respectively, which are opposite to the surfaces attached to the polyurethane foam.
    Type: Application
    Filed: February 1, 2019
    Publication date: August 6, 2020
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, DAEHAN SOLUTION CO., LTD
    Inventors: Min Ho Cho, Jin Ho Hwang, Dae Ig Jung, Seung Hyeok Chang, Choong Ho Kwon, Soon Kyu Lee, Kang Hee Jo
  • Patent number: 10733935
    Abstract: A display device may include: a first pixel including first and second sub-pixels coupled to first and second data lines; a data driver which supplies data signals to first and second output lines; and a switch unit which distributes the data signals to the first and the second data lines. The first and the second sub-pixels are line-symmetrical with each other. Each of the first and the second sub-pixels may include: an OLED; a first transistor which controls a driving current flowing from a first power supply to a second power supply via the OLED, in response to a voltage supplied to a node connected thereto; emission control transistors which are turned on when an emission control signal is supplied; and a reference transistor which couples a shielding layer overlapping a corresponding data line to the first power supply when the emission control signal is supplied thereto.
    Type: Grant
    Filed: May 15, 2019
    Date of Patent: August 4, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung Ji Cha, Seung Kyu Lee, Kyung Hoon Kim, Mi Hae Kim, Jae Du Noh, Jae Sic Lee
  • Patent number: 10732775
    Abstract: A touch sensor may include a substrate and may include electrode units, first demultiplexers, second demultiplexers, and driving pads all located on the substrate. The electrode units each may include a plurality of electrode groups, the electrode groups each including a plurality of touch electrodes. The first demultiplexers each may include a plurality of sub-demultiplexers and each may be electrically connected to a corresponding one of the electrode units. Each of the sub-demultiplexers of a first demultiplexer may be electrically connected to a corresponding one of the electrode groups of a corresponding electrode unit. The second demultiplexers may be connected between the first demultiplexers and the driving pads.
    Type: Grant
    Filed: March 29, 2018
    Date of Patent: August 4, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hwa Jeong Kim, Jae Sic Lee, Na Yun Kwak, Dong Hwan Kim, Seung Woo Sung, Min Kyu Woo, Min Ku Lee, Seong Jun Lee, Sang Jin Pak, Sang Hyun Jun
  • Publication number: 20200242326
    Abstract: An electronic device includes: a fingerprint input unit located in one area of the electronic device to receive a fingerprint of a user; and a controller configured to control a display unit to display information on a fingerprint registration progress situation in correspondence to a plurality of fingerprints that are sequentially input to the fingerprint input unit, determine whether a fingerprint of the user is to be registered according to the fingerprint registration progress situation information, and register a fingerprint of the user by using at least some of the plurality of fingerprints. A fingerprint registration progress situation can be identified when a fingerprint is registered.
    Type: Application
    Filed: April 13, 2020
    Publication date: July 30, 2020
    Inventors: Seung-Yun LEE, Young-Hoon KWAK, Dong-Kyu KIM, Je-Yeong JEONG
  • Publication number: 20200234629
    Abstract: A display device includes a pixel unit including first pixels in a first pixel area, second pixels in a second pixel area, and third pixels in a third pixel area; a first scan driver including first multiplexers configured to operate in response to a first mode and a second mode different from the first mode, and to supply first scan signals to first scan lines connected to the first pixels; a second scan driver configured to supply second scan signals to second scan lines connected to the second pixels; and a third scan driver including second multiplexers configured to operate in response to the first mode and the second mode, and to supply third scan signals to third scan lines connected to the third pixels.
    Type: Application
    Filed: April 3, 2020
    Publication date: July 23, 2020
    Inventors: Jae Sic LEE, Min Woo BYUN, Jae Du NOH, Min Kyu WOO, Seung Yeon CHO