Patents by Inventor Sang Wook Lee

Sang Wook 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: 20200163261
    Abstract: Provided is a method for manufacturing an electromagnetic interference shielding film comprising an electromagnetic interference shielding layer, the method comprising the steps of: preparing a metal nanoplate solution comprising a solvent in which metal nanoplates are dispersed; and coating the metal nanoplate solution on a substrate.
    Type: Application
    Filed: December 24, 2018
    Publication date: May 21, 2020
    Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Ho-Koang CHOI, Byung Joon MOON, Dong Su LEE, Sukang BAE, Seoung-Ki LEE, Sang Hyun LEE, Tae-Wook KIM
  • Patent number: 10658880
    Abstract: An electronic device performing communication with a powerless sensor is provided. The electronic device includes a wireless charging module configured to wirelessly transmit power to a powerless sensor; and a communication module configured to receive data that is sensed in the powerless sensor using the wirelessly transmitted power.
    Type: Grant
    Filed: March 4, 2016
    Date of Patent: May 19, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dong-Zo Kim, Sang-Wook Kwon, Ki-Young Kim, Sung-Bum Park, Byoung-Hee Lee
  • 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
  • Patent number: 10650816
    Abstract: An artificial intelligence voice interactive system may provide various services to a user in response to a voice command. The system may perform at least one of: receiving user speech from a user; transmitting the received user speech to the central server; receiving at least one of control signals and audio and video answers, which are generated based on an analysis and interpretation result of the user speech, from at least one of the central server, the internal service servers, and the external service servers; and outputting the received audio and video answers through at least one of speakers and a display coupled to the user interactive device and controlling at least one device according to the control signals.
    Type: Grant
    Filed: January 16, 2018
    Date of Patent: May 12, 2020
    Assignee: KT CORPORATION
    Inventors: Sang-Wook Lee, Hyun-Jung Kang, Sun-Jong Kwon, Mi-Hee Kim, Jin-Han Kim, Gyu-Tae Baek, Joo-Won Sung, Kyeong-Jin Oh, Jin-Young Oh, Ji-Hui Im, Du-Seong Chang, Won-Seock Choi
  • Patent number: 10651896
    Abstract: Provided is a device for transmitting wireless power. The wireless power transmitting device includes a communication unit, a power receiving unit, and a processor. The processor is configured to obtain, through the communication unit, communication establishment information and location information associated with a wireless charging area from a tag device, establish, through the communication unit, communication with a wireless power transmitting device based on the communication establishment information, and control to transmit the location information to the wireless power transmitting device. The power receiving unit wirelessly receives the power from the wireless power transmitting device after the communication unit transmits the location information.
    Type: Grant
    Filed: January 4, 2019
    Date of Patent: May 12, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sang-Wook Lee, Jae-Hyuck Shin
  • Publication number: 20200143145
    Abstract: An electronic apparatus for illuminating and photographing a user's face and a control method thereof are provided. The electronic apparatus includes a camera configured to photograph a user's face, a transceiver configured to perform communication with a user terminal, and at least one processor configured to photograph the user's face a plurality of times on the basis of a plurality of photographing parameters to obtain a plurality of images, extract face regions corresponding to each of the plurality of images photographed on the basis of the plurality of photographing parameters, synthesize the extracted user's face regions with each other to create a synthesized image, and control the transceiver to transmit data on the synthesized image to the user terminal for the purpose of skin analysis for the user's face.
    Type: Application
    Filed: January 6, 2020
    Publication date: May 7, 2020
    Inventors: Jin-gu JEONG, Sang-wook YOO, Yong-joon CHOE, Ha-ram O, Sang-hyun LEE, Kyong-tae PARK
  • Publication number: 20200139886
    Abstract: An inflatable warning system for roads that enables the user to warn the rear driver by expanding an inflatable tube, which is a warning system. More specifically, when the driver pulls the handle of the gas injector formed on the main body, the compressed gas stored in a gas container is instantaneously injected to the inflatable tube, and the warning system expanded by the injected compressed gas stands up, thereby notifying the rear driver to recognize the warning system to prevent an accident.
    Type: Application
    Filed: July 22, 2019
    Publication date: May 7, 2020
    Inventors: Bo Kyung Lee, Sang Wook Lee
  • Publication number: 20200144829
    Abstract: A charger integrated circuit for charging a battery device including a first battery and a second battery connected to each other in series. The charger integrated circuit includes a first charger to be connected to a connection node between the first and second batteries, a second charger to be connected between the input voltage terminal and a high voltage terminal of the battery device, and a balancing circuit to balance voltages of the first and second batteries. The first charger is to provide a first charge current to the connection node in a first charge mode. The second charger is to directly charge the battery device by providing a second charge current to the high voltage terminal in a second charge mode.
    Type: Application
    Filed: August 13, 2019
    Publication date: May 7, 2020
    Inventors: Sung-woo LEE, Sang-bin MOON, Hyoung-seok OH, Jung-wook HEO
  • Publication number: 20200141343
    Abstract: An engine control method for a vehicle may include a temperature securing determination step of determining, by a controller, whether an exhaust gas temperature before a turbine of a turbocharger is normally secured; a basic determination step of, when the exhaust gas temperature before the turbine is normally secured, obtaining, by the controller, a first compensation torque according to a current state of the vehicle from a first compensation torque map according to the exhaust gas temperature before the turbine, an engine operation mode, engine speed, and atmospheric pressure; and an engine control step of, when the exhaust gas temperature before the turbine is normally secured, determining, by the controller, a final compensation torque on the basis of the first compensation torque and controlling engine torque at a value which is obtained by subtracting the final compensation torque from engine full-load torque.
    Type: Application
    Filed: May 17, 2019
    Publication date: May 7, 2020
    Inventors: Hyun Wook SHIN, Sang Moo LEE, Seung Suk YOON
  • Patent number: 10642437
    Abstract: An electronic device is provided. The electronic device includes a touchscreen, at least one processor electrically connected with the touchscreen, and a memory electrically connected with the processor. The memory may store instructions executed to enable the at least one processor to display a first window for running a first application and a second window for running a second application on the touchscreen, display a virtual keypad on a portion of the first window and a portion of the second window corresponding to a first input to a focused window of the first window and the second window, and vary a size of the virtual keypad corresponding to a second input to the virtual keypad.
    Type: Grant
    Filed: September 3, 2019
    Date of Patent: May 5, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sun-Young Park, Jeong-Won Ko, Joong-Hun Kwon, Chang-Hwan Kim, Sang-Deuk Nam, Seung-Wook Nam, Myoung-Soo Park, Kyung-Jun Lee, Dong-Oh Lee, Jun-Won Jung, Hui-Chul Yang, Hyun-Yeul Lee, Soojin Jeong Lim
  • Patent number: 10642399
    Abstract: A display device is disclosed. In one aspect, the display device includes a substrate including a display area and a non-display area adjacent to the display area and a display member formed over the substrate in the display area. The display device also includes an encapsulation layer formed over the display member and encapsulating the display member together with the substrate and a plurality of first touch lines formed over the encapsulation layer in the display area. The first touch lines extend in a first direction. The display device further includes a plurality of second touch lines formed on the same layer as the first touch lines in the display area. The second touch lines extend in the first direction and are spaced apart from the first touch lines.
    Type: Grant
    Filed: September 6, 2019
    Date of Patent: May 5, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yong-Hwan Park, Jong Seok Kim, Chi Wook An, Seong Jun Lee, Sang Hyun Jun
  • Publication number: 20200132962
    Abstract: Embodiments provide a lens moving apparatus including a bobbin including a first coil disposed on an outer circumferential surface thereof, a housing provided with first and second magnets for moving the bobbin by interaction with the first coil, upper and lower elastic members each coupled to both the bobbin and the housing, and a first position sensor for detecting a sum of intensities of magnetic fields of the first and second magnets, wherein the first position sensor is disposed in a space between the first magnet and the second magnet when the bobbin is disposed at an initial position.
    Type: Application
    Filed: December 26, 2019
    Publication date: April 30, 2020
    Inventors: Sang Ok PARK, Jun Taek LEE, Byung Wook SON, Sang Jun MIN, Kyoung Ho YOO
  • Publication number: 20200124766
    Abstract: The present invention relates to an apparatus for calibrating temperature and humidity of a radio-sonde to be adapted to the upper air environment using an upper air simulation chamber including: an isotemperature-isohumidity unit calibrating temperature and humidity measured via the radio-sonde; a sunlight generation unit coupled to the isotemperature-isohumidity unit and generating sunlight to be irradiated to the isotemperature-isohumidity unit; an air supply unit coupled to the isotemperature-isohumidity unit and controlling the pressure and temperature of atmospheric air, allowing supplying air to the isotemperature-isohumidity unit; a sonic nozzle coupled to the isotemperature-isohumidity unit and creating an air flow set at below a set pressure; and a vacuum pump coupled to the isotemperature-isohumidity unit and discharging air which penetrates the isotemperature-isohumidity unit.
    Type: Application
    Filed: March 20, 2019
    Publication date: April 23, 2020
    Applicant: Korea Research Institute of Standards and Science
    Inventors: Yong-Gyoo Kim, In-Seok Yang, Sang-Bong Woo, Byung-Il Choi, Sang-Wook Lee, Woong Kang, Youn-Kyun Oh, Sung-Hun Kim, Seong-Chong Park, Young-Hee Lee
  • Publication number: 20200124820
    Abstract: Embodiments provide a lens moving apparatus including housing to support a driving magnet, a bobbin provided at an outer circumferential surface thereof with a coil located inside the driving magnet, the bobbin being moved in a first direction parallel to an optical axis within the housing via electromagnetic interaction between the driving magnet and the coil, a lower elastic member to connect a lower portion of the housing and a lower portion of the bobbin to each other, both ends of the coil being electrically connected to the lower elastic member, the lower elastic member having a first terminal electrically connected to an external power source so as to supply external power to the ends of the coil, and a printed circuit board provided at one side surface of the housing, the printed circuit board having a second terminal electrically connected to the external power source.
    Type: Application
    Filed: December 18, 2019
    Publication date: April 23, 2020
    Inventors: Jun Taek LEE, Sang Ok PARK, Byung Wook SON, Seong Min LEE
  • Publication number: 20200127209
    Abstract: The present invention relates to an organic light emitting diode comprising: a first electrode; a second electrode facing the first electrode; a hole injecting layer or a hole transport layer, which is interposed between the first electrode and the second electrode; and a light emitting layer, wherein the hole injecting layer or the hole transport layer comprises at least one type of amine compound represented by chemical formula A or chemical formula B, and the chemical formula A and the chemical formula B are the same as those included in the description of the invention.
    Type: Application
    Filed: July 11, 2018
    Publication date: April 23, 2020
    Inventors: Soon-Wook CHA, Sang-Woo PARK, Jung-Ho YOO, Yoona SHIN, Yu-Rim LEE, Sung Woo KIM, Jiwon LEE
  • Publication number: 20200127363
    Abstract: A double loop antenna includes a source loop comprising: a spiral-shaped conductive source coil pattern disposed on a top surface of a board, and a source capacitor pattern comprising symmetrical conductive patterns disposed on the top surface and a bottom surface of the board; and a resonance loop comprising: a spiral-shaped conductive resonance coil pattern disposed on the bottom surface of the board, and a resonance capacitor pattern comprising symmetrical conductive patterns disposed on the top surface and the bottom surface of the board, wherein the source coil pattern and the resonance coil pattern are formed on different surfaces of the board.
    Type: Application
    Filed: December 20, 2019
    Publication date: April 23, 2020
    Applicant: WITS Co., Ltd.
    Inventors: Sang Beom LEE, Hyung Wook Cho, Jun Seung Yi, Yu Jin Lee, Jae Suk Sung, Dae Ki Lim, Seung Hun Ryu, Ki Won Chang, Jae Hyoung Cho, Si Hyung Kim
  • Publication number: 20200119341
    Abstract: A spinel-structured lithium manganese-based positive electrode active material includes a lithium manganese oxide represented by Formula 1, and a coating layer which is disposed on a surface of the lithium manganese oxide and includes at least one coating element selected from the group consisting of aluminum, titanium, tungsten, boron, fluorine, phosphorus, magnesium, nickel, cobalt, iron, chromium, vanadium, copper, calcium, zinc, zirconium, niobium, molybdenum, strontium, antimony, bismuth, silicon, and sulfur, and a positive electrode and a lithium secondary battery which include the positive electrode active material, Li1+aMn2?bM1bO4?cAc ??[Formula 1] wherein, in Formula 1, M1 is at least one metallic element including lithium (Li), A is at least one element selected from the group consisting of fluorine, chlorine, bromine, iodine, astatine, and sulfur, 0?a?0.2, 0<b?0.5, and 0?c?0.1.
    Type: Application
    Filed: November 6, 2018
    Publication date: April 16, 2020
    Applicant: LG Chem, Ltd.
    Inventors: So Ra Baek, Wang Mo Jung, Min Suk Kang, Sang Wook Lee, Eun Sol Lho, Wen Xiu Wang
  • Patent number: 10618467
    Abstract: A method for providing an omnidirectional image of the surroundings of a vehicle including distance information comprises a plurality of mono cameras placed at different positions of a vehicle's obtaining a plurality of images with different field of views; an image processing device disposed in the vehicle's combining the plurality of images into an omnidirectional image showing the surroundings of the vehicle; the image processing device's selecting two images with overlapping regions from among the plurality of images and generating a stereo image for the overlapping region by using the two images; a display device disposed in the vehicle displaying an omnidirectional image and displaying information about objects recognized through the stereo image.
    Type: Grant
    Filed: March 22, 2017
    Date of Patent: April 14, 2020
    Assignee: Research & Business Foundation Sungkyunkwan University
    Inventors: Jae Wook Jeon, Sang Jun Lee, Jin Young Byun, Byung Oh Jo, Seong Wook Jang
  • Patent number: 10622444
    Abstract: A semiconductor device includes a plurality of active fins defined by an isolation layer on a substrate, a gate structure on the active fins and the isolation layer, and a gate spacer structure covering a sidewall of the gate structure. A sidewall of the gate structure includes first, second, and third regions having first, second, and third slopes, respectively. The second slope increases from a bottom toward a top of the second region. The second slope has a value at the bottom of the second region less than the first slope. The third slope is greater than the second slope.
    Type: Grant
    Filed: September 7, 2018
    Date of Patent: April 14, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jung-Han Lee, Jae-Hwan Lee, Sang-Su Kim, Hwan-Wook Choi, Tae-Jong Lee, Seung-Mo Ha
  • Patent number: 10622670
    Abstract: The present invention relates to a positive electrode active material for a secondary battery, which comprises a core including a lithium composite metal oxide, and a surface treatment layer located on a surface of the core and including an amorphous oxide, wherein the amorphous oxide including silicon (Si), nitrogen (N) and at least one metal element selected from the group consisting of a Group 1A element, a Group 2A element, and a Group 3B element, and a method for preparing the same.
    Type: Grant
    Filed: February 14, 2018
    Date of Patent: April 14, 2020
    Assignee: LG Chem, Ltd.
    Inventors: Dae Jin Lee, Dong Hun Lee, Ji Hoon Ryu, Gi Beom Han, Dong Hwi Kim, Wang Mo Jung, Sang Wook Lee