Patents by Inventor Jun Han

Jun Han 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: 10928343
    Abstract: An electronic device includes a connector connected to a cable external to the electronic device and including a plurality of pins; a first water detection circuit connected to at least one first pin of the plurality of pins and generating a first detection result by detecting whether there is water in the connector based on resistance of the at least one first pin; and a second water detection circuit connected to at least one second pin of the plurality of pins, entering a water detection mode when the first detection result indicates the presence of water, and detecting whether there is water in the connector based on resistance of the at least one second pin.
    Type: Grant
    Filed: May 16, 2018
    Date of Patent: February 23, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Se-jong Park, Hyeon-je Choe, Je-kook Kim, Ji-yong Kim, Tae-jeong Kim, Jun-han Bae, Hyoung-seok Oh, Jong-haeng Lee
  • Patent number: 10909769
    Abstract: The mixed reality based 3D sketching device includes a processor; and a memory connected to the processor. The memory stores program commands that are executable by the processor to periodically tracks a marker pen photographed through a camera, to determine whether to remove a third point using a distance between a first point corresponding to a reference point, among points that are sequentially tracked, and a second point at a current time, a preset constant, and an angle between the first point, the second point, and the previously identified third point, to search an object model corresponding to a 3D sketch that has been corrected, after correction is completed depending on the removal of the third point, and to display the searched object model on a screen.
    Type: Grant
    Filed: March 6, 2020
    Date of Patent: February 2, 2021
    Assignee: INDUSTRY ACADEMY COOPERATION FOUNDATION OF SEJONG UNIVERSITY
    Inventors: Soo Mi Choi, Jun Han Kim, Je Wan Han
  • Publication number: 20210025822
    Abstract: An all-in-one handheld machine for testing drugs in hairs comprises a handheld shell, a control mechanism, a fluorescent immune reagent card test mechanism, an identity recognition mechanism, and a control instruction input unit communicatively connected to the control mechanism are provided in the shell; a shell surface is provided with a reagent card inlet that corresponds to a reagent card socket of the test mechanism; the control mechanism is controllably connected to the test mechanism and the identity recognition mechanism, and is communicatively connected with a communication unit; the control mechanism, the test mechanism and the identity recognition mechanism are all electrically connected to a power supply module. The invention can achieve the functions of identity card reading and wireless data transmission, and the test for trace drug residues in hairs, thereby meeting the requirements for rapidity, portability and accuracy of an on-site test.
    Type: Application
    Filed: June 26, 2020
    Publication date: January 28, 2021
    Applicants: Beijing Zhong-Tianfeng Security Protection Technologies Co., Ltd., First Research Institute of The Ministry of Public Security of PRC
    Inventors: Bin Li, Qing Wang, Jun Han, Chuan Jin, Minnan Zhang
  • Patent number: 10901265
    Abstract: A liquid crystal display includes: a display panel; and a color conversion layer positioned on the display panel, wherein the color conversion layer includes a scattering layer including a color conversion media layer and scatterers.
    Type: Grant
    Filed: August 12, 2019
    Date of Patent: January 26, 2021
    Inventors: Kwang Keun Lee, Young Min Kim, Hae II Park, Seon-Tae Yoon, Jun Han Lee
  • Patent number: 10895589
    Abstract: A semiconductor device for monitoring a reverse voltage is provided. The semiconductor device includes an intellectual property having an input node and an output node; a passive component connected between the output node and a potential; a monitoring circuit connected to the input node and the output node and powered by a driving power, the monitoring circuit monitoring a difference between an input level at the input node and an output level at the output node to detect a reverse voltage across the intellectual property. The driving power is provided by the output node.
    Type: Grant
    Filed: May 26, 2020
    Date of Patent: January 19, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jun-han Choi, Tae-hwang Kong, Kwang-ho Kim, Sang-ho Kim, Se-Ki Kim, Jun-hyeok Yang, Sung-yong Lee, Yong-jin Lee
  • Patent number: 10887648
    Abstract: A broadcast receiver includes a mode determination unit to determine a current operation mode among a plurality of operation modes, a communication interface to transmit the determined current operation mode to a mobile device through interactive communication, and to receive a control command from the mobile device, and a controller to provide a service of the determined current operation mode according to the control command received from the mobile device. Accordingly, a user controls the broadcast receiver through the mobile device according to the operation mode so that user's convenience is improved.
    Type: Grant
    Filed: April 23, 2020
    Date of Patent: January 5, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang-kwon Lee, Hyok-sung Choi, Sung-joo Kim, Ho-joong Kim, Lyun-sik Hyun, Se-jun Han, Hee-seok Yu
  • Publication number: 20200404049
    Abstract: A method for transmitting agreed data on a network by an electronic apparatus, the method according to an embodiment of the present invention may include the steps of storing a generation matrix generated on the basis of the number of a plurality of electronic apparatuses including the electronic apparatus participating in the network and the number of a plurality of data blocks to be shared between the plurality of electronic apparatuses and transmitting an agreed data block agreed to be shared with another electronic apparatuses included in the plurality of electronic apparatuses to another electronic apparatus on the basis of the generation matrix.
    Type: Application
    Filed: June 17, 2020
    Publication date: December 24, 2020
    Applicant: Korea Advanced Institute of Science And Technology
    Inventors: Jaekyun MOON, Beongjun CHOI, Jy Yong SOHN, Dong-Jun HAN
  • Patent number: 10872211
    Abstract: Provided are method and apparatus for writing and reproducing a multimedia service using a tag in order to provide an intuitive interface for a user using a multimedia service. The method includes selecting a multimedia service to be written; generating tag information identifying the selected multimedia service; and writing the generated tag information to a tag. Accordingly, multimedia service information and content information can be stored in a tag by being written to tag information using a common format, and thus the user can later execute a service operation by easily writing information of a desired service operation to a tag and then simply connecting the tag to a tag reading device.
    Type: Grant
    Filed: January 5, 2018
    Date of Patent: December 22, 2020
    Assignee: SAMSUNG ELECTRONICS CO.. LTD.
    Inventors: Pil-seung Yang, Kuk-hyun Han, Hark-joon Kim, Bo-hyun Kyung, Myoung-soon Choi, Dae-Hyun Kim, Sang-jun Han, Bo-mi Kim
  • Publication number: 20200392803
    Abstract: An apparatus for traveling between an earth surface and a wellbore in an earth formation contains an instrument sub, a thruster for generating a motive force, and a power source that provides power to the instrument sub and the thruster. The instrument sub contains well logging instruments. The instrument sub, the thruster, and the power source are connected to form or are disposed in a substantially tubular body. The apparatus further contains a buoyance-generating device.
    Type: Application
    Filed: June 13, 2019
    Publication date: December 17, 2020
    Inventors: Jinhai ZHAO, Sheng ZHAN, Jun HAN
  • Patent number: 10862246
    Abstract: Provided are a foreign substance detecting circuit, an electronic device including the foreign substance detecting circuit, and a method of detecting foreign substance. The electronic device includes a connector connected to an external cable and including a plurality of pins, a foreign substance detecting circuit configured to, when the cable is connected to the connector, detect a resistance from a first pin that is set to be in an open state or to be connected to a pull-down resistor from among the plurality of pins in a state where the cable is connected, and determine whether there is a foreign substance in the connector, and an application processor configured to control operations in the electronic device for performing a post-process when there is the foreign substance in the connector, according to a detection result from the foreign substance detecting circuit.
    Type: Grant
    Filed: November 19, 2018
    Date of Patent: December 8, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jun-han Bae, Je-kook Kim, Hyoung-seok Oh, Sang-beom Kim, Se-jong Park, You-so Cheon
  • Publication number: 20200369293
    Abstract: An autonomous driving apparatus and method, in which the autonomous driving apparatus may include a sensor unit configured to detect a surrounding vehicle around an ego vehicle that autonomously travels and a state of a driver who has got in the ego vehicle, a driving information detector configured to detect driving information on a driving state of the ego vehicle, a memory configured to store map information, and a processor configured to control autonomous driving of the ego vehicle based on the map information stored in the memory.
    Type: Application
    Filed: May 12, 2020
    Publication date: November 26, 2020
    Inventors: Byeong Hwan JEON, Hyuk LEE, Soon Jong JIN, Jun Han LEE, Jeong Hee LEE, Yong Kwan JI
  • Publication number: 20200371534
    Abstract: An autonomous driving apparatus and method, in which the autonomous driving apparatus may include a sensor unit configured to detect a surrounding object including a surrounding vehicle around an ego vehicle that autonomously travels, a memory configured to store map information, and a processor configured to control autonomous driving of the ego vehicle based on an expected driving trajectory generated based on the map information stored in the memory.
    Type: Application
    Filed: May 12, 2020
    Publication date: November 26, 2020
    Inventors: Yong Kwan JI, Jun Han Lee, Jeong Hee Lee
  • Publication number: 20200369294
    Abstract: An autonomous driving apparatus and method, in which the apparatus includes a sensor unit detecting a surrounding vehicle around an ego vehicle that autonomously travels, an output unit, a memory storing map information, and a processor controlling the autonomous driving of the ego vehicle based on the map information. The processor is configured to generate an actual driving trajectory and expected driving trajectory of the surrounding vehicle based on driving information of the surrounding vehicle detected by the sensor unit and the map information, determine whether a driving mode of the surrounding vehicle is an autonomous driving mode and an autonomous driving risk of the ego vehicle based on a trajectory error between the actual driving trajectory and expected driving trajectory of the surrounding vehicle, and output a warning to a passenger through the output unit at a level corresponding to the determined autonomous driving risk.
    Type: Application
    Filed: May 12, 2020
    Publication date: November 26, 2020
    Inventors: Byeong Hwan JEON, Hyuk LEE, Jun Han LEE, Soon Jong JIN
  • Publication number: 20200369297
    Abstract: In an autonomous driving apparatus and method, the apparatus includes a sensor unit, an output unit, a memory, and a processor configured to control the autonomous driving of an ego vehicle based on a map information stored in the memory. The processor generates an actual driving trajectory and an expected driving trajectory of a surrounding vehicle around the ego vehicle based on driving information of the surrounding vehicle detected by the sensor unit and the map information and controls one or more of the driving of the ego vehicle and provides communication with an external organization, based on a state of a passenger detected by the sensor unit when an autonomous driving mode of the ego vehicle is turned off, and based on an autonomous driving risk of the ego vehicle determined based on a trajectory error between the actual driving trajectory and expected driving trajectory of the surrounding vehicle.
    Type: Application
    Filed: May 19, 2020
    Publication date: November 26, 2020
    Inventors: Byeong Hwan JEON, Jun Han LEE, Hyuk LEE, Soon Jong JIN
  • Publication number: 20200369296
    Abstract: An autonomous driving apparatus including a sensor unit, a memory, and a processor. The processor is configured to extract one or more valid measurement values within the validation gate of an estimate of the location of a target object, generated based on a measurement value of the location, among one or more measurement values output by the sensor unit, to form a track of the target object by taking into consideration a probability that each of the extracted valid measurement values corresponds to a measurement value of the location of the target object at a current timing, to track the target object using the track, and to extract the valid measurement values by adjusting the size of the validation gate based on time period during which the tracking of the target object is maintained and surrounding environment information of an ego vehicle being autonomously driven.
    Type: Application
    Filed: May 18, 2020
    Publication date: November 26, 2020
    Inventors: Jae Yoon KIM, Jun Han LEE
  • Patent number: 10843173
    Abstract: A ferrite catalyst for oxidative dehydrogenation and a method of preparing the same. The ferrite catalyst is prepared using an epoxide-based sol-gel method, wherein a step of burning includes a first burning step, in which burning is performed at a temperature of 70 to 200° C.; and a second burning step, in which burning is performed after the temperature is raised from a temperature in the range of greater than 200° C. to 250° C. to a temperature in the range of 600 to 900° C.
    Type: Grant
    Filed: January 4, 2018
    Date of Patent: November 24, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Sun Hwan Hwang, Dong Hyun Ko, Jun Han Kang, Kyong Yong Cha, Joo Hyuck Lee, Hyun Seok Nam, Dae Heung Choi, Myung Ji Suh, Ye Seul Hwang, Jun Kyu Han, Sang Jin Han, Seong Min Kim
  • Publication number: 20200355103
    Abstract: The present invention relates to an exhaust gas purification apparatus and an exhaust gas purification method using the same. According to a specific embodiment., the exhaust gas purification apparatus comprises: a diesel oxidation catalyst (DOC) unit for convening nitrogen oxides (NO8), contained in an exhaust gas introduced therein through a gas inlet portion, into nitrogen dioxide (NO2); a composite diesel particulate filter (DPF) unit connected to the rear end of the DOC unit through an inflow line and removing harmful components including particulate substances and nitrogen oxides from the exhaust gas discharged from the DOC unit and introduced therein; and a circulation line disposed in the inflow line so as to introduce the exhaust gas discharged from the DOC unit into the gas inlet portion.
    Type: Application
    Filed: November 29, 2016
    Publication date: November 12, 2020
    Applicant: Korea Electric Power Corporation
    Inventors: Yong Seok Eom, Jung Bin Lee, Jun Han Kim, Joong Won Lee, Kwang Beom Hur
  • Publication number: 20200347720
    Abstract: A method for controlling a MWD tool in a bottom hole assembly in a borehole includes the steps of installing a plurality of firmware in the MWD tool, turning a mud pump on an earth surface ON or OFF according to a pre-determined sequence; determining a mud flow in the borehole to be ON or OFF so as to form a binary signal; and sending the binary signal to the MWD tool. The plurality of firmware are pre-programmed to perform a plurality of tasks while the binary signal executes one of the plurality of firmware in the MWD tool.
    Type: Application
    Filed: July 11, 2020
    Publication date: November 5, 2020
    Inventors: Jun HAN, Sheng ZHAN, Fengtao HU, Jinhai ZHAO
  • Patent number: 10821405
    Abstract: A carbon dioxide (CO2) separation membrane module performance evaluation system and device may include a simulated gas supply line configured to simulate a gas composition of boiler exhaust gas and supply the gas to a module unit part; the module unit part including a CO2 separation membrane module and configured to cause the gas to permeate through the CO2 separation membrane module and separately discharge permeated gas, to a permeation line, and separately discharge passed gas to a passage line; a discharge line configured to combine the gases and discharge the combined gas to the outside of the system; an analyzer part configured to collect each of the gas, analyze components thereof, and evaluate performance of the module; a refiner part to remove pollutants; a measurer part to measure a flow rate, a temperature, and a pressure; and a controller part to determine a state of the overall system.
    Type: Grant
    Filed: January 5, 2018
    Date of Patent: November 3, 2020
    Assignees: KOREA ELASTIC POWER CORPORATION, ARSTROMA CO., LTD., KOREA EAST-WEST POWER CO., LTD., KOREA SOUTH-EAST POWER CO., LTD., KOREA WESTERN POWER CO., LTD.
    Inventors: Jung Bin Lee, Joong Won Lee, Kyung Min Kim, Jun Han Kim, Yong Seok Eom, Ky Yeong Shin, Gwan Shig Kim
  • Publication number: 20200340355
    Abstract: A drilling system that includes a mud pump disposed on an earth surface and a drill string with a bottom hole assembly (BHA) in a borehole. The drilling system can be controlled by turning the mud pump ON or OFF according to a pre-determined sequence so that the mud flow in the borehole fluctuates between high and low. The mud pulser in the bottom hole assembly senses the fluctuation in the mud flow and generates a binary signal accordingly. The mud pulser further sends the binary signal to a measurement-while-drilling (MWD) tool in the bottom hole assembly. The binary signal executes one or more firmware in the MWD tool.
    Type: Application
    Filed: July 11, 2020
    Publication date: October 29, 2020
    Inventors: Jun HAN, Sheng ZHAN, Fengtao HU, Jinhai ZHAO