Patents by Inventor Chang Han

Chang 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).

  • DISPLAY APPARATUS AND IMAGE PROCESSING METHOD THEREOF
    Publication number: 20190251672
    Abstract: An image processing method of a display apparatus is disclosed. The image processing method includes analyzing a plurality of image frames constituting a virtual reality image and determining shake information of a camera which photographs the VR image, calculating a shake correction value of an image corresponding to a viewing area of a user from the VR image based on the shake information of the camera, and adjusting the viewing area based on the shake correction value and displaying an image corresponding to the adjusted viewing area in the VR image.
    Type: Application
    Filed: October 20, 2017
    Publication date: August 15, 2019
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kyung-min LIM, Jae-sung LEE, Tammy LEE, Chang-han KIM, Eun-young LEE
  • Liquid cooling system
    Patent number: 10375856
    Abstract: A liquid cooling system includes a liquid cooling head, a fixing member and a radiator. The fixing member is disposed on the liquid cooling head. The radiator is disposed on the liquid cooling head through the fixing member. The radiator moves with respect to the liquid cooling head between at least two different positions through the fixing member.
    Type: Grant
    Filed: February 10, 2017
    Date of Patent: August 6, 2019
    Assignee: COOLER MASTER CO., LTD.
    Inventors: Chang-Han Tsai, Shui-Fa Tsai, Hsin-Hung Chen
  • LPG bombe cooling system of bi-fuel vehicle
    Patent number: 10344713
    Abstract: An LPG bombe cooling system of a bi-fuel vehicle using both gasoline and LPG is provided. The LPG bombe cooling system is configured to cool the interior of an LPG bombe and to reduce the vapor pressure of LPG by supplying some gasoline from a gasoline tank into the LPG bombe using the fact that the temperature of gasoline in the gasoline tank is lower than the temperature of LPG in the LPG bombe, whereby it is possible to easily refill the LPG bombe with LPG even in the case in which the external temperature is very high, e.g. in the hot season.
    Type: Grant
    Filed: December 28, 2016
    Date of Patent: July 9, 2019
    Assignee: HYUNDAI MOTOR COMPANY
    Inventors: Chang Han Kim, Jae Min Lee, Keun Soo Kim, Jin Su Jeong
  • Biometric information acquisition method and device for same
    Patent number: 10346601
    Abstract: A method for a device to acquire biometric information includes acquiring a plurality of images including an ocular region using an infrared ray (IR) image sensor, detecting a sclera region in each of the plurality of acquired images, sensing a change of the detected sclera region, and determining biometric information based on information on the sensed change of the sclera region.
    Type: Grant
    Filed: March 4, 2016
    Date of Patent: July 9, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: In-kuk Yun, Je-in Yu, Dae-kwang Jung, Jun-ho Koh, Byeong-hoon Kwak, Sung-chan Kim, Chang-han Kim, Hyun-jung Kim, In-hak Na, Kang-jin Yoon, Yong-chan Lee
  • LPG filling system of bi-fuel vehicle
    Patent number: 10344917
    Abstract: A liquefied petroleum gas (LPG) filling system of a bi-fuel vehicle is provided. The LPG filling system may be configured for reducing the temperature and pressure in an LPG bombe for storing LPG in the case in which the external temperature is very high, e.g. in the hot season, whereby it is possible to easily refill the LPG bombe with LPG. The LPG filling system is configured to cool the inside of an LPG bombe and to reduce the vapor pressure of LPG by supplying some gasoline from a gasoline tank into the LPG bombe using the fact that the temperature of gasoline in the gasoline tank is lower than the temperature of LPG in the LPG bombe, whereby it is possible to easily refill the LPG bombe with LPG even in the case in which the external temperature is very high, e.g. in the hot season.
    Type: Grant
    Filed: December 9, 2016
    Date of Patent: July 9, 2019
    Assignee: Hyundai Motor Company
    Inventors: Chang Han Kim, Keun Soo Kim, Jong Ki Kim, Jin Su Jeong
  • Fuel filling apparatus and method for bi-fuel vehicle
    Patent number: 10343515
    Abstract: A fuel filling apparatus and method for a bi-fuel vehicle using both gasoline and liquefied petroleum gas (LPG) as fuel are provided to an LPG fuel tank. The fuel filling apparatus and method are capable of temporarily burning a portion of LPG fuel after collecting a fuel portion, using a gasoline fuel tank and a canister, when the internal pressure of the LPG fuel tank in the bi-fuel vehicle is equal to or greater than an LPG filling pressure of a filling gun. Additionally, the internal pressure of the LPG fuel tank is decreased to a level below the LPG filling pressure of the filling gun, thereby achieving smoother LPG fuel filling of the LPG fuel tank by the filling gun.
    Type: Grant
    Filed: July 19, 2016
    Date of Patent: July 9, 2019
    Assignee: Hyundai Motor Company
    Inventors: Chang Han Kim, Jong Ki Kim, Jae Hwa Park, Jae Min Lee
  • Combined Heat Sink
    Publication number: 20190204025
    Abstract: A combined heat sink has multiple dissipation fins serially mounted together. Each one of the dissipation fins has a body and two flanges. The body has at least one through hole formed through the body. The two flanges are respectively formed on one of two surfaces of the body, and have at least one connecting arm. Multiple protrusions protrude on the at least one connecting arm, and a width of the at least one through hole is smaller than a total width of the at least one connecting arm and the multiple protrusions. When the multiple dissipation fins are mounted together, the protrusions of the at least one connecting arm of each dissipation fin pass through the at least one through hole of an adjacent one of the dissipation fins, and abut an area near the at least one through hole to avoid separations of the dissipation fins.
    Type: Application
    Filed: October 1, 2018
    Publication date: July 4, 2019
    Inventor: Chang-han Tsai
  • Fuel pump controller integrated with air filter
    Patent number: 10330056
    Abstract: A fuel pump controller having an integrated air filter includes: a mounting plate fixed to a fuel tank; a motor driver provided on the mounting plate; an air filter having a filter sheet disposed inside a filter case to remove a foreign substance from air and having an air inlet port for air introduction; and an air outlet port for discharging the air, which has passed through the filter sheet. The filter case is integrally disposed on the mounting plate to enable heat exchange between the air passing therethrough and the motor driver.
    Type: Grant
    Filed: December 4, 2017
    Date of Patent: June 25, 2019
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Chang Han Kim, Jong Ki Kim, Jae Min Lee
  • Method and device for irradiating light for photographing iris
    Patent number: 10318806
    Abstract: A method and device for controlling an irradiating light for photographing an iris is provided. The device includes a light source configured to generate light, an active lens configured to have an adjustable refractive index to change light passing through the active lens, an image capturer configured to capture an image of the iris by using a camera, and a controller configured to control the active lens to change the light passing through the active lens based on distance, motion and ambient light levels.
    Type: Grant
    Filed: February 22, 2016
    Date of Patent: June 11, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dae-kwang Jung, Je-in Yu, In-kuk Yun, Jun-ho Koh, Byeong-hoon Kwak, Sung-chan Kim, Yang-wook Kim, Chang-han Kim, Hyun-jung Kim, In-hak Na, Kang-jin Yoon, Yong-chan Lee, Jae-ho Jung
  • APPARATUS AND METHOD FOR FILLING LPG VEHICLE WITH LPG
    Publication number: 20190145353
    Abstract: An apparatus for filling a liquefied petroleum gas (LPG) vehicle with LPG may include an auxiliary chamber disposed in an LPG bombe of the LPG vehicle, an auxiliary injection line branched from a fuelling line extending to the LPG bombe from a fuel inlet port for connection to the auxiliary chamber, a solenoid valve mounted in the auxiliary injection line to selectively allow or block a flow of LPG to the auxiliary chamber, a temperature sensor to detect a temperature in the bombe, and a controller to control the solenoid valve to be opened when the temperature detected by the temperature sensor is equal to or higher than a critical temperature.
    Type: Application
    Filed: January 10, 2019
    Publication date: May 16, 2019
    Applicants: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Chang Han Kim, Jae Hwa Park, Jong Ki Kim, Jae Min Lee, Keun Soo Kim
  • SYSTEM FOR FILLING LPG VEHICLE WITH LPG USING AUXILIARY BOMBE
    Publication number: 20190113177
    Abstract: A system for filling an LPG vehicle with LPG using an auxiliary bombe is provided. The system may be configured for easily filling a main bombe with LPG even in the hot season (summertime) or the like during which the outside temperature rapidly rises, by using an auxiliary bombe in addition to using the main bombe. The system may also be capable of always smoothly refilling the main bombe with LPG by moving a portion of the LPG in the main bombe to the auxiliary bombe, when the pressure in the main bombe is higher than the LPG filling pressure of a filling gun in the hot season during which the outside temperature rapidly rises, so that the pressure in the main bombe becomes lower than the filling pressure.
    Type: Application
    Filed: December 11, 2018
    Publication date: April 18, 2019
    Applicants: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Chang Han KIM, Jae Hwa Park, Jong Ki Kim, Jae Min Lee, Keun Soo Kim
  • SYSTEM FOR FILLING LPG VEHICLE WITH LPG USING AUXILIARY BOMBE
    Publication number: 20190107252
    Abstract: A system for filling an LPG vehicle with LPG using an auxiliary bombe is provided. The system may be configured for easily filling a main bombe with LPG even in the hot season (summertime) or the like during which the outside temperature rapidly rises, by using an auxiliary bombe in addition to using the main bombe. The system may also be capable of always smoothly refilling the main bombe with LPG by moving a portion of the LPG in the main bombe to the auxiliary bombe, when the pressure in the main bombe is higher than the LPG filling pressure of a filling gun in the hot season during which the outside temperature rapidly rises, so that the pressure in the main bombe becomes lower than the filling pressure.
    Type: Application
    Filed: December 11, 2018
    Publication date: April 11, 2019
    Applicants: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Chang Han KIM, Jae Hwa PARK, Jong Ki KIM, Jae Min LEE, Keun Soo KIM
  • Method and device for radiating light used to capture iris
    Patent number: 10238286
    Abstract: A method and device for radiating light used to capture an iris are provided. The device for radiating light to capture an iris of a user includes a lens unit including a lens array of arranged lenses, a light source configured to radiate light beams into the iris of the user via the arranged lenses by emitting the light beams toward the arranged lenses, and a controller configured to change positions of the arranged lenses based on a distance between the device and the iris, in which the lens array is positioned between the light source and the iris.
    Type: Grant
    Filed: December 7, 2015
    Date of Patent: March 26, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dae-kwang Jung, Jun-ho Koh, Byeong-hoon Kwak, Sung-chan Kim, Yang-wook Kim, Chang-han Kim, Hyun-jung Kim, In-hak Na, Kang-jin Yoon, Yong-chan Lee, Jae-ho Jung
  • IMAGE PROCESSING APPARATUS, METHOD FOR PROCESSING IMAGE AND COMPUTER-READABLE RECORDING MEDIUM
    Publication number: 20190082177
    Abstract: An image processing apparatus is provided. The image processing apparatus includes a processor configured to, in response to an image including a plurality of frames being input, change a predetermined parameter to a parameter corresponding to a compression rate of each of the plurality of frames for each frame, and process the input image by using the parameter changed for each frame, and an output interface configured to output the processed image.
    Type: Application
    Filed: September 13, 2018
    Publication date: March 14, 2019
    Inventors: Ki-heum CHO, Yong-sup PARK, Jae-yeon PARK, Chang-han KIM, Il-jun AHN, Hee-seok OH, Tammy LEE, Min-su CHEON
  • Canister valve device for vehicle
    Patent number: 10227954
    Abstract: A canister valve device for a vehicle that is equipped with a shutoff valve device connected to a pipe providing a passage for air to flow to a canister and selectively opening and closing the passage of the pipe, may include a diverging channel diverging from the passage of the pipe to a position where the shutoff valve device is positioned to provide a passage for a portion of air flowing to the pipe; and a check valve device positioned in the diverging channel, closing when the shutoff valve device closes, and opening when the shutoff valve device opens so that air is distributed to the pipe and the diverging channel, whereby negative pressure applied to the shutoff valve device is configured to be reduced by flow of the air.
    Type: Grant
    Filed: November 29, 2016
    Date of Patent: March 12, 2019
    Assignee: Hyundai Motor Company
    Inventors: Chang Han Kim, Jae Hwa Park, Jung Su Park
  • Fuel-urea injection apparatus including common inlet for vehicle
    Patent number: 10207913
    Abstract: A fuel-urea injection apparatus including a common inlet for a vehicle may include a filler neck including the common inlet, into which a fuel injection nozzle and a urea injection nozzle, are inserted, a detector detecting whether the injection nozzle inserted into the filler neck is the fuel injection nozzle or the urea injection nozzle, a switchover valve mounted at a common injection pipe connected to the filler neck, a urea injection pipe connected between a urea outlet of the switchover valve and a urea tank, a fuel injection pipe connected between a fuel outlet of the switchover valve and a fuel tank, and a controller controlling an operation of the switchover valve in accordance with the injection nozzle detected by the detector as being inserted into the filler neck to supply either fuel or urea to the corresponding outlet of the fuel and urea outlets.
    Type: Grant
    Filed: November 8, 2016
    Date of Patent: February 19, 2019
    Assignee: Hyundai Motor Company
    Inventors: Seok Lae Kim, Ki Wung Kim, Jung Su Park, Chang Han Kim
  • Apparatus and method for filling LPG vehicle with LPG
    Patent number: 10208710
    Abstract: An apparatus for filling a liquefied petroleum gas (LPG) vehicle with LPG may include an auxiliary chamber disposed in an LPG bombe of the LPG vehicle, an auxiliary injection line branched from a fuelling line extending to the LPG bombe from a fuel inlet port for connection to the auxiliary chamber, a solenoid valve mounted in the auxiliary injection line to selectively allow or block a flow of LPG to the auxiliary chamber, a temperature sensor to detect a temperature in the bombe, and a controller to control the solenoid valve to be opened when the temperature detected by the temperature sensor is equal to or higher than a critical temperature.
    Type: Grant
    Filed: October 26, 2016
    Date of Patent: February 19, 2019
    Assignee: Hyundai Motor Company
    Inventors: Chang Han Kim, Jae Hwa Park, Jong Ki Kim, Jae Min Lee, Keun Soo Kim
  • FUEL PUMP CONTROLLER INTEGRATED WITH AIR FILTER
    Publication number: 20190048834
    Abstract: A fuel pump controller having an integrated air filter includes: a mounting plate fixed to a fuel tank; a motor driver provided on the mounting plate; an air filter having a filter sheet disposed inside a filter case to remove a foreign substance from air and having an air inlet port for air introduction; and an air outlet port for discharging the air, which has passed through the filter sheet. The filter case is integrally disposed on the mounting plate to enable heat exchange between the air passing therethrough and the motor driver.
    Type: Application
    Filed: December 4, 2017
    Publication date: February 14, 2019
    Inventors: Chang Han Kim, Jong Ki Kim, Jae Min Lee
  • ENGINEERED ANTIBODY FC VARIANTS FOR ENHANCED SERUM HALF LIFE
    Publication number: 20190048078
    Abstract: In some aspects, mutant or variant Fc domains are provided that exhibit increased binding to FcRn and increased half-life after administration in vivo. The Fc domain may be comprised in a glycosylated or aglycosylated antibody. Methods for using the mutant or variant Fc domains or polypeptides comprising the mutant or variant Fc domains are also provided.
    Type: Application
    Filed: August 11, 2018
    Publication date: February 14, 2019
    Inventors: George GEORGIOU, Chang-Han LEE, Tae Hyun KANG
  • Fuel filter for vehicle
    Patent number: 10201770
    Abstract: A fuel filter for a vehicle may include an upper case with a fuel inlet at a first side; a lower case provided in a structure having a fuel outlet and bonded to a second side of the upper case; and a main filter disposed in an inner space by bonding the upper case and the lower case and filtering fuel, wherein a first auxiliary filter assembly filtering the fuel toward an inner diameter of the main filter is mounted on a first surface of the main filter and a second auxiliary filter assembly filtering the fuel toward a second surface of the main filter is mounted on the second surface of the main filter.
    Type: Grant
    Filed: December 22, 2015
    Date of Patent: February 12, 2019
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Chang Han Kim, Myeong Hwan Kim, Jae Min Lee, Jae Hwa Park, Jong Sup Choi