Patents by Inventor Seung Ho Lee

Seung Ho 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).

  • Patent number: 11101799
    Abstract: An input/output driving circuit may include a pad, an open-drain driving circuit, a high-voltage protection unit and a control unit. The open-drain driving circuit may be configured to output a transmission signal to the pad. The high-voltage protection unit may be configured to input a received signal from the pad. The control unit may include a gate control logic, a transmission control logic and an inverter for controlling the open-drain driving circuit. The control unit may also include a reception control logic and a well voltage generation unit for controlling the high-voltage protection unit.
    Type: Grant
    Filed: April 15, 2020
    Date of Patent: August 24, 2021
    Assignee: SK hynix Inc.
    Inventor: Seung Ho Lee
  • Patent number: 11081902
    Abstract: A power supply device according to an embodiment of the disclosure includes a power supply unit including a first power supply unit transmitting standby power to an electronic device and a second power supply unit transmitting main power to the electronic device and a cable including a standby power transmission line transmitting the standby power to the electronic device, a main power transmission line transmitting the main power to the electronic device, a first detect line receiving a power-on signal for operating the second power supply unit from the electronic device, and a second detect line determining whether the power-on signal is received. The second power supply unit does not operate when at least one of the first detect line and the second detect line is opened and the power-on signal is not received. Moreover, various embodiment grasped through the disclosure are possible.
    Type: Grant
    Filed: January 17, 2018
    Date of Patent: August 3, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Du Hee Jang, Jeong Il Kang, Min Gyu Yoon, Seung Ho Lee
  • Patent number: 11077737
    Abstract: A blower unit of an air conditioner for a vehicle which allows one actuator to drive two doors in a structure in which at least two doors are provided in an intake duct is disclosed. The blower unit of an air conditioner for a vehicle includes an intake duct including an internal air inlet through which internal air is introduced and an external air inlet through which external air is introduced, a first door configured to adjust an opening amount of a part of the external air inlet and an opening amount of the internal air inlet, and a second door configured to adjust an opening amount of the remaining part of the external air inlet, wherein the first door and the second door are linked and driven together.
    Type: Grant
    Filed: April 10, 2019
    Date of Patent: August 3, 2021
    Assignee: Hanon Systems
    Inventor: Seung Ho Lee
  • Patent number: 11068022
    Abstract: A display stand and a display device comprising the same are disclosed. The disclosed display device may comprise: a display body including a display panel and having a mounting groove formed on the rear surface thereof; a stand which is detachably mounted to the mounting groove and conceals a cable connected to the display body; and a display body cover which is detachably coupled to the display body so as to cover the mounting groove and through which a part of the stand passes.
    Type: Grant
    Filed: December 26, 2017
    Date of Patent: July 20, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kwang-hyuck So, Tae-yeon Won, Jae-wook Yoo, Seung-ho Lee, Yong-joo Lee
  • Publication number: 20210183413
    Abstract: An input circuit includes: a buffer circuit coupled to a pad, the buffer circuit being driven by a first power voltage; a level shifter circuit coupled to an output terminal of the buffer circuit, the level shifter circuit being driven by a second power voltage; and a voltage stabilization circuit coupled to an input node of the level shifter circuit, the voltage stabilization circuit being driven by the first power voltage and the second power voltage. The voltage stabilization circuit maintains a voltage of the input node of the level shifter circuit equal to or less than a given level sufficient to keep an output signal of the level shifter circuit at a specific logic value, when a voltage level of the second power voltage is rising and a voltage level of the first power voltage is kept at a low level.
    Type: Application
    Filed: June 5, 2020
    Publication date: June 17, 2021
    Inventor: Seung Ho LEE
  • Patent number: 11034207
    Abstract: A heat pump system including a compressor mounted on a refrigerant circulation line for compressing and discharging refrigerant. An internal heat exchanger is mounted inside an air-conditioning case. An evaporator is mounted inside the air-conditioning case. An external heat exchanger is mounted outside the air-conditioning case. A first expansion means is mounted on the refrigerant circulation line between the internal heat exchanger and the external heat exchanger to selectively expand refrigerant discharged from the internal heat exchanger. A second expansion means is mounted on the refrigerant circulation line of an inlet side of the evaporator to expand the refrigerant supplied to the evaporator. A coolant circulation line is configured to circulate coolant toward electronic units of the vehicle. A refrigerant-coolant heat exchanger is configured to exchange heat between the refrigerant flowing the refrigerant circulation line and the coolant circulating through the coolant circulation line.
    Type: Grant
    Filed: March 19, 2015
    Date of Patent: June 15, 2021
    Assignee: HANON SYSTEMS
    Inventors: Young Ho Choi, Sung Ho Kang, Hak Kyu Kim, Seung Ho Lee, Jae Min Lee, Jung Jae Lee
  • Publication number: 20210170774
    Abstract: A gravure printing plate includes a convex portion and two or more polygonal cells partitioned by the convex portion, and including at least one protruding portion disposed at an edge of each of the at least two polygonal cells and extending toward a central portion of the corresponding cell therefrom.
    Type: Application
    Filed: October 22, 2020
    Publication date: June 10, 2021
    Inventors: Seung Jun KIM, Seung Ho LEE, Yong Hoon HEO
  • Publication number: 20210146752
    Abstract: A vehicular air conditioning system includes an intake unit configured to inhale an indoor air and an outdoor air. The intake unit includes an outdoor air inlet configured to introduce the outdoor air, an indoor air inlet configured to introduce the indoor air and a plurality of doors configured to selectively open the outdoor air inlet and the indoor air inlet. The intake unit further includes an auxiliary indoor air introduction part configured to introduce the indoor air. The auxiliary indoor air introduction part is configured to introduce a part of the indoor air existing on the side of the indoor air inlet.
    Type: Application
    Filed: July 22, 2019
    Publication date: May 20, 2021
    Inventors: Seung Ho LEE, Seo Jun YOON, Sang Ki LEE
  • Publication number: 20210144331
    Abstract: The present disclosure relates to a display apparatus in which a plurality of accommodation grooves in which a plurality of cables connected to a display unit is standardized and accommodated is formed on a rear surface of the display unit and the plurality of accommodation grooves has a length in the same direction as a plurality of patterns formed on the rear surface of the display unit. The display apparatus includes a display unit in which a plurality of patterns having the same direction is formed on a rear surface thereof, a stand coupled to the display unit to support the display unit, a cable connection portion configured to connect a plurality of cables to the display unit, and accommodation grooves recessed on a rear surface of the display unit to have the same direction as the plurality of patterns and provided in a number corresponding to the plurality of cables such that the plurality of cables is accommodated therein, respectively.
    Type: Application
    Filed: December 20, 2018
    Publication date: May 13, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seung Ho LEE, Jang Ho KIM
  • Publication number: 20210143813
    Abstract: A semiconductor apparatus includes a control circuit and a level shifter. The control circuit is configured to output a power control signal for activating a data input/output circuit operated by a first voltage when the first voltage is higher than a first set voltage and a second voltage is higher a second set voltage. The level shifter configured to receive the power control signal and lower operating voltages of devices including a plurality of transistors with a thin gate insulating layer based on the power control signal.
    Type: Application
    Filed: December 30, 2020
    Publication date: May 13, 2021
    Applicant: SK hynix Inc.
    Inventor: Seung Ho LEE
  • Patent number: 10946721
    Abstract: Vehicular heat management system includes a refrigerant circulation line including a compressor, a high pressure side indoor heat exchanger, a heat pump mode expansion valve, an outdoor heat exchanger, an air conditioning mode expansion valve, low pressure side indoor heat exchanger and a refrigerant-cooling water heat exchanger; an air conditioning mode branch line branched from the refrigerant circulation line and configured to, in an air conditioning mode, form a cooling loop by circulating a refrigerant through the compressor, the high pressure side indoor heat exchanger, the outdoor heat exchanger, the air conditioning mode expansion valve and low pressure side indoor heat exchanger. Heat pump mode branch line branched from the refrigerant circulation line is configured, in heat pump mode to form a heating loop by circulating the refrigerant through the compressor, the high pressure side indoor heat exchanger, the heat pump mode expansion valve and the refrigerant-cooling water heat exchanger.
    Type: Grant
    Filed: August 9, 2019
    Date of Patent: March 16, 2021
    Assignee: Hanon Systems
    Inventors: Jae Min Lee, Young Chul Kim, In Hyeok Kim, Seo Jun Yoon, Kyeong Cheol Lee, Seung Ho Lee, Sung Ho Kang, Jung Jae Lee
  • Publication number: 20210070147
    Abstract: The present invention relates to a coolant heater. The purpose of the present invention, a coolant heater which effectively heats coolant of a vehicle by means of a heating unit, is to provide a coolant heater having improved sensitivity and responsiveness to over-heating and assured stability by utilizing a temperature fuse to prevent over-heating. Another purpose of the present invention is to provide a coolant heater having enhanced durability of the temperature fuse coupling part by improving the structure by which the temperature fuse is fixed.
    Type: Application
    Filed: March 22, 2019
    Publication date: March 11, 2021
    Inventors: Yong Ha Chae, Ji Hoon Park, Jeong Hyun Son, Man Ok Lee, Bok Sun Kang, Young Chul Kim, Hak Kyu Kim, Yong Jin Moon, Seung Ho Lee, Kil Sang Jang, Hyun Seok Jung, Kyung Seok Cho
  • Patent number: 10943736
    Abstract: A method of manufacturing a multilayer ceramic electronic component which includes preparing first and second ceramic green sheets; forming an internal electrode pattern on the first ceramic green sheet using a conductive metal paste; forming a ceramic member on first and second end portions of a first surface of the second ceramic green sheet to form a step portion absorption layer; stacking two or more of the first ceramic green sheets on each other in a stacking direction to form a first group; stacking two or more of the first ceramic green sheets on each other in the stacking direction to form a second group; and placing the second ceramic green sheet between the first group and the second group in the stacking direction to form a ceramic body, wherein the first and second end portions oppose each other in a first direction perpendicular to the stacking direction.
    Type: Grant
    Filed: April 3, 2019
    Date of Patent: March 9, 2021
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seung Ho Lee, Jae Yeol Choi, Ki Pyo Hong, Beom Seock Oh
  • Publication number: 20210062297
    Abstract: Provided is a method of inhibiting degradation of an extractant by an anhydrous environment avoiding and metal stripping, the method including the steps of: (a) stopping the addition of soda ash (Na2CO3) to an extracting reaction tank; (b) starting solution recirculation and stopping solvent recirculation of a settler; (c) supplying a solvent from a loaded organic tank to a scrubbing reaction tank, in which the scrubbing reaction tank, stripping reaction tank and extracting reaction tank are connected for circulation and operating stirrers of the scrubbing reaction tank, stripping reaction tank and extracting reaction tank; (d) supplying a sulfuric acid solution having a controlled concentration with a diluting solution to the stripping reaction tank; (e) transferring the solvents of the settler, the loaded organic tank and all the pipes to the scrubbing reaction tank; and (f) stopping the step (e) and initiating solvent recirculation.
    Type: Application
    Filed: September 4, 2019
    Publication date: March 4, 2021
    Inventors: Jeon Woong AN, Youn Kyu YI, Kyung Bae JUNG, Seung Ho LEE
  • Publication number: 20210053550
    Abstract: A control method of an air conditioning system for a vehicle includes a process A of determining whether arrival at a destination is imminent based on data detected from a data detecting unit by a controller and comparing a target temperature of an evaporator with an actual temperature of the evaporator in a state of cooling a vehicle interior while the vehicle is running. A process B includes controlling a blow motor, a compressor, and a vent discharge control unit by determining whether the evaporator is cleaned by the controller through process A, and controlling an outdoor air/indoor air mode operation unit by detecting external humidity and internal humidity. A process C includes controlling the blow motor and the outdoor air/indoor air mode operation unit by comparing an external temperature with the temperature of the evaporator.
    Type: Application
    Filed: October 25, 2019
    Publication date: February 25, 2021
    Inventors: Yeon Ho Kim, Seung Ho Lee, Jae Yeon Kim, Wan Je Cho
  • Patent number: 10926606
    Abstract: The present invention relates to a heat pump system for a vehicle, which can independently use waste heat of an engine just as a heat source by separating a heat generation part from a heat absorption part in the heat pump system using a water-cooled condenser, and reduce a length of a loop by separating a high temperature cooling water loop. The heat pump system for a vehicle includes: a first cooling water line for circulating cooling water by connecting a vehicle driving part and a chiller with each other; a second cooling water line disposed in an air-conditioning case for circulating cooling water by connecting a heater core used for heating the interior of the vehicle and a water-cooled condenser with each other; and a valve disposed between the first cooling water line and the second cooling water line.
    Type: Grant
    Filed: February 20, 2018
    Date of Patent: February 23, 2021
    Assignee: Hanon Systems
    Inventors: Seung Ho Lee, Jae Min Lee, Seo Jun Yoon
  • Publication number: 20210048941
    Abstract: An image providing method performed by a computing apparatus includes acquiring a first image group including at least a portion of a series of images generated for continuous volumes with a first slice thickness belonging to a subject, providing, as a current viewing image, one image of the first image group or one image of a second image group including images generated for continuous volumes with a second slice thickness belonging to the subject, and in response to a first specific input of an input device, repeatedly updating an image provided as the current viewing image with an individual image provided for a subsequent viewing based on a directivity given for the first specific input and, in response to a second specific input of the input device, switching the current viewing image between an image of the first image group and an image of the second image group.
    Type: Application
    Filed: August 12, 2020
    Publication date: February 18, 2021
    Inventors: Woong BAE, Seung Ho LEE
  • Publication number: 20210024366
    Abstract: Provided is a method for inhibiting extractant degradation in the DSX process through the manganese extraction control, the method comprising: (a) stirring DSX solvent and DSX feed solution, which is a solution containing a valuable metal from which iron has been removed in an agitator, in which soda ash (Na2CO3) is further added to maintain a constant pH; and (b) scrubbing the manganese from the DSX solvent, extracted in step (a).
    Type: Application
    Filed: July 26, 2019
    Publication date: January 28, 2021
    Inventors: Jeon Woong AN, Youn Kyu YI, Seung Ho LEE
  • Publication number: 20210024368
    Abstract: Provided is a method for inhibiting extractant degradation by a diluent and an extractant input manner, the method including steps of: (a) determining and analyzing the total volume of the DSX solvent when the diluent and the extractant, which are the DSX solvents, are added in the DSX process and identifying the concentration of the extractant; (b) calculating an extractant concentration according to an amount of the diluent to be added based on the analysis value of step (a), and then adding the extractant; (c) determining the ratio between the extractants through analysis after adding the extractants; (d) adding the extractant to be needed when the ratio between extractants is out of the range; and (e) adding the diluent and analyzing the ratio between the extractants.
    Type: Application
    Filed: July 26, 2019
    Publication date: January 28, 2021
    Inventors: Jeon Woong AN, Youn Kyu YI, Sang Seo LEE, Seung Ho LEE
  • Publication number: 20210016625
    Abstract: The present invention relates to a thermal management system for a vehicle, which can provide various effects, such as a reduction of weight, a cost reduction, and a reduction of a package size due to a reduction in the number of components. The thermal management system for a vehicle, which includes a refrigerant circulation loop circulating refrigerant and exchanging heat between the refrigerant and inside air of an air-conditioning case in order to perform air-conditioning inside the vehicle, includes: a first coolant loop for cooling electric parts of the vehicle; and a second coolant loop for cooling a battery of the vehicle, wherein the first coolant loop and the second coolant loop are configured independently, and coolant flowing in the first coolant loop selectively circulates in the second coolant loop.
    Type: Application
    Filed: May 3, 2019
    Publication date: January 21, 2021
    Inventors: Jae Min LEE, Young Chul KIM, Seo Jun YOON, Seung Ho LEE