Patents by Inventor Chan Ho Chun
Chan Ho Chun 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).
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Publication number: 20240100206Abstract: A shoes care device includes a first management device, a second management device, a steam generator, and a controller. Each of the first management device and the second management device may be configured to include an inner cabinet, a connection path, a blowing part, and a dehumidifying part. A supply degree of steam, a dehumidification degree by a dehumidifying part, and a flow degree of air circulated in a connection path can be different between the first management device and the second management device, and as a result, the shoes can be managed under different conditions in the first management device and the second management device.Type: ApplicationFiled: November 30, 2022Publication date: March 28, 2024Applicant: LG ELECTRONICS INC.Inventors: Chang Kyu KIM, Chan Ho CHUN, Man Ho CHUN
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Publication number: 20230340716Abstract: Disclosed are a dryer and an operating method therefor that are useful in a 5G environment provided for the Internet of Things. The dryer of the disclosure includes a tumbler, a fan connected to the exit of the tumbler, a heat exchanger disposed in a flow line of a working fluid connected to the exit of the fan, a compressor having an entrance connected to a flow line connected to the exit of the fan and an exit connected to the entrance of the heat exchanger, and a steam generator having an exit connected to the entrance of the compressor.Type: ApplicationFiled: December 17, 2020Publication date: October 26, 2023Inventors: Yang Gyu KIM, Chan Ho Chun, Tae Hee LEE
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Publication number: 20230026828Abstract: Disclosed are a dryer and an operating method therefor that are useful in a 5G environment provided for the Internet of Things. The dryer of the disclosure includes a heating device, a tumbler connected to the exit of the heating device, a fan connected to the exit of the tumbler, a heat exchanger disposed in a flow line of a working fluid connected to the exit of the fan, a compressor having an entrance connected to a flow line connected to the exit of the fan and an exit connected to the entrance of the heat exchanger, and a regeneration device having an entrance connected to the exit of the heat exchanger.Type: ApplicationFiled: December 17, 2020Publication date: January 26, 2023Inventors: Yang Gyu KIM, Chan Ho CHUN
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Patent number: 11556210Abstract: The present disclosure relates to a technology for supplying an auxiliary signal to a panel, which allows maximizing an effect of removing parasitic capacitances by correcting an auxiliary signal such that characteristics of the auxiliary signal conform with those of a touch driving signal.Type: GrantFiled: October 25, 2021Date of Patent: January 17, 2023Assignee: LX Semicon Co., Ltd.Inventors: Chan Ho Chun, Dong Min Won, Ho Jin Kang
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Publication number: 20220192465Abstract: A shoe care device includes an inner cabinet that has an accommodation space configured to accommodate shoes therein, an inlet defined at a first portion of the accommodation space and configured to supply air to the accommodation space, and an outlet defined at a second portion of the accommodation space and configured to suction air from the accommodation space. The shoe care device further includes a connection path configured to circulate air between the inlet and the outlet, a blowing fan disposed at the connection path and configured to blow air from the outlet toward the inlet, a dehumidifying material disposed at the connection path and configured to dehumidify the air blown by the blowing fan, a heater configured to heat the dehumidifying material, and a regeneration path configured to guide, to a location other than the inlet, the air having passed through the dehumidifying material heated by the heater.Type: ApplicationFiled: December 23, 2021Publication date: June 23, 2022Inventors: Jeong Uk LEE, CHAN HO CHUN, Chang Kyu KIM, Hye Yong PARK, Manho CHUN, Sora KIM, DoHyun JUNG, Taehee LEE
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Publication number: 20220192464Abstract: A shoe care device includes an inner cabinet, an air supply device that is configured to blow air to an accommodated space of the inner cabinet and includes a plurality of dehumidifying materials separate from one another, and a controller configured to control the air supply device. The air supply device includes a connection path configured to circulate air between an inlet and an outlet of the inner cabinet, and a regeneration path branched from the connection path and configured to guide air having passed through at least one of the dehumidifying materials to a portion of the air supply device other than the inlet. The controller is configured to control the air supply device to selectively open and close at least one of the connection path or the regeneration path based on whether or not at least one of the dehumidifying materials is heated.Type: ApplicationFiled: December 23, 2021Publication date: June 23, 2022Inventors: Taeyong JUNG, CHAN HO CHUN, Chang Kyu KIM, Hye Yong PARK, Manho CHUN, Sora KIM, DoHyun JUNG, Taehee LEE
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Publication number: 20220147220Abstract: The present disclosure relates to a technology for supplying an auxiliary signal to a panel, which allows maximizing an effect of removing parasitic capacitances by correcting an auxiliary signal such that characteristics of the auxiliary signal conform with those of a touch driving signal.Type: ApplicationFiled: October 25, 2021Publication date: May 12, 2022Inventors: Chan Ho Chun, Dong Min Won, Ho Jin Kang
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Patent number: 9086233Abstract: A method of controlling a refrigerator is provided. The refrigerator may include a main body having a plurality of storage chambers, a plurality of evaporators to independently cool the plurality of storage chambers, and a refrigerant control valve that controls refrigerant flow into the plurality of evaporators. The method may include opening the control valve and allowing refrigerant to flow into at least one of the plurality of evaporators, when an opening integration time of the control valve is greater than a defrost setting time of the evaporator, operating the refrigerator in a defrost mode, and, when a temperature sensed by a defrost sensor of an evaporator being defrosted is greater than return setting temperatures, terminating operation in the defrost mode. In this manner, each evaporator may be defrosted efficiently, and at a point in time at which defrosting is required.Type: GrantFiled: January 26, 2008Date of Patent: July 21, 2015Assignee: LG Electronics Inc.Inventors: Chan Ho Chun, Sung Ho Park, Chel Woong Lee
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Patent number: 8596082Abstract: There are provided a refrigerator and a method of controlling the same. When a difference between a temperature of an inside of a freezer compartment and a set temperature is referred to as a first error temperature and when a difference between a temperature of an inside of a refrigerator compartment and the set temperature is referred to as a second error temperature, the method of controlling a refrigerator includes varying stroke of an inverter linear compressor to operate the inverter linear compressor by a maximum output when the first or second error temperature is higher than a maximum output temperature and varying the stroke of the inverter linear compressor at least once in a freezer or refrigerator cycle one period to operate the inverter linear compressor when the first or second error temperature is no more than the maximum output temperature.Type: GrantFiled: March 12, 2008Date of Patent: December 3, 2013Assignee: LG Electronics Inc.Inventors: Ji Won Sung, Chan Ho Chun, Yong Hwan Eom
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Patent number: 8528353Abstract: There are provided a refrigerator and a method of controlling the same. The method of controlling a refrigerator includes varying stroke of an inverter linear compressor to operate the inverter linear compressor by a maximum output when a temperature of an inside of a freezer compartment or a refrigerator compartment is higher than a maximum output temperature and varying the stroke of the inverter linear compressor at one period interval to operate the inverter linear compressor when the temperature of the inside of the freezer compartment or the refrigerator compartment is no more than the maximum output temperature.Type: GrantFiled: January 26, 2008Date of Patent: September 10, 2013Assignee: LG Electronics Inc.Inventors: Ji Won Sung, Chan Ho Chun, Chang Oh Kim
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Patent number: 8490421Abstract: A method of controlling a refrigerator is provided in which a refrigerating chamber and a freezing chamber may be cooled at the same time the refrigerating chamber and the freezing chamber may be cooled sequentially, and a refrigerant recovery may then be performed. Accordingly, upon initial start-up of the refrigerator, a temperature within each chamber may be cooled more rapidly through simultaneous cooling. Further, when a compressor is actuated again after being off, refrigerant may be supplied to each evaporator smoothly through the refrigerant recovery. Accordingly, cooling performance of a freezing cycle may be improved.Type: GrantFiled: January 26, 2008Date of Patent: July 23, 2013Assignee: LG Electronics Inc.Inventors: Yong Hwan Eom, Chan Ho Chun
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Patent number: 8418488Abstract: According to a method of controlling a refrigerator in accordance with the present invention, after the refrigerating chamber and the freezing chamber are operated at the same time, refrigerant recovery is performed and the refrigerating chamber is then cooled. Accordingly, imbalance due to the pressure difference between the refrigerating chamber evaporator and the freezing chamber evaporator can be solved. Further, there is an advantage in that the refrigerating chamber can be cooled rapidly since refrigerant is supplied to the refrigerating chamber smoothly.Type: GrantFiled: January 26, 2008Date of Patent: April 16, 2013Assignee: LG Electronics Inc.Inventors: Ji Won Sung, Chan Ho Chun
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Patent number: 7878015Abstract: A radiating apparatus of a built-in refrigerator includes an airflow guide that separates a condenser from a blower fan in order to prevent a cool air and a hot air from mixing together, thereby increasing an efficiency of the built-in refrigerator.Type: GrantFiled: October 8, 2004Date of Patent: February 1, 2011Assignee: LG Electronics Inc.Inventors: Hyoung Keun Lim, Youn Seok Lee, Yang Gyu Kim, Se Young Kim, Chan Ho Chun
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Patent number: 7766437Abstract: A refrigerator including a cooling chamber in a main body, includes: a rack assembly installed inside the cooling chamber; and a rack assembly drawing unit for drawing/putting the rack assembly out of/into the cooling chamber. Accordingly, food containers put on a rack of a rack assembly can be easily and conveniently taken out or checked regardless their locations by constructing the rack assembly to be selectively drawn out of a cooling chamber. Also, by attaching a vibration preventing rubber material to an end of the rack assembly, the food container put on the rack is prevented from being dropped, and the vibration noise can be effectively prevented.Type: GrantFiled: November 24, 2004Date of Patent: August 3, 2010Assignee: LG Electronics Inc.Inventors: Hyung-Keun Lim, Chan-Ho Chun, Youn-Seok Lee, Yang-Gyu Kim, Sae-Young Kim
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Publication number: 20100179693Abstract: There are provided a refrigerator and a method of controlling the same. The method of controlling a refrigerator includes varying stroke of an inverter linear compressor to operate the inverter linear compressor by a maximum output when a temperature of an inside of a freezer compartment or a refrigerator compartment is higher than a maximum output temperature and varying the stroke of the inverter linear compressor at one period interval to operate the inverter linear compressor when the temperature of the inside of the freezer compartment or the refrigerator compartment is no more than the maximum output temperature.Type: ApplicationFiled: January 26, 2008Publication date: July 15, 2010Inventors: Ji Won Sung, Chan Ho Chun, Chang Oh Kim
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Publication number: 20100154443Abstract: The present invention provides a method of controlling a refrigerator, including a main body having a plurality of storage chambers; a plurality of evaporators installed to independently cool the plurality of storage chambers, respectively; and a refrigerant control valve for controlling refrigerant introduced into the plurality of evaporators, the method includes a refrigerant control valve opening step of opening the refrigerant control valve so that the refrigerant can be introduced into at least one of the plurality of evaporators; an evaporator defrost step of, when an opening integration time of the refrigerant control valve is higher than a defrost setting time of the evaporator, at which the refrigerant is introduced by the refrigerant control valve, operating the refrigerator in a defrost mode of the evaporator in which the refrigerant is introduced; and an evaporator defrost end step of, when temperatures sensed by defrost sensors of the evaporators that are being defrosted are higher than return seType: ApplicationFiled: January 26, 2008Publication date: June 24, 2010Inventors: Chan Ho Chun, Sung Ho Park, Chel Woong Lee
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Publication number: 20100152902Abstract: According to a method of controlling a refrigerator in accordance with the present invention, after the refrigerating chamber and the freezing chamber are operated at the same time, refrigerant recovery is performed and the refrigerating chamber is then cooled. Accordingly, imbalance due to the pressure difference between the refrigerating chamber evaporator and the freezing chamber evaporator can be solved. Further, there is an advantage in that the refrigerating chamber can be cooled rapidly since refrigerant is supplied to the refrigerating chamber smoothly.Type: ApplicationFiled: January 26, 2008Publication date: June 17, 2010Inventors: Ji Won Sung, Chan Ho Chun
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Publication number: 20100146997Abstract: According to a method of controlling a refrigerator in accordance with the present invention, in the case in which a refrigerating chamber or a freezing chamber has to be cooled, the refrigerating chamber is primarily cooled up to a cooling temperature set higher than a target temperature region and the freezing chamber is then cooled. Accordingly, there is an advantage in that temperatures of the refrigerating chamber and the freezing chamber can be cooled to a temperature wanted by a user more rapidly.Type: ApplicationFiled: January 26, 2008Publication date: June 17, 2010Inventors: Yong Hwan Eom, Chan Ho Chun
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Publication number: 20100131107Abstract: According to a method of controlling a refrigerator in accordance with the present invention, a refrigerating chamber and a freezing chamber are cooled at the same time, one and the other of the refrigerating chamber and the freezing chamber are cooled sequentially, and refrigerant recovery is then performed. Accordingly, upon initial start-up of a refrigerator, a temperature within each chamber can be cooled more rapidly through simultaneous cooling. Further, when a compressor is actuated again after being off, refrigerant can be supplied to each evaporator smoothly through a refrigerant recovery step. Accordingly, there is an advantage in that the cooling performance of a freezing cycle can be improved.Type: ApplicationFiled: January 26, 2008Publication date: May 27, 2010Inventors: Yong Hwan Eom, Chan Ho Chun
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Publication number: 20100063634Abstract: There are provided a refrigerator and a method of controlling the same. When a difference between a temperature of an inside of a freezer compartment and a set temperature is referred to as a first error temperature and when a difference between a temperature of an inside of a refrigerator compartment and the set temperature is referred to as a second error temperature, the method of controlling a refrigerator includes varying stroke of an inverter linear compressor to operate the inverter linear compressor by a maximum output when the first or second error temperature is higher than a maximum output temperature and varying the stroke of the inverter linear compressor at least once in a freezer or refrigerator cycle one period to operate the inverter linear compressor when the first or second error temperature is no more than the maximum output temperature.Type: ApplicationFiled: March 12, 2008Publication date: March 11, 2010Inventors: Ji Won Sung, Chan Ho Chun, Yong Hwan Eom