Patents by Inventor Byoungsuk CHOI
Byoungsuk CHOI 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: 20230255426Abstract: The present disclosure relates to a charging device for a robot cleaner, and more particularly, to a charging device which is for a robot cleaner and includes: a main body that forms the exterior and is provided to charge a robot cleaner including a plurality of cliff detection sensors; and an arrangement plate that constitutes a lower part of the main body and has, on the upper surface, a charging terminal for charging the robot cleaner. A plurality of pads provided so that the robot cleaner receives different signals through the plurality of cliff detection sensors may be formed on the upper surface of the arrangement plate.Type: ApplicationFiled: December 9, 2020Publication date: August 17, 2023Applicant: LG ELECTRONICS INC.Inventor: Byoungsuk CHOI
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Publication number: 20230248203Abstract: The present disclosure relates to a method for controlling a robot cleaner and, more particularly, to a method for controlling a robot cleaner including a plurality of obstacle detection sensors, the method for controlling the robot cleaner to execute the operations comprising: a first step for approaching a charging device for the robot cleaner according to an IR signal transmitted from the charging device for the robot cleaner including a charging terminal for charging the robot cleaner; a second step for checking whether the shortest distance between the robot cleaner and the charging device for the robot cleaner is less than or equal to a first distance through the plurality of obstacle detection sensors; a third step for checking whether the center lines of the robot cleaner and the charging device for the robot cleaner are aligned through the plurality of obstacle detection sensors, and aligning the center lines of the robot cleaner and the charging device for the robot cleaner; and a fourth step for, wType: ApplicationFiled: October 6, 2020Publication date: August 10, 2023Applicant: LG ELECTRONICS INC.Inventor: Byoungsuk CHOI
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Publication number: 20230052257Abstract: Disclosed are a lawn mower robot and a control method for same. A lawn mower robot and a control method for same according to an embodiment of the present invention can sense height information about the height between a lawn and the lower side of the lawn mower robot. The sensed height information is used as supporting data for calculating whether the lawn mower robot has deviated from a preset travel path, as well as the deviation direction. Accordingly, even when a separate sensing means is not provided, whether the lawn mower robot has deviated from the preset travel path is calculated using the height information about the height from the ground, and thus the lawn mower can be returned to the preset travel path.Type: ApplicationFiled: February 3, 2020Publication date: February 16, 2023Inventor: Byoungsuk CHOI
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Patent number: 11280533Abstract: A method of controlling a refrigerator includes detecting opening/closing of an ice dispensing duct, through which ice is taken out, and storing an opening time of the ice dispensing duct per time interval. Each time interval is classified as a use time when the opening time of the ice dispensing duct is equal to or greater than a reference time and each time interval is classified as a non-use time when the opening time of the ice dispensing duct is less than the reference time.Type: GrantFiled: June 25, 2019Date of Patent: March 22, 2022Assignee: LG ELECTRONICS INC.Inventor: Byoungsuk Choi
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Patent number: 10793415Abstract: A water dispensing apparatus may include a dispenser housing at which a container accommodation part accommodating a container is formed to be recessed; a water nozzle provided at an inner surface of the dispenser housing which defines an upper surface of the container accommodation part; a water level detecting member provided at the inner surface of the dispenser housing close to the water nozzle and configured to detect a level of water filled in the container; a target water level input part provided to input the level of water filled in the container; and a water level indicating unit provided at an inner surface of the dispenser housing which defines a side surface of the container accommodation part to indicate a water level on the container.Type: GrantFiled: July 5, 2018Date of Patent: October 6, 2020Assignee: LG ELECTRONICS INC.Inventors: Byoungsuk Choi, Shinhyun Park, Sun Kim
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Publication number: 20200003473Abstract: A method of controlling a refrigerator includes detecting opening/closing of an ice dispensing duct, through which ice is taken out, and storing an opening time of the ice dispensing duct per time interval. Each time interval is classified as a use time when the opening time of the ice dispensing duct is equal to or greater than a reference time and each time interval is classified as a non-use time when the opening time of the ice dispensing duct is less than the reference time.Type: ApplicationFiled: June 25, 2019Publication date: January 2, 2020Inventor: Byoungsuk CHOI
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Patent number: 10502481Abstract: A refrigerator according to an embodiment of the present invention includes a power input part through which power is input from a UPS device connected to a commercial power source and an auxiliary power source; a voltage sensor configured to sense a voltage of the power input through the power input part; and a control part configured to analyze a voltage signal sensed by the voltage sensor and to determine whether the input power is commercial power or auxiliary power.Type: GrantFiled: April 26, 2016Date of Patent: December 10, 2019Assignee: LG ELECTRONICS INC.Inventors: Shinhyun Park, Sun Kim, Byoungsuk Choi, Jinseok Hu
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Patent number: 10181803Abstract: An appliance includes a driver to drive a load, the load requiring AC power or DC power. A power supply receives one of external AC power, back-up AC power and back-up DC power and outputs at least one of AC power or DC power to the load. An operation mode of the home appliance is one of normal operation when receiving external AC power, normal operation when receiving one of back-up AC power and back-up DC power during a power interruption, and a power save mode when receiving one of back-up AC power and back-up DC power during the power interruption. The power supplies a first power level when there is no power interruption, a second power level when there is power interruption and a third power level when there is power interruption and the power save mode is selected, where the second power level is between the first power level and the third power level. The power save mode is automatically selected when the second power level falls below a reference power level.Type: GrantFiled: August 21, 2015Date of Patent: January 15, 2019Assignee: LG ELECTRONICS INC.Inventors: Byoungsuk Choi, Jinseok Hu, Heesun Kim, Shinhyun Park
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Publication number: 20180312387Abstract: A water dispensing apparatus may include a dispenser housing at which a container accommodation part accommodating a container is formed to be recessed; a water nozzle provided at an inner surface of the dispenser housing which defines an upper surface of the container accommodation part; a water level detecting member provided at the inner surface of the dispenser housing close to the water nozzle and configured to detect a level of water filled in the container; a target water level input part provided to input the level of water filled in the container; and a water level indicating unit provided at an inner surface of the dispenser housing which defines a side surface of the container accommodation part to indicate a water level on the container.Type: ApplicationFiled: July 5, 2018Publication date: November 1, 2018Inventors: Byoungsuk CHOI, Shinhyun PARK, Sun KIM
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Patent number: 10040679Abstract: A water dispensing apparatus may include a dispenser housing at which a container accommodation part accommodating a container is formed to be recessed; a water nozzle provided at an inner surface of the dispenser housing which defines an upper surface of the container accommodation part; a water level detecting member provided at the inner surface of the dispenser housing close to the water nozzle and configured to detect a level of water filled in the container; a target water level input part provided to input the level of water filled in the container; and a water level indicating unit provided at an inner surface of the dispenser housing which defines a side surface of the container accommodation part to indicate a water level on the container.Type: GrantFiled: January 19, 2016Date of Patent: August 7, 2018Assignee: LG ELECTRONICS INC.Inventors: Byoungsuk Choi, Shinhyun Park, Sun Kim
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Patent number: 10027164Abstract: A power determining apparatus is disclosed. The power determining apparatus includes a sensor for sensing a current or voltage supplied from a commercial power source or an uninterruptible power supply (UPS), and a controller for analyzing a current or voltage signal sent from the sensor, and determining which one of the commercial power source and the UPS supplies power, based on results of the analysis.Type: GrantFiled: October 8, 2014Date of Patent: July 17, 2018Assignee: LG ELECTRONICS INC.Inventors: Jinseok Hu, Shinhyun Park, Byoungsuk Choi, Heesun Kim
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Patent number: 9997926Abstract: A home appliance includes a driver to drive a load, a power supply to convert AC power supplied from an outside of the home appliance, and to receive DC power during interruption of electric power, and a controller (1) to perform a control operation to supply first electric power based on the supplied AC power to the load in accordance with a normal operation mode when no interruption of electric power occurs, (2) to perform a control operation to supply second electric power based on the supplied DC power to the load in accordance with the normal operation mode when no interruption of electric power occurs, and (3) to perform a control operation to supply third electric power based on the supplied DC power to the load in accordance with a power saving mode upon the interruption of electric power.Type: GrantFiled: August 21, 2015Date of Patent: June 12, 2018Assignee: LG ELECTRONICS INC.Inventors: Byoungsuk Choi, Jinseok Hu, Heesun Kim, Shinhyun Park
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Patent number: 9958193Abstract: Provided is a refrigerator. The refrigerator may include a power supply unit configured to power the refrigerator using commercial power, a battery coupled to the power supply unit and configured to supply auxiliary power to the refrigerator, a power detection unit coupled to the power supply unit and the battery and configured to detect whether power is being supplied from the power supply unit, a driving unit to provide cold air, and a controller configured to control an operational mode of the driving unit based on the detection at the power detection unit. When the power supply unit is supplying power, the driving unit may be controlled to operate in a normal operation mode, and when the power supply unit is not supplying power, the driving unit may be controlled to operate in a power failure operation mode and to control the power to be supplied from the battery.Type: GrantFiled: October 14, 2015Date of Patent: May 1, 2018Assignee: LG ELECTRONICS INC.Inventors: Shinhyun Park, Sun Kim, Byoungsuk Choi
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Patent number: 9958192Abstract: Provided is a refrigerator. The refrigerator may include a power supply unit configured to power the refrigerator using commercial power, a battery coupled to the power supply unit and configured to supply auxiliary power to the refrigerator, a power detection unit coupled to the power supply unit and the battery and configured to detect whether power is being supplied from the power supply unit, a driving unit to provide cold air, and a controller configured to control an operational mode of the driving unit based on the detection at the power detection unit. When the power supply unit is supplying power, the driving unit may be controlled to operate in a normal operation mode, and when the power supply unit is not supplying power, the driving unit may be controlled to operate in a power failure operation mode and to control the power to be supplied from the battery.Type: GrantFiled: November 5, 2014Date of Patent: May 1, 2018Assignee: LG ELECTRONICS INC.Inventors: Shinhyun Park, Sun Kim, Byoungsuk Choi
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Publication number: 20180023885Abstract: A refrigerator according to an embodiment of the present invention includes a power input part through which power is input from a UPS device connected to a commercial power source and an auxiliary power source; a voltage sensor configured to sense a voltage of the power input through the power input part; and a control part configured to analyze a voltage signal sensed by the voltage sensor and to determine whether the input power is commercial power or auxiliary power.Type: ApplicationFiled: April 26, 2016Publication date: January 25, 2018Inventors: Shinhyun PARK, Sun KIM, Byoungsuk CHOI, Jinseok HU
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Patent number: 9863688Abstract: A refrigerator includes a compressor, a cold storage medium, a power supply to convert AC power supplied from an outside of the refrigerator, and to receive DC power during interruption of electric power, and a controller to perform a control operation to supply a cooling capacity to an interior of the refrigerator by driving the compressor based on the supplied AC power when no interruption of electric power occurs, and to perform a control operation to supply a cooling capacity to the interior of the refrigerator based on the supplied DC power and the cold storage medium during the interruption of electric power. Accordingly, consumption of electric power during interruption of electric power is reduced.Type: GrantFiled: August 20, 2015Date of Patent: January 9, 2018Assignee: LG ELECTRONICS INC.Inventors: Byoungsuk Choi, Jinseok Hu, Heesun Kim, Shinhyun Park
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Patent number: 9823004Abstract: A refrigerator and a method for controlling the same are disclosed. A refrigerator includes a timer for measuring an interval of one hour after power is supplied to the refrigerator, a door opening/closing sensor for sensing opening and closing of a door, a storage unit for storing information whether door is opened in a sector defined as one hour by the timer and at least 7 sector units each having 24 consecutive sectors, and a control unit for predicting a refrigerator use pattern in 24 sectors by overlapping 7 sector units, performing a normal operation mode to maintain a storage compartment at a first desired temperature in a sector in which door opening is predicted, and performing a power-saving operation mode to maintain the storage compartment at a second desired temperature higher than the first desired temperature in a sector in which door opening is not predicted.Type: GrantFiled: October 8, 2014Date of Patent: November 21, 2017Assignee: LG ELECTRONICS INC.Inventors: Byoungsuk Choi, Jinseok Hu, Heesun Kim
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Publication number: 20160207753Abstract: A water dispensing apparatus may include a dispenser housing at which a container accommodation part accommodating a container is formed to be recessed; a water nozzle provided at an inner surface of the dispenser housing which defines an upper surface of the container accommodation part; a water level detecting member provided at the inner surface of the dispenser housing close to the water nozzle and configured to detect a level of water filled in the container; a target water level input part provided to input the level of water filled in the container; and a water level indicating unit provided at an inner surface of the dispenser housing which defines a side surface of the container accommodation part to indicate a water level on the container.Type: ApplicationFiled: January 19, 2016Publication date: July 21, 2016Inventors: Byoungsuk CHOI, Shinhyun PARK, Sun KIM
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Publication number: 20160076805Abstract: Provided is a refrigerator. The refrigerator may include a power supply unit configured to power the refrigerator using commercial power, a battery coupled to the power supply unit and configured to supply auxiliary power to the refrigerator, a power detection unit coupled to the power supply unit and the battery and configured to detect whether power is being supplied from the power supply unit, a driving unit to provide cold air, and a controller configured to control an operational mode of the driving unit based on the detection at the power detection unit. When the power supply unit is supplying power, the driving unit may be controlled to operate in a normal operation mode, and when the power supply unit is not supplying power, the driving unit may be controlled to operate in a power failure operation mode and to control the power to be supplied from the battery.Type: ApplicationFiled: October 14, 2015Publication date: March 17, 2016Inventors: Shinhyun PARK, Sun KIM, Byoungsuk CHOI
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Publication number: 20160056634Abstract: A home appliance includes a driver to drive a load, a power supply to convert AC power supplied from an outside of the home appliance, and to receive DC power during interruption of electric power, and a controller (1) to perform a control operation to supply first electric power based on the supplied AC power to the load in accordance with a normal operation mode when no interruption of electric power occurs, (2) to perform a control operation to supply second electric power based on the supplied DC power to the load in accordance with the normal operation mode when no interruption of electric power occurs, and (3) to perform a control operation to supply third electric power based on the supplied DC power to the load in accordance with a power saving mode upon the interruption of electric power.Type: ApplicationFiled: August 21, 2015Publication date: February 25, 2016Inventors: Byoungsuk CHOI, Jinseok HU, Heesun KIM, Shinhyun PARK