Patents by Inventor Seaunglok HAM
Seaunglok HAM 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: 11537135Abstract: A moving robot includes: a main body; a traveling unit configured to rotate and move the main body; a sensing unit configured to sense position information of a specific point of a front portion of a docking device; and a controller configured to, based on sensing result of the sensing unit, determine i) whether a first condition, which is preset to be satisfied when the docking device is disposed in a front of the moving robot, is satisfied, and ii) whether a second condition, which is preset to be satisfied when the moving robot is disposed in a front of the moving robot, is satisfied, to control an operation of the traveling unit so as to satisfy the first condition and the second condition, and to move to the front so as to attempt to dock in a state where the first condition and the second condition are satisfied.Type: GrantFiled: January 16, 2019Date of Patent: December 27, 2022Assignee: LG ELECTRONICS INC.Inventors: Sungbeom Cho, Jaeheon Chung, Seaunglok Ham, Jinwoo Han
-
Patent number: 11510535Abstract: A robot cleaner includes a main body, and a wheel unit including a wheel configured to movably support the main body. The wheel unit is installed in a suspension unit and configured to be movable upward or downward. The suspension unit is configured to absorb impact when the wheel unit moves upward or downward, and is installed in a lifting unit coupled to the main body. The suspension unit is configured to be raised or lowered relative to the lifting unit. The lifting unit includes a lifting drive motor including a rotatable shaft disposed in parallel with a direction in which the suspension unit is configured to be raised or lowered, and a transmission unit configured to transmit a rotation force of the lifting drive motor to the suspension unit.Type: GrantFiled: October 22, 2019Date of Patent: November 29, 2022Assignee: LG ELECTRONICS INC.Inventors: Seungjin Lee, Hwang Kim, Sangik Lee, Seaunglok Ham
-
Publication number: 20220287534Abstract: Disclosed is a robot system including: a robot cleaner configured to perform wet cleaning in a cleaning zone; a server configured to communicate with the robot cleaner and perform control of the robot cleaner; and a user terminal configured to be in association with the robot cleaner, and control the robot cleaner as an application for the control of the robot cleaner is activated, wherein the robot cleaner includes: a main body configured to form an outer shape; a pair of rotary mop modules configured to be rotatably installed in the main body, move the main body while rotating, and have a mop cloth attached to a rotating plate of a lower portion; a drive motor configured to rotate the pair of rotary mop modules; a mop detecting unit configured to detect an error state of the mop cloth attached to the rotating plate and output a detection signal; and a controller configured to determine the error state of the mop cloth according to the detection signal from the mop detecting unit, and control driving of theType: ApplicationFiled: February 17, 2020Publication date: September 15, 2022Inventors: Jaewon JANG, Yeongjae LEE, Seaunglok HAM
-
Patent number: 11297991Abstract: A cleaner includes a cleaner body, a power supply including a first battery and a second battery that are accommodated in the cleaner body, and a power supply circuit configured to operate in a charge mode for receiving power from the outside to recharge the first and second batteries or in a discharge mode for supplying the power recharged in the first and second batteries to a load, a charging terminal connected to an external charging stand and configured to supply direct current (DC) power to the first and second batteries in the charge mode, and a controller configured to control an operation of the power supply in the discharge mode and the charge mode.Type: GrantFiled: March 13, 2019Date of Patent: April 12, 2022Assignee: LG ELECTRONICS INC.Inventors: Sangik Lee, Jaeheon Chung, Seaunglok Ham
-
Patent number: 11259677Abstract: A cleaner includes a cleaner body, a power supply including a first battery and a second battery that are accommodated in the cleaner body, and a power supply circuit configured to operate in a charge mode for receiving power from the outside to recharge the first and second batteries or in a discharge mode for supplying the power recharged in the first and second batteries to a load, a charging terminal connected to an external charging stand and configured to supply direct current (DC) power to the first and second batteries in the charge mode, and a controller configured to control an operation of the power supply in the discharge mode and the charge mode.Type: GrantFiled: March 13, 2019Date of Patent: March 1, 2022Assignee: LG ELECTRONICS INC.Inventors: Sangik Lee, Jaeheon Chung, Seaunglok Ham
-
Patent number: 11234570Abstract: A cleaner includes a cleaner body; a dust container which is accommodated in the cleaner body; a sensing module which detects information around the cleaner body and is mounted in the cleaner body rotatably about a rotating shaft that intersects a horizontal direction; and a driving module which rotates the sensing module in place relatively to the cleaner body.Type: GrantFiled: March 29, 2019Date of Patent: February 1, 2022Assignee: LG ELECTRONICS INC.Inventors: Seungjin Lee, Sangik Lee, Seaunglok Ham
-
Patent number: 11154171Abstract: A cleaner may include a cleaner main body or a main body; a dust container which is accommodated in the cleaner main body; a dust container cover or a cover which covers an upper portion of the dust container; a handle which is coupled to an upper end of the dust container cover; a sensing unit or module which detects information around the cleaner main body; and a rotation module or assembly which rotates the sensing unit relatively with respect to the dust container cover.Type: GrantFiled: March 14, 2019Date of Patent: October 26, 2021Assignee: LG ELECTRONICS INC.Inventors: Sangik Lee, Seungjin Lee, Seaunglok Ham
-
Patent number: 11039720Abstract: Disclosed is a cleaner including a first body having a cleaning unit, a second body configured to move autonomously, and a sensing module including at least one first sensor disposed on the first body and at least one second sensor disposed on the second body, the sensing module sensing a variable distance between the first sensor and the second sensor. Any one of a number of the at least one first sensor and a number of the at least one second sensor is two or more, and the sensing module senses two variable distances by two different combinations of one first sensor and one second sensor. The cleaner further includes a controller configured to control the second body to follow the first body based on the two variable distances.Type: GrantFiled: July 18, 2018Date of Patent: June 22, 2021Assignee: LG Electronics Inc.Inventors: Jaeheon Chung, Seaunglok Ham
-
Publication number: 20210113038Abstract: A robot cleaner includes a main body, and a wheel unit including a wheel configured to movably support the main body. The wheel unit is installed in a suspension unit and configured to be movable upward or downward. The suspension unit is configured to absorb impact when the wheel unit moves upward or downward, and is installed in a lifting unit coupled to the main body. The suspension unit is configured to be raised or lowered relative to the lifting unit. The lifting unit includes a lifting drive motor including a rotatable shaft disposed in parallel with a direction in which the suspension unit is configured to be raised or lowered, and a transmission unit configured to transmit a rotation force of the lifting drive motor to the suspension unit.Type: ApplicationFiled: October 22, 2019Publication date: April 22, 2021Applicant: LG Electronics Inc.Inventors: Seungjin LEE, Hwang KIM, Sangik LEE, Seaunglok HAM
-
Patent number: 10952582Abstract: Disclosed is a robot cleaner. The A robot cleaner comprising: a cleaner main body defining an external appearance of the robot cleaner, a suction unit provided in the cleaner main body for suctioning air containing dust, a dust separation unit for separating the dust from the air suctioned through the suction unit, a fan unit connected to the dust separation unit for providing suction force to the suction unit, and a housing having an air flow path for guiding the air discharged from the fan unit, wherein the housing accommodates a battery for supplying electricity to the fan unit, and wherein the air passing through the air flow path exchanges heat with the battery.Type: GrantFiled: August 12, 2016Date of Patent: March 23, 2021Assignee: LG ELECTRONICS INC.Inventors: Jongsu Kim, Seaunglok Ham
-
Patent number: 10856716Abstract: The present disclosure discloses a robot cleaner, including a cleaner body; and a sensing unit disposed in the cleaner body, wherein the sensing unit includes a rotating body configured to be horizontally rotatable around a rotation shaft passing through an inside of the cleaner body; a sensing unit mounted on one side of the rotating body to sense a feature or an obstacle in the vicinity of the cleaner body; and a tilting unit installed inside the rotating body to vertically tilt the sensing unit.Type: GrantFiled: June 26, 2018Date of Patent: December 8, 2020Assignee: LG ELECTRONICS INC.Inventors: Seaunglok Ham, Jaeheon Chung, Seungjin Lee, Hwang Kim, Hyeongshin Jeon
-
Patent number: 10436456Abstract: An air conditioner and a method for controlling an air conditioner are provided. The method may include acquiring a top view image for an indoor space using an imaging device and calculating a height of a ceiling in which an indoor device may be mounted; determining whether an image is a human body or an obstacle, with respect to at least one image included in the to view image; and performing control of the indoor device to allow air flow to avoid an obstacle and be discharged toward a human body by controlling driving of an indoor fan or one or more discharge vane provided in the indoor device.Type: GrantFiled: November 8, 2016Date of Patent: October 8, 2019Assignee: LG ELECTRONICS INC.Inventors: Beungyong Park, Sungmok Hwang, Juyoun Lee, Jusu Kim, Seaunglok Ham
-
Publication number: 20190298132Abstract: A cleaner includes a cleaner body; a dust container which is accommodated in the cleaner body; a sensing module which detects information around the cleaner body and is mounted in the cleaner body rotatably about a rotating shaft that intersects a horizontal direction; and a driving module which rotates the sensing module in place relatively to the cleaner body.Type: ApplicationFiled: March 29, 2019Publication date: October 3, 2019Inventors: Seungjin LEE, Sangik LEE, Seaunglok HAM
-
Publication number: 20190282055Abstract: A cleaner includes a cleaner body, a power supply including a first battery and a second battery that are accommodated in the cleaner body, and a power supply circuit configured to operate in a charge mode for receiving power from the outside to recharge the first and second batteries or in a discharge mode for supplying the power recharged in the first and second batteries to a load, a charging terminal connected to an external charging stand and configured to supply direct current (DC) power to the first and second batteries in the charge mode, and a controller configured to control an operation of the power supply in the discharge mode and the charge mode.Type: ApplicationFiled: March 13, 2019Publication date: September 19, 2019Inventors: Sangik LEE, Jaeheon CHUNG, Seaunglok HAM
-
Publication number: 20190282054Abstract: A cleaner may include a cleaner main body or a main body; a dust container which is accommodated in the cleaner main body; a dust container cover or a cover which covers an upper portion of the dust container; a handle which is coupled to an upper end of the dust container cover; a sensing unit or module which detects information around the cleaner main body; and a rotation module or assembly which rotates the sensing unit relatively with respect to the dust container cover.Type: ApplicationFiled: March 14, 2019Publication date: September 19, 2019Inventors: Sangik LEE, Seungjin Lee, Seaunglok Ham
-
Publication number: 20190220033Abstract: A moving robot includes: a main body; a traveling unit configured to rotate and move the main body; a sensing unit configured to sense position information of a specific point of a front portion of a docking device; and a controller configured to, based on sensing result of the sensing unit, determine i) whether a first condition, which is preset to be satisfied when the docking device is disposed in a front of the moving robot, is satisfied, and ii) whether a second condition, which is preset to be satisfied when the moving robot is disposed in a front of the moving robot, is satisfied, to control an operation of the traveling unit so as to satisfy the first condition and the second condition, and to move to the front so as to attempt to dock in a state where the first condition and the second condition are satisfied.Type: ApplicationFiled: January 16, 2019Publication date: July 18, 2019Applicant: LG Electronics Inc.Inventors: Sungbeom CHO, Jaeheon CHUNG, Seaunglok HAM, Jinwoo HAN
-
Publication number: 20190022872Abstract: Disclosed is a cleaner including a first body having a cleaning unit, a second body configured to move autonomously, and a sensing module including at least one first sensor disposed on the first body and at least one second sensor disposed on the second body, the sensing module sensing a variable distance between the first sensor and the second sensor. Any one of a number of the at least one first sensor and a number of the at least one second sensor is two or more, and the sensing module senses two variable distances by two different combinations of one first sensor and one second sensor. The cleaner further includes a controller configured to control the second body to follow the first body based on the two variable distances.Type: ApplicationFiled: July 18, 2018Publication date: January 24, 2019Inventors: Jaeheon CHUNG, Seaunglok HAM
-
Publication number: 20180368645Abstract: The present disclosure discloses a robot cleaner, including a cleaner body; and a sensing unit disposed in the cleaner body, wherein the sensing unit includes a rotating body configured to be horizontally rotatable around a rotation shaft passing through an inside of the cleaner body; a sensing unit mounted on one side of the rotating body to sense a feature or an obstacle in the vicinity of the cleaner body; and a tilting unit installed inside the rotating body to vertically tilt the sensing unit.Type: ApplicationFiled: June 26, 2018Publication date: December 27, 2018Inventors: Seaunglok HAM, Jaeheon CHUNG, Seungjin LEE, Hwang KIM, Hyeongshin JEON
-
Publication number: 20180228329Abstract: Disclosed is a robot cleaner. The A robot cleaner comprising: a cleaner main body defining an external appearance of the robot cleaner, a suction unit provided in the cleaner main body for suctioning air containing dust, a dust separation unit for separating the dust from the air suctioned through the suction unit, a fan unit connected to the dust separation unit for providing suction force to the suction unit, and a housing having an air flow path for guiding the air discharged from the fan unit, wherein the housing accommodates a battery for supplying electricity to the fan unit, and wherein the air passing through the air flow path exchanges heat with the battery.Type: ApplicationFiled: August 12, 2016Publication date: August 16, 2018Inventors: Jongsu KIM, Seaunglok HAM
-
Patent number: 9895038Abstract: An automatic cleaner is provided. The automatic cleaner may include a main body, and a wheel assembly disposed in the main body to allow the main body to move. The wheel assembly may include a drive, a first wheel rotated by a power of the drive, and a second wheel rotated by the power of the drive. The second wheel may include a plurality of contact protrusions on an outer circumferential surface thereof.Type: GrantFiled: December 18, 2014Date of Patent: February 20, 2018Assignee: LG ELECTRONICS INC.Inventors: Jihwan Kim, Seaunglok Ham, Jongjin Woo, Hwang Kim