公开(公告)号：US11211832B2

公开(公告)日：2021-12-28

申请号：US16294734

申请日：2019-03-06

Applicant: LG ELECTRONICS INC.

Inventor： Byunghyuk Lee ,  Jongseok Baek ,  Yongnam Cho ,  Bohwan Choi

IPC: H02J50/60 ,  G01V3/08 ,  H02J50/10 ,  H02J7/02

Abstract: A foreign object detector for detecting a foreign object between a transmission pad and a reception pad of a wireless charging system can include a plurality of object detectors; and a detection circuit configured to detect an object based on data received from the plurality of object detectors, in which each of the plurality of object detectors includes a first coil part including a coil wound in a first rotation direction; and a second coil part stacked on the first coil part and including a coil wound in a second rotation direction different from the first rotational direction, and in which each of the plurality of object detectors is connected in series or in parallel with one another.

公开(公告)号：US11524413B2

公开(公告)日：2022-12-13

申请号：US16875260

申请日：2020-05-15

Applicant: LG ELECTRONICS INC

Inventor： Sunuk Kim ,  Hokyung Ka ,  Jongkwon Yi ,  Chunho Cho ,  Byunghyuk Lee ,  Keunsik No

IPC: B25J13/06 ,  B25J9/16

Abstract: A robot may perform emergency stopping. The robot includes: a driving device configured to perform movement of the robot; a stop switch configured to output a stop switch signal; a controller configured to output a stop signal; and a stop circuit configured to output a first control signal and a second control signal for stopping the driving device. The stop circuit may output the first control signal and the second control signal in response to the stop signal and the stop switch signal.

公开(公告)号：US11577618B2

公开(公告)日：2023-02-14

申请号：US17266468

申请日：2019-08-06

Applicant: LG Electronics Inc.

Inventor： Yongnam Cho ,  Byunghyuk Lee ,  Jongseok Baek ,  Bohwan Choi

IPC: B60L53/12 ,  B60L50/60 ,  B60L53/14

Abstract: The present disclosure relates to a wired/wireless integrated power reception system provided in a vehicle, the wireless/wireless integrated power reception system including: a wired power reception apparatus configured to receive power from a transformer in a wired power receiving mode; a relay unit, which upon detecting reception of wireless power from a wireless power transmission pad, is configured to switch to a wireless power receiving mode; and a wireless power reception pad configured to receive power by magnetic coupling in the wireless power receiving mode.

公开(公告)号：US11303153B2

公开(公告)日：2022-04-12

申请号：US16361865

申请日：2019-03-22

Applicant: LG ELECTRONICS INC.

Inventor： Jongseok Baek ,  Byunghyuk Lee ,  Yongnam Cho ,  Yonghwan Shin ,  Bohwan Choi

IPC: H02J50/05 ,  B60L53/122 ,  H02J7/02

Abstract: A wireless charging pad includes a ferrite plate, a coil disposed at the ferrite plate, and a resonance tank that includes a flat type capacitor. The flat type capacitor is configured to reduce an impedance of the coil.

公开(公告)号：US11577385B2

公开(公告)日：2023-02-14

申请号：US16910785

申请日：2020-06-24

Applicant: LG ELECTRONICS INC.

Inventor： Jongkwon Yi ,  Sunho Yang ,  Sunuk Kim ,  Chungin Jung ,  Chunho Cho ,  Byunghyuk Lee

IPC: B25J5/00 ,  B25J9/16 ,  B25J19/00 ,  B25J9/00

Abstract: A robot control device for a robot comprises a case and a connector board which is coupled to the case and includes a plurality of connectors which are disposed in a first region and a second region adjacent laterally to the first region. The plurality of the connectors may comprise a power connector which is disposed at a bottom of one of the first region or the second region and is coupled with a power supplier; and a processor connector which is disposed in a region different from that of the power supplier and is coupled with a processor.

公开(公告)号：US10923963B2

公开(公告)日：2021-02-16

申请号：US16038625

申请日：2018-07-18

Applicant: LG ELECTRONICS INC.

Inventor： Jongseok Baek ,  Byunghyuk Lee ,  Yongnam Cho ,  Bohwan Choi

IPC: H02J50/60 ,  B60L53/122 ,  B60L53/124 ,  B60L53/126 ,  H02J50/80 ,  H02J50/12 ,  H02J7/02

Abstract: A foreign object detection apparatus including a plurality of object sensing devices positioned between a transmission pad and a reception pad of a wireless charging system; and a detection circuit configured to determine whether a foreign object is present between the transmission pad and the reception pad based on data received from the plurality of object sensing devices. Further, each of the plurality of object sensing devices includes a first coil unit wound with a first coil in a first direction, and a second coil unit wound with a second coil in a second direction different from the first direction; and the first coil unit and the second coil unit overlap each other.