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Patent Searching and Data


Title:
PLURALITY OF AUTONOMOUS MOBILE ROBOTS AND CONTROLLING METHOD FOR THE SAME
Document Type and Number:
WIPO Patent Application WO/2019/212281
Kind Code:
A1
Abstract:
A plurality of autonomous mobile robots include a first mobile robot and a second mobile robot. The first mobile robot is provided with a plurality of transmitting optical sensors for outputting light and a first module for transmitting and receiving a Ultra-Wideband (UWB) signal. The second mobile robot is provided with a plurality of receiving optical sensors for receiving light and a second module for transmitting and receiving the UWB signal. A control unit of the second mobile robot determines an angle at which the first mobile robot is located with respect to a front of the second mobile robot using the light. The control unit also determines a distance from the second mobile robot to the first mobile robot using the UWB signal, and determines a relative position of the first mobile robot based on the angle and the distance.

Inventors:
KWAK, Donghoon (IP Center, LG Electronics Inc.,51, Gasan digital 1-ro,Geumcheon-gu, Seoul, 08592, KR)
KWEON, Hyukdo (IP Center, LG Electronics Inc.,51, Gasan digital 1-ro,Geumcheon-gu, Seoul, 08592, KR)
KO, Jaehwan (IP Center, LG Electronics Inc.,51, Gasan digital 1-ro,Geumcheon-gu, Seoul, 08592, KR)
Application Number:
KR2019/005317
Publication Date:
November 07, 2019
Filing Date:
May 03, 2019
Export Citation:
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Assignee:
LG ELECTRONICS INC. (128 Yeoui-daero, Yeongdeungpo-gu, Seoul, 07336, KR)
International Classes:
A47L9/28; A47L11/40; B25J9/16; B25J11/00; B25J19/02; G06K19/07
Foreign References:
JP2005192609A2005-07-21
KR20180039437A2018-04-18
KR20180042546A2018-04-26
KR20150047893A2015-05-06
JP2010108433A2010-05-13
Attorney, Agent or Firm:
PARK, Jang-Won (2nd-3rd Fl, 566, Gangnam-daero,Gangnam-Gu, Seoul, 06044, KR)
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