Title:
ROBOT CLEANER
Document Type and Number:
WIPO Patent Application WO/2020/197119
Kind Code:
A1
Abstract:
Disclosed is a robot cleaner comprising: a cleaner body provided with a control unit; a first sensing unit which is disposed protruding from the upper surface of the cleaner body, and emits laser at the surroundings of the cleaner body to detect obstacles located around the cleaner body; a second sensing unit which is disposed inclined relative to each of the side surface and the upper surface of an upper edge portion of the cleaner body, and captures images in both lateral and upward directions of the cleaner body; a third sensing unit which is disposed on the front surface of the cleaner body, transmits ultrasonic waves to the surroundings in front of the cleaner body, and then uses the reflected ultrasonic waves to detect obstacles located around the front of the cleaner body; and a fourth sensing unit which is disposed on the front surface of the cleaner body, and captures images in front of the cleaner body.
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Inventors:
SOHN BYUNGKON (KR)
CHOI KYUCHUN (KR)
SONG YOUNGKOUK (KR)
LEE CHANGHYEON (KR)
CHOI KYUCHUN (KR)
SONG YOUNGKOUK (KR)
LEE CHANGHYEON (KR)
Application Number:
PCT/KR2020/003038
Publication Date:
October 01, 2020
Filing Date:
March 04, 2020
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
A47L9/28; B25J9/16; B25J11/00; B25J19/02; G05D1/02
Foreign References:
KR20180058511A | 2018-06-01 | |||
KR101949279B1 | 2019-02-19 | |||
JP2006209644A | 2006-08-10 | |||
KR20170033374A | 2017-03-24 | |||
KR20180138210A | 2018-12-28 | |||
KR20170131172A | 2017-11-29 |
Other References:
See also references of EP 3949818A4
Attorney, Agent or Firm:
PARK, Jang-Won (KR)
Download PDF:
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