Title:
ROBOT VACUUM CLEANER
Document Type and Number:
WIPO Patent Application WO/2017/200305
Kind Code:
A1
Abstract:
The present invention relates to a robot vacuum cleaner comprising: a main body for driving in an area to be cleaned and suctioning dirt off of the floor within the area to be cleaned; an image acquisition unit which is arranged in the main body and acquires an image of a predetermined region in front of the main body; a first pattern irradiation unit which is arranged in the main body and irradiates light of a first pattern downward onto the region; and a second pattern irradiation unit which is arranged in the main body and is under the first pattern irradiation unit, and irradiates light of a second pattern upward onto the region.
Inventors:
JUN WOOCHAN (KR)
SUNG CHULMO (KR)
SUNG CHULMO (KR)
Application Number:
PCT/KR2017/005136
Publication Date:
November 23, 2017
Filing Date:
May 17, 2017
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
B25J11/00; A47L9/28; B25J9/00; B25J9/16; B25J19/02; G01S17/00; G01S17/931; G05D1/02
Foreign References:
| US20150168954A1 | 2015-06-18 | |||
| KR20160043841A | 2016-04-22 | |||
| JP2013104858A | 2013-05-30 | |||
| CN205031182U | 2016-02-17 | |||
| US4954962A | 1990-09-04 |
Other References:
See also references of EP 3459691A4
Attorney, Agent or Firm:
PARK, Byung Chang (KR)
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