Title:
TRANSMISSION SOURCE DIRECTION ESTIMATION DEVICE, TRANSMISSION SOURCE DIRECTION ESTIMATION SYSTEM, INFRARED LIGHT EMITTING DEVICE, ROBOT, TRANSMISSION SOURCE DIRECTION ESTIMATION METHOD AND PROGRAM, AND SYSTEM FOR ESTIMATING DIRECTION WHERE TARGET IS PRESENT
Document Type and Number:
WIPO Patent Application WO/2020/013298
Kind Code:
A1
Abstract:
This transmission source direction estimation device (20) is provided with multiple infrared light receiving elements (21a)-(21d) which have different light receiving directions, and a direction estimation unit (22) which, within a prescribed time period, estimates the transmission source direction of the infrared light on the basis of the amount of light received by the light receiving elements (21a)-(21d).
Inventors:
HAYASHI KANAME (JP)
HIRANO YASUHIRO (JP)
YOKOYAMA TOMOAKI (JP)
NUMAGUCHI NAOKI (JP)
KAWASAKI KOHEI (JP)
HIRANO YASUHIRO (JP)
YOKOYAMA TOMOAKI (JP)
NUMAGUCHI NAOKI (JP)
KAWASAKI KOHEI (JP)
Application Number:
PCT/JP2019/027595
Publication Date:
January 16, 2020
Filing Date:
July 11, 2019
Export Citation:
Assignee:
GROOVE X INC (JP)
International Classes:
G01S3/783
Domestic Patent References:
| WO2011101945A1 | 2011-08-25 | |||
| WO2017212929A1 | 2017-12-14 |
Foreign References:
| JP2004536715A | 2004-12-09 | |||
| JP2016045839A | 2016-04-04 | |||
| JP2017178198A | 2017-10-05 | |||
| JPH0694843A | 1994-04-08 |
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