Title:
SOUND DETECTION DEVICE AND METHOD, DRIVING ASSISTANCE DEVICE AND METHOD, AS WELL AS NOTIFICATION DEVICE AND METHOD
Document Type and Number:
WIPO Patent Application WO/2014/080504
Kind Code:
A1
Abstract:
A sound detection device is provided with: two or more sound-collecting units which are disposed so as to be spaced apart from each other; and a surrounding object detection unit which, on the basis of temporal conditions of variation of phase information of sound signals collected by at least two among the two or more sound-collecting units, detects surrounding objects.
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Inventors:
KINDO TOSHIKI (JP)
FUKAMACHI HIDEO (JP)
HANITA KIYOTO (JP)
KAMINADE TAKUYA (JP)
KAWAMATA SHINYA (JP)
FUKAMACHI HIDEO (JP)
HANITA KIYOTO (JP)
KAMINADE TAKUYA (JP)
KAWAMATA SHINYA (JP)
Application Number:
PCT/JP2012/080384
Publication Date:
May 30, 2014
Filing Date:
November 22, 2012
Export Citation:
Assignee:
TOYOTA MOTOR CO LTD (JP)
International Classes:
G08G1/16; G01H17/00; G01S3/808; G01S3/86
Domestic Patent References:
WO2011092813A1 | 2011-08-04 | |||
WO2012095939A1 | 2012-07-19 | |||
WO2012147187A1 | 2012-11-01 |
Foreign References:
JP2012145461A | 2012-08-02 | |||
JP2007091028A | 2007-04-12 | |||
JPH0592767U | 1993-12-17 |
Other References:
See also references of EP 2924673A4
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
Yoshiki Hasegawa (JP)
Yoshiki Hasegawa (JP)
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