Title:
SPEECH PROCESSING DEVICE AND CONTROL DEVICE
Document Type and Number:
WIPO Patent Application WO/2016/143340
Kind Code:
A1
Abstract:
Provided is a speech processing device and control device that can accurately perform speech processing of speech generated inside and outside a vehicle while meeting demand for lower costs. The present invention comprises a speech source direction determination unit 16 that determines the direction of speech sources that are the sources of speech included in received sound signals obtained via each of multiple microphones 22 provided within a vehicle, a beam forming processing unit 12 that forms beams which suppress sound incoming from direction ranges other than direction ranges that include the directions of the speech sources and a noise removal processing unit 14 that performs removal processing on noise mixed into the received sound signals, wherein on the basis of a first signal that indicates whether or not passengers are present in the vehicle, beam forming by the beam forming processing unit is set on or off.
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Inventors:
SUGAE IPPEI (JP)
NIWA EIJI (JP)
NAKASHO TAKAYUKI (JP)
NIWA EIJI (JP)
NAKASHO TAKAYUKI (JP)
Application Number:
PCT/JP2016/001290
Publication Date:
September 15, 2016
Filing Date:
March 09, 2016
Export Citation:
Assignee:
AISIN SEIKI (JP)
International Classes:
H04R3/00; B60R11/02; G10L15/00; G10L15/10; G10L15/20; G10L21/0272; H04R1/40
Foreign References:
| JP2009225379A | 2009-10-01 | |||
| JP2008022534A | 2008-01-31 | |||
| JPS59180600A | 1984-10-13 | |||
| JP2011035685A | 2011-02-17 |
Attorney, Agent or Firm:
OKABE, Yuzuru et al. (JP)
Okabe 讓 (JP)
Okabe 讓 (JP)
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