Title:
ULTRASONIC WAVE OUTPUT DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/143086
Kind Code:
A1
Abstract:
An ultrasonic wave output device according to the present disclosure is provided with a plurality of ultrasonic wave output units (L36, R37) and an overlap range changing unit (S160). The plurality of ultrasonic wave output units are arranged on a vehicle side by side in the horizontal direction and are configured to transmit audible sounds generated from ultrasonic wave of identical phases into sound field regions (61) indicating respective preset regions. The overlap range changing unit is configured to change the range of an overlap region (62) indicating a region in which a plurality of sound field regions overlap each other, according to an external command.
Inventors:
NAKAYAMA TOSHIAKI (JP)
Application Number:
PCT/JP2018/002491
Publication Date:
August 09, 2018
Filing Date:
January 26, 2018
Export Citation:
Assignee:
DENSO CORP (JP)
International Classes:
H04R3/00; B60Q5/00; H04R1/32
Domestic Patent References:
| WO2014064827A1 | 2014-05-01 | |||
| WO2017014035A1 | 2017-01-26 |
Foreign References:
| JP2011162073A | 2011-08-25 | |||
| JP2011168130A | 2011-09-01 |
Attorney, Agent or Firm:
NAGOYA INTERNATIONAL PATENT FIRM (JP)
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