Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
VEHICLE PROXIMITY NOTIFICATION DEVICE AND VEHICLE PROXIMITY NOTIFICATION METHOD
Document Type and Number:
WIPO Patent Application WO/2019/058879
Kind Code:
A1
Abstract:
A vehicle proximity notification device (10) notifies the proximity of a vehicle (40) by causing a speaker (30) disposed outside a vehicle interior (41) of the vehicle (40) to output a warning sound, the vehicle proximity notification device (10) being provided with a control unit (11) that, when the sound pressure of sound acquired by a microphone (20) disposed outside the vehicle interior exceeds a first threshold value, makes the sound pressure of the warning sound to be outputted by the speaker (30) lower than when the sound pressure of the sound does not exceed the first threshold value.

More Like This:
JP2023116635OPTIMIZING AUDIO DELIVERY FOR VIRTUAL REALITY APPLICATIONS
JP2015515787Integrated removable earphone device for wireless phones
JP7052630Sound source direction estimation program, sound source direction estimation method, and sound source direction estimation device
Inventors:
KONNO FUMIYASU
OHNO ICHIRO
NAGASAWA SINNOSUKE
Application Number:
PCT/JP2018/031520
Publication Date:
March 28, 2019
Filing Date:
August 27, 2018
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
H04R3/00; B60R11/02; B60R21/00
Domestic Patent References:
WO2012023170A12012-02-23
Foreign References:
JP2017013786A2017-01-19
JP2014069656A2014-04-21
JP2012240503A2012-12-10
Attorney, Agent or Firm:
NII, Hiromori et al. (JP)
Download PDF:
View/Download PDF      PDF Help



 
Previous Patent: POWER CONVERSION DEVICE AND POWER CONVERSION SYSTEM

Next Patent: MESH-TYPE NEBULIZER