Title:
音響システム、音響処理方法、及びプログラム
Document Type and Number:
Japanese Patent JP7095857
Kind Code:
B2
Abstract:
To eliminate constraints of applications of an ultrasonic speaker.SOLUTION: The audio controller, connectable with at least one ultrasonic speaker and a sound source, includes: means for inputting an audio signal from the sound source; means for acquiring positional information on a position of a listener listening to an audible sound reproduced by the ultrasonic speaker; means for determining a focal position at which an ultrasonic wave radiated from the ultrasonic speaker converges on the basis of the positional information; and means for driving the ultrasonic speaker to make an ultrasonic wave converge at the focal position.SELECTED DRAWING: Figure 3
Inventors:
Yoichi Ochiai
Application Number:
JP2017193792A
Publication Date:
July 05, 2022
Filing Date:
October 03, 2017
Export Citation:
Assignee:
Pixie Dust Technologies, Inc.
International Classes:
H04R3/00
Domestic Patent References:
| JP2005080227A | ||||
| JP2012204979A |
Attorney, Agent or Firm:
Hiroki Narukawa
Daisuke Kimoto
Daisuke Kimoto