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Patent Searching and Data


Title:
LOCAL ATTENUATED SOUND FIELD FORMATION DEVICE, LOCAL ATTENUATED SOUND FIELD FORMATION METHOD, AND PROGRAM
Document Type and Number:
WIPO Patent Application WO/2017/208822
Kind Code:
A1
Abstract:
The present technology relates to a local attenuated sound field formation device, a local attenuated sound field formation method, and a program that make it possible to perform control in the depth direction of an attenuation area. A local attenuated sound field formation device that has: a first speaker array that outputs sound on the basis of a first speaker drive signal and forms a prescribed sound field; and a second speaker array that is arranged in a different location from the first speaker array, outputs sound on the basis of a second speaker drive signal, and forms a sound field that cancels the prescribed sound field. The present technology can be applied to local attenuated sound field formation devices.

Inventors:
MAENO Yu (1-7-1 Konan, Minato-k, Tokyo 75, 〒1080075, JP)
MITSUFUJI Yuhki (1-7-1 Konan, Minato-k, Tokyo 75, 〒1080075, JP)
Application Number:
JP2017/018501
Publication Date:
December 07, 2017
Filing Date:
May 17, 2017
Export Citation:
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Assignee:
SONY CORPORATION (1-7-1, Konan Minato-k, Tokyo 75, 〒1080075, JP)
International Classes:
G10K11/178; G10K11/34; H04R1/40; H04R3/00
Foreign References:
JP2007121439A2007-05-17
JP2006270409A2006-10-05
Attorney, Agent or Firm:
NISHIKAWA Takashi et al. (Nishishinjukukimuraya Building 9F, 5-25 Nishi-Shinjuku 7-chome, Shinjuku-k, Tokyo 23, 〒1600023, JP)
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