The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 04, 2016

Filed:

Nov. 11, 2014
Applicant:

Sony Corporation, Tokyo, JP;

Inventors:

Koyuru Okimoto, Tokyo, JP;

Yuuji Yamada, Tokyo, JP;

Assignee:

SONY CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04S 3/00 (2006.01); H04R 3/12 (2006.01); H04S 1/00 (2006.01); H04R 5/02 (2006.01);
U.S. Cl.
CPC ...
H04R 3/12 (2013.01); H04S 1/002 (2013.01); H04R 5/02 (2013.01); H04R 2430/00 (2013.01); H04R 2499/13 (2013.01); H04S 3/00 (2013.01); H04S 2400/05 (2013.01);
Abstract

There is provided an audio signal processing device for setting, upon outputting audio signals from a left speaker and a right speaker each having an identical amplitude-frequency characteristic and a phase characteristic, and from one center speaker arranged between the left speaker and the right speaker, listening points between the left speaker and the center speaker and between the right speaker and the center speaker, the audio signal processing device including an inverse filter processing unit configured to provide inverse characteristics of an amplitude-frequency characteristic and a phase characteristic of the center speaker, and a speaker characteristic adding processing unit configured to correct the amplitude-frequency characteristic and the phase characteristic of an audio signal of the center speaker that have been processed by the inverse filter processing unit in a manner that they correspond to characteristics of the left speaker and the right speaker.


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