Title:
SOUND CONTROL DEVICE, SOUND CONTROL METHOD, AND SOUND CONTROL PROGRAM
Document Type and Number:
WIPO Patent Application WO/2008/015733
Kind Code:
A1
Abstract:
Provided is a sound control device capable of reproducing acoustic data by a user of
a content with a preferable acoustic characteristic even if the reproduction environment
of the user is not the one intended by a content producer. The sound control device
includes: a first processing unit (1) which acquires content data (D) including
audio data (AD) on a plurality of channels and loudness data (LD) indicating the
sound loudness of each of the channels; second processing units (3A to 3E) which
perform a normalize process for commonly controlling sound loudness of each
of the channels by using each sound loudness data (LD), an emphasis/de-emphasis process
for controlling a sound loudness corresponding to some of the channels by using
a loudness data (LD) corresponding to the some of the channels, and a multi-channel balance
process for further controlling loudness of each of the controlled sounds according
to a listening environment including installation positions of respective speakers
(5A to 5E).
Inventors:
YOSHIO, Junichi (Sougou Kenkyusho 1-1, Fujimi 6-chome, Tsurugashima-sh, Saitama 88, 3502288, JP)
Application Number:
JP2006/315166
Publication Date:
February 07, 2008
Filing Date:
July 31, 2006
Export Citation:
Assignee:
PIONEER CORPORATION (4-1 Meguro 1-chome, Meguro-ku Tokyo, 54, 1538654, JP)
パイオニア株式会社 (〒54 東京都目黒区目黒一丁目４番１号 Tokyo, 1538654, JP)
パイオニア株式会社 (〒54 東京都目黒区目黒一丁目４番１号 Tokyo, 1538654, JP)
International Classes:
H04S7/00
Attorney, Agent or Firm:
ISHIKAWA, Yasuo et al. (Park Shiba Building 2F, 17-11 Shiba 2-chom, Minato-ku Tokyo, 105-0014, JP)
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