Title:
AUDIO REPRODUCING DEVICE AND METHOD, AND COMPUTER PROGRAM
Document Type and Number:
WIPO Patent Application WO/2006/093256
Kind Code:
A1
Abstract:
An audio reproducing device (100) includes: (i) signal level detection means (102) for detecting a signal level of an audio signal; (ii) sound pressure adjusting means (104) for changing the sound pressure level indicating the amplification ratio of the audio signal; (iii) frequency characteristic correction means (106) for correcting the frequency characteristic of the audio signal according to a correction amount; and (iv) control means (103) for deciding the correction amount according to the signal level and the sound pressure level and successively controlling the frequency characteristic correction means to perform correction according to the decided correction amount.
Inventors:
SAKAGAMI KEI (JP)
HOSOI SHINTARO (JP)
HOSOI SHINTARO (JP)
Application Number:
PCT/JP2006/304060
Publication Date:
September 08, 2006
Filing Date:
March 03, 2006
Export Citation:
Assignee:
PIONEER CORP (JP)
SAKAGAMI KEI (JP)
HOSOI SHINTARO (JP)
SAKAGAMI KEI (JP)
HOSOI SHINTARO (JP)
International Classes:
H04R3/04; H04R3/14
Foreign References:
| JPH03296312A | 1991-12-27 | |||
| JP2004312141A | 2004-11-04 |
Attorney, Agent or Firm:
Egami, Tatsuo c/o Tokyo, Central Patent Firm (4th Floor Oak Building Kyobashi, 16-10,
Kyobashi 1-chom, Chuou-ku Tokyo 31, JP)
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