Title:
AUDIO SIGNAL OUTPUT DEVICE
Document Type and Number:
WIPO Patent Application WO/2006/011265
Kind Code:
A1
Abstract:
An audio signal output device for outputting on the basis of an digital audio signal. A decision unit decides the inversion frequency of the polarities of the digital audio signal. A select unit switches the output of the audio signal output device in accordance with the decision result by the decision unit between an output based on a first interpolated digital audio signal interpolated by a first interpolation of the digital audio signal and an output based on a second interpolated digital audio signal interpolated by a second interpolation of the digital audio signal.
Inventors:
FUKUSHIMA MITSUGI (JP)
Application Number:
PCT/JP2005/004253
Publication Date:
February 02, 2006
Filing Date:
March 10, 2005
Export Citation:
Assignee:
D & M HOLDINGS INC (JP)
FUKUSHIMA MITSUGI (JP)
FUKUSHIMA MITSUGI (JP)
International Classes:
G10L21/0388; (IPC1-7): H03H17/00; H03H17/02
Domestic Patent References:
| WO1994023519A1 | 1994-10-13 |
Foreign References:
| JPH0496876A | 1992-03-30 | |||
| JPS6039569A | 1985-03-01 | |||
| JPH0923127A | 1997-01-21 | |||
| JPH11150494A | 1999-06-02 | |||
| JP2003283392A | 2003-10-03 | |||
| JPS61189465A | 1986-08-23 | |||
| EP0798664A2 | 1997-10-01 | |||
| US5966406A | 1999-10-12 | |||
| EP0497060A2 | 1992-08-05 |
Other References:
See also references of EP 1772963A4
Attorney, Agent or Firm:
HARUKA PATENT & TRADEMARK ATTORNEYS (28-4 Yotsuya 4-chom, Shinjuku-ku Tokyo, JP)
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