Title:
SPEAKER SYSTEM
Document Type and Number:
WIPO Patent Application WO/2008/059802
Kind Code:
A1
Abstract:
A speaker system with a woofer and tweeters as a whole disposed in a substantially
coaxial relationship is provided to make an acoustic wave radiated from the woofer
less interfere with an acoustic wave radiated from the tweeter in at least one
direction and to make an acoustic pressure-frequency characteristic easily
stable. A speaker system (1) is comprised of a woofer (2) and not less than three
tweeters (3), wherein the tweeters (3) are disposed in an arc-like form in front
of the woofer (2).
Inventors:
TEZUKA SEIICHI
YOSHIOKA TSUTOMU
YOSHIOKA TSUTOMU
Application Number:
PCT/JP2007/071943
Publication Date:
May 22, 2008
Filing Date:
November 12, 2007
Export Citation:
Assignee:
TOA CORP (JP)
TEZUKA SEIICHI
YOSHIOKA TSUTOMU
TEZUKA SEIICHI
YOSHIOKA TSUTOMU
International Classes:
H04R1/32; H04R1/24; H04R1/30
Domestic Patent References:
| WO1998007297A1 | 1998-02-19 |
Foreign References:
| JP2004023148A | 2004-01-22 | |||
| JPH0565194U | 1993-08-27 | |||
| JPS61187195U | 1986-11-21 | |||
| JP2004165917A | 2004-06-10 | |||
| US4006311A | 1977-02-01 | |||
| US5548657A | 1996-08-20 | |||
| US20030142844A1 | 2003-07-31 | |||
| US4227051A | 1980-10-07 |
Other References:
See also references of EP 2096880A4
Attorney, Agent or Firm:
SUMIDA, Yoshihiro et al. (3rd Fl.Bo-eki Bldg. 123-1, Higashimachi, Chuo-k, Kobe-shi Hyogo 31, JP)
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