Title:
APPARATUS FOR REPRODUCTION OF SOUND
Document Type and Number:
WIPO Patent Application WO/2010/058211
Kind Code:
A3
Abstract:
Apparatus for reproducing sound including at least three loudspeakers (5, 6,7) mounted in a substantially sealed enclosure. The three loudspeakers may be mounted to a wall of the enclosure so that they are all directed away from, and evenly spaced around, a common point. Two speakers may be driven with the respective out of phase signals comprising the difference between two stereo channels and another speaker with the sum of those channels.
Inventors:
FLETCHER STUART (GB)
Application Number:
PCT/GB2009/051562
Publication Date:
August 05, 2010
Filing Date:
November 18, 2009
Export Citation:
Assignee:
AIRSOUND LLP (GB)
FLETCHER STUART (GB)
FLETCHER STUART (GB)
International Classes:
H04R1/40
Foreign References:
| US2544742A | 1951-03-13 | |||
| GB492089A | 1938-09-14 | |||
| US20070041599A1 | 2007-02-22 | |||
| US20060233402A1 | 2006-10-19 | |||
| EP1511353A1 | 2005-03-02 | |||
| DE3142462A1 | 1982-05-27 | |||
| US5117459A | 1992-05-26 | |||
| US4819269A | 1989-04-04 | |||
| US20050134374A1 | 2005-06-23 | |||
| US4335274A | 1982-06-15 |
Attorney, Agent or Firm:
WILSON GUNN (Blackfriars HouseThe Parsonage, Manchester M3 2JA, GB)
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