Title:
閉ループ式埋込み型オーディオ伝送ライン技術
Document Type and Number:
Japanese Patent JP2007537679
Kind Code:
A
Abstract:
A speaker enclosure includes a first set of walls defining a first box, a second set of walls defining a second box disposed within the first box to define an enclosed compartment between the first set of walls and the second set of walls, an aperture located at least one of the second set of walls defining an opening between the internal volume of the second box and the enclosed compartment, and an alternative density transmission medium affixed to one or more surfaces of the first set of walls and/or the second set of walls in the enclosed compartment.
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Inventors:
Jean pull mail
Application Number:
JP2007513373A
Publication Date:
December 20, 2007
Filing Date:
May 12, 2005
Export Citation:
Assignee:
TBI Eye Audio Systems LLC
International Classes:
H04R1/28; A47B81/06; H04R1/02
Domestic Patent References:
| JP2000023279A | 2000-01-21 | |||
| JPH02202295A | 1990-08-10 | |||
| JPH03129998A | 1991-06-03 | |||
| JPH0654392A | 1994-02-25 | |||
| JPS5869220A | 1983-04-25 | |||
| JP2004015719A | 2004-01-15 |
Foreign References:
| US3430728A | 1969-03-04 |
Attorney, Agent or Firm:
Kazuhiro Kiyohara