WO2002015638A3 - Loudspeaker using a plurality of exciters - Google Patents
Loudspeaker using a plurality of exciters Download PDFInfo
- Publication number
- WO2002015638A3 WO2002015638A3 PCT/GB2001/003520 GB0103520W WO0215638A3 WO 2002015638 A3 WO2002015638 A3 WO 2002015638A3 GB 0103520 W GB0103520 W GB 0103520W WO 0215638 A3 WO0215638 A3 WO 0215638A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- exciters
- panel
- loudspeaker
- bending waves
- produce
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/04—Plane diaphragms
- H04R7/045—Plane diaphragms using the distributed mode principle, i.e. whereby the acoustic radiation is emanated from uniformly distributed free bending wave vibration induced in a stiff panel and not from pistonic motion
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0204303A GB2368486B (en) | 2000-08-11 | 2001-08-06 | Loudspeaker |
AU2001276512A AU2001276512A1 (en) | 2000-08-11 | 2001-08-06 | Loudspeaker using a plurality of exciters |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0019701.2 | 2000-08-11 | ||
GB0019701A GB0019701D0 (en) | 2000-08-11 | 2000-08-11 | Loudspeaker |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2002015638A2 WO2002015638A2 (en) | 2002-02-21 |
WO2002015638A3 true WO2002015638A3 (en) | 2002-11-14 |
Family
ID=9897380
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/GB2001/003520 WO2002015638A2 (en) | 2000-08-11 | 2001-08-06 | Loudspeaker using a plurality of exciters |
Country Status (3)
Country | Link |
---|---|
AU (1) | AU2001276512A1 (en) |
GB (2) | GB0019701D0 (en) |
WO (1) | WO2002015638A2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2427320A (en) * | 2005-06-14 | 2006-12-20 | Amina Technologies Ltd | Bending wave loudspeaker driven from multiple, different sources |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1997009842A2 (en) * | 1995-09-02 | 1997-03-13 | New Transducers Limited | Acoustic device |
WO1999037121A1 (en) * | 1998-01-20 | 1999-07-22 | New Transducers Limited | Active acoustic devices comprising panel members |
WO2000013464A1 (en) * | 1998-08-28 | 2000-03-09 | New Transducers Limited | Loudspeakers comprising a resonant panel-form member |
WO2000033612A2 (en) * | 1998-11-30 | 2000-06-08 | New Transducers Limited | Bending wave acoustic devices |
-
2000
- 2000-08-11 GB GB0019701A patent/GB0019701D0/en not_active Ceased
-
2001
- 2001-08-06 GB GB0204303A patent/GB2368486B/en not_active Expired - Fee Related
- 2001-08-06 WO PCT/GB2001/003520 patent/WO2002015638A2/en active Application Filing
- 2001-08-06 AU AU2001276512A patent/AU2001276512A1/en not_active Abandoned
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1997009842A2 (en) * | 1995-09-02 | 1997-03-13 | New Transducers Limited | Acoustic device |
WO1999037121A1 (en) * | 1998-01-20 | 1999-07-22 | New Transducers Limited | Active acoustic devices comprising panel members |
WO2000013464A1 (en) * | 1998-08-28 | 2000-03-09 | New Transducers Limited | Loudspeakers comprising a resonant panel-form member |
WO2000033612A2 (en) * | 1998-11-30 | 2000-06-08 | New Transducers Limited | Bending wave acoustic devices |
Also Published As
Publication number | Publication date |
---|---|
GB0204303D0 (en) | 2002-04-10 |
AU2001276512A1 (en) | 2002-02-25 |
GB2368486A (en) | 2002-05-01 |
GB0019701D0 (en) | 2000-09-27 |
GB2368486B (en) | 2004-03-03 |
WO2002015638A2 (en) | 2002-02-21 |
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