CA2230702A1 - Loudspeakers comprising panel-form acoustic radiating elements - Google Patents
Loudspeakers comprising panel-form acoustic radiating elements Download PDFInfo
- Publication number
- CA2230702A1 CA2230702A1 CA002230702A CA2230702A CA2230702A1 CA 2230702 A1 CA2230702 A1 CA 2230702A1 CA 002230702 A CA002230702 A CA 002230702A CA 2230702 A CA2230702 A CA 2230702A CA 2230702 A1 CA2230702 A1 CA 2230702A1
- Authority
- CA
- Canada
- Prior art keywords
- panel
- radiator
- baffle
- form loudspeaker
- loudspeaker according
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
Links
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- 239000004977 Liquid-crystal polymers (LCPs) Substances 0.000 description 1
- 229920000877 Melamine resin Polymers 0.000 description 1
- MWCLLHOVUTZFKS-UHFFFAOYSA-N Methyl cyanoacrylate Chemical compound COC(=O)C(=C)C#N MWCLLHOVUTZFKS-UHFFFAOYSA-N 0.000 description 1
- 239000005041 Mylar™ Substances 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
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- 238000004519 manufacturing process Methods 0.000 description 1
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000011101 paper laminate Substances 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000012858 resilient material Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
- H04R1/2803—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means for loudspeaker transducers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
- H04R1/2807—Enclosures comprising vibrating or resonating arrangements
- H04R1/2815—Enclosures comprising vibrating or resonating arrangements of the bass reflex type
- H04R1/2819—Enclosures comprising vibrating or resonating arrangements of the bass reflex type for loudspeaker transducers
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Circuit For Audible Band Transducer (AREA)
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB9517918.0 | 1995-09-02 | ||
| GBGB9517918.0A GB9517918D0 (en) | 1995-09-02 | 1995-09-02 | Acoustic device |
| GBGB9522281.6A GB9522281D0 (en) | 1995-10-31 | 1995-10-31 | Acoustic device |
| GB9522281.6 | 1995-10-31 | ||
| GBGB9606836.6A GB9606836D0 (en) | 1996-03-30 | 1996-03-30 | Acoustic device |
| GB9606836.6 | 1996-03-30 | ||
| PCT/GB1996/002140 WO1997009840A2 (en) | 1995-09-02 | 1996-09-02 | Loudspeakers comprising panel-form acoustic radiating elements |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2230702A1 true CA2230702A1 (en) | 1997-03-13 |
Family
ID=34865233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002230702A Abandoned CA2230702A1 (en) | 1995-09-02 | 1996-09-02 | Loudspeakers comprising panel-form acoustic radiating elements |
Country Status (12)
| Country | Link |
|---|---|
| EP (1) | EP0847659B1 (ru) |
| JP (1) | JPH11512246A (ru) |
| AT (1) | ATE177574T1 (ru) |
| AU (1) | AU702920B2 (ru) |
| CA (1) | CA2230702A1 (ru) |
| DE (1) | DE69601723T2 (ru) |
| DK (1) | DK0847659T3 (ru) |
| EA (1) | EA002108B1 (ru) |
| ES (1) | ES2131953T3 (ru) |
| HK (1) | HK1008647A1 (ru) |
| RO (1) | RO119046B1 (ru) |
| WO (1) | WO1997009840A2 (ru) |
Families Citing this family (35)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9806994D0 (en) * | 1998-04-02 | 1998-06-03 | New Transducers Ltd | Acoustic device |
| CA2297104A1 (en) * | 1997-09-03 | 1999-03-11 | Christien Ellis | Trim panel comprising an integral acoustic system |
| GB9722079D0 (en) * | 1997-10-21 | 1997-12-17 | New Transducers Ltd | Loudspeaker suspension |
| DE19757098C2 (de) * | 1997-12-20 | 2003-01-09 | Harman Audio Electronic Sys | Aufhängung für Schallwiedergabeanordnungen nach dem Biegewellenprinzip |
| DE19821855A1 (de) * | 1998-05-15 | 1999-11-18 | Nokia Deutschland Gmbh | Plattenlautsprecher |
| DE29923450U1 (de) * | 1998-06-22 | 2000-09-28 | Slab Technology Ltd Albany | Lautsprecher |
| WO2000054552A1 (en) * | 1999-03-10 | 2000-09-14 | New Transducers Limited | Resonant-mode panel loudspeaker with light emitter |
| US6443586B1 (en) | 1999-03-10 | 2002-09-03 | New Transducers Limited | Light-emitting panel-form loudspeaker |
| TW498698B (en) | 2000-05-08 | 2002-08-11 | Koninkl Philips Electronics Nv | Loudspeaker having an acoustic panel and an electrical driver |
| DE10030746B4 (de) * | 2000-06-23 | 2008-11-20 | Lisa Dräxlmaier GmbH | Innenverkleidungsteil für Fahrzeuge und verfahren zur Herstellung desselben |
| FI20011303A (fi) | 2001-06-19 | 2002-12-20 | Nokia Corp | Kaiutin |
| US8284955B2 (en) | 2006-02-07 | 2012-10-09 | Bongiovi Acoustics Llc | System and method for digital signal processing |
| US11431312B2 (en) | 2004-08-10 | 2022-08-30 | Bongiovi Acoustics Llc | System and method for digital signal processing |
| US10848118B2 (en) | 2004-08-10 | 2020-11-24 | Bongiovi Acoustics Llc | System and method for digital signal processing |
| US10158337B2 (en) | 2004-08-10 | 2018-12-18 | Bongiovi Acoustics Llc | System and method for digital signal processing |
| US11202161B2 (en) | 2006-02-07 | 2021-12-14 | Bongiovi Acoustics Llc | System, method, and apparatus for generating and digitally processing a head related audio transfer function |
| US10701505B2 (en) | 2006-02-07 | 2020-06-30 | Bongiovi Acoustics Llc. | System, method, and apparatus for generating and digitally processing a head related audio transfer function |
| US10069471B2 (en) | 2006-02-07 | 2018-09-04 | Bongiovi Acoustics Llc | System and method for digital signal processing |
| US9615189B2 (en) | 2014-08-08 | 2017-04-04 | Bongiovi Acoustics Llc | Artificial ear apparatus and associated methods for generating a head related audio transfer function |
| US10848867B2 (en) | 2006-02-07 | 2020-11-24 | Bongiovi Acoustics Llc | System and method for digital signal processing |
| DE102006039455A1 (de) * | 2006-08-23 | 2008-03-13 | Puren Gmbh | Flächenlautsprechervorrichtung |
| JP2010110011A (ja) * | 2010-01-13 | 2010-05-13 | Sony Corp | スピーカを有する機器 |
| DE102012025313B3 (de) * | 2012-12-22 | 2014-02-20 | Audi Ag | Schallwandler zur Wandlung elektrischer Signale in Luftschall |
| US9883318B2 (en) | 2013-06-12 | 2018-01-30 | Bongiovi Acoustics Llc | System and method for stereo field enhancement in two-channel audio systems |
| US9264004B2 (en) | 2013-06-12 | 2016-02-16 | Bongiovi Acoustics Llc | System and method for narrow bandwidth digital signal processing |
| US9906858B2 (en) | 2013-10-22 | 2018-02-27 | Bongiovi Acoustics Llc | System and method for digital signal processing |
| US10639000B2 (en) | 2014-04-16 | 2020-05-05 | Bongiovi Acoustics Llc | Device for wide-band auscultation |
| US9615813B2 (en) | 2014-04-16 | 2017-04-11 | Bongiovi Acoustics Llc. | Device for wide-band auscultation |
| US10820883B2 (en) | 2014-04-16 | 2020-11-03 | Bongiovi Acoustics Llc | Noise reduction assembly for auscultation of a body |
| US9564146B2 (en) | 2014-08-01 | 2017-02-07 | Bongiovi Acoustics Llc | System and method for digital signal processing in deep diving environment |
| US9638672B2 (en) | 2015-03-06 | 2017-05-02 | Bongiovi Acoustics Llc | System and method for acquiring acoustic information from a resonating body |
| WO2017087495A1 (en) | 2015-11-16 | 2017-05-26 | Bongiovi Acoustics Llc | Surface acoustic transducer |
| US9621994B1 (en) | 2015-11-16 | 2017-04-11 | Bongiovi Acoustics Llc | Surface acoustic transducer |
| WO2019200119A1 (en) | 2018-04-11 | 2019-10-17 | Bongiovi Acoustics Llc | Audio enhanced hearing protection system |
| US10959035B2 (en) | 2018-08-02 | 2021-03-23 | Bongiovi Acoustics Llc | System, method, and apparatus for generating and digitally processing a head related audio transfer function |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3247925A (en) * | 1962-03-08 | 1966-04-26 | Lord Corp | Loudspeaker |
| JPS5748153Y2 (ru) * | 1977-11-26 | 1982-10-22 | ||
| JPS5928798A (ja) * | 1982-08-09 | 1984-02-15 | Mitsubishi Electric Corp | スピ−カ振動板 |
| US5025474A (en) * | 1987-09-29 | 1991-06-18 | Matsushita Electric Industrial Co., Ltd. | Speaker system with image projection screen |
| JPH01164935A (ja) * | 1987-12-21 | 1989-06-29 | Matsushita Electric Ind Co Ltd | スクリーン装置 |
| JPH02170795A (ja) * | 1988-12-23 | 1990-07-02 | Foster Electric Co Ltd | パネル型スピーカ |
| JPH0386688U (ru) * | 1989-12-21 | 1991-09-02 | ||
| DE69106712T2 (de) * | 1990-08-04 | 1995-06-08 | Secr Defence Brit | Paneelförmiger lautsprecher. |
| JPH04186240A (ja) * | 1990-11-20 | 1992-07-03 | Matsushita Electric Ind Co Ltd | スクリーン |
| US5400407A (en) * | 1992-01-08 | 1995-03-21 | Square D Company | Tilt adjuster for a speaker support frame |
-
1996
- 1996-09-02 RO RO98-00642A patent/RO119046B1/ro unknown
- 1996-09-02 ES ES96929387T patent/ES2131953T3/es not_active Expired - Lifetime
- 1996-09-02 CA CA002230702A patent/CA2230702A1/en not_active Abandoned
- 1996-09-02 EP EP96929387A patent/EP0847659B1/en not_active Expired - Lifetime
- 1996-09-02 EA EA199800249A patent/EA002108B1/ru not_active IP Right Cessation
- 1996-09-02 DK DK96929387T patent/DK0847659T3/da active
- 1996-09-02 AU AU68802/96A patent/AU702920B2/en not_active Ceased
- 1996-09-02 AT AT96929387T patent/ATE177574T1/de not_active IP Right Cessation
- 1996-09-02 JP JP9510943A patent/JPH11512246A/ja not_active Ceased
- 1996-09-02 DE DE69601723T patent/DE69601723T2/de not_active Expired - Fee Related
- 1996-09-02 WO PCT/GB1996/002140 patent/WO1997009840A2/en not_active Application Discontinuation
-
1998
- 1998-07-28 HK HK98109452A patent/HK1008647A1/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| EA002108B1 (ru) | 2001-12-24 |
| DK0847659T3 (da) | 1999-09-27 |
| RO119046B1 (ro) | 2004-02-27 |
| AU6880296A (en) | 1997-03-27 |
| DE69601723T2 (de) | 1999-09-16 |
| HK1008647A1 (en) | 1999-05-14 |
| JPH11512246A (ja) | 1999-10-19 |
| ATE177574T1 (de) | 1999-03-15 |
| WO1997009840A2 (en) | 1997-03-13 |
| EP0847659B1 (en) | 1999-03-10 |
| DE69601723D1 (de) | 1999-04-15 |
| ES2131953T3 (es) | 1999-08-01 |
| EA199800249A1 (ru) | 1998-08-27 |
| EP0847659A1 (en) | 1998-06-17 |
| AU702920B2 (en) | 1999-03-11 |
| WO1997009840A3 (en) | 1997-04-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| FZDE | Discontinued |