CA2266362C - Vehicular loudspeaker system - Google Patents
Vehicular loudspeaker system Download PDFInfo
- Publication number
- CA2266362C CA2266362C CA002266362A CA2266362A CA2266362C CA 2266362 C CA2266362 C CA 2266362C CA 002266362 A CA002266362 A CA 002266362A CA 2266362 A CA2266362 A CA 2266362A CA 2266362 C CA2266362 C CA 2266362C
- Authority
- CA
- Canada
- Prior art keywords
- headliner
- transducer
- piezoelectric element
- vehicle
- substrate
- 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.)
- Expired - Fee Related
Links
- 230000033001 locomotion Effects 0.000 claims description 44
- 239000000463 material Substances 0.000 claims description 37
- 239000000758 substrate Substances 0.000 claims description 33
- 238000006073 displacement reaction Methods 0.000 claims 1
- 239000010410 layer Substances 0.000 description 45
- 238000010276 construction Methods 0.000 description 14
- 239000004744 fabric Substances 0.000 description 13
- 238000000034 method Methods 0.000 description 13
- 230000008878 coupling Effects 0.000 description 11
- 238000010168 coupling process Methods 0.000 description 11
- 238000005859 coupling reaction Methods 0.000 description 11
- 239000002184 metal Substances 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 9
- 239000004033 plastic Substances 0.000 description 9
- 229920003023 plastic Polymers 0.000 description 9
- 239000000853 adhesive Substances 0.000 description 8
- 230000001070 adhesive effect Effects 0.000 description 8
- 230000003014 reinforcing effect Effects 0.000 description 7
- 230000006870 function Effects 0.000 description 6
- 239000006260 foam Substances 0.000 description 5
- 239000002131 composite material Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000004026 adhesive bonding Methods 0.000 description 3
- 230000001413 cellular effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000123 paper Substances 0.000 description 3
- 229910001369 Brass Inorganic materials 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000010951 brass Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 210000005069 ears Anatomy 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000011152 fibreglass Substances 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002984 plastic foam Substances 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 239000012779 reinforcing material Substances 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000008719 thickening Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 241000191291 Abies alba Species 0.000 description 1
- 101100004286 Caenorhabditis elegans best-5 gene Proteins 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 239000004831 Hot glue Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 229920006328 Styrofoam Polymers 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229920006397 acrylic thermoplastic Polymers 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010960 commercial process Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 125000003700 epoxy group Chemical group 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 235000019589 hardness Nutrition 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000002655 kraft paper Substances 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- GWUSZQUVEVMBPI-UHFFFAOYSA-N nimetazepam Chemical compound N=1CC(=O)N(C)C2=CC=C([N+]([O-])=O)C=C2C=1C1=CC=CC=C1 GWUSZQUVEVMBPI-UHFFFAOYSA-N 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 239000008261 styrofoam Substances 0.000 description 1
- ISXSCDLOGDJUNJ-UHFFFAOYSA-N tert-butyl prop-2-enoate Chemical compound CC(C)(C)OC(=O)C=C ISXSCDLOGDJUNJ-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- H04R3/00—Circuits for transducers, loudspeakers or microphones
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R11/02—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof
- B60R11/0217—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof for loud-speakers
- B60R11/0223—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof for loud-speakers of flat type
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R27/00—Public address systems
- H04R27/04—Electric megaphones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R5/00—Stereophonic arrangements
- H04R5/02—Spatial or constructional arrangements of loudspeakers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R2011/0001—Arrangements for holding or mounting articles, not otherwise provided for characterised by position
- B60R2011/0003—Arrangements for holding or mounting articles, not otherwise provided for characterised by position inside the vehicle
- B60R2011/0028—Ceiling, e.g. roof rails
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R2011/0042—Arrangements for holding or mounting articles, not otherwise provided for characterised by mounting means
- B60R2011/0043—Arrangements for holding or mounting articles, not otherwise provided for characterised by mounting means for integrated articles, i.e. not substantially protruding from the surrounding parts
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
- H04R2499/10—General applications
- H04R2499/13—Acoustic transducers and sound field adaptation in vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Mechanical Engineering (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/720,163 US6356641B1 (en) | 1996-09-25 | 1996-09-25 | Vehicular loudspeaker system |
| US08/720,163 | 1996-09-25 | ||
| PCT/US1997/017231 WO1998013942A1 (en) | 1996-09-25 | 1997-09-25 | Vehicular loudspeaker system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2266362A1 CA2266362A1 (en) | 1998-04-02 |
| CA2266362C true CA2266362C (en) | 2003-05-20 |
Family
ID=24892900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002266362A Expired - Fee Related CA2266362C (en) | 1996-09-25 | 1997-09-25 | Vehicular loudspeaker system |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US6356641B1 (enExample) |
| EP (1) | EP0976200A4 (enExample) |
| JP (1) | JP2001501792A (enExample) |
| KR (1) | KR20000048588A (enExample) |
| AU (1) | AU4594397A (enExample) |
| CA (1) | CA2266362C (enExample) |
| WO (1) | WO1998013942A1 (enExample) |
Families Citing this family (53)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6324294B1 (en) | 1996-09-03 | 2001-11-27 | New Transducers Limited | Passenger vehicles incorporating loudspeakers comprising panel-form acoustic radiating elements |
| JP4226774B2 (ja) | 1997-09-03 | 2009-02-18 | ニュー トランスデューサーズ リミテッド | 一体音響システムを備えたトリムパネル |
| US6278377B1 (en) | 1999-08-25 | 2001-08-21 | Donnelly Corporation | Indicator for vehicle accessory |
| US6555042B1 (en) * | 1998-07-24 | 2003-04-29 | Lear Corporation | Method of making a vehicle headliner assembly with integral speakers |
| DE19903393A1 (de) * | 1999-01-29 | 2000-08-10 | Harman Audio Electronic Sys | Kraftfahrzeug mit elektroakustischer Anlage |
| US6873837B1 (en) * | 1999-02-03 | 2005-03-29 | Matsushita Electric Industrial Co., Ltd. | Emergency reporting system and terminal apparatus therein |
| US7050593B1 (en) * | 1999-08-25 | 2006-05-23 | Lear Corporation | Vehicular audio system and electromagnetic transducer assembly for use therein |
| US7853025B2 (en) * | 1999-08-25 | 2010-12-14 | Lear Corporation | Vehicular audio system including a headliner speaker, electromagnetic transducer assembly for use therein and computer system programmed with a graphic software control for changing the audio system's signal level and delay |
| DE19944802C2 (de) * | 1999-09-20 | 2003-08-28 | Harman Audio Electronic Sys | Tür |
| AU7462200A (en) * | 1999-09-24 | 2001-04-24 | Slab Technology Limited | Loudspeaker |
| US7447320B2 (en) * | 2001-02-14 | 2008-11-04 | Gentex Corporation | Vehicle accessory microphone |
| US8682005B2 (en) | 1999-11-19 | 2014-03-25 | Gentex Corporation | Vehicle accessory microphone |
| US7120261B1 (en) * | 1999-11-19 | 2006-10-10 | Gentex Corporation | Vehicle accessory microphone |
| US6639988B2 (en) * | 2000-08-31 | 2003-10-28 | Delphi Technologies, Inc. | Piezo integrated flat speakers for automotive interior panels |
| US8103024B2 (en) * | 2000-09-20 | 2012-01-24 | Harman Becker Automotive Systems Gmbh | Door with structural components configured to radiate acoustic energy |
| JP4716238B2 (ja) * | 2000-09-27 | 2011-07-06 | 日本電気株式会社 | 携帯端末装置の音響再生システム及び方法 |
| EP1264511A1 (de) * | 2001-01-26 | 2002-12-11 | Harman Audio Electronic Systems GmbH | Plattenlautsprecher |
| AU2002250080A1 (en) * | 2001-02-14 | 2002-08-28 | Gentex Corporation | Vehicle accessory microphone |
| US7218745B2 (en) * | 2002-12-23 | 2007-05-15 | Lear Corporation | Headliner transducer covers |
| JP4627973B2 (ja) * | 2003-07-29 | 2011-02-09 | 富士通テン株式会社 | スピーカ装置 |
| US7636447B2 (en) * | 2004-03-12 | 2009-12-22 | Multi Service Corporation | Acoustic bracket system |
| US20060013417A1 (en) * | 2004-07-16 | 2006-01-19 | Intier Automotive Inc. | Acoustical panel assembly |
| US8284955B2 (en) | 2006-02-07 | 2012-10-09 | 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 |
| US10848118B2 (en) | 2004-08-10 | 2020-11-24 | 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 |
| DE102004048990A1 (de) * | 2004-10-04 | 2006-04-06 | Volkswagen Ag | Lautsprecheranordnung in einem Kraftfahrzeug |
| EP1938660A4 (en) * | 2005-10-13 | 2014-03-26 | Donnelly Corp | Acoustical window assembly for vehicle |
| 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 |
| 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 |
| US10848867B2 (en) | 2006-02-07 | 2020-11-24 | Bongiovi Acoustics Llc | System and method for digital signal processing |
| US9264004B2 (en) | 2013-06-12 | 2016-02-16 | Bongiovi Acoustics Llc | System and method for narrow bandwidth digital signal processing |
| US9883318B2 (en) | 2013-06-12 | 2018-01-30 | Bongiovi Acoustics Llc | System and method for stereo field enhancement in two-channel audio systems |
| CA2919408C (en) * | 2013-08-21 | 2019-04-02 | Vista Acquisitions Inc. | Audio systems for generating sound on personal watercraft and other recreational vehicles |
| US9906858B2 (en) | 2013-10-22 | 2018-02-27 | Bongiovi Acoustics Llc | System and method for digital signal processing |
| US9326053B2 (en) | 2014-03-10 | 2016-04-26 | Ford Global Technologies, Llc | Flat panel speaker assembly integrated with vehicle trim |
| 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 |
| US9621994B1 (en) | 2015-11-16 | 2017-04-11 | Bongiovi Acoustics Llc | Surface acoustic transducer |
| JP2018537910A (ja) | 2015-11-16 | 2018-12-20 | ボンジョビ アコースティックス リミテッド ライアビリティー カンパニー | 表面音響変換器 |
| WO2019032543A1 (en) | 2017-08-10 | 2019-02-14 | Bose Corporation | VEHICLE AUDIO SYSTEM WITH REVERB PRESENTED CONTENT |
| KR20200143707A (ko) | 2018-04-11 | 2020-12-24 | 본지오비 어커스틱스 엘엘씨 | 오디오 향상 청력 보호 시스템 |
| DE102018208719A1 (de) * | 2018-06-04 | 2019-12-05 | BSH Hausgeräte GmbH | Hausgerät mit Körperschallwandler zur Audioausgabe |
| WO2020028833A1 (en) | 2018-08-02 | 2020-02-06 | Bongiovi Acoustics Llc | System, method, and apparatus for generating and digitally processing a head related audio transfer function |
| US11488430B2 (en) | 2020-10-05 | 2022-11-01 | Ford Global Technologies, Llc | Systems and methods for windows as a microphone keypad entry |
| US11485303B2 (en) | 2020-10-16 | 2022-11-01 | Ford Global Technologies, Llc | Systems and methods for piezoelectric sensor microphone window keypad entry |
| US11827162B2 (en) * | 2020-10-30 | 2023-11-28 | Harman International Industries, Incorporated | Methods for forming a hidden audio assembly |
| US11540059B2 (en) * | 2021-05-28 | 2022-12-27 | Jvis-Usa, Llc | Vibrating panel assembly for radiating sound into a passenger compartment of a vehicle |
| DE102022204032A1 (de) | 2022-04-26 | 2023-10-26 | Continental Engineering Services Gmbh | Aktuatoranordnung mit einem flächigen Körper und einer Befestigungsvorrichtung |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0054945B1 (en) * | 1980-12-19 | 1985-10-30 | Nissan Motor Co., Ltd. | Speaker for automotive vehicle audio system |
| JPS60226337A (ja) * | 1984-04-22 | 1985-11-11 | Pioneer Electronic Corp | 車載用スピ−カ装置 |
| CA2021243A1 (en) * | 1989-07-17 | 1991-01-18 | Ernest Latham-Brown | Vehicular sound reproducing |
| JPH0497700A (ja) * | 1990-08-14 | 1992-03-30 | Murata Mfg Co Ltd | 乗物用天井スピーカ |
| DE4413626A1 (de) * | 1993-05-07 | 1994-11-10 | Top Source Technologies Inc | Gehäuse für Überkopf-Lautsprecher in Kraftfahrzeugen |
| US5699438A (en) * | 1995-08-24 | 1997-12-16 | Prince Corporation | Speaker mounting system |
| US5838805A (en) | 1995-11-06 | 1998-11-17 | Noise Cancellation Technologies, Inc. | Piezoelectric transducers |
-
1996
- 1996-09-25 US US08/720,163 patent/US6356641B1/en not_active Expired - Fee Related
-
1997
- 1997-09-25 CA CA002266362A patent/CA2266362C/en not_active Expired - Fee Related
- 1997-09-25 EP EP97944454A patent/EP0976200A4/en not_active Withdrawn
- 1997-09-25 AU AU45943/97A patent/AU4594397A/en not_active Abandoned
- 1997-09-25 WO PCT/US1997/017231 patent/WO1998013942A1/en not_active Ceased
- 1997-09-25 JP JP10515907A patent/JP2001501792A/ja not_active Ceased
- 1997-09-25 KR KR1019990702521A patent/KR20000048588A/ko not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| EP0976200A1 (en) | 2000-02-02 |
| EP0976200A4 (en) | 2005-03-16 |
| WO1998013942A1 (en) | 1998-04-02 |
| AU4594397A (en) | 1998-04-17 |
| KR20000048588A (ko) | 2000-07-25 |
| US6356641B1 (en) | 2002-03-12 |
| JP2001501792A (ja) | 2001-02-06 |
| CA2266362A1 (en) | 1998-04-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2266362C (en) | Vehicular loudspeaker system | |
| US6522755B1 (en) | Vehicular loudspeaker system | |
| JP4226774B2 (ja) | 一体音響システムを備えたトリムパネル | |
| JP4342609B2 (ja) | パネル状音響放射エレメントからなるラウドスピーカ組込み式乗用車両 | |
| CN1080660C (zh) | 具有客舱用模制衬垫件形式的车辆组成件及其车辆 | |
| US6324294B1 (en) | Passenger vehicles incorporating loudspeakers comprising panel-form acoustic radiating elements | |
| KR19990037668A (ko) | 패널형 음향 복사 요소들을 포함하는 라우드스피커를 구비하는여객수단 | |
| US11919452B2 (en) | Soundboard panel assembly for vehicle surfaces | |
| US20030019990A1 (en) | Bracket for mounting speaker | |
| MXPA00002259A (es) | Panel de ajuste | |
| JPS58221736A (ja) | 車両用音響装置 | |
| MXPA99008700A (en) | Passenger vehicles incorporating loudspeakers comprising panel-form acoustic radiatingelements | |
| HK1025612B (en) | Trim panel comprising an integral acoustic system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |