RO119045B1 - Difuzor în formă de panou - Google Patents
Difuzor în formă de panou Download PDFInfo
- Publication number
- RO119045B1 RO119045B1 RO98-00641A RO9800641A RO119045B1 RO 119045 B1 RO119045 B1 RO 119045B1 RO 9800641 A RO9800641 A RO 9800641A RO 119045 B1 RO119045 B1 RO 119045B1
- Authority
- RO
- Romania
- Prior art keywords
- radiant element
- panel
- speaker according
- locations
- transducers
- Prior art date
Links
- 239000000725 suspension Substances 0.000 claims description 12
- 230000005855 radiation Effects 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 description 21
- 239000004033 plastic Substances 0.000 description 10
- 229920003023 plastic Polymers 0.000 description 10
- 230000000694 effects Effects 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 230000008901 benefit Effects 0.000 description 6
- 239000000853 adhesive Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 229920000271 Kevlar® Polymers 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- 230000000875 corresponding effect Effects 0.000 description 4
- 239000000123 paper Substances 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 3
- 230000005520 electrodynamics Effects 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 239000006260 foam Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229920000784 Nomex Polymers 0.000 description 2
- 239000004964 aerogel Substances 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000011111 cardboard Substances 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000002648 laminated material Substances 0.000 description 2
- 239000004763 nomex Substances 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229920002799 BoPET Polymers 0.000 description 1
- 229910001369 Brass Inorganic materials 0.000 description 1
- 229910001339 C alloy Inorganic materials 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 229920000877 Melamine resin Polymers 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 239000004830 Super Glue 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
- 230000009471 action Effects 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 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
- 239000004760 aramid Substances 0.000 description 1
- 229920006231 aramid fiber Polymers 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- LDVVMCZRFWMZSG-UHFFFAOYSA-N captan Chemical compound C1C=CCC2C(=O)N(SC(Cl)(Cl)Cl)C(=O)C21 LDVVMCZRFWMZSG-UHFFFAOYSA-N 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- -1 for example Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000004761 kevlar Substances 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 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
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011087 paperboard Substances 0.000 description 1
- 230000002093 peripheral effect Effects 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
- 239000002990 reinforced plastic Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
- 230000014616 translation Effects 0.000 description 1
- 238000009827 uniform distribution Methods 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
- H04R1/26—Spatial arrangements of separate transducers responsive to two or more frequency ranges
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Holo Graphy (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GBGB9517918.0A GB9517918D0 (en) | 1995-09-02 | 1995-09-02 | Acoustic device |
| GBGB9522281.6A GB9522281D0 (en) | 1995-10-31 | 1995-10-31 | Acoustic device |
| GBGB9606836.6A GB9606836D0 (en) | 1996-03-30 | 1996-03-30 | Acoustic device |
| PCT/GB1996/002162 WO1997009846A1 (en) | 1995-09-02 | 1996-09-02 | Panel-form loudspeakers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RO119045B1 true RO119045B1 (ro) | 2004-02-27 |
Family
ID=34865248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO98-00641A RO119045B1 (ro) | 1995-09-02 | 1996-09-02 | Difuzor în formă de panou |
Country Status (13)
| Country | Link |
|---|---|
| EP (1) | EP0847665B1 (xx) |
| JP (1) | JPH11512257A (xx) |
| CN (1) | CN1195458A (xx) |
| AT (1) | ATE179296T1 (xx) |
| AU (1) | AU703122B2 (xx) |
| CA (1) | CA2230461A1 (xx) |
| DE (1) | DE69602203T2 (xx) |
| DK (1) | DK0847665T3 (xx) |
| EA (1) | EA001720B1 (xx) |
| ES (1) | ES2132953T3 (xx) |
| HK (1) | HK1008649A1 (xx) |
| RO (1) | RO119045B1 (xx) |
| WO (1) | WO1997009846A1 (xx) |
Families Citing this family (44)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001507186A (ja) * | 1996-12-20 | 2001-05-29 | エヌシーティー グループ インコーポレーテッド | 電気音響変換器 |
| GB9709959D0 (en) * | 1997-05-15 | 1997-07-09 | New Transducers Ltd | Panel-form loudspeakers |
| US6278790B1 (en) | 1997-11-11 | 2001-08-21 | Nct Group, Inc. | Electroacoustic transducers comprising vibrating panels |
| DE29923450U1 (de) | 1998-06-22 | 2000-09-28 | Slab Technology Ltd, Albany, Auckland | Lautsprecher |
| JP3512087B2 (ja) * | 1999-06-15 | 2004-03-29 | 日本電気株式会社 | パネルスピーカ |
| TW511391B (en) | 2000-01-24 | 2002-11-21 | New Transducers Ltd | Transducer |
| US6865277B2 (en) | 2000-01-27 | 2005-03-08 | New Transducers Limited | Passenger vehicle |
| US7151837B2 (en) | 2000-01-27 | 2006-12-19 | New Transducers Limited | Loudspeaker |
| US6839444B2 (en) | 2000-11-30 | 2005-01-04 | New Transducers Limited | Loudspeakers |
| GB0029098D0 (en) * | 2000-11-30 | 2001-01-10 | New Transducers Ltd | Vibration transducer |
| 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 |
| TW200706049A (en) * | 2005-05-12 | 2007-02-01 | Kenwood Corp | Screen speaker system |
| JP2006319626A (ja) * | 2005-05-12 | 2006-11-24 | Kenwood Corp | スクリーンスピーカシステム |
| DE102005029977A1 (de) * | 2005-06-28 | 2007-01-11 | Robert Bosch Gmbh | Vorrichtung mit einem adaptiven Biegewandler zur Abgabe eines Signaltons |
| US10848867B2 (en) | 2006-02-07 | 2020-11-24 | 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 |
| 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 |
| 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 |
| US8189851B2 (en) | 2009-03-06 | 2012-05-29 | Emo Labs, Inc. | Optically clear diaphragm for an acoustic transducer and method for making same |
| GB2504691B (en) * | 2012-08-06 | 2015-01-28 | Jaguar Land Rover Ltd | Audio apparatus and method |
| US9226078B2 (en) | 2013-03-15 | 2015-12-29 | Emo Labs, Inc. | Acoustic transducers |
| 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 |
| USD743376S1 (en) * | 2013-06-25 | 2015-11-17 | Lg Electronics Inc. | Speaker |
| US20150010173A1 (en) * | 2013-07-05 | 2015-01-08 | Qualcomm Incorporated | Apparatus and method for providing a frequency response for audio signals |
| US9906858B2 (en) | 2013-10-22 | 2018-02-27 | Bongiovi Acoustics Llc | System and method for digital signal processing |
| USD733678S1 (en) | 2013-12-27 | 2015-07-07 | Emo Labs, Inc. | Audio speaker |
| USD741835S1 (en) | 2013-12-27 | 2015-10-27 | Emo Labs, Inc. | Speaker |
| USD748072S1 (en) | 2014-03-14 | 2016-01-26 | Emo Labs, Inc. | Sound bar audio speaker |
| US10639000B2 (en) | 2014-04-16 | 2020-05-05 | 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 |
| US9615813B2 (en) | 2014-04-16 | 2017-04-11 | Bongiovi Acoustics Llc. | Device for wide-band auscultation |
| 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 |
| US9906867B2 (en) | 2015-11-16 | 2018-02-27 | Bongiovi Acoustics Llc | Surface acoustic transducer |
| US9621994B1 (en) | 2015-11-16 | 2017-04-11 | Bongiovi Acoustics Llc | Surface acoustic transducer |
| CN106658318A (zh) * | 2017-01-20 | 2017-05-10 | 瑞声科技（南京）有限公司 | 振动发声系统 |
| CN112236812A (zh) | 2018-04-11 | 2021-01-15 | 邦吉欧维声学有限公司 | 音频增强听力保护系统 |
| 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 |
| GB2597988B (en) * | 2020-08-13 | 2024-11-06 | Full Stack Acoustic Ltd | Loudspeaker apparatus, Loudspeaker system, display panel and systems thereof |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3247925A (en) * | 1962-03-08 | 1966-04-26 | Lord Corp | Loudspeaker |
| JPS5748153Y2 (xx) * | 1977-11-26 | 1982-10-22 | ||
| EP0054945B1 (en) * | 1980-12-19 | 1985-10-30 | Nissan Motor Co., Ltd. | Speaker for automotive vehicle audio system |
| US4751419A (en) * | 1986-12-10 | 1988-06-14 | Nitto Incorporated | Piezoelectric oscillation assembly including several individual piezoelectric oscillation devices having a common oscillation plate member |
| US5025474A (en) * | 1987-09-29 | 1991-06-18 | Matsushita Electric Industrial Co., Ltd. | Speaker system with image projection screen |
| US4997058A (en) * | 1989-10-02 | 1991-03-05 | Bertagni Jose J | Sound transducer |
| DK0541646T3 (da) * | 1990-08-04 | 1995-03-20 | Secr Defence Brit | Panelformet højttaler |
-
1996
- 1996-09-02 DE DE69602203T patent/DE69602203T2/de not_active Expired - Fee Related
- 1996-09-02 CN CN96196710.2A patent/CN1195458A/zh active Pending
- 1996-09-02 EA EA199800172A patent/EA001720B1/ru not_active IP Right Cessation
- 1996-09-02 RO RO98-00641A patent/RO119045B1/ro unknown
- 1996-09-02 EP EP96929403A patent/EP0847665B1/en not_active Expired - Lifetime
- 1996-09-02 DK DK96929403T patent/DK0847665T3/da active
- 1996-09-02 AT AT96929403T patent/ATE179296T1/de not_active IP Right Cessation
- 1996-09-02 CA CA002230461A patent/CA2230461A1/en not_active Abandoned
- 1996-09-02 WO PCT/GB1996/002162 patent/WO1997009846A1/en not_active Application Discontinuation
- 1996-09-02 ES ES96929403T patent/ES2132953T3/es not_active Expired - Lifetime
- 1996-09-02 JP JP9510963A patent/JPH11512257A/ja active Pending
- 1996-09-02 AU AU68818/96A patent/AU703122B2/en not_active Ceased
-
1998
- 1998-07-28 HK HK98109454A patent/HK1008649A1/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| ES2132953T3 (es) | 1999-08-16 |
| CN1195458A (zh) | 1998-10-07 |
| WO1997009846A1 (en) | 1997-03-13 |
| AU703122B2 (en) | 1999-03-18 |
| EP0847665B1 (en) | 1999-04-21 |
| DE69602203T2 (de) | 1999-09-16 |
| EA199800172A1 (ru) | 1998-10-29 |
| EA001720B1 (ru) | 2001-08-27 |
| CA2230461A1 (en) | 1997-03-13 |
| JPH11512257A (ja) | 1999-10-19 |
| EP0847665A1 (en) | 1998-06-17 |
| DE69602203D1 (de) | 1999-05-27 |
| DK0847665T3 (da) | 1999-10-25 |
| ATE179296T1 (de) | 1999-05-15 |
| HK1008649A1 (en) | 1999-05-14 |
| AU6881896A (en) | 1997-03-27 |
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