DE102008011302A1 - Flächenlautsprecher - Google Patents
Flächenlautsprecher Download PDFInfo
- Publication number
- DE102008011302A1 DE102008011302A1 DE200810011302 DE102008011302A DE102008011302A1 DE 102008011302 A1 DE102008011302 A1 DE 102008011302A1 DE 200810011302 DE200810011302 DE 200810011302 DE 102008011302 A DE102008011302 A DE 102008011302A DE 102008011302 A1 DE102008011302 A1 DE 102008011302A1
- Authority
- DE
- Germany
- Prior art keywords
- vibration
- vibrating
- vibrating body
- bodies
- frequency response
- 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.)
- Ceased
Links
- 230000008878 coupling Effects 0.000 claims description 28
- 238000010168 coupling process Methods 0.000 claims description 28
- 238000005859 coupling reaction Methods 0.000 claims description 28
- 230000010355 oscillation Effects 0.000 claims 1
- 230000005284 excitation Effects 0.000 abstract description 4
- 238000001228 spectrum Methods 0.000 description 7
- 238000000265 homogenisation Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000012937 correction Methods 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000003534 oscillatory effect Effects 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- BUHVIAUBTBOHAG-FOYDDCNASA-N (2r,3r,4s,5r)-2-[6-[[2-(3,5-dimethoxyphenyl)-2-(2-methylphenyl)ethyl]amino]purin-9-yl]-5-(hydroxymethyl)oxolane-3,4-diol Chemical compound COC1=CC(OC)=CC(C(CNC=2C=3N=CN(C=3N=CN=2)[C@H]2[C@@H]([C@H](O)[C@@H](CO)O2)O)C=2C(=CC=CC=2)C)=C1 BUHVIAUBTBOHAG-FOYDDCNASA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011094 fiberboard Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 239000011122 softwood Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000012546 transfer 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
- H04R1/24—Structural combinations of separate transducers or of two parts of the same transducer and responsive respectively 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)
- Diaphragms For Electromechanical Transducers (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE200810011302 DE102008011302A1 (de) | 2008-02-27 | 2008-02-27 | Flächenlautsprecher |
| PCT/EP2009/051563 WO2009106427A1 (fr) | 2008-02-27 | 2009-02-11 | Haut-parleur plan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE200810011302 DE102008011302A1 (de) | 2008-02-27 | 2008-02-27 | Flächenlautsprecher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE102008011302A1 true DE102008011302A1 (de) | 2009-09-10 |
Family
ID=40655477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE200810011302 Ceased DE102008011302A1 (de) | 2008-02-27 | 2008-02-27 | Flächenlautsprecher |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE102008011302A1 (fr) |
| WO (1) | WO2009106427A1 (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3734996B1 (fr) * | 2017-12-28 | 2023-06-28 | Sony Group Corporation | Appareil d'affichage |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE484872C (de) | 1929-10-26 | Bothe & Bauch | Einrichtung fuer akustische Schaufensterreklame | |
| US1862582A (en) * | 1928-08-02 | 1932-06-14 | Bell Telephone Labor Inc | Acoustic device |
| DE2738773A1 (de) * | 1976-09-01 | 1978-03-09 | Seiko Instr & Electronics | Elektroakustischer wandler |
| US4159472A (en) * | 1976-07-13 | 1979-06-26 | Kabushiki Kaisha Daini Seikosha | Electronic buzzer |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19840375C2 (de) * | 1998-09-04 | 2003-08-28 | Harman Audio Electronic Sys | Schallwand |
| GB0102865D0 (en) * | 2001-02-06 | 2001-03-21 | Secr Defence Brit | Panel form loudspeaker |
| US6813362B2 (en) * | 2001-04-05 | 2004-11-02 | New Transducers Limited | Loudspeaker and method of making same |
-
2008
- 2008-02-27 DE DE200810011302 patent/DE102008011302A1/de not_active Ceased
-
2009
- 2009-02-11 WO PCT/EP2009/051563 patent/WO2009106427A1/fr active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE484872C (de) | 1929-10-26 | Bothe & Bauch | Einrichtung fuer akustische Schaufensterreklame | |
| US1862582A (en) * | 1928-08-02 | 1932-06-14 | Bell Telephone Labor Inc | Acoustic device |
| US4159472A (en) * | 1976-07-13 | 1979-06-26 | Kabushiki Kaisha Daini Seikosha | Electronic buzzer |
| DE2738773A1 (de) * | 1976-09-01 | 1978-03-09 | Seiko Instr & Electronics | Elektroakustischer wandler |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2009106427A1 (fr) | 2009-09-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| 8131 | Rejection |