CN100381015C - 面板形扬声器 - Google Patents
面板形扬声器 Download PDFInfo
- Publication number
- CN100381015C CN100381015C CNB008025568A CN00802556A CN100381015C CN 100381015 C CN100381015 C CN 100381015C CN B008025568 A CNB008025568 A CN B008025568A CN 00802556 A CN00802556 A CN 00802556A CN 100381015 C CN100381015 C CN 100381015C
- Authority
- CN
- China
- Prior art keywords
- panel
- shaped loudspeaker
- dividing plate
- main wall
- damping
- 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
- 238000013016 damping Methods 0.000 claims abstract description 24
- 239000000463 material Substances 0.000 claims abstract description 23
- 239000004743 Polypropylene Substances 0.000 claims description 5
- -1 polypropylene Polymers 0.000 claims description 5
- 229920001155 polypropylene Polymers 0.000 claims description 5
- 230000004888 barrier function Effects 0.000 claims description 4
- 229920001577 copolymer Polymers 0.000 claims description 2
- 238000005452 bending Methods 0.000 abstract description 4
- 238000005192 partition Methods 0.000 abstract 3
- 239000012237 artificial material Substances 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229920005606 polypropylene copolymer Polymers 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Images
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
-
- 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
- H04R2307/00—Details of diaphragms or cones for electromechanical transducers, their suspension or their manufacture covered by H04R7/00 or H04R31/003, not provided for in any of its subgroups
- H04R2307/029—Diaphragms comprising fibres
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2440/00—Bending wave transducers covered by H04R, not provided for in its groups
- H04R2440/01—Acoustic transducers using travelling bending waves to generate or detect sound
-
- 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
- H04R7/06—Plane diaphragms comprising a plurality of sections or layers
- H04R7/08—Plane diaphragms comprising a plurality of sections or layers comprising superposed layers separated by air or other fluid
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
- H04R9/066—Loudspeakers using the principle of inertia
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
Description
Claims (5)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP99202868.8 | 1999-09-06 | ||
EP99202868 | 1999-09-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1666567A CN1666567A (zh) | 2005-09-07 |
CN100381015C true CN100381015C (zh) | 2008-04-09 |
Family
ID=8240606
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB008025568A Expired - Fee Related CN100381015C (zh) | 1999-09-06 | 2000-08-21 | 面板形扬声器 |
Country Status (8)
Country | Link |
---|---|
US (1) | US6590993B2 (zh) |
EP (1) | EP1144525A2 (zh) |
JP (1) | JP2003509878A (zh) |
KR (1) | KR20010080381A (zh) |
CN (1) | CN100381015C (zh) |
AU (1) | AU7279000A (zh) |
TW (1) | TW461224B (zh) |
WO (1) | WO2001018132A2 (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7155021B2 (en) * | 2000-05-08 | 2006-12-26 | Koninklijke Philips Electronics N.V. | Loudspeaker having an acoustic panel and an electrical driver |
EP1604542A1 (en) * | 2003-03-07 | 2005-12-14 | Koninklijke Philips Electronics N.V. | Bending wave loudspeaker |
EP1922897A2 (en) * | 2005-08-22 | 2008-05-21 | Philips Intellectual Property & Standards GmbH | Acoustic light-emitting device |
SG10201802008TA (en) * | 2011-02-10 | 2018-04-27 | Mannkind Corp | Formation of n-protected bis-3,6-(4-aminoalkyl) -2,5,diketopiperazine |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1997009842A2 (en) * | 1995-09-02 | 1997-03-13 | New Transducers Limited | Acoustic device |
CN1159726A (zh) * | 1995-12-08 | 1997-09-17 | 日本先锋公司 | 扬声器振动膜 |
NZ330777A (en) * | 1998-06-22 | 1999-08-30 | Slab Technology Ltd | Loudspeaker with a planar diaphragm having a bending strength along one axis which is greater that along a second axis perpendicular to the first axis |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3247925A (en) * | 1962-03-08 | 1966-04-26 | Lord Corp | Loudspeaker |
DE1132593B (de) * | 1965-04-05 | 1962-07-05 | Bolt Beranek & Newman | Akustisch wirksame Platte, insbesondere zur Ankopplung an einen elektroakustischen Wandler |
JPS5748153Y2 (zh) * | 1977-11-26 | 1982-10-22 | ||
JPS55161496A (en) * | 1979-05-31 | 1980-12-16 | Matsushita Electric Ind Co Ltd | Diaphragm for speaker and its production |
DE3379210D1 (en) | 1982-03-16 | 1989-03-23 | Matsushita Electric Ind Co Ltd | Diaphragm for loudspeakers |
JPS58200694A (ja) * | 1982-05-18 | 1983-11-22 | Matsushita Electric Ind Co Ltd | スピ−カ用振動板 |
JPS59121994U (ja) * | 1983-02-03 | 1984-08-16 | パイオニア株式会社 | スピ−カ用平面振動板 |
NL8301653A (nl) * | 1983-05-10 | 1984-12-03 | Philips Nv | Elektro-akoestische omzetter met een luchtdoorlatend membraan. |
JPS62205147A (ja) * | 1986-03-05 | 1987-09-09 | Chisso Corp | 音響振動板及び音響振動板用ポリプロピレン組成物 |
US4939784A (en) * | 1988-09-19 | 1990-07-03 | Bruney Paul F | Loudspeaker structure |
US5022943A (en) * | 1989-08-25 | 1991-06-11 | Eften, Inc. | Method of making thermoformably shaped fibreboard sandwich structures |
US4961227A (en) * | 1989-09-28 | 1990-10-02 | Le Donne Robert D | Portable loud speaker system |
CA2091288C (en) * | 1992-03-13 | 1995-11-28 | Toru Morimoto | Membranous-vibration sound absorbing materials |
IL123438A (en) * | 1995-09-02 | 2001-01-11 | New Transducers Ltd | Noticeboards incorporating loudspeakers |
ATE303051T1 (de) | 1998-06-22 | 2005-09-15 | Slab Technology Ltd | Lautsprecher |
-
1999
- 1999-10-14 US US09/417,537 patent/US6590993B2/en not_active Expired - Fee Related
-
2000
- 2000-02-03 TW TW089101896A patent/TW461224B/zh not_active IP Right Cessation
- 2000-08-21 WO PCT/EP2000/008185 patent/WO2001018132A2/en not_active Application Discontinuation
- 2000-08-21 AU AU72790/00A patent/AU7279000A/en not_active Abandoned
- 2000-08-21 KR KR1020017005578A patent/KR20010080381A/ko not_active Application Discontinuation
- 2000-08-21 JP JP2001522347A patent/JP2003509878A/ja active Pending
- 2000-08-21 EP EP00960506A patent/EP1144525A2/en not_active Withdrawn
- 2000-08-21 CN CNB008025568A patent/CN100381015C/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1997009842A2 (en) * | 1995-09-02 | 1997-03-13 | New Transducers Limited | Acoustic device |
CN1159726A (zh) * | 1995-12-08 | 1997-09-17 | 日本先锋公司 | 扬声器振动膜 |
NZ330777A (en) * | 1998-06-22 | 1999-08-30 | Slab Technology Ltd | Loudspeaker with a planar diaphragm having a bending strength along one axis which is greater that along a second axis perpendicular to the first axis |
Also Published As
Publication number | Publication date |
---|---|
WO2001018132A3 (en) | 2001-11-08 |
TW461224B (en) | 2001-10-21 |
JP2003509878A (ja) | 2003-03-11 |
KR20010080381A (ko) | 2001-08-22 |
AU7279000A (en) | 2001-04-10 |
CN1666567A (zh) | 2005-09-07 |
US6590993B2 (en) | 2003-07-08 |
EP1144525A2 (en) | 2001-10-17 |
US20020196961A1 (en) | 2002-12-26 |
WO2001018132A2 (en) | 2001-03-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: PSS BELGIUM LTD. Free format text: FORMER OWNER: ROYAL PHILIPS ELECTRONICS CO., LTD. Effective date: 20070720 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20070720 Address after: Belgium Dendermonde Applicant after: PSS Belgium NV Address before: Holland Ian Deho Finn Applicant before: Koninklike Philips Electronics N. V. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080409 Termination date: 20090921 |