CN100474942C - 转换器 - Google Patents
转换器 Download PDFInfo
- Publication number
- CN100474942C CN100474942C CNB018033946A CN01803394A CN100474942C CN 100474942 C CN100474942 C CN 100474942C CN B018033946 A CNB018033946 A CN B018033946A CN 01803394 A CN01803394 A CN 01803394A CN 100474942 C CN100474942 C CN 100474942C
- Authority
- CN
- China
- Prior art keywords
- transducer
- resonant element
- resonant
- loud speaker
- acoustic radiator
- 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 - Lifetime
Links
- 238000009826 distribution Methods 0.000 claims abstract description 12
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
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- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
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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
- H04R15/00—Magnetostrictive transducers
- H04R15/02—Resonant transducers, i.e. adapted to produce maximum output at a predetermined frequency
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R17/00—Piezoelectric transducers; Electrostrictive 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
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
- H04R1/028—Casings; Cabinets ; Supports therefor; Mountings therein associated with devices performing functions other than acoustics, e.g. electric candles
-
- 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
-
- 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
- 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)
- Piezo-Electric Transducers For Audible Bands (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Transducers For Ultrasonic Waves (AREA)
Abstract
Description
tr | λ | 0.9 | 0.95 | 1 | 1.05 | 1.1 | 1.15 | 1.2 | 1.25 |
0.1 | 47.51% | 2.24% | 2.16% | 2.16% | 2.24% | 2.31% | 2.19% | 2.22% | 2.34% |
0.2 | 45.05% | 1.59% | 1.61% | 1.56% | 1.57% | 1.50% | 1.53% | 1.66% | 1.85% |
0.3 | 42.66% | 1.47% | 1.30% | 1.18% | 1.21% | 1.23% | 1.29% | 1.43% | 1.59% |
0.4 | 40.37% | 1.32% | 1.23% | 1.24% | 1.29% | 1.25% | 1.29% | 1.38% | 1.50% |
0.5 | 38.20% | 1.48% | 1.44% | 1.48% | 1.54% | 1.56% | 1.58% | 1.60% | 1.76% |
编号 | 频率(Hz) |
1 | 957 |
2 | 2460 |
3 | 5169 |
4 | 8530 |
编号 | 频率(Hz) |
1 | 1584 |
2 | 4361 |
3 | 8531 |
4 | 14062 |
Claims (50)
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0001492A GB0001492D0 (en) | 2000-01-24 | 2000-01-24 | Panel form loudspeaker |
GB0001492.8 | 2000-01-24 | ||
GB0009705A GB0009705D0 (en) | 2000-04-20 | 2000-04-20 | Modal actuator |
GB0009705.5 | 2000-04-20 | ||
GB0011602.0 | 2000-05-15 | ||
GB0011602A GB0011602D0 (en) | 2000-05-15 | 2000-05-15 | Actuator |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1394457A CN1394457A (zh) | 2003-01-29 |
CN100474942C true CN100474942C (zh) | 2009-04-01 |
Family
ID=27255491
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB018033946A Expired - Lifetime CN100474942C (zh) | 2000-01-24 | 2001-01-22 | 转换器 |
Country Status (27)
Country | Link |
---|---|
US (2) | US7149318B2 (zh) |
EP (1) | EP1250827B1 (zh) |
JP (1) | JP4768949B2 (zh) |
KR (1) | KR100777888B1 (zh) |
CN (1) | CN100474942C (zh) |
AR (1) | AR027269A1 (zh) |
AT (1) | ATE251375T1 (zh) |
AU (1) | AU777769B2 (zh) |
BR (1) | BR0107714A (zh) |
CA (1) | CA2395022A1 (zh) |
CZ (1) | CZ20022498A3 (zh) |
DE (1) | DE60100886T2 (zh) |
DK (1) | DK1250827T3 (zh) |
ES (1) | ES2208608T3 (zh) |
HK (1) | HK1046614B (zh) |
HU (1) | HUP0204160A3 (zh) |
IL (1) | IL150500A0 (zh) |
MX (1) | MXPA02007166A (zh) |
MY (1) | MY125969A (zh) |
NZ (1) | NZ519383A (zh) |
PE (1) | PE20011072A1 (zh) |
PL (1) | PL356336A1 (zh) |
RU (1) | RU2002122756A (zh) |
TR (1) | TR200302018T4 (zh) |
TW (1) | TW511391B (zh) |
UY (1) | UY26553A1 (zh) |
WO (1) | WO2001054450A2 (zh) |
Families Citing this family (91)
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TW511391B (en) | 2000-01-24 | 2002-11-21 | New Transducers Ltd | Transducer |
US6965678B2 (en) | 2000-01-27 | 2005-11-15 | New Transducers Limited | Electronic article comprising loudspeaker and touch pad |
US7151837B2 (en) | 2000-01-27 | 2006-12-19 | New Transducers Limited | Loudspeaker |
US6885753B2 (en) | 2000-01-27 | 2005-04-26 | New Transducers Limited | Communication device using bone conduction |
US6865277B2 (en) | 2000-01-27 | 2005-03-08 | New Transducers Limited | Passenger vehicle |
GB0025125D0 (en) * | 2000-10-13 | 2000-11-29 | New Transducers Ltd | Loudspeaker driver |
KR100357033B1 (ko) * | 2000-12-14 | 2002-10-18 | 삼성전자 주식회사 | 패널형 스피커의 장착 구조 |
GB0117662D0 (en) * | 2001-07-20 | 2001-09-12 | New Transducers Ltd | Loudspeaker system |
GB2392797B (en) * | 2001-07-20 | 2004-09-15 | New Transducers Ltd | Electronic article comprising loudspeaker & touch pad |
GB0117663D0 (en) * | 2001-07-20 | 2001-09-12 | New Transducers Ltd | Listening anti eavesdropping device |
GB0118206D0 (en) * | 2001-07-26 | 2001-09-19 | New Transducers Ltd | Acoustic panels |
KR100413799B1 (ko) * | 2001-10-09 | 2004-01-03 | 삼성전자주식회사 | 가동 미러 장치 및 이를 채용한 프로젝터 |
GB0211508D0 (en) | 2002-05-20 | 2002-06-26 | New Transducers Ltd | Transducer |
US6788794B2 (en) * | 2002-10-01 | 2004-09-07 | The United States Of America As Represented By The Secretary Of The Navy | Thin, lightweight acoustic actuator tile |
DE10329387B3 (de) * | 2003-06-30 | 2004-09-30 | Siemens Ag | Streifenförmiges mehrschichtiges Element nach Art eines piezokeramischen Bimorphs, mit elektrischen Kontakten zum Anlegen eines Signals zur Auslenkung des Elements |
JP2005045691A (ja) * | 2003-07-24 | 2005-02-17 | Taiyo Yuden Co Ltd | 圧電振動装置 |
GB0321617D0 (en) | 2003-09-10 | 2003-10-15 | New Transducers Ltd | Audio apparatus |
US7475598B2 (en) | 2003-09-11 | 2009-01-13 | New Transducers Limited | Electromechanical force transducer |
GB0321292D0 (en) * | 2003-09-11 | 2003-10-15 | New Transducers Ltd | Transducer |
US7333621B2 (en) * | 2003-09-25 | 2008-02-19 | Ariose Electronics Co., Ltd. | Conductive stub of sound exciter |
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-
2001
- 2001-01-20 TW TW090101463A patent/TW511391B/zh not_active IP Right Cessation
- 2001-01-22 HU HU0204160A patent/HUP0204160A3/hu unknown
- 2001-01-22 ES ES01942846T patent/ES2208608T3/es not_active Expired - Lifetime
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- 2001-01-22 TR TR2003/02018T patent/TR200302018T4/xx unknown
- 2001-01-22 AU AU28631/01A patent/AU777769B2/en not_active Ceased
- 2001-01-22 MX MXPA02007166A patent/MXPA02007166A/es not_active Application Discontinuation
- 2001-01-22 CN CNB018033946A patent/CN100474942C/zh not_active Expired - Lifetime
- 2001-01-22 NZ NZ519383A patent/NZ519383A/en unknown
- 2001-01-22 EP EP01942846A patent/EP1250827B1/en not_active Expired - Lifetime
- 2001-01-22 CZ CZ20022498A patent/CZ20022498A3/cs unknown
- 2001-01-22 CA CA002395022A patent/CA2395022A1/en not_active Abandoned
- 2001-01-22 PL PL01356336A patent/PL356336A1/xx unknown
- 2001-01-22 KR KR1020027009468A patent/KR100777888B1/ko active IP Right Grant
- 2001-01-22 WO PCT/GB2001/000212 patent/WO2001054450A2/en not_active Application Discontinuation
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- 2001-01-22 DK DK01942846T patent/DK1250827T3/da active
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- 2001-01-22 JP JP2001553335A patent/JP4768949B2/ja not_active Expired - Lifetime
- 2001-01-22 BR BR0107714-7A patent/BR0107714A/pt not_active IP Right Cessation
- 2001-01-23 UY UY26553A patent/UY26553A1/es not_active Application Discontinuation
- 2001-01-23 PE PE2001000074A patent/PE20011072A1/es not_active Application Discontinuation
- 2001-01-23 AR ARP010100290A patent/AR027269A1/es unknown
- 2001-01-24 US US09/768,002 patent/US7149318B2/en not_active Expired - Lifetime
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