GB9913465D0 - Acoustic device - Google Patents

Acoustic device

Info

Publication number
GB9913465D0
GB9913465D0 GBGB9913465.2A GB9913465A GB9913465D0 GB 9913465 D0 GB9913465 D0 GB 9913465D0 GB 9913465 A GB9913465 A GB 9913465A GB 9913465 D0 GB9913465 D0 GB 9913465D0
Authority
GB
United Kingdom
Prior art keywords
acoustic device
acoustic
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
Application number
GBGB9913465.2A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NVF Tech Ltd
Original Assignee
New Transducers Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by New Transducers Ltd filed Critical New Transducers Ltd
Priority to GBGB9913465.2A priority Critical patent/GB9913465D0/en
Publication of GB9913465D0 publication Critical patent/GB9913465D0/en
Priority to EP00935350A priority patent/EP1186203B1/fr
Priority to DE60004045T priority patent/DE60004045T2/de
Priority to PCT/GB2000/002054 priority patent/WO2000078090A2/fr
Priority to AU50896/00A priority patent/AU5089600A/en
Priority to JP2001502614A priority patent/JP2003501982A/ja
Priority to NZ515328A priority patent/NZ515328A/en
Priority to CNB008078068A priority patent/CN1261002C/zh
Priority to US09/589,752 priority patent/US6456723B1/en
Priority to TW089111418A priority patent/TW479434B/zh
Priority to HK02102096.7A priority patent/HK1040875B/zh
Ceased legal-status Critical Current

Links

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
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
    • H04R1/403—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers loud-speakers
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
GBGB9913465.2A 1999-06-10 1999-06-10 Acoustic device Ceased GB9913465D0 (en)

Priority Applications (11)

Application Number Priority Date Filing Date Title
GBGB9913465.2A GB9913465D0 (en) 1999-06-10 1999-06-10 Acoustic device
CNB008078068A CN1261002C (zh) 1999-06-10 2000-06-07 声音装置
AU50896/00A AU5089600A (en) 1999-06-10 2000-06-07 Acoustic device
DE60004045T DE60004045T2 (de) 1999-06-10 2000-06-07 Biegewellen-akustische vorrichtung
PCT/GB2000/002054 WO2000078090A2 (fr) 1999-06-10 2000-06-07 Dispositif acoustique
EP00935350A EP1186203B1 (fr) 1999-06-10 2000-06-07 Dispositif acoustique
JP2001502614A JP2003501982A (ja) 1999-06-10 2000-06-07 音響装置
NZ515328A NZ515328A (en) 1999-06-10 2000-06-07 Acoustic device having a member supporting resonant bending wave modes and having a non-modal axis orthogonal to the modal axis
US09/589,752 US6456723B1 (en) 1999-06-10 2000-06-09 Acoustic device
TW089111418A TW479434B (en) 1999-06-10 2000-06-12 Acoustic device
HK02102096.7A HK1040875B (zh) 1999-06-10 2002-03-19 彎曲波聲學裝置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9913465.2A GB9913465D0 (en) 1999-06-10 1999-06-10 Acoustic device

Publications (1)

Publication Number Publication Date
GB9913465D0 true GB9913465D0 (en) 1999-08-11

Family

ID=10855054

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB9913465.2A Ceased GB9913465D0 (en) 1999-06-10 1999-06-10 Acoustic device

Country Status (10)

Country Link
EP (1) EP1186203B1 (fr)
JP (1) JP2003501982A (fr)
CN (1) CN1261002C (fr)
AU (1) AU5089600A (fr)
DE (1) DE60004045T2 (fr)
GB (1) GB9913465D0 (fr)
HK (1) HK1040875B (fr)
NZ (1) NZ515328A (fr)
TW (1) TW479434B (fr)
WO (1) WO2000078090A2 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002078391A2 (fr) * 2001-03-23 2002-10-03 New Transducers Limited Element acoustique rayonnant a ondes de flexion
US7120263B2 (en) 2001-03-23 2006-10-10 New Transducers Limited Bending wave acoustic radiator
GB0123932D0 (en) * 2001-10-05 2001-11-28 New Transducers Ltd Loudspeakers
GB0317331D0 (en) * 2003-07-24 2003-08-27 New Transducers Ltd Acoustic device
JP5545083B2 (ja) * 2010-07-07 2014-07-09 ソニー株式会社 スピーカ装置
EP3195617A1 (fr) * 2014-09-19 2017-07-26 Corning Incorporated Haut-parleurs à panneau mince

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1132593B (de) * 1965-04-05 1962-07-05 Bolt Beranek & Newman Akustisch wirksame Platte, insbesondere zur Ankopplung an einen elektroakustischen Wandler
UA51671C2 (uk) * 1995-09-02 2002-12-16 Нью Транзд'Юсез Лімітед Акустичний пристрій
TW450011B (en) * 1998-02-10 2001-08-11 New Transducers Ltd Acoustic devices

Also Published As

Publication number Publication date
HK1040875A1 (en) 2002-06-21
DE60004045T2 (de) 2004-05-06
CN1261002C (zh) 2006-06-21
NZ515328A (en) 2002-04-26
AU5089600A (en) 2001-01-02
TW479434B (en) 2002-03-11
DE60004045D1 (de) 2003-08-28
EP1186203A2 (fr) 2002-03-13
EP1186203B1 (fr) 2003-07-23
CN1356015A (zh) 2002-06-26
JP2003501982A (ja) 2003-01-14
WO2000078090A2 (fr) 2000-12-21
HK1040875B (zh) 2003-10-17
WO2000078090A3 (fr) 2001-07-12

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)