CN100417304C - 声学设备 - Google Patents

声学设备 Download PDF

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Publication number
CN100417304C
CN100417304C CNB998047651A CN99804765A CN100417304C CN 100417304 C CN100417304 C CN 100417304C CN B998047651 A CNB998047651 A CN B998047651A CN 99804765 A CN99804765 A CN 99804765A CN 100417304 C CN100417304 C CN 100417304C
Authority
CN
China
Prior art keywords
plate
resonant
acoustic
panel
mode
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
Application number
CNB998047651A
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English (en)
Chinese (zh)
Other versions
CN1296719A (zh
Inventor
亨利·阿齐马
乔尔格·潘泽
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
Publication of CN1296719A publication Critical patent/CN1296719A/zh
Application granted granted Critical
Publication of CN100417304C publication Critical patent/CN100417304C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Otolaryngology (AREA)
  • Health & Medical Sciences (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
CNB998047651A 1998-04-07 1999-04-06 声学设备 Expired - Fee Related CN100417304C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9807316.6A GB9807316D0 (en) 1998-04-07 1998-04-07 Loudspeaker
GB9807316.6 1998-04-07

Publications (2)

Publication Number Publication Date
CN1296719A CN1296719A (zh) 2001-05-23
CN100417304C true CN100417304C (zh) 2008-09-03

Family

ID=10829902

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB998047651A Expired - Fee Related CN100417304C (zh) 1998-04-07 1999-04-06 声学设备

Country Status (24)

Country Link
EP (1) EP1070437B1 (de)
JP (1) JP2002511681A (de)
KR (1) KR20010042491A (de)
CN (1) CN100417304C (de)
AR (1) AR019019A1 (de)
AT (1) ATE334567T1 (de)
AU (1) AU3340099A (de)
BG (1) BG104811A (de)
BR (1) BR9909496A (de)
CA (1) CA2326193A1 (de)
DE (1) DE69932507T2 (de)
EA (1) EA200001038A1 (de)
GB (1) GB9807316D0 (de)
HU (1) HUP0103916A3 (de)
ID (1) ID27518A (de)
IL (1) IL138310A0 (de)
NO (1) NO20005056L (de)
NZ (1) NZ506732A (de)
PL (1) PL343440A1 (de)
SK (1) SK14932000A3 (de)
TR (1) TR200002920T2 (de)
TW (1) TW462201B (de)
WO (1) WO1999052322A1 (de)
ZA (1) ZA200004675B (de)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0114501D0 (en) * 2001-06-14 2001-08-08 New Transducers Ltd Mobile telephone
US7187776B2 (en) 2001-07-13 2007-03-06 Harman Becker Automotive Systems Gmbh Planar loudspeaker
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
US8284955B2 (en) 2006-02-07 2012-10-09 Bongiovi Acoustics Llc System and method for digital signal processing
JP4072542B2 (ja) * 2005-03-14 2008-04-09 Ｎｅｃアクセステクニカ株式会社 スピーカ一体型ディスプレイ
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
US10069471B2 (en) 2006-02-07 2018-09-04 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
US10848867B2 (en) 2006-02-07 2020-11-24 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
JP2010206557A (ja) * 2009-03-04 2010-09-16 Panasonic Corp 建築材料
KR101496911B1 (ko) * 2009-03-23 2015-02-27 삼성전자 주식회사 사운드 검사 시스템 및 그 방법
CN102711029A (zh) * 2012-01-09 2012-10-03 瑞声声学科技(深圳)有限公司 一种麦克风固有噪声电压的测试方法及测试装置
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
US9906858B2 (en) 2013-10-22 2018-02-27 Bongiovi Acoustics Llc System and method for digital signal processing
US9615813B2 (en) 2014-04-16 2017-04-11 Bongiovi Acoustics Llc. Device for wide-band auscultation
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
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
US9621994B1 (en) 2015-11-16 2017-04-11 Bongiovi Acoustics Llc Surface acoustic transducer
US9906867B2 (en) 2015-11-16 2018-02-27 Bongiovi Acoustics Llc Surface acoustic transducer
KR20170114471A (ko) 2016-04-05 2017-10-16 엘지디스플레이 주식회사 유기발광 표시 장치
US10142738B2 (en) 2016-03-28 2018-11-27 Lg Display Co., Ltd. Panel vibration type sound-generating display device
KR102663406B1 (ko) 2016-04-04 2024-05-14 엘지디스플레이 주식회사 패널 진동형 음향 발생 액츄에이터 및 그를 포함하는 양면 표시 장치
KR101704517B1 (ko) 2016-03-28 2017-02-09 엘지디스플레이 주식회사 패널 진동형 음향 발생 표시 장치
JP2021521700A (ja) 2018-04-11 2021-08-26 ボンジョビ アコースティックス リミテッド ライアビリティー カンパニー オーディオ強化聴力保護システム
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
US20200388265A1 (en) * 2019-06-10 2020-12-10 Toyota Motor Engineering & Manufacturing North America, Inc. Sound isolation device
KR102215716B1 (ko) * 2019-10-21 2021-02-18 삼원액트 주식회사 음향재생기능을 갖는 패널
AT525365B1 (de) 2022-05-25 2023-03-15 Cale3D Prime Gmbh Elektroakustischer Wandler

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997009842A2 (en) * 1995-09-02 1997-03-13 New Transducers Limited Acoustic device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4914750A (en) * 1987-07-13 1990-04-03 Avm Hess, Inc. Sound transducer
DE69602102T2 (de) * 1995-09-02 1999-09-16 New Transducers Ltd., Huntingdon Inertial schwingungswandler
BR9610436A (pt) * 1995-09-02 1999-02-17 New Transducers Ltd Transdutors de vibração inerciais

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997009842A2 (en) * 1995-09-02 1997-03-13 New Transducers Limited Acoustic device

Also Published As

Publication number Publication date
PL343440A1 (en) 2001-08-13
EA200001038A1 (ru) 2001-04-23
NZ506732A (en) 2002-11-26
AU3340099A (en) 1999-10-25
JP2002511681A (ja) 2002-04-16
NO20005056L (no) 2000-12-06
ID27518A (id) 2001-04-12
BG104811A (en) 2001-07-31
EP1070437A1 (de) 2001-01-24
HUP0103916A3 (en) 2002-12-28
BR9909496A (pt) 2000-12-12
TW462201B (en) 2001-11-01
GB9807316D0 (en) 1998-06-03
ZA200004675B (en) 2002-02-27
DE69932507D1 (de) 2006-09-07
DE69932507T2 (de) 2007-07-19
HK1030327A1 (en) 2001-04-27
SK14932000A3 (sk) 2001-05-10
IL138310A0 (en) 2001-10-31
KR20010042491A (ko) 2001-05-25
EP1070437B1 (de) 2006-07-26
TR200002920T2 (tr) 2000-12-21
WO1999052322A1 (en) 1999-10-14
AR019019A1 (es) 2001-12-26
CA2326193A1 (en) 1999-10-14
ATE334567T1 (de) 2006-08-15
NO20005056D0 (no) 2000-10-06
HUP0103916A2 (hu) 2002-03-28
CN1296719A (zh) 2001-05-23

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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
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20080903

Termination date: 20180406