CN101406068B - 弯曲波声学器件及其制造方法 - Google Patents

弯曲波声学器件及其制造方法 Download PDF

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Publication number
CN101406068B
CN101406068B CN2007800099208A CN200780009920A CN101406068B CN 101406068 B CN101406068 B CN 101406068B CN 2007800099208 A CN2007800099208 A CN 2007800099208A CN 200780009920 A CN200780009920 A CN 200780009920A CN 101406068 B CN101406068 B CN 101406068B
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CN
China
Prior art keywords
diaphragm
transducer
acoustical device
mechanical impedance
grouped location
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.)
Active
Application number
CN2007800099208A
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English (en)
Chinese (zh)
Other versions
CN101406068A (zh
Inventor
戴维·K·贝里曼
克里斯蒂恩·埃利斯
马丁·科洛姆斯
格雷厄姆·班克
尼尔·J·哈里斯
安德鲁·D·马钱特
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
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Publication date
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Publication of CN101406068A publication Critical patent/CN101406068A/zh
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    • 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
    • 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
    • H04R5/00—Stereophonic arrangements
    • H04R5/02—Spatial or constructional arrangements of loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2440/00—Bending wave transducers covered by H04R, not provided for in its groups
    • H04R2440/05—Aspects relating to the positioning and way or means of mounting of exciters to resonant bending wave panels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2440/00—Bending wave transducers covered by H04R, not provided for in its groups
    • H04R2440/07—Loudspeakers using bending wave resonance and pistonic motion to generate sound
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/04—Circuit arrangements, e.g. for selective connection of amplifier inputs/outputs to loudspeakers, for loudspeaker detection, or for adaptation of settings to personal preferences or hearing impairments
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49005—Acoustic transducer

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)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
CN2007800099208A 2006-01-19 2007-01-18 弯曲波声学器件及其制造方法 Active CN101406068B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB0601076.3A GB0601076D0 (en) 2006-01-19 2006-01-19 Acoustic device and method of making acoustic device
GB0601076.3 2006-01-19
PCT/GB2007/000157 WO2007083127A2 (en) 2006-01-19 2007-01-18 Bending wave acoustic device and method of making thereof

Publications (2)

Publication Number Publication Date
CN101406068A CN101406068A (zh) 2009-04-08
CN101406068B true CN101406068B (zh) 2012-11-28

Family

ID=36010585

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2007800099208A Active CN101406068B (zh) 2006-01-19 2007-01-18 弯曲波声学器件及其制造方法

Country Status (6)

Country Link
US (1) US8391540B2 (https=)
EP (1) EP1974584B1 (https=)
JP (1) JP2009524317A (https=)
CN (1) CN101406068B (https=)
GB (1) GB0601076D0 (https=)
WO (1) WO2007083127A2 (https=)

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US8780053B2 (en) * 2007-03-21 2014-07-15 Northwestern University Vibrating substrate for haptic interface
US8229142B2 (en) * 2007-04-18 2012-07-24 Mine Safety Appliances Company Devices and systems including transducers
GB2471474B (en) * 2009-06-30 2014-11-19 New Transducers Ltd Actuator
US20140155120A1 (en) * 2010-10-20 2014-06-05 Yota Devices Ipr Ltd. Wireless network sharing device
EP2754008A4 (en) 2011-06-21 2015-04-22 Univ Northwestern TOUCHING INTERFACE DEVICE AND METHOD FOR USING CROSS-HOLLOWS ON HUMAN LIMBS
GB2503423A (en) * 2012-05-11 2014-01-01 Deben Acoustics Balanced-mode radiator with multiple voice coil assembly
WO2014024736A1 (ja) * 2012-08-10 2014-02-13 京セラ株式会社 音響発生器、音響発生装置および電子機器
US8869933B1 (en) * 2013-07-29 2014-10-28 The Boeing Company Acoustic barrier support structure
US8857563B1 (en) 2013-07-29 2014-10-14 The Boeing Company Hybrid acoustic barrier and absorber
WO2015119612A1 (en) 2014-02-06 2015-08-13 Hewlett-Packard Development Company, Lp Suppressing a modal frequency of a loudspeaker
US9660596B2 (en) * 2015-01-23 2017-05-23 Tectonic Audio Labs Audio transducer stabilization system and method
CN106714054A (zh) * 2015-11-13 2017-05-24 冠捷投资有限公司 压电式扬声器
GB2560878B (en) * 2017-02-24 2021-10-27 Google Llc A panel loudspeaker controller and a panel loudspeaker
CN108093353B (zh) * 2017-12-25 2024-05-31 苏州格洛佛精密科技有限公司 动铁受话器及其装配方法
WO2020076612A1 (en) * 2018-10-13 2020-04-16 The University Of Rochester Method, system and devices for selective modal control for vibrating structures
US10674270B2 (en) * 2018-10-24 2020-06-02 Google Llc Magnetic distributed mode actuators and distributed mode loudspeakers having the same
US12403034B2 (en) 2019-01-31 2025-09-02 Flotherm, Inc. Sleeve-based body temperature regulation
GB201907267D0 (en) 2019-05-23 2019-07-10 Pss Belgium Nv Loudspeaker
CN112956211B (zh) * 2019-07-24 2022-07-12 谷歌有限责任公司 双面板音频致动器以及包括其的移动设备
WO2021242939A2 (en) * 2020-05-26 2021-12-02 Tectonic Audio Labs, Inc. Varied curvature diaphragm balanced mode radiator
WO2021246212A1 (ja) * 2020-06-01 2021-12-09 ソニーグループ株式会社 スピーカ及び電子機器
US12502308B2 (en) 2021-07-01 2025-12-23 Flotherm, Inc. Flexible heating pads
CN113676817B (zh) * 2021-08-25 2023-08-25 江苏铁锚玻璃股份有限公司 基于面发声、发声元器件的位置放置方法及面发声组件

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4426556A (en) * 1980-07-08 1984-01-17 Matsushita Electric Industrial Co., Ltd. Electrodynamic loudspeaker
CN1350765A (zh) * 1999-05-15 2002-05-22 新型转换器有限公司 声音装置
CN1526259A (zh) * 2001-08-17 2004-09-01 新型转换器有限公司 声音装置
WO2005101899A2 (en) * 2004-04-16 2005-10-27 New Transducers Limited Acoustic device & method of making acoustic device

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JPS5718198A (en) * 1980-07-08 1982-01-29 Matsushita Electric Ind Co Ltd Dynamic loudspeaker
JPS5730500A (en) * 1980-07-30 1982-02-18 Pioneer Electronic Corp Plane speaker
JPS617198U (ja) * 1984-06-18 1986-01-17 ソニー株式会社 スピ−カ装置
JPS6248899A (ja) * 1985-08-28 1987-03-03 Sony Corp スピ−カ
JPS6397099A (ja) * 1986-10-13 1988-04-27 Matsushita Electric Ind Co Ltd 矩形平面スピ−カ
JPS63299500A (ja) * 1987-05-29 1988-12-06 Hitachi Ltd スピ−カ
KR19990037726A (ko) * 1995-09-02 1999-05-25 헨리 에이지마 판넬형 음향 방사소자들로 구성된 라우드스피커
UA51671C2 (uk) * 1995-09-02 2002-12-16 Нью Транзд'Юсез Лімітед Акустичний пристрій
GB9818959D0 (en) 1998-09-02 1998-10-21 New Transducers Ltd Panelform loudspeaker
US20010048751A1 (en) * 2000-05-08 2001-12-06 Christien Ellis Elongate panel loudspeaker
EP1170977A1 (en) 2000-07-04 2002-01-09 Tai-Yan Kam Laminated composite panel-form loudspeaker
AU2002251357A1 (en) * 2001-05-11 2002-11-25 New Transducers Limited Acoustic member for a loudspeaker comprising a component having a selected frequency dependence and method of making same
JP4148147B2 (ja) * 2004-01-29 2008-09-10 大成建設株式会社 パネルスピーカ

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4426556A (en) * 1980-07-08 1984-01-17 Matsushita Electric Industrial Co., Ltd. Electrodynamic loudspeaker
CN1350765A (zh) * 1999-05-15 2002-05-22 新型转换器有限公司 声音装置
CN1526259A (zh) * 2001-08-17 2004-09-01 新型转换器有限公司 声音装置
WO2005101899A2 (en) * 2004-04-16 2005-10-27 New Transducers Limited Acoustic device & method of making acoustic device

Also Published As

Publication number Publication date
US8391540B2 (en) 2013-03-05
GB0601076D0 (en) 2006-03-01
WO2007083127A2 (en) 2007-07-26
WO2007083127A3 (en) 2007-12-27
US20090290732A1 (en) 2009-11-26
EP1974584A2 (en) 2008-10-01
CN101406068A (zh) 2009-04-08
JP2009524317A (ja) 2009-06-25
EP1974584B1 (en) 2020-05-13

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