WO2007141685A3 - Acoustic device and method of manufacturing same - Google Patents

Acoustic device and method of manufacturing same Download PDF

Info

Publication number
WO2007141685A3
WO2007141685A3 PCT/IB2007/051883 IB2007051883W WO2007141685A3 WO 2007141685 A3 WO2007141685 A3 WO 2007141685A3 IB 2007051883 W IB2007051883 W IB 2007051883W WO 2007141685 A3 WO2007141685 A3 WO 2007141685A3
Authority
WO
WIPO (PCT)
Prior art keywords
acoustic device
manufacturing same
membrane
frame
accommodation plane
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
PCT/IB2007/051883
Other languages
French (fr)
Other versions
WO2007141685A2 (en
Inventor
Josef Lutz
Susanne Windischberger
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.)
NXP BV
Original Assignee
NXP BV
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 NXP BV filed Critical NXP BV
Priority to EP07735947A priority Critical patent/EP2039214B1/en
Priority to AT07735947T priority patent/ATE485685T1/en
Priority to JP2009513809A priority patent/JP2009540651A/en
Priority to US12/303,770 priority patent/US8233646B2/en
Priority to DE602007009988T priority patent/DE602007009988D1/en
Priority to CN200780021300.6A priority patent/CN101467468B/en
Publication of WO2007141685A2 publication Critical patent/WO2007141685A2/en
Publication of WO2007141685A3 publication Critical patent/WO2007141685A3/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • H04R7/16—Mounting or tensioning of diaphragms or cones
    • H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
    • H04R31/006—Interconnection of transducer parts
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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
    • H04R2307/201—Damping aspects of the outer suspension of loudspeaker diaphragms by addition of additional damping means
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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
    • H04R2307/207—Shape aspects of the outer suspension of loudspeaker diaphragms
    • 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)
  • Manufacturing & Machinery (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Magnetic Heads (AREA)
  • Looms (AREA)

Abstract

An acoustic device (500), comprising an oscillatory membrane (501) which comprises a transducing element (503) and a frame (504) adapted for accommodating the membrane (501) in an accommodation plane, wherein the membrane (501) is accommodated in the frame (504) in such a manner that a translational motion of the membrane (501) in at least one direction of the accommodation plane is made possible.
PCT/IB2007/051883 2006-06-08 2007-05-16 Acoustic device and method of manufacturing same Ceased WO2007141685A2 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
EP07735947A EP2039214B1 (en) 2006-06-08 2007-05-16 Acoustic device and method of manufacturing thereof
AT07735947T ATE485685T1 (en) 2006-06-08 2007-05-16 ACOUSTIC DEVICE AND PROCESS FOR PRODUCTION THEREOF
JP2009513809A JP2009540651A (en) 2006-06-08 2007-05-16 Acoustic device and manufacturing method thereof
US12/303,770 US8233646B2 (en) 2006-06-08 2007-05-16 Acoustic device and method of manufacturing same
DE602007009988T DE602007009988D1 (en) 2006-06-08 2007-05-16 FEES
CN200780021300.6A CN101467468B (en) 2006-06-08 2007-05-16 Acoustic device and method of manufacturing same

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP06115182 2006-06-08
EP06115182.5 2006-06-08

Publications (2)

Publication Number Publication Date
WO2007141685A2 WO2007141685A2 (en) 2007-12-13
WO2007141685A3 true WO2007141685A3 (en) 2008-02-14

Family

ID=38667144

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IB2007/051883 Ceased WO2007141685A2 (en) 2006-06-08 2007-05-16 Acoustic device and method of manufacturing same

Country Status (7)

Country Link
US (1) US8233646B2 (en)
EP (1) EP2039214B1 (en)
JP (1) JP2009540651A (en)
CN (1) CN101467468B (en)
AT (1) ATE485685T1 (en)
DE (1) DE602007009988D1 (en)
WO (1) WO2007141685A2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8326655B2 (en) 2008-06-03 2012-12-04 Discovery Holdings Limited System and method of managing an insurance scheme

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201654740U (en) * 2010-02-01 2010-11-24 瑞声光电科技(常州)有限公司 touch feedback device
WO2011162002A1 (en) * 2010-06-25 2011-12-29 京セラ株式会社 Acoustic generator
US8934228B2 (en) * 2011-03-21 2015-01-13 Apple Inc. Display-based speaker structures for electronic devices
US9124967B2 (en) * 2012-09-26 2015-09-01 Terrance Marshall Morton Microphone systems for base drums and other instruments
US9146164B2 (en) * 2013-03-07 2015-09-29 Sensata Technologies, Inc. Pressure transducer substrate with self alignment feature
US9326074B2 (en) 2013-09-24 2016-04-26 Knowles Electronics, Llc Increased compliance flat reed transducer
CN105594225B (en) * 2013-09-30 2019-01-04 苹果公司 Water-proof loudspeaker module
US9485585B2 (en) 2013-10-17 2016-11-01 Knowles Electronics, Llc Shock resistant coil and receiver
CN203608351U (en) * 2013-10-28 2014-05-21 瑞声科技（南京）有限公司 A flat plate sound production apparatus
EP2881806B1 (en) * 2013-12-09 2019-06-26 Montres Breguet SA Acoustic dispersion membrane for a musical watch
JP6130807B2 (en) * 2014-03-31 2017-05-17 富士フイルム株式会社 Electroacoustic transducer
US9226076B2 (en) 2014-04-30 2015-12-29 Apple Inc. Evacuation of liquid from acoustic space
US9681210B1 (en) 2014-09-02 2017-06-13 Apple Inc. Liquid-tolerant acoustic device configurations
US9888322B2 (en) 2014-12-05 2018-02-06 Knowles Electronics, Llc Receiver with coil wound on a stationary ferromagnetic core
US9872109B2 (en) 2014-12-17 2018-01-16 Knowles Electronics, Llc Shared coil receiver
US20160219373A1 (en) * 2015-01-23 2016-07-28 Knowles Electronics, Llc Piezoelectric Speaker Driver
TWI577165B (en) * 2015-11-10 2017-04-01 和碩聯合科技股份有限公司 Telephone device
CN107290099B (en) 2016-04-11 2021-06-08 森萨塔科技公司 Pressure sensor, plug for a pressure sensor and method for producing a plug
EP3236226B1 (en) 2016-04-20 2019-07-24 Sensata Technologies, Inc. Method of manufacturing a pressure sensor
US10209123B2 (en) 2016-08-24 2019-02-19 Apple Inc. Liquid detection for an acoustic module
JP6516935B2 (en) * 2017-04-03 2019-05-22 北陸電気工業株式会社 Piezoelectric sound component
US10545064B2 (en) 2017-05-04 2020-01-28 Sensata Technologies, Inc. Integrated pressure and temperature sensor
US10323998B2 (en) 2017-06-30 2019-06-18 Sensata Technologies, Inc. Fluid pressure sensor
US10724907B2 (en) 2017-07-12 2020-07-28 Sensata Technologies, Inc. Pressure sensor element with glass barrier material configured for increased capacitive response
US10557770B2 (en) 2017-09-14 2020-02-11 Sensata Technologies, Inc. Pressure sensor with improved strain gauge
US10491975B2 (en) * 2017-10-20 2019-11-26 Bose Corporation Acoustic transducer system
DE202018107123U1 (en) 2017-12-30 2019-01-08 Knowles Electronics, Llc Electroacoustic transducer with improved shock protection
CN115550822B (en) * 2021-06-30 2024-06-25 华为技术有限公司 Piezoelectric speakers and electronic devices
US11659337B1 (en) 2021-12-29 2023-05-23 Knowles Electronics, Llc Balanced armature receiver having improved shock performance

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2914608A1 (en) * 1979-04-11 1980-10-23 Sennheiser Electronic Transducer for conversion of acoustic signals to electric - has piezoelectric element of film or foil in protected space fixed to metallic membrane
JPS645199A (en) * 1987-06-26 1989-01-10 Nec Corp Piezoelectric sounding body
DE4135408A1 (en) * 1991-10-26 1993-04-29 Man Nutzfahrzeuge Ag METHOD FOR CONVERTING ELECTRICAL ENERGY IN MECHANICAL VIBRATIONS, AND DEVICES FOR IMPLEMENTING THIS METHOD
EP0750443A2 (en) * 1995-06-19 1996-12-27 Taiyo Yuden Co., Ltd. Piezoelectric acoustic device
JPH11164396A (en) * 1997-09-25 1999-06-18 Matsushita Electric Ind Co Ltd Piezoelectric speaker and method of manufacturing the same

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57113697A (en) * 1981-01-05 1982-07-15 Murata Mfg Co Ltd Piezoelectric type speaker
US5764784A (en) * 1994-09-12 1998-06-09 Sanyo Electric Co., Ltd. Electroacoustic transducer
JPH11165396A (en) 1997-12-02 1999-06-22 Kawai Musical Instr Mfg Co Ltd Cosmetic material and method for producing the same
EP1507438B1 (en) * 2003-07-31 2018-03-28 Panasonic Corporation Sound reproduction device and portable terminal apparatus

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2914608A1 (en) * 1979-04-11 1980-10-23 Sennheiser Electronic Transducer for conversion of acoustic signals to electric - has piezoelectric element of film or foil in protected space fixed to metallic membrane
JPS645199A (en) * 1987-06-26 1989-01-10 Nec Corp Piezoelectric sounding body
DE4135408A1 (en) * 1991-10-26 1993-04-29 Man Nutzfahrzeuge Ag METHOD FOR CONVERTING ELECTRICAL ENERGY IN MECHANICAL VIBRATIONS, AND DEVICES FOR IMPLEMENTING THIS METHOD
EP0750443A2 (en) * 1995-06-19 1996-12-27 Taiyo Yuden Co., Ltd. Piezoelectric acoustic device
JPH11164396A (en) * 1997-09-25 1999-06-18 Matsushita Electric Ind Co Ltd Piezoelectric speaker and method of manufacturing the same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8326655B2 (en) 2008-06-03 2012-12-04 Discovery Holdings Limited System and method of managing an insurance scheme

Also Published As

Publication number Publication date
CN101467468A (en) 2009-06-24
JP2009540651A (en) 2009-11-19
EP2039214A2 (en) 2009-03-25
US8233646B2 (en) 2012-07-31
EP2039214B1 (en) 2010-10-20
ATE485685T1 (en) 2010-11-15
US20100239109A1 (en) 2010-09-23
WO2007141685A2 (en) 2007-12-13
CN101467468B (en) 2012-09-05
DE602007009988D1 (en) 2010-12-02

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