CN117981355A - 多层静电换能器 - Google Patents

多层静电换能器 Download PDF

Info

Publication number
CN117981355A
CN117981355A CN202280063619.XA CN202280063619A CN117981355A CN 117981355 A CN117981355 A CN 117981355A CN 202280063619 A CN202280063619 A CN 202280063619A CN 117981355 A CN117981355 A CN 117981355A
Authority
CN
China
Prior art keywords
membrane
stator
membranes
film
electrostatic transducer
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.)
Pending
Application number
CN202280063619.XA
Other languages
English (en)
Chinese (zh)
Inventor
本杰明·马丁·莱尔
詹姆斯·赫杰斯
塞缪尔·约翰·埃文斯
阿什利·马里奥特
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.)
WARWICK AUDIO TECHNOLOGIES Ltd
Original Assignee
WARWICK AUDIO TECHNOLOGIES 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 WARWICK AUDIO TECHNOLOGIES Ltd filed Critical WARWICK AUDIO TECHNOLOGIES Ltd
Publication of CN117981355A publication Critical patent/CN117981355A/zh
Pending 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
    • H04R19/00—Electrostatic transducers
    • H04R19/02—Loudspeakers
    • 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
    • H04R7/06—Plane diaphragms comprising a plurality of sections or layers
    • 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
    • H04R7/06—Plane diaphragms comprising a plurality of sections or layers
    • H04R7/08—Plane diaphragms comprising a plurality of sections or layers comprising superposed layers separated by air or other fluid
    • 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
    • H04R7/06—Plane diaphragms comprising a plurality of sections or layers
    • H04R7/10—Plane diaphragms comprising a plurality of sections or layers comprising superposed layers in contact
    • 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
    • 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
    • H04R2307/027—Diaphragms comprising metallic materials

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Circuit For Audible Band Transducer (AREA)
CN202280063619.XA 2021-09-21 2022-09-21 多层静电换能器 Pending CN117981355A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB2113468.9 2021-09-21
GB202113468 2021-09-21
PCT/GB2022/052382 WO2023047097A1 (en) 2021-09-21 2022-09-21 Multilayered electrostatic transducer

Publications (1)

Publication Number Publication Date
CN117981355A true CN117981355A (zh) 2024-05-03

Family

ID=83508950

Family Applications (2)

Application Number Title Priority Date Filing Date
CN202280063619.XA Pending CN117981355A (zh) 2021-09-21 2022-09-21 多层静电换能器
CN202280063599.6A Pending CN117981354A (zh) 2021-09-21 2022-09-21 多层静电换能器

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN202280063599.6A Pending CN117981354A (zh) 2021-09-21 2022-09-21 多层静电换能器

Country Status (5)

Country Link
US (2) US20240388855A1 (https=)
EP (2) EP4406241A1 (https=)
JP (2) JP2024533610A (https=)
CN (2) CN117981355A (https=)
WO (2) WO2023047097A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117014776B (zh) * 2023-09-25 2024-01-02 地球山(苏州)微电子科技有限公司 一种像素发声单元及数字扬声器

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5223333Y2 (https=) * 1972-06-17 1977-05-27
JPS5090320A (https=) * 1973-12-10 1975-07-19
US5392358A (en) * 1993-04-05 1995-02-21 Driver; Michael L. Electrolytic loudspeaker assembly
US5567499A (en) * 1995-01-03 1996-10-22 The Boeing Company Resin transfer molding in combination with honeycomb core
US6804362B1 (en) * 2002-10-08 2004-10-12 Claus Zimmermann Electrostatic and electrolytic loudspeaker assembly
US8625824B2 (en) * 2007-09-04 2014-01-07 Industrial Technology Research Institute Flat speaker unit and speaker device therewith
US8885853B2 (en) * 2010-07-09 2014-11-11 Yamaha Corporation Electrostatic loudspeaker
US20120051564A1 (en) * 2010-08-31 2012-03-01 Industrial Technology Research Institute Flat speaker structure and manufacturing method thereof
TWI589163B (zh) * 2013-09-12 2017-06-21 三穎電子材料有限公司 靜電式電聲傳導器
DE102014221037A1 (de) * 2014-10-16 2016-04-21 Robert Bosch Gmbh MEMS-Mikrofonbauelement
KR101987111B1 (ko) * 2017-12-29 2019-06-10 주식회사 성주음향 푸시-풀 일렉트릿 콘덴서 트랜스듀서
CN209642967U (zh) * 2019-06-13 2019-11-15 黄海 一种复合式静电型电声换能器

Also Published As

Publication number Publication date
CN117981354A (zh) 2024-05-03
WO2023047097A1 (en) 2023-03-30
WO2023047096A1 (en) 2023-03-30
US20240388855A1 (en) 2024-11-21
EP4406241A1 (en) 2024-07-31
JP2024535066A (ja) 2024-09-26
JP2024533610A (ja) 2024-09-12
US20240381036A1 (en) 2024-11-14
EP4406240A1 (en) 2024-07-31

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