BRPI0509913A - dispositivo acústico e método para fabricar o dispositivo acústico - Google Patents

dispositivo acústico e método para fabricar o dispositivo acústico

Info

Publication number
BRPI0509913A
BRPI0509913A BRPI0509913-7A BRPI0509913A BRPI0509913A BR PI0509913 A BRPI0509913 A BR PI0509913A BR PI0509913 A BRPI0509913 A BR PI0509913A BR PI0509913 A BRPI0509913 A BR PI0509913A
Authority
BR
Brazil
Prior art keywords
diaphragm
frequency range
drive portion
area
acoustic device
Prior art date
Application number
BRPI0509913-7A
Other languages
English (en)
Portuguese (pt)
Inventor
Graham Bank
Neil Harris
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
Priority claimed from GB0408519A external-priority patent/GB0408519D0/en
Priority claimed from GB0408499A external-priority patent/GB0408499D0/en
Priority claimed from GB0408464A external-priority patent/GB0408464D0/en
Priority claimed from GB0415631A external-priority patent/GB0415631D0/en
Priority claimed from GB0425923A external-priority patent/GB0425923D0/en
Priority claimed from GB0425921A external-priority patent/GB0425921D0/en
Priority claimed from GB0500161A external-priority patent/GB0500161D0/en
Application filed by New Transducers Ltd filed Critical New Transducers Ltd
Publication of BRPI0509913A publication Critical patent/BRPI0509913A/pt

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
    • 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
    • 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; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Manufacturing & Machinery (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
BRPI0509913-7A 2004-04-16 2005-04-08 dispositivo acústico e método para fabricar o dispositivo acústico BRPI0509913A (pt)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
GB0408519A GB0408519D0 (en) 2004-04-16 2004-04-16 Loudspeakers
GB0408499A GB0408499D0 (en) 2004-04-16 2004-04-16 Loudspeakers
GB0408464A GB0408464D0 (en) 2004-04-16 2004-04-16 Loudspeakers
GB0415631A GB0415631D0 (en) 2004-07-13 2004-07-13 Loudspeaker
GB0425923A GB0425923D0 (en) 2004-11-25 2004-11-25 Panel-form bending wave loudspeaker
GB0425921A GB0425921D0 (en) 2004-11-25 2004-11-25 Panel-form bending wave loudspeaker
GB0500161A GB0500161D0 (en) 2005-01-06 2005-01-06 Panel-form bending wave loudspeakers
PCT/GB2005/001352 WO2005101899A2 (en) 2004-04-16 2005-04-08 Acoustic device & method of making acoustic device

Publications (1)

Publication Number Publication Date
BRPI0509913A true BRPI0509913A (pt) 2007-09-18

Family

ID=35150665

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0509913-7A BRPI0509913A (pt) 2004-04-16 2005-04-08 dispositivo acústico e método para fabricar o dispositivo acústico

Country Status (10)

Country Link
US (2) US7916878B2 (enExample)
EP (1) EP1736030B1 (enExample)
JP (1) JP5085318B2 (enExample)
KR (1) KR101145494B1 (enExample)
AU (1) AU2005234549B2 (enExample)
BR (1) BRPI0509913A (enExample)
CA (1) CA2560659A1 (enExample)
MX (1) MXPA06011950A (enExample)
TW (1) TWI371215B (enExample)
WO (1) WO2005101899A2 (enExample)

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US8396228B2 (en) * 2008-02-27 2013-03-12 Stethoscope Technologies, Inc. Floating ballast mass active stethoscope or sound pickup device
GB0811015D0 (en) * 2008-06-17 2008-07-23 Deben Acoustics Improved acoustic device
TWI419578B (zh) * 2008-12-26 2013-12-11 Merry Electronics Co Ltd 電聲轉換器之振膜
GB2468275A (en) 2009-02-16 2010-09-08 New Transducers Ltd A method of making a touch-sensitive data entry screen with haptic feedback
US20100246880A1 (en) * 2009-03-30 2010-09-30 Oxford J Craig Method and apparatus for enhanced stimulation of the limbic auditory response
FR2943880A1 (fr) * 2009-03-30 2010-10-01 Activacoustic Panneau acoustique destine a recevoir, emettre ou absorber des sons.
WO2010118313A1 (en) * 2009-04-10 2010-10-14 Immerz Inc. Systems and methods for acousto-haptic speakers
GB2478160B (en) * 2010-02-26 2014-05-28 Pss Belgium Nv Mass loading for piston loudspeakers
US8540049B2 (en) * 2010-12-23 2013-09-24 Bose Corporation Acoustic diaphragm suspending
EP2786591B1 (en) * 2011-10-05 2018-06-27 Immerz Inc. Systems and methods for improved acousto-haptic speakers
GB2503423A (en) 2012-05-11 2014-01-01 Deben Acoustics Balanced-mode radiator with multiple voice coil assembly
US20140056461A1 (en) * 2012-08-21 2014-02-27 Immerz, Inc. Systems and methods for a vibrating input device
TWM473667U (zh) * 2013-05-31 2014-03-01 Jung-Hua Yang 具調節聲音特性之調音膜片結構改良
US9326053B2 (en) * 2014-03-10 2016-04-26 Ford Global Technologies, Llc Flat panel speaker assembly integrated with vehicle trim
KR102269152B1 (ko) 2014-10-07 2021-06-25 삼성전자주식회사 스피커
US9769570B2 (en) * 2015-03-31 2017-09-19 Bose Corporation Acoustic diaphragm
US20170034625A1 (en) * 2015-07-31 2017-02-02 Logitech Europe S.A Electronic device having a mode damped diaphragm
GB2564061B (en) * 2016-06-27 2020-12-16 Amina Tech Limited Speaker panel
GB2551723B (en) 2016-06-27 2018-11-28 Amina Tech Limited Speaker Panel
US10123764B2 (en) * 2017-03-28 2018-11-13 Coleridge Design Associates Llc Vibro-acoustic transducer
US11057710B2 (en) 2017-06-09 2021-07-06 Ask Industries Societa' Per Azioni Loudspeaker structure
US10542337B2 (en) 2017-07-18 2020-01-21 Shure Acquisition Holdings, Inc. Moving coil microphone transducer with secondary port
CN109618271B (zh) * 2017-09-26 2021-08-27 惠州迪芬尼声学科技股份有限公司 对扬声器的声负载产生预测曲线的方法
GB2568282B (en) 2017-11-10 2020-11-25 Amina Tech Limited Flat panel loudspeaker
US10157604B1 (en) 2018-01-02 2018-12-18 Plantronics, Inc. Sound masking system with improved high-frequency spatial uniformity
GB2574591B (en) * 2018-06-07 2020-10-28 Amina Tech Limited Product with integrally formed vibrating panel loudspeaker
KR20200119105A (ko) 2019-04-09 2020-10-19 삼성전자주식회사 진동 가능한 시트를 구비한 음향관로를 포함하는 전자 장치
CN110415675B (zh) * 2019-08-22 2024-06-14 北京市劳动保护科学研究所 可调声学特性的隔声装置
WO2021102056A1 (en) * 2019-11-19 2021-05-27 Dolby Laboratories Licensing Corporation Acoustic transducer having drop ring connected at resonant node
CN115606197A (zh) * 2020-05-26 2023-01-13 构造音频实验室有限公司（Us） 变曲率膜片平衡模态辐射器
US11289786B2 (en) * 2020-06-03 2022-03-29 Acoustic Metamaterials LLC Metamaterial loudspeaker diaphragm
CN111954124B (zh) * 2020-08-19 2025-07-25 苏州礼乐乐器股份有限公司 一种带音梁及音隧的全频段高音质平面谐振扬声器
JP2024506621A (ja) * 2021-02-15 2024-02-14 エイエムエス－オスラム エイジア パシフィック プライヴェット リミテッド 電気音響変換器
DE112022001084T5 (de) * 2021-02-15 2024-01-18 Ams-Osram Asia Pacific Pte. Ltd. Elektro-akustischer wandler
DE102021109134A1 (de) 2021-04-13 2022-10-13 Deutsche Institute Für Textil- Und Faserforschung Denkendorf Biegewellenwandler
US11540059B2 (en) 2021-05-28 2022-12-27 Jvis-Usa, Llc Vibrating panel assembly for radiating sound into a passenger compartment of a vehicle
EP4401425A4 (en) * 2022-07-27 2025-01-15 Shenzhen Shokz Co., Ltd. ACOUSTIC OUTPUT DEVICE
CN117313435B (zh) * 2023-11-29 2024-02-02 昆明理工大学 一种基于离散元法不同介质配比方案的速度特性对比分析方法
CN118612642B (zh) * 2024-08-08 2024-12-10 比亚迪股份有限公司 扬声器优化方法、装置、电子设备、存储介质及程序产品

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Also Published As

Publication number Publication date
WO2005101899A3 (en) 2006-04-06
EP1736030A2 (en) 2006-12-27
US20110211722A1 (en) 2011-09-01
JP2007533230A (ja) 2007-11-15
CA2560659A1 (en) 2005-10-27
TW200605705A (en) 2006-02-01
US7916878B2 (en) 2011-03-29
MXPA06011950A (es) 2007-01-26
AU2005234549B2 (en) 2009-10-29
KR20070001228A (ko) 2007-01-03
AU2005234549A1 (en) 2005-10-27
KR101145494B1 (ko) 2012-05-15
US20070278033A1 (en) 2007-12-06
JP5085318B2 (ja) 2012-11-28
WO2005101899A2 (en) 2005-10-27
EP1736030B1 (en) 2013-10-23
TWI371215B (en) 2012-08-21

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 9A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 2260 DE 29/04/2014.