CN1351813A - 声音装置 - Google Patents

声音装置 Download PDF

Info

Publication number
CN1351813A
CN1351813A CN00808007A CN00808007A CN1351813A CN 1351813 A CN1351813 A CN 1351813A CN 00808007 A CN00808007 A CN 00808007A CN 00808007 A CN00808007 A CN 00808007A CN 1351813 A CN1351813 A CN 1351813A
Authority
CN
China
Prior art keywords
plate
mass
audio unit
frequency
bending wave
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
CN00808007A
Other languages
English (en)
Chinese (zh)
Inventor
克里斯蒂恩·埃利斯
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 CN1351813A publication Critical patent/CN1351813A/zh
Pending legal-status Critical Current

Links

Images

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
    • H04R7/26—Damping by means acting directly on free portion of diaphragm or cone
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
CN00808007A 1999-07-02 2000-06-30 声音装置 Pending CN1351813A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9915361.1 1999-07-02
GBGB9915361.1A GB9915361D0 (en) 1999-07-02 1999-07-02 Acoustic device

Publications (1)

Publication Number Publication Date
CN1351813A true CN1351813A (zh) 2002-05-29

Family

ID=10856397

Family Applications (1)

Application Number Title Priority Date Filing Date
CN00808007A Pending CN1351813A (zh) 1999-07-02 2000-06-30 声音装置

Country Status (9)

Country Link
EP (1) EP1192839A2 (fr)
JP (1) JP2003503990A (fr)
CN (1) CN1351813A (fr)
AU (1) AU5547500A (fr)
GB (1) GB9915361D0 (fr)
HK (1) HK1041400A1 (fr)
NZ (1) NZ515327A (fr)
TW (1) TW488183B (fr)
WO (1) WO2001003467A2 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6988339B2 (en) 2002-02-06 2006-01-24 Andersen Corporation Specialty media window
US7426804B2 (en) 2002-02-06 2008-09-23 Andersen Corporation Specialty display window
BRPI0509913A (pt) 2004-04-16 2007-09-18 New Transducers Ltd dispositivo acústico e método para fabricar o dispositivo acústico
GB2489700B (en) * 2011-04-04 2013-09-18 Canon Kk Method and device for controlling the vibration modes of a vibrating support
GB2551723B (en) 2016-06-27 2018-11-28 Amina Tech Limited Speaker Panel
GB2564061B (en) * 2016-06-27 2020-12-16 Amina Tech Limited Speaker panel
GB2568282B (en) 2017-11-10 2020-11-25 Amina Tech Limited Flat panel loudspeaker

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2166022A (en) * 1984-09-05 1986-04-23 Sawafuji Dynameca Co Ltd Piezoelectric vibrator
GB2260466B (en) * 1991-09-28 1995-08-16 Star Mfg Co Electroacoustic transducer
UA51671C2 (uk) * 1995-09-02 2002-12-16 Нью Транзд'Юсез Лімітед Акустичний пристрій
AU4723597A (en) * 1996-10-24 1998-05-15 Shinsei Corporation Acoustic piezoelectric vibrator and loudspeaker using the same
GB9709959D0 (en) * 1997-05-15 1997-07-09 New Transducers Ltd Panel-form loudspeakers

Also Published As

Publication number Publication date
HK1041400A1 (zh) 2002-07-05
WO2001003467A3 (fr) 2001-03-22
JP2003503990A (ja) 2003-01-28
AU5547500A (en) 2001-01-22
EP1192839A2 (fr) 2002-04-03
NZ515327A (en) 2002-05-31
WO2001003467A2 (fr) 2001-01-11
TW488183B (en) 2002-05-21
GB9915361D0 (en) 1999-09-01

Similar Documents

Publication Publication Date Title
US6195440B1 (en) Piezoelectric transducers
JP3569529B2 (ja) 改良形客室音声装置用圧電スピーカー
AU703004B2 (en) Musical instruments incorporating loudspeakers
AU703058B2 (en) Panel-form microphones
CN1195456A (zh) 带有扬声器的布告牌
KR19990044030A (ko) 라우드스피커를 구비하는 악기
JP2003153357A (ja) 支持されたエキサイターおよび適合周縁部を備えたフラットパネルサウンドラジエータ
CN1930910A (zh) 扬声器
CZ58298A3 (cs) Reproduktory opatřené panelovými akustickými vyzařovacími prvky
JP2003533151A (ja) 音響パネルおよび電気的ドライバを有するスピーカ
CN1195462A (zh) 包装
CN1351813A (zh) 声音装置
CN1195459A (zh) 板式扬声器
JP2003153374A (ja) 向上したオーディオ性能を有するフラットパネルサウンドラジエータ
JP2003504981A (ja) パネル駆動
WO1998018291A1 (fr) Vibrateur acoustique piezo-electrique et haut-parleur utilisant ledit vibrateur acoustique piezo-electrique correspondant
KR20060119972A (ko) 전기기계적 힘 트랜스듀서
EP1433356B1 (fr) Haut-parleur resonant a ondes de flexion
JP3693174B2 (ja) 圧電スピーカ
EP1351545A2 (fr) Panneaux sonores pour divertissement
CN113883200A (zh) 具有主动控制功能的局域共振弹性波超材料装置及方法
EP2911413B1 (fr) Haut-parleur équipé d'éléments piézoélectriques
CN1894998A (zh) 弯曲波扬声器
CN1152600C (zh) 全音频扬声器
JP3099805U (ja) 複合物積層板のパネル形スピーカ

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication