CN1250042C - 扬声器 - Google Patents

扬声器 Download PDF

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Publication number
CN1250042C
CN1250042C CNB00810297XA CN00810297A CN1250042C CN 1250042 C CN1250042 C CN 1250042C CN B00810297X A CNB00810297X A CN B00810297XA CN 00810297 A CN00810297 A CN 00810297A CN 1250042 C CN1250042 C CN 1250042C
Authority
CN
China
Prior art keywords
conduit
panel
loud speaker
cavity
frequency
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.)
Expired - Fee Related
Application number
CNB00810297XA
Other languages
English (en)
Chinese (zh)
Other versions
CN1360809A (zh
Inventor
尼尔·哈里斯
格雷厄姆·班克
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 CN1360809A publication Critical patent/CN1360809A/zh
Application granted granted Critical
Publication of CN1250042C publication Critical patent/CN1250042C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; 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 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H04R1/2853—Enclosures comprising vibrating or resonating arrangements using an acoustic labyrinth or a transmission line
    • H04R1/2857—Enclosures comprising vibrating or resonating arrangements using an acoustic labyrinth or a transmission line for loudspeaker transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; 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 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H04R1/283—Enclosures comprising vibrating or resonating arrangements using a passive diaphragm
    • H04R1/2834—Enclosures comprising vibrating or resonating arrangements using a passive diaphragm for loudspeaker transducers
    • 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

  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Chair Legs, Seat Parts, And Backrests (AREA)
  • Liquid Crystal (AREA)
  • Surgical Instruments (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Media Introduction/Drainage Providing Device (AREA)
CNB00810297XA 1999-07-30 2000-07-24 扬声器 Expired - Fee Related CN1250042C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9917908.7 1999-07-30
GBGB9917908.7A GB9917908D0 (en) 1999-07-30 1999-07-30 Loudspeakers

Publications (2)

Publication Number Publication Date
CN1360809A CN1360809A (zh) 2002-07-24
CN1250042C true CN1250042C (zh) 2006-04-05

Family

ID=10858223

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB00810297XA Expired - Fee Related CN1250042C (zh) 1999-07-30 2000-07-24 扬声器

Country Status (11)

Country Link
EP (1) EP1201102B1 (de)
JP (1) JP2003526968A (de)
CN (1) CN1250042C (de)
AT (1) ATE244494T1 (de)
AU (1) AU6003700A (de)
DE (1) DE60003692D1 (de)
GB (1) GB9917908D0 (de)
HK (1) HK1042012B (de)
NZ (1) NZ516351A (de)
TW (1) TW490988B (de)
WO (1) WO2001010168A2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7426804B2 (en) 2002-02-06 2008-09-23 Andersen Corporation Specialty display window
US6988339B2 (en) 2002-02-06 2006-01-24 Andersen Corporation Specialty media window
US7207413B2 (en) * 2003-06-02 2007-04-24 Tbi Audio Systems Llc Closed loop embedded audio transmission line technology for loudspeaker enclosures and systems
GB0400323D0 (en) * 2004-01-08 2004-02-11 New Transducers Ltd Loudspeakers
GB0410962D0 (en) 2004-05-17 2004-06-16 Mordaunt Short Ltd Loudspeaker
US20060061504A1 (en) * 2004-09-23 2006-03-23 The Regents Of The University Of California Through wall detection and tracking system
WO2007109828A1 (en) * 2006-03-28 2007-10-04 Immersion Technology Property Limited Loudspeaker system with acoustic equalisation
CN104038855A (zh) * 2014-06-04 2014-09-10 瑞声光电科技(常州)有限公司 电声器件及所述电声器件的组装方法
WO2018070399A1 (ja) 2016-10-13 2018-04-19 パナソニックＩｐマネジメント株式会社 平板スピーカおよび表示装置
CN107205194B (zh) * 2017-06-07 2020-03-06 鞠波 一种音箱以及音箱系统

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3848090A (en) * 1971-11-18 1974-11-12 J Walker Wall hanging speaker system
US3938617A (en) * 1974-01-17 1976-02-17 Fort Enterprises, Limited Speaker enclosure
US4899390A (en) * 1986-09-19 1990-02-06 Matsushita Electric Industrial Co., Ltd. Thin speaker having an enclosure within an open portion and a closed portion
DE69110530T2 (de) * 1990-04-20 1996-02-29 Matsushita Electric Ind Co Ltd Lautsprechersystem.
UA51671C2 (uk) * 1995-09-02 2002-12-16 Нью Транзд'Юсез Лімітед Акустичний пристрій

Also Published As

Publication number Publication date
AU6003700A (en) 2001-02-19
ATE244494T1 (de) 2003-07-15
HK1042012B (zh) 2003-10-03
WO2001010168A3 (en) 2001-08-16
GB9917908D0 (en) 1999-09-29
NZ516351A (en) 2002-09-27
HK1042012A1 (en) 2002-07-26
WO2001010168A2 (en) 2001-02-08
TW490988B (en) 2002-06-11
EP1201102B1 (de) 2003-07-02
DE60003692D1 (de) 2003-08-07
JP2003526968A (ja) 2003-09-09
CN1360809A (zh) 2002-07-24
EP1201102A2 (de) 2002-05-02

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Legal Events

Date Code Title Description
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C06 Publication
PB01 Publication
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20060405

Termination date: 20090824