CN1305350C - 扬声器 - Google Patents

扬声器 Download PDF

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Publication number
CN1305350C
CN1305350C CNB028165195A CN02816519A CN1305350C CN 1305350 C CN1305350 C CN 1305350C CN B028165195 A CNB028165195 A CN B028165195A CN 02816519 A CN02816519 A CN 02816519A CN 1305350 C CN1305350 C CN 1305350C
Authority
CN
China
Prior art keywords
actuator
sound
loudspeaker
generating element
sound generating
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
CNB028165195A
Other languages
English (en)
Chinese (zh)
Other versions
CN1547869A (zh
Inventor
S·A·朗格博托姆
A·马特森
G·麦科维特
R·J·托普利斯
M·J·比特斯
M·R·舍赫德
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.)
1 Ltd
Original Assignee
1 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 GB0115244A external-priority patent/GB0115244D0/en
Priority claimed from GB0122800A external-priority patent/GB0122800D0/en
Priority claimed from GB0205750A external-priority patent/GB0205750D0/en
Application filed by 1 Ltd filed Critical 1 Ltd
Publication of CN1547869A publication Critical patent/CN1547869A/zh
Application granted granted Critical
Publication of CN1305350C publication Critical patent/CN1305350C/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
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; 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; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2217/00—Details of magnetostrictive, piezoelectric, or electrostrictive transducers covered by H04R15/00 or H04R17/00 but not provided for in any of their subgroups
    • H04R2217/01—Non-planar magnetostrictive, piezoelectric or electrostrictive benders
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/11—Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/15—Transducers incorporated in visual displaying devices, e.g. televisions, computer displays, laptops

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Telephone Set Structure (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
CNB028165195A 2001-06-21 2002-06-19 扬声器 Expired - Fee Related CN1305350C (zh)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
GB0115244A GB0115244D0 (en) 2001-06-21 2001-06-21 Loudspeaker
GB0115244.6 2001-06-21
GB0122800A GB0122800D0 (en) 2001-09-21 2001-09-21 Loudspeaker for portable electronic devices
GB0122800.6 2001-09-21
GB0205750.3 2002-03-12
GB0205750A GB0205750D0 (en) 2002-03-12 2002-03-12 Loudspeaker

Publications (2)

Publication Number Publication Date
CN1547869A CN1547869A (zh) 2004-11-17
CN1305350C true CN1305350C (zh) 2007-03-14

Family

ID=27256199

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB028165195A Expired - Fee Related CN1305350C (zh) 2001-06-21 2002-06-19 扬声器

Country Status (7)

Country Link
US (1) US7302068B2 (enExample)
EP (1) EP1397937A2 (enExample)
JP (1) JP3994086B2 (enExample)
KR (1) KR20040014569A (enExample)
CN (1) CN1305350C (enExample)
AU (1) AU2002310642A1 (enExample)
WO (1) WO2003001841A2 (enExample)

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US8296156B2 (en) * 2006-02-07 2012-10-23 Lg Electronics, Inc. Apparatus and method for encoding/decoding signal
US20070188053A1 (en) * 2006-02-14 2007-08-16 Robert Bosch Gmbh Injection molded energy harvesting device
US7983432B2 (en) * 2006-09-29 2011-07-19 Shure Acquisition Holdings, Inc. Point excitation placement in an audio transducer
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US8000489B2 (en) * 2006-10-30 2011-08-16 Sony Ericsson Mobile Communications Ab Speaker module for electronic device
US20080232636A1 (en) * 2007-03-23 2008-09-25 Sonic Dynamics, Llc Sonic piston
US7848536B2 (en) * 2007-11-02 2010-12-07 Onkyo Corporation Voice coil assembly, loudspeaker using the same, and method for producing the same
JP4420104B2 (ja) * 2007-11-02 2010-02-24 オンキヨー株式会社 磁気回路モジュール、スピーカー用磁気回路およびその製造方法、ならびに、これを用いたスピーカー
US8260343B2 (en) * 2008-11-06 2012-09-04 Sony Ericsson Mobile Communications Ab Electronic devices including vertically mounted loudspeakers and related assemblies and methods
US8301188B2 (en) * 2008-11-06 2012-10-30 Sony Ericsson Mobile Communications Ab Electronic devices including substrate mounted acoustic actuators and related methods and mobile radiotelephones
US20100323641A1 (en) * 2009-06-22 2010-12-23 Qualcomm Incorporated Method and apparatus for using pre-distortion and feedback to mitigate nonlinearity of circuits
US20120106766A1 (en) * 2009-07-22 2012-05-03 Jun Kuroda Electronic device
KR101622632B1 (ko) * 2009-08-26 2016-05-20 엘지전자 주식회사 이동 단말기
US20110123060A1 (en) * 2009-11-20 2011-05-26 Cheng-Ho Tsai Vibrator of an electro-acoustic transducer
TW201125372A (en) 2010-01-15 2011-07-16 Univ Nat Chiao Tung Piezoelectric panel speaker and optimal design method of the same
TW201136331A (en) * 2010-04-06 2011-10-16 Zhao-Lang Wang Moving-magnet type loudspeaker device
US8543168B2 (en) 2010-12-14 2013-09-24 Motorola Mobility Llc Portable electronic device
US9407984B2 (en) * 2011-02-24 2016-08-02 Htc Corporation Method and apparatus for adjusting sound quality
JP6092526B2 (ja) 2012-05-14 2017-03-08 京セラ株式会社 電子機器
GB2508639A (en) * 2012-12-06 2014-06-11 Pss Belgium Nv A loudspeaker diaphragm electro-actively driven at its edges
WO2015098090A1 (ja) * 2013-12-26 2015-07-02 京セラ株式会社 電子機器
US10129640B2 (en) 2014-02-06 2018-11-13 Hewlett-Packard Development Company, L.P. Suppressing a modal frequency of a loudspeaker
PE20181440A1 (es) * 2015-09-14 2018-09-12 Wing Acoustics Ltd Mejoras en o relacionadas con los transductores de audio
DE102015217778B4 (de) * 2015-09-17 2019-05-29 Robert Bosch Gmbh Akustischer Sensor mit einer Membran und einem elektroakustischen Wandler
US9820035B2 (en) * 2016-03-25 2017-11-14 Bose Corporation Audio systems and apparatus for vibration isolation
GB2560878B (en) * 2017-02-24 2021-10-27 Google Llc A panel loudspeaker controller and a panel loudspeaker
US11166100B2 (en) 2017-03-15 2021-11-02 Wing Acoustics Limited Bass optimization for audio systems and devices
TW201904310A (zh) 2017-03-22 2019-01-16 紐西蘭商威恩音響有限公司 有關於聲頻轉換器、薄型電子裝置及鉸鏈系統的系統、方法及裝置
US11272295B2 (en) 2018-01-22 2022-03-08 Huawei Technologies Co., Ltd. Audio display with electro-active polymer bender element
EP3837859B1 (en) 2018-08-14 2024-10-02 Wing Acoustics Limited Systems methods and devices relating to audio transducers
US10782731B1 (en) * 2019-02-28 2020-09-22 Google Llc Modal frequency shifting for loudspeaker devices
GB201907267D0 (en) 2019-05-23 2019-07-10 Pss Belgium Nv Loudspeaker
US11606633B2 (en) * 2019-12-10 2023-03-14 Apple Inc. Speaker assembly
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Citations (2)

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Publication number Priority date Publication date Assignee Title
US6078126A (en) * 1998-05-29 2000-06-20 Motorola, Inc. Resonant piezoelectric alerting device
CN1434985A (zh) * 1999-12-21 2003-08-06 1...有限公司 电活化装置

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Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6078126A (en) * 1998-05-29 2000-06-20 Motorola, Inc. Resonant piezoelectric alerting device
CN1434985A (zh) * 1999-12-21 2003-08-06 1...有限公司 电活化装置

Also Published As

Publication number Publication date
JP2004531173A (ja) 2004-10-07
WO2003001841A2 (en) 2003-01-03
JP3994086B2 (ja) 2007-10-17
WO2003001841A3 (en) 2003-09-12
US7302068B2 (en) 2007-11-27
CN1547869A (zh) 2004-11-17
AU2002310642A1 (en) 2003-01-08
KR20040014569A (ko) 2004-02-14
US20040202338A1 (en) 2004-10-14
EP1397937A2 (en) 2004-03-17

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PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
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: 20070314