NO20032855L - Konsentrisk koplanar flerbånds elektroakustisk omfomer - Google Patents

Konsentrisk koplanar flerbånds elektroakustisk omfomer

Info

Publication number
NO20032855L
NO20032855L NO20032855A NO20032855A NO20032855L NO 20032855 L NO20032855 L NO 20032855L NO 20032855 A NO20032855 A NO 20032855A NO 20032855 A NO20032855 A NO 20032855A NO 20032855 L NO20032855 L NO 20032855L
Authority
NO
Norway
Prior art keywords
loudspeaker
drive unit
respect
center axis
surrounds
Prior art date
Application number
NO20032855A
Other languages
English (en)
Norwegian (no)
Other versions
NO20032855D0 (no
Inventor
Anders Sagren
Original Assignee
Anders Sagren
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 Anders Sagren filed Critical Anders Sagren
Publication of NO20032855D0 publication Critical patent/NO20032855D0/no
Publication of NO20032855L publication Critical patent/NO20032855L/no

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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06—Loudspeakers
    • H04R9/063—Loudspeakers using a plurality of acoustic drivers
    • 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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/025—Magnetic circuit
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/022—Cooling arrangements

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
NO20032855A 2000-12-26 2003-06-20 Konsentrisk koplanar flerbånds elektroakustisk omfomer NO20032855L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US25769300P 2000-12-26 2000-12-26
PCT/SE2001/002896 WO2002052892A1 (en) 2000-12-26 2001-12-21 Concentric co-planar multiband electro-acoustic converter

Publications (2)

Publication Number Publication Date
NO20032855D0 NO20032855D0 (no) 2003-06-20
NO20032855L true NO20032855L (no) 2003-08-26

Family

ID=22977355

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20032855A NO20032855L (no) 2000-12-26 2003-06-20 Konsentrisk koplanar flerbånds elektroakustisk omfomer

Country Status (14)

Country Link
US (4) US6912292B2 (de)
EP (2) EP1703765B1 (de)
JP (1) JP3976681B2 (de)
KR (1) KR100896738B1 (de)
CN (1) CN1311712C (de)
AT (1) ATE464751T1 (de)
AU (1) AU2002216597B2 (de)
BR (1) BR0116547A (de)
CA (1) CA2433228C (de)
DE (1) DE60141863D1 (de)
ES (1) ES2349946T3 (de)
MX (1) MXPA03005789A (de)
NO (1) NO20032855L (de)
WO (1) WO2002052892A1 (de)

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US9736592B2 (en) * 2015-03-20 2017-08-15 Google Inc. Transducer components and structure thereof for improved audio output
JP6363792B2 (ja) * 2015-04-21 2018-07-25 賢太 田中 電気音響変換装置
CN105282662B (zh) * 2015-11-09 2019-01-22 黄顺君 一种与双绕组反并动圈同构同工的双径向磁路
ITUB20161213A1 (it) * 2016-03-01 2017-09-01 Faital S P A Altoparlante
NL2017514B1 (en) * 2016-09-22 2018-03-29 Univ Delft Tech Loudspeaker unit with multiple drive units
CN107316546B (zh) * 2017-08-03 2019-08-06 重庆大学 磁性液体演示仪及其控制方法
CN110620975A (zh) * 2018-06-20 2019-12-27 惠州迪芬尼声学科技股份有限公司 端子组及具有端子组的扬声器
CN208638655U (zh) * 2018-08-04 2019-03-22 瑞声科技(新加坡)有限公司 扬声器模组
CN108924713B (zh) * 2018-08-23 2024-07-16 张永春 多极引擎阵列系统及扬声器
US11317214B2 (en) * 2018-12-14 2022-04-26 Audio-Technica Corporation Acoustic diaphragm, method of manufacturing acoustic diaphragm, and electroacoustic transducer
GB2591223A (en) * 2020-01-22 2021-07-28 Gp Acoustics International Ltd Loudspeakers
EP4189975A1 (de) * 2020-08-03 2023-06-07 Mayht Holding B.V. Lautsprechereinheit
CN114598973B (zh) * 2020-12-07 2025-08-29 华为技术有限公司 一种扬声器及电子设备
KR20230000640A (ko) * 2021-06-25 2023-01-03 부전전자 주식회사 동축 익사이터의 코일 분리 장착 구조
US12335707B2 (en) * 2022-11-30 2025-06-17 Aac Microtech (Changzhou) Co., Ltd. Double-sided speaker device

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Also Published As

Publication number Publication date
US7551746B2 (en) 2009-06-23
DE60141863D1 (de) 2010-05-27
JP3976681B2 (ja) 2007-09-19
EP1703765B1 (de) 2010-04-14
MXPA03005789A (es) 2005-02-14
US20060256997A1 (en) 2006-11-16
WO2002052892A1 (en) 2002-07-04
EP1350414A1 (de) 2003-10-08
US20050207611A1 (en) 2005-09-22
US20020094097A1 (en) 2002-07-18
EP1703765A3 (de) 2007-01-10
US20050207601A1 (en) 2005-09-22
EP1703765A2 (de) 2006-09-20
NO20032855D0 (no) 2003-06-20
CN1311712C (zh) 2007-04-18
CA2433228C (en) 2009-08-25
JP2004537183A (ja) 2004-12-09
US7379554B2 (en) 2008-05-27
CN1493168A (zh) 2004-04-28
KR100896738B1 (ko) 2009-05-11
US6912292B2 (en) 2005-06-28
ES2349946T3 (es) 2011-01-13
BR0116547A (pt) 2003-10-07
KR20040052450A (ko) 2004-06-23
US7515723B2 (en) 2009-04-07
AU2002216597B2 (en) 2007-05-10
ATE464751T1 (de) 2010-04-15
CA2433228A1 (en) 2002-07-04

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