EP3736840A4 - Induktoranordnung und lautsprecher - Google Patents

Induktoranordnung und lautsprecher Download PDF

Info

Publication number
EP3736840A4
EP3736840A4 EP19743230.5A EP19743230A EP3736840A4 EP 3736840 A4 EP3736840 A4 EP 3736840A4 EP 19743230 A EP19743230 A EP 19743230A EP 3736840 A4 EP3736840 A4 EP 3736840A4
Authority
EP
European Patent Office
Prior art keywords
speaker
inductor assembly
inductor
assembly
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.)
Granted
Application number
EP19743230.5A
Other languages
English (en)
French (fr)
Other versions
EP3736840A1 (de
EP3736840B1 (de
EP3736840C0 (de
Inventor
Jingran WANG
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP3736840A1 publication Critical patent/EP3736840A1/de
Publication of EP3736840A4 publication Critical patent/EP3736840A4/de
Application granted granted Critical
Publication of EP3736840B1 publication Critical patent/EP3736840B1/de
Publication of EP3736840C0 publication Critical patent/EP3736840C0/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F21/00—Variable inductances or transformers of the signal type
    • H01F21/02—Variable inductances or transformers of the signal type continuously variable, e.g. variometers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/40—Structural association with built-in electric component, e.g. fuse
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F21/00—Variable inductances or transformers of the signal type
    • H01F21/12—Variable inductances or transformers of the signal type discontinuously variable, e.g. tapped
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/2823—Wires
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/42—Circuits specially adapted for the purpose of modifying, or compensating for, electric characteristics of transformers, reactors, or choke coils

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Amplifiers (AREA)
EP19743230.5A 2018-01-24 2019-01-23 Induktoranordnung und lautsprecher Active EP3736840B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201810067576.8A CN108447665A (zh) 2018-01-24 2018-01-24 一种可调电感器组件及音箱
PCT/CN2019/072866 WO2019144887A1 (zh) 2018-01-24 2019-01-23 电感器组件及音箱

Publications (4)

Publication Number Publication Date
EP3736840A1 EP3736840A1 (de) 2020-11-11
EP3736840A4 true EP3736840A4 (de) 2021-03-10
EP3736840B1 EP3736840B1 (de) 2023-08-23
EP3736840C0 EP3736840C0 (de) 2023-08-23

Family

ID=63191298

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19743230.5A Active EP3736840B1 (de) 2018-01-24 2019-01-23 Induktoranordnung und lautsprecher

Country Status (3)

Country Link
EP (1) EP3736840B1 (de)
CN (2) CN108447665A (de)
WO (1) WO2019144887A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108447665A (zh) * 2018-01-24 2018-08-24 北京金科华业测控技术有限公司 一种可调电感器组件及音箱
CN110379611A (zh) * 2019-06-26 2019-10-25 东南大学 一种具有永磁偏置的直流电流控制电感调谐装置
CN112467587A (zh) * 2019-11-20 2021-03-09 邹虚 移动式变电站
CN118098791A (zh) * 2022-11-28 2024-05-28 王静然 电感器及扬声器组件

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4207530A (en) * 1977-09-12 1980-06-10 Motorola, Inc. Electrically tunable inductor and method
WO1999028934A2 (en) * 1997-11-28 1999-06-10 Asea Brown Boveri, Ab Flux control for high power static electromagnetic devices
CN2455028Y (zh) * 2000-11-29 2001-10-17 梁耀辉 一种高保真音箱
JP2004140165A (ja) * 2002-10-17 2004-05-13 Matsushita Electric Ind Co Ltd 可変インダクタ
CN1790565A (zh) * 2005-12-23 2006-06-21 清华大学 非接触式可控电抗器
RU2348998C1 (ru) * 2008-01-31 2009-03-10 Александр Васильевич Григорьев Управляемый реактор трансформаторного типа
CN202309082U (zh) * 2011-09-28 2012-07-04 武汉伏特克电气工程有限公司 自动无级调压式无功补偿装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05182837A (ja) * 1992-01-07 1993-07-23 Matsushita Electric Ind Co Ltd 可変インダクタ
CN201319287Y (zh) * 2008-12-03 2009-09-30 上海铁路通信工厂 大电流空心线圈
US20110260819A1 (en) * 2010-04-26 2011-10-27 Taiwan Semiconductor Manufacturing Co., Ltd. Continuously tunable inductor with variable resistors
CN102682955B (zh) * 2012-05-10 2016-09-14 杭州金果科技有限公司 一种可调电感
CN202759249U (zh) * 2012-08-23 2013-02-27 大连第二互感器集团有限公司 磁控并联电抗器
CN203311972U (zh) * 2013-07-11 2013-11-27 哈尔滨理工大学 一种带气隙直流控磁可调电抗器
CN204992589U (zh) * 2015-10-10 2016-01-20 张家港市博特圣电气科技有限公司 一种三相交流智能控制电路
CN107509134A (zh) * 2017-10-10 2017-12-22 李龙根 一种耳机用二阶无源分频器
CN108447665A (zh) * 2018-01-24 2018-08-24 北京金科华业测控技术有限公司 一种可调电感器组件及音箱

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4207530A (en) * 1977-09-12 1980-06-10 Motorola, Inc. Electrically tunable inductor and method
WO1999028934A2 (en) * 1997-11-28 1999-06-10 Asea Brown Boveri, Ab Flux control for high power static electromagnetic devices
CN2455028Y (zh) * 2000-11-29 2001-10-17 梁耀辉 一种高保真音箱
JP2004140165A (ja) * 2002-10-17 2004-05-13 Matsushita Electric Ind Co Ltd 可変インダクタ
CN1790565A (zh) * 2005-12-23 2006-06-21 清华大学 非接触式可控电抗器
RU2348998C1 (ru) * 2008-01-31 2009-03-10 Александр Васильевич Григорьев Управляемый реактор трансформаторного типа
CN202309082U (zh) * 2011-09-28 2012-07-04 武汉伏特克电气工程有限公司 自动无级调压式无功补偿装置

Also Published As

Publication number Publication date
CN108447665A (zh) 2018-08-24
CN111954913A (zh) 2020-11-17
EP3736840A1 (de) 2020-11-11
EP3736840B1 (de) 2023-08-23
EP3736840C0 (de) 2023-08-23
WO2019144887A1 (zh) 2019-08-01

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