EP3736840C0 - Induktoranordnung und lautsprecher - Google Patents

Induktoranordnung und lautsprecher

Info

Publication number
EP3736840C0
EP3736840C0 EP19743230.5A EP19743230A EP3736840C0 EP 3736840 C0 EP3736840 C0 EP 3736840C0 EP 19743230 A EP19743230 A EP 19743230A EP 3736840 C0 EP3736840 C0 EP 3736840C0
Authority
EP
European Patent Office
Prior art keywords
speaker
inductor arrangement
inductor
arrangement
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
EP19743230.5A
Other languages
English (en)
French (fr)
Other versions
EP3736840B1 (de
EP3736840A4 (de
EP3736840A1 (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 EP3736840A4 (de) 2021-03-10
EP3736840B1 EP3736840B1 (de) 2023-08-23
EP3736840C0 true 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 (5)

* 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
CN112350204A (zh) * 2019-11-20 2021-02-09 邹虚 一种移动式变电站
CN118098791A (zh) * 2022-11-28 2024-05-28 王静然 电感器及扬声器组件
CN119786227B (zh) * 2025-03-07 2025-05-09 深圳市海瑞思自动化科技有限公司 一种质谱用射频线圈电感量调节装置

Family Cites Families (16)

* 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
JPH05182837A (ja) * 1992-01-07 1993-07-23 Matsushita Electric Ind Co Ltd 可変インダクタ
US20040012472A1 (en) * 1997-11-28 2004-01-22 Christian Sasse 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
CN100483575C (zh) * 2005-12-23 2009-04-29 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
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
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
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

Also Published As

Publication number Publication date
EP3736840B1 (de) 2023-08-23
CN108447665A (zh) 2018-08-24
WO2019144887A1 (zh) 2019-08-01
EP3736840A4 (de) 2021-03-10
CN111954913A (zh) 2020-11-17
EP3736840A1 (de) 2020-11-11

Similar Documents

Publication Publication Date Title
EP3836561C0 (de) Lautsprechereinheit und lautsprechervorrichtung
EP3740224A4 (de) Anti-lilrb-antikörper und verwendungen davon
IL282998A (en) Pyridazinone compounds and uses thereof
EP3594203A4 (de) Substituierte pyrrolidinverbindung und verwendung davon
EP3594202A4 (de) Substituierte pyrrolidinverbindung und verwendung davon
EP3429228A4 (de) Lautsprecher und ohrhörer
EP3532092A4 (de) Immunglobuline und verwendungen davon
EP3809716A4 (de) Lautsprechermembran und lautsprecher
EP3781318A4 (de) Emulgatoren und verwendungen davon
IL278122B1 (en) Pteridinone compounds and uses thereof
EP3809718A4 (de) Lautsprecher
EP3893945A4 (de) Cromolynester und verwendungen davon
EP3890028A4 (de) Anzeigetafel und endgerät
EP3904382A4 (de) Anti-il-23p19-antikörper und verwendungen davon
EP3723388C0 (de) Knochenleitender lautsprecher
EP3736840C0 (de) Induktoranordnung und lautsprecher
EP3580236A4 (de) Anti-g-csf-antikörper und verwendungen dafür
EP3809720A4 (de) Lautsprecher
EP3672443A4 (de) Koffer und koffersystem
LT3920198T (lt) Induktorių konstrukcijos
EP3730565A4 (de) Mehrschichtstruktur und verwendungen davon
EP3824649A4 (de) Verschmutzungssichere mikrofonanordnung
IL285118A (en) Compounds and uses thereof
DE112018007291A5 (de) Lautsprechereinheit
EP3429220A4 (de) Lautsprechervorrichtung

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20200804

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

A4 Supplementary search report drawn up and despatched

Effective date: 20210209

RIC1 Information provided on ipc code assigned before grant

Ipc: H01F 27/42 20060101ALI20210203BHEP

Ipc: H01F 27/28 20060101ALI20210203BHEP

Ipc: H01F 21/02 20060101ALI20210203BHEP

Ipc: H01F 27/40 20060101AFI20210203BHEP

Ipc: H01F 21/12 20060101ALI20210203BHEP

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
RIC1 Information provided on ipc code assigned before grant

Ipc: H01F 21/02 20060101ALI20230119BHEP

Ipc: H01F 27/42 20060101ALI20230119BHEP

Ipc: H01F 21/12 20060101ALI20230119BHEP

Ipc: H01F 27/28 20060101ALI20230119BHEP

Ipc: H01F 27/40 20060101AFI20230119BHEP

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

INTG Intention to grant announced

Effective date: 20230307

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 602019035615

Country of ref document: DE

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

U01 Request for unitary effect filed

Effective date: 20230823

U07 Unitary effect registered

Designated state(s): AT BE BG DE DK EE FI FR IT LT LU LV MT NL PT SE SI

Effective date: 20230901

U1N Appointed representative for the unitary patent procedure changed after the registration of the unitary effect

Representative=s name: CHUNG, HOI KAN; GB

U20 Renewal fee for the european patent with unitary effect paid

Year of fee payment: 6

Effective date: 20231205

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231124

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20231122

Year of fee payment: 6

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231223

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: RS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230823

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231123

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231223

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230823

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231124

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230823

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230823

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230823

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230823

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230823

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230823

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230823

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 602019035615

Country of ref document: DE

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed

Effective date: 20240524

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230823

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230823

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20240131

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20240131

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20240123

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20240123

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO

Effective date: 20190123

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO

Effective date: 20190123

U90 Renewal fees not paid: noting of loss of rights

Free format text: RENEWAL FEE NOT PAID FOR YEAR 07

Effective date: 20250819

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20250123

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20250123

U93 Unitary patent lapsed

Free format text: RENEWAL FEE NOT PAID

Effective date: 20250131

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: TR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230823