JP7708676B2 - 車両用スピーカ - Google Patents

車両用スピーカ

Info

Publication number
JP7708676B2
JP7708676B2 JP2021574157A JP2021574157A JP7708676B2 JP 7708676 B2 JP7708676 B2 JP 7708676B2 JP 2021574157 A JP2021574157 A JP 2021574157A JP 2021574157 A JP2021574157 A JP 2021574157A JP 7708676 B2 JP7708676 B2 JP 7708676B2
Authority
JP
Japan
Prior art keywords
vibration
surface portion
vibration surface
voice coil
vibrating
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.)
Active
Application number
JP2021574157A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2021153742A1 (https=
Inventor
孝行 田端
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.)
Foster Electric Co Ltd
Original Assignee
Foster Electric Co 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 Foster Electric Co Ltd filed Critical Foster Electric Co Ltd
Publication of JPWO2021153742A1 publication Critical patent/JPWO2021153742A1/ja
Application granted granted Critical
Publication of JP7708676B2 publication Critical patent/JP7708676B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04R9/02—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
    • H04R9/06—Loudspeakers
    • H04R9/066—Loudspeakers using the principle of inertia
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
    • B60R11/02—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof
    • B60R11/0217—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof for loud-speakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2440/00—Bending wave transducers covered by H04R, not provided for in its groups
    • H04R2440/05—Aspects relating to the positioning and way or means of mounting of exciters to resonant bending wave panels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/13—Acoustic transducers and sound field adaptation in vehicles
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Mechanical Engineering (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
JP2021574157A 2020-01-30 2021-01-29 車両用スピーカ Active JP7708676B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020013967 2020-01-30
JP2020013967 2020-01-30
PCT/JP2021/003274 WO2021153742A1 (ja) 2020-01-30 2021-01-29 車両用スピーカ

Publications (2)

Publication Number Publication Date
JPWO2021153742A1 JPWO2021153742A1 (https=) 2021-08-05
JP7708676B2 true JP7708676B2 (ja) 2025-07-15

Family

ID=77079124

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021574157A Active JP7708676B2 (ja) 2020-01-30 2021-01-29 車両用スピーカ

Country Status (4)

Country Link
US (1) US12192725B2 (https=)
JP (1) JP7708676B2 (https=)
CN (1) CN114946196A (https=)
WO (1) WO2021153742A1 (https=)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005217778A (ja) 2004-01-29 2005-08-11 Taisei Corp パネルスピーカ
JP2007124005A (ja) 2005-10-25 2007-05-17 Kenwood Corp 木質パネル
JP2007221638A (ja) 2006-02-20 2007-08-30 Matsushita Electric Ind Co Ltd 振動板とそれを用いたスピーカ

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54139718A (en) 1978-04-21 1979-10-30 Takakichi Ogi Method of reinforcing vibrating plate for speaker
JPS5660191A (en) 1979-10-22 1981-05-23 Nissan Motor Co Ltd Acoustic device for car
JPS57104396A (en) 1980-12-19 1982-06-29 Nissan Motor Co Ltd Audio equipment for car
JPS622857Y2 (https=) * 1981-04-23 1987-01-22
DE3172790D1 (en) * 1980-12-19 1985-12-05 Nissan Motor Speaker for automotive vehicle audio system
JPS5826070B2 (ja) 1981-03-30 1983-05-31 富士通株式会社 バ−コ−ド記録装置
JPS57171368A (en) 1981-04-15 1982-10-21 Fuji Xerox Co Ltd Three-phase electric field curtain sheet
JPS599693U (ja) * 1982-07-07 1984-01-21 三洋電機株式会社 スピ−カ
JPS599693A (ja) 1982-07-09 1984-01-19 パイオニア株式会社 車載用表示装置
JPS63254896A (ja) 1987-04-10 1988-10-21 Matsushita Electric Ind Co Ltd 平板スピ−カ
JP2000152363A (ja) * 1998-11-11 2000-05-30 Victor Co Of Japan Ltd 動電形スピーカユニット
JP3877209B2 (ja) * 2002-12-06 2007-02-07 パイオニア株式会社 スピーカ装置
JP2005014793A (ja) 2003-06-26 2005-01-20 Daiwa Kasei Ind Co Ltd 車両用スピーカ装置
JP2005244743A (ja) * 2004-02-27 2005-09-08 Namiki Precision Jewel Co Ltd 多機能型振動アクチュエータ並びに携帯用通信機器
WO2009011108A1 (ja) * 2007-07-18 2009-01-22 Panasonic Corporation 振動装置及び音響システム
JP2009038732A (ja) * 2007-08-03 2009-02-19 Panasonic Corp 電子部品とその製造方法及び該電子部品を備える電子装置
JP5192799B2 (ja) * 2007-12-25 2013-05-08 パナソニック株式会社 表示装置設置用パネル
CN201967118U (zh) * 2011-01-06 2011-09-07 瑞声光电科技(常州)有限公司 一种新型的微型扬声器
JP2013051499A (ja) * 2011-08-30 2013-03-14 Minebea Co Ltd スピーカ
JP6195250B2 (ja) * 2012-12-20 2017-09-13 パナソニックＩｐマネジメント株式会社 スピーカ装置、映像音響機器、携帯型情報処理装置、移動体、およびイヤーホン
US9154862B2 (en) 2013-06-27 2015-10-06 The Boeing Company Flat panel loudspeaker system
CN103686557A (zh) * 2013-11-28 2014-03-26 歌尔声学股份有限公司 电声换能器

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005217778A (ja) 2004-01-29 2005-08-11 Taisei Corp パネルスピーカ
JP2007124005A (ja) 2005-10-25 2007-05-17 Kenwood Corp 木質パネル
JP2007221638A (ja) 2006-02-20 2007-08-30 Matsushita Electric Ind Co Ltd 振動板とそれを用いたスピーカ

Also Published As

Publication number Publication date
WO2021153742A1 (ja) 2021-08-05
JPWO2021153742A1 (https=) 2021-08-05
CN114946196A (zh) 2022-08-26
US20230061027A1 (en) 2023-03-02
US12192725B2 (en) 2025-01-07

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